ci-upstream-kasan-gce-smack-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-smack-root/syz-execprog -executor=ci-upstream-kasan-gce-smack-root/syz-executor -arch=amd64 -sandbox=none -procs=5 -repeat=0 -threaded=false -collide=false -optional=slowdown=1:sandbox_arg=0:type=gce ci-upstream-kasan-gce-smack-root/syzkaller3083404466 <...> gs=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6321] chdir("./36" [pid 6320] close(3 [pid 6319] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] recvfrom(4 [pid 6317] <... sendto resumed>) = 32 [pid 6320] <... close resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=41}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6321] <... chdir resumed>) = 0 [pid 6320] read(200 [pid 6319] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6318] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] recvfrom(4 [pid 6321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6320] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] <... sendto resumed>) = 32 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=43}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6321] <... prctl resumed>) = 0 [pid 6320] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6319] recvfrom(4 [pid 6318] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] recvfrom(4 [pid 6320] <... symlinkat resumed>) = 0 [pid 6319] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=39}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=43}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6321] setpgid(0, 0 [pid 6320] close(249 [pid 6319] recvfrom(4 [pid 6318] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6321] <... setpgid resumed>) = 0 [pid 6317] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6320] <... close resumed>) = 0 [pid 6319] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=39}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6318] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] <... futex resumed>) = 0 [pid 6321] <... symlinkat resumed>) = 0 [pid 6320] close(248 [pid 6319] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6320] <... close resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = 0 [pid 6321] <... symlinkat resumed>) = 0 [pid 6320] prctl(PR_SET_NAME, "syz.2.209" [pid 6319] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6321] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6320] <... prctl resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6321] <... symlinkat resumed>) = 0 [pid 6320] close(4 [pid 6319] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6317] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6320] <... close resumed>) = 0 [pid 6319] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6318] <... sendmsg resumed>) = 28 [pid 6317] <... futex resumed>) = 0 [pid 6319] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... openat resumed>) = 3 [pid 6319] <... futex resumed>) = 0 [pid 6318] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] write(3, "1000", 4 [pid 6320] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6321] <... write resumed>) = 4 [pid 6320] <... futex resumed>) = 0 [pid 6319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6321] close(3 [pid 6320] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... sendmsg resumed>) = 28 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... sendmsg resumed>) = 28 [pid 6321] <... close resumed>) = 0 [pid 6319] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6317] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] read(200 [pid 6320] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] <... sendmsg resumed>) = 20 [pid 6317] <... futex resumed>) = 0 [pid 6321] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6320] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6319] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... futex resumed>) = 0 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = 0 [pid 6321] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6320] <... openat resumed>) = 3 [pid 6319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6318] close_range(3, 30, 0 [pid 6317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6321] <... symlinkat resumed>) = 0 [pid 6320] setns(201, 0 [pid 6319] <... sendmsg resumed>) = 20 [pid 6320] <... setns resumed>) = 0 [pid 6321] close(249 [pid 6320] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6317] <... sendmsg resumed>) = 20 [pid 6321] <... close resumed>) = 0 [pid 6321] close(248 [pid 6320] <... socket resumed>) = 4 [pid 6319] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... close_range resumed>) = 0 [pid 6317] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... close resumed>) = 0 [pid 6320] setns(3, 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] exit_group(0 [pid 6317] <... futex resumed>) = 0 [pid 6321] prctl(PR_SET_NAME, "syz.1.208" [pid 6320] <... setns resumed>) = 0 [pid 6319] close_range(3, 30, 0 [pid 6318] <... exit_group resumed>) = ? [pid 6317] close_range(3, 30, 0 [pid 6321] <... prctl resumed>) = 0 [pid 6320] close(3) = 0 [pid 6321] close(4) = 0 [pid 6319] <... close_range resumed>) = 0 [pid 6317] <... close_range resumed>) = 0 [pid 6319] exit_group(0) = ? [pid 6321] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] exit_group(0 [pid 6321] <... futex resumed>) = 0 [pid 6320] <... futex resumed>) = 0 [pid 6317] <... exit_group resumed>) = ? [pid 6319] +++ exited with 0 +++ [pid 6318] +++ exited with 0 +++ [pid 6320] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = 0 [pid 6317] +++ exited with 0 +++ [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6321] <... futex resumed>) = 0 [pid 6320] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6321] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] rt_sigreturn({mask=[]} [pid 5783] rt_sigreturn({mask=[]} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] rt_sigreturn({mask=[]}) = -1 EINTR (Interrupted system call) [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6321] <... openat resumed>) = 3 [pid 6320] <... sendto resumed>) = 32 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6321] setns(201, 0 [pid 6320] recvfrom(4 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6321] <... setns resumed>) = 0 [pid 6320] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=40}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... write resumed>) = 4 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=755875772}) [pid 6321] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6320] recvfrom(4 [pid 5815] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... write resumed>) = 4 [pid 5783] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6321] <... socket resumed>) = 4 [pid 6320] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=40}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6321] setns(3, 0 [pid 6320] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... setns resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6320] <... futex resumed>) = 0 [pid 5625] read(18 [pid 6321] close(3 [pid 6320] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6321] <... close resumed>) = 0 [pid 6320] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xe1\x9d\x18"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 386, NULL, 0) = 1 [pid 6321] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] getdents64(3 [pid 5808] <... openat resumed>) = 3 [pid 5783] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6321] <... futex resumed>) = 0 [pid 6320] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] fstat(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd2\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6320] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6321] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xe1\x9d\x18"..., 32516876) = 216 [pid 6320] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./40/binderfs" [pid 6321] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6321] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6320] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6321] <... sendto resumed>) = 32 [pid 6320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./40/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./36/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] epoll_pwait(4 [pid 6321] recvfrom(4 [pid 6320] <... sendmsg resumed>) = 28 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./38/binderfs" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [21 29], left {tv_sec=0, tv_nsec=999967112}) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6321] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=39}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6320] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./36/binderfs" [pid 5625] read(29 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6321] recvfrom(4 [pid 6320] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./38/binderfs" [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6321] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=39}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6320] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./40/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xce\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xea\xda\x18"..., 216 [pid 5808] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 6321] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./36/cgroup.net" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xd3\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=85510942} [pid 6321] <... futex resumed>) = 0 [pid 6320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./40/cgroup.net" [pid 6321] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... sendmsg resumed>) = 20 [pid 6320] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6321] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6320] <... futex resumed>) = 0 [pid 5815] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./38/cgroup.net" [pid 5783] unlink("./36/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6321] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6320] close_range(3, 30, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6321] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./38/cgroup.net" [pid 5783] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6320] <... close_range resumed>) = 0 [pid 5625] read(21 [pid 6321] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./40/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6321] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./40/cgroup.cpu" [pid 5808] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] newfstatat(AT_FDCWD, "./36/cgroup.cpu" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xcf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x23\xad\x18"..., 216 [pid 6321] <... futex resumed>) = 0 [pid 6320] exit_group(0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 6321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6320] <... exit_group resumed>) = ? [pid 5815] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./38/cgroup.cpu" [pid 5783] unlink("./36/cgroup.cpu" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd4\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6321] <... sendmsg resumed>) = 28 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 6321] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./38/cgroup.cpu" [pid 5815] newfstatat(AT_FDCWD, "./40/cgroup" [pid 5783] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6321] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6321] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./40/cgroup" [pid 5808] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] newfstatat(AT_FDCWD, "./36/cgroup" [pid 6321] <... futex resumed>) = 0 [pid 6321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6321] <... sendmsg resumed>) = 20 [pid 5815] getdents64(3 [pid 5808] newfstatat(AT_FDCWD, "./38/cgroup" [pid 5783] unlink("./36/cgroup" [pid 6321] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] +++ exited with 0 +++ [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 6321] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] unlink("./38/cgroup" [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6321] close_range(3, 30, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] rt_sigreturn({mask=[]} [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5815] unlinkat(AT_FDCWD, "./40", AT_REMOVEDIR [pid 5808] getdents64(3 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] close(3 [pid 6321] <... close_range resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 6321] exit_group(0 [pid 5783] unlinkat(AT_FDCWD, "./36", AT_REMOVEDIR [pid 6321] <... exit_group resumed>) = ? [pid 5815] mkdirat(AT_FDCWD, "./41", 0777 [pid 5808] <... close resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./38", AT_REMOVEDIR [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=991451671}) [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5625] read(23 [pid 5777] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 95, NULL, 0) = 1 [pid 6321] +++ exited with 0 +++ [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] mkdirat(AT_FDCWD, "./39", 0777 [pid 5783] mkdirat(AT_FDCWD, "./37", 0777 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... mkdirat resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x87\x3b\x16"..., 216 [pid 5777] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5615] <... futex resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] read(6 [pid 5815] close(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 216 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd2\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 808 [pid 5815] <... close resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xd5\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... write resumed>) = 424 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] close(3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] close(3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... close resumed>) = 0 [pid 5777] getdents64(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 48 [pid 5610] <... write resumed>) = 424 [pid 5815] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5758] <... write resumed>) = 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5758] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999980894}) [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... write resumed>) = 424 [pid 5808] <... close resumed>) = 0 [pid 5777] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5625] read(3 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] read(6 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xd5\x00\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] newfstatat(AT_FDCWD, "./37/binderfs" [pid 5758] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] fstat(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] unlink("./37/binderfs" [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(13 [pid 5619] epoll_pwait(4 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... write resumed>) = 424 [pid 5783] <... close resumed>) = 0 [pid 5777] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xd0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xa4\x67\x1a"..., 216 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] read(6 [pid 5758] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 10, NULL, 0) = 1 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xd0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xa4\x67\x1a"..., 32516876) = 216 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./37/cgroup.net" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xd6\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5619] epoll_pwait(4 [pid 5610] read(6 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] newfstatat(AT_FDCWD, "./36/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] unlink("./37/cgroup.net" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... unlink resumed>) = 0 [pid 5758] unlink("./36/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5777] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980258}) [pid 5619] <... epoll_pwait resumed>, [], 128, 2, NULL, 0) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./37/cgroup.cpu" [pid 5758] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] <... futex resumed>) = 1 [pid 5815] read(249 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... futex resumed>) = 0 [pid 5615] sched_getaffinity(0, 8192 [pid 5610] epoll_pwait(4 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... close resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] unlink("./37/cgroup.cpu" [pid 5758] newfstatat(AT_FDCWD, "./36/cgroup.net" [pid 5625] read(3 [pid 5783] <... close resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... socket resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./36/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] read(249 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982582}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=988129968}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6322 attached [pid 5808] close(3 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] newfstatat(AT_FDCWD, "./37/cgroup" [pid 5758] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5808] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6322] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 44 [pid 5808] read(249 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6322] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] unlink("./37/cgroup" [pid 5625] read(3 [pid 6322] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./36/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 992, NULL, 0) = 1 [pid 6322] chdir("./41" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] getdents64(3 [pid 5758] unlink("./36/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981341}) [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6322] <... chdir resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] close(3 [pid 6322] <... prctl resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6322] setpgid(0, 0 [pid 5777] unlinkat(AT_FDCWD, "./37", AT_REMOVEDIR [pid 5758] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6322] <... setpgid resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... futex resumed>) = 1 [pid 6322] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5777] mkdirat(AT_FDCWD, "./38", 0777 [pid 5758] newfstatat(AT_FDCWD, "./36/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 5615] <... futex resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xd6\x00\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6322] <... symlinkat resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] unlink("./36/cgroup" [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6322] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6323 attached [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 40 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=997411364}) [pid 5623] <... write resumed>) = 424 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5623] read(6 [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6324 attached [pid 6323] set_robust_list(0x5555944427e0, 24 [pid 6322] <... symlinkat resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6324] set_robust_list(0x5555673497e0, 24 [pid 6323] <... set_robust_list resumed>) = 0 [pid 6322] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] close(3 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5777] <... close resumed>) = 0 [pid 6324] <... set_robust_list resumed>) = 0 [pid 6323] rt_sigprocmask(SIG_SETMASK, [] [pid 6322] <... symlinkat resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 42 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=921787915} [pid 6324] rt_sigprocmask(SIG_SETMASK, [] [pid 6323] chdir("./37" [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlinkat(AT_FDCWD, "./36", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6324] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] close(3 [pid 6323] <... chdir resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6324] chdir("./39" [pid 6323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6323] setpgid(0, 0) = 0 [pid 6323] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6322] <... openat resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] mkdirat(AT_FDCWD, "./37", 0777 [pid 6324] <... chdir resumed>) = 0 [pid 6322] write(3, "1000", 4 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... mkdirat resumed>) = 0 [pid 6322] <... write resumed>) = 4 [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] close(3 [pid 6324] <... prctl resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6324] setpgid(0, 0 [pid 6322] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6324] <... setpgid resumed>) = 0 [pid 6322] read(200 [pid 6324] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5777] <... socket resumed>) = 3 [pid 6322] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] close(3 [pid 6324] <... symlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6323] <... symlinkat resumed>) = 0 [pid 5758] close(3 [pid 6324] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6323] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 6324] <... symlinkat resumed>) = 0 [pid 6323] <... symlinkat resumed>) = 0 [pid 6322] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] <... socket resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6323] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6322] <... symlinkat resumed>) = 0 [pid 6323] <... symlinkat resumed>) = 0 [pid 5777] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6324] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6322] close(249 [pid 6324] <... symlinkat resumed>) = 0 [pid 6323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] <... close resumed>) = 0 [pid 5758] close(3 [pid 6324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] read(249 [pid 6324] <... openat resumed>) = 3 [pid 6323] <... openat resumed>) = 3 [pid 6322] <... close resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... close resumed>) = 0 [pid 6324] write(3, "1000", 4 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6324] <... write resumed>) = 4 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6324] close(3 [pid 6322] close(248 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... socket resumed>) = 3 [pid 6324] <... close resumed>) = 0 [pid 6323] write(3, "1000", 4 [pid 6322] <... close resumed>) = 0 [pid 6324] read(200 [pid 6322] prctl(PR_SET_NAME, "syz.4.210" [pid 5758] close(3 [pid 6324] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6323] <... write resumed>) = 4 [pid 6322] <... prctl resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6324] <... symlinkat resumed>) = 0 [pid 6323] close(3 [pid 6322] close(4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCPci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6325 attached [pid 6324] close(249 [pid 6323] <... close resumed>) = 0 [pid 6322] <... close resumed>) = 0 [pid 6325] set_robust_list(0x5555771c07e0, 24 [pid 6324] <... close resumed>) = 0 [pid 6322] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 41 [pid 5758] <... socket resumed>) = 3 [pid 6325] <... set_robust_list resumed>) = 0 [pid 6324] close(248 [pid 5758] close(3 [pid 6324] <... close resumed>) = 0 [pid 6325] rt_sigprocmask(SIG_SETMASK, [] [pid 6323] read(200 [pid 6322] <... futex resumed>) = 0 [pid 6325] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6324] prctl(PR_SET_NAME, "syz.3.212" [pid 6323] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 6325] chdir("./38" [pid 6324] <... prctl resumed>) = 0 [pid 6323] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6322] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6325] <... chdir resumed>) = 0 [pid 6324] close(4 [pid 6323] <... symlinkat resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6324] <... close resumed>) = 0 [pid 6323] close(249 [pid 6322] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6325] <... prctl resumed>) = 0 [pid 6324] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... close resumed>) = 0 [pid 6322] <... openat resumed>) = 3 [pid 5758] close(3 [pid 6325] setpgid(0, 0 [pid 6324] <... futex resumed>) = 0 [pid 6323] close(248 [pid 6325] <... setpgid resumed>) = 0 [pid 6324] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6325] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6324] <... futex resumed>) = 0 [pid 6323] <... close resumed>) = 0 [pid 6322] <... setns resumed>) = 0 [pid 5758] read(249 [pid 6324] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6325] <... symlinkat resumed>) = 0 [pid 6323] prctl(PR_SET_NAME, "syz.0.211" [pid 6322] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6325] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6324] <... openat resumed>) = 3 [pid 6323] <... prctl resumed>) = 0 [pid 6322] <... socket resumed>) = 4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6325] <... symlinkat resumed>) = 0 [pid 6324] setns(201, 0 [pid 6323] close(4 [pid 6322] setns(3, 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6325] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6324] <... setns resumed>) = 0 [pid 6323] <... close resumed>) = 0 [pid 6322] <... setns resumed>) = 0 [pid 6325] <... symlinkat resumed>) = 0 [pid 6324] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6324] <... socket resumed>) = 4 [pid 6323] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6324] setns(3, 0 [pid 6322] close(3 [pid 6325] <... openat resumed>) = 3 [pid 6324] <... setns resumed>) = 0 [pid 6323] <... futex resumed>) = 0 [pid 6322] <... close resumed>) = 0 [pid 6325] write(3, "1000", 4 [pid 6324] close(3 [pid 6323] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... write resumed>) = 4 [pid 6324] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6326 attached [pid 6323] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6326] set_robust_list(0x55556d03f7e0, 24 [pid 6325] close(3 [pid 6324] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6322] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 40 [pid 6325] <... close resumed>) = 0 [pid 6324] <... futex resumed>) = 0 [pid 6325] read(200 [pid 6324] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... set_robust_list resumed>) = 0 [pid 6323] <... openat resumed>) = 3 [pid 6322] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6325] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6325] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6324] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6326] rt_sigprocmask(SIG_SETMASK, [] [pid 6325] <... symlinkat resumed>) = 0 [pid 6323] setns(201, 0 [pid 6322] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6326] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6325] close(249 [pid 6324] <... sendto resumed>) = 32 [pid 6323] <... setns resumed>) = 0 [pid 6322] <... sendto resumed>) = 32 [pid 6326] chdir("./37" [pid 6325] <... close resumed>) = 0 [pid 6324] recvfrom(4 [pid 6323] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6322] recvfrom(4 [pid 6326] <... chdir resumed>) = 0 [pid 6325] close(248 [pid 6324] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=42}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6323] <... socket resumed>) = 4 [pid 6322] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=44}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6325] <... close resumed>) = 0 [pid 6324] recvfrom(4 [pid 6323] setns(3, 0 [pid 6322] recvfrom(4 [pid 6326] <... prctl resumed>) = 0 [pid 6325] prctl(PR_SET_NAME, "syz.2.213" [pid 6324] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=42}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6323] <... setns resumed>) = 0 [pid 6322] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=44}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6326] setpgid(0, 0 [pid 6325] <... prctl resumed>) = 0 [pid 6324] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] close(3 [pid 6326] <... setpgid resumed>) = 0 [pid 6325] close(4 [pid 6324] <... futex resumed>) = 0 [pid 6323] <... close resumed>) = 0 [pid 6322] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6323] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6326] <... symlinkat resumed>) = 0 [pid 6325] <... close resumed>) = 0 [pid 6324] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6322] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] <... futex resumed>) = 0 [pid 6323] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6326] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6325] <... futex resumed>) = 0 [pid 6324] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6322] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6326] <... symlinkat resumed>) = 0 [pid 6325] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] <... futex resumed>) = 0 [pid 6322] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6325] <... futex resumed>) = 0 [pid 6324] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6325] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6324] <... futex resumed>) = 0 [pid 6323] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6322] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... symlinkat resumed>) = 0 [pid 6325] <... openat resumed>) = 3 [pid 6324] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... sendto resumed>) = 32 [pid 6322] <... futex resumed>) = 0 [pid 6326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6325] setns(201, 0 [pid 6324] <... futex resumed>) = 0 [pid 6322] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... openat resumed>) = 3 [pid 6325] <... setns resumed>) = 0 [pid 6324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6326] write(3, "1000", 4 [pid 6325] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6323] recvfrom(4 [pid 6322] <... futex resumed>) = 0 [pid 6326] <... write resumed>) = 4 [pid 6325] <... socket resumed>) = 4 [pid 6324] <... sendmsg resumed>) = 28 [pid 6323] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=40}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6326] close(3 [pid 6325] setns(3, 0 [pid 6324] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] recvfrom(4 [pid 6322] <... sendmsg resumed>) = 28 [pid 6326] <... close resumed>) = 0 [pid 6326] read(200 [pid 6325] <... setns resumed>) = 0 [pid 6324] <... futex resumed>) = 0 [pid 6323] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=40}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6322] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6325] close(3 [pid 6324] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6325] <... close resumed>) = 0 [pid 6324] <... futex resumed>) = 0 [pid 6325] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6325] <... futex resumed>) = 0 [pid 6326] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6324] <... sendmsg resumed>) = 20 [pid 6323] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... symlinkat resumed>) = 0 [pid 6325] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6326] close(249 [pid 6325] <... futex resumed>) = 0 [pid 6324] <... futex resumed>) = 0 [pid 6323] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6325] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6324] close_range(3, 30, 0 [pid 6326] <... close resumed>) = 0 [pid 6323] <... futex resumed>) = 0 [pid 6322] <... sendmsg resumed>) = 20 [pid 6326] close(248 [pid 6325] <... sendto resumed>) = 32 [pid 6323] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6322] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... close resumed>) = 0 [pid 6325] recvfrom(4 [pid 6324] <... close_range resumed>) = 0 [pid 6323] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6322] <... futex resumed>) = 0 [pid 6326] prctl(PR_SET_NAME, "syz.1.214" [pid 6325] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=41}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6324] exit_group(0 [pid 6323] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] close_range(3, 30, 0 [pid 6326] <... prctl resumed>) = 0 [pid 6325] recvfrom(4 [pid 6324] <... exit_group resumed>) = ? [pid 6323] <... futex resumed>) = 0 [pid 6325] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=41}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6323] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] close(4) = 0 [pid 6326] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6326] <... futex resumed>) = 0 [pid 6325] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6326] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6325] <... futex resumed>) = 0 [pid 6326] <... futex resumed>) = 0 [pid 6325] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6324] +++ exited with 0 +++ [pid 6323] <... sendmsg resumed>) = 28 [pid 6322] <... close_range resumed>) = 0 [pid 6326] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6325] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... openat resumed>) = 3 [pid 6325] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6322] exit_group(0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6326] setns(201, 0 [pid 6325] <... futex resumed>) = 0 [pid 6323] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... exit_group resumed>) = ? [pid 5808] rt_sigreturn({mask=[]} [pid 6326] <... setns resumed>) = 0 [pid 6325] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6325] <... futex resumed>) = 0 [pid 6323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6326] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6323] <... sendmsg resumed>) = 20 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6326] <... socket resumed>) = 4 [pid 6325] <... sendmsg resumed>) = 28 [pid 6323] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] setns(3, 0 [pid 6325] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6322] +++ exited with 0 +++ [pid 6326] <... setns resumed>) = 0 [pid 6325] <... futex resumed>) = 0 [pid 6323] close_range(3, 30, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6326] close(3 [pid 6325] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... close_range resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6326] <... close resumed>) = 0 [pid 6325] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=815189549}) [pid 6323] exit_group(0 [pid 5808] <... write resumed>) = 4 [pid 6326] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6323] <... exit_group resumed>) = ? [pid 5808] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6326] <... futex resumed>) = 0 [pid 6325] <... sendmsg resumed>) = 20 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6326] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x8a\x9f\x14"..., 216 [pid 6325] <... futex resumed>) = 0 [pid 6326] <... futex resumed>) = 0 [pid 6325] close_range(3, 30, 0 [pid 5808] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 928, NULL, 0) = 1 [pid 6326] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6325] <... close_range resumed>) = 0 [pid 6323] +++ exited with 0 +++ [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd7\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6326] <... sendto resumed>) = 32 [pid 6325] exit_group(0 [pid 5808] fstat(3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 6326] recvfrom(4 [pid 6325] <... exit_group resumed>) = ? [pid 5783] rt_sigreturn({mask=[]} [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6326] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=40}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x8a\x9f\x14"..., 32516876) = 216 [pid 6326] recvfrom(4 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6326] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=40}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6325] +++ exited with 0 +++ [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6326] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999971973}) [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6326] <... futex resumed>) = 0 [pid 5815] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(18 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6326] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./39/binderfs" [pid 5783] <... write resumed>) = 4 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 6326] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x84\xd7\x17"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=701101693} [pid 6326] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... openat resumed>) = 3 [pid 5808] unlink("./39/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 6326] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] fstat(3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd8\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6326] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... openat resumed>) = 3 [pid 5815] getdents64(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 6326] <... futex resumed>) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5815] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6326] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./39/cgroup.net" [pid 5783] fstat(3 [pid 5777] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 56 [pid 6326] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] newfstatat(AT_FDCWD, "./41/binderfs" [pid 5808] unlink("./39/cgroup.net" [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6326] <... sendmsg resumed>) = 28 [pid 5777] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6326] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5815] unlink("./41/binderfs" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 6326] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] fstat(3 [pid 5783] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 2 (in [23 29], left {tv_sec=0, tv_nsec=999962080}) [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 705, NULL, 0) = 1 [pid 6326] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(29 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6326] <... futex resumed>) = 0 [pid 5815] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./37/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5777] getdents64(3 [pid 6326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 216 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6326] <... sendmsg resumed>) = 20 [pid 5815] newfstatat(AT_FDCWD, "./41/cgroup.net" [pid 5623] read(6 [pid 6326] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd7\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6326] <... futex resumed>) = 0 [pid 5815] unlink("./41/cgroup.net" [pid 5808] newfstatat(AT_FDCWD, "./39/cgroup.cpu" [pid 5783] unlink("./37/binderfs" [pid 5777] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6326] close_range(3, 30, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5808] unlink("./39/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xd9\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6326] <... close_range resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./38/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5623] <... write resumed>) = 424 [pid 6326] exit_group(0 [pid 5815] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] newfstatat(AT_FDCWD, "./37/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6326] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... write resumed>) = 424 [pid 6326] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./41/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./37/cgroup.net" [pid 5777] unlink("./38/binderfs" [pid 5625] read(23 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./39/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] <... unlink resumed>) = 0 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 32516876) = 264 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] unlink("./41/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] rt_sigreturn({mask=[]} [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 216 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./39/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5610] <... futex resumed>) = 0 [pid 5815] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./37/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./38/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xda\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] newfstatat(AT_FDCWD, "./41/cgroup" [pid 5610] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] unlink("./37/cgroup.cpu" [pid 5777] unlink("./38/cgroup.net" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xda\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 32516876) = 272 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5815] unlink("./41/cgroup" [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5619] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... write resumed>) = 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 36709, NULL, 0) = 1 [pid 5815] getdents64(3 [pid 5808] unlinkat(AT_FDCWD, "./39", AT_REMOVEDIR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... write resumed>) = 8 [pid 5610] read(5 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] newfstatat(AT_FDCWD, "./37/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./38/cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999967074}) [pid 5623] <... write resumed>) = 424 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... unlinkat resumed>) = 0 [pid 5610] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 5815] close(3 [pid 5808] mkdirat(AT_FDCWD, "./40", 0777 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(3 [pid 5623] read(6 [pid 5610] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5777] unlink("./38/cgroup.cpu" [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] unlinkat(AT_FDCWD, "./41", AT_REMOVEDIR [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] unlink("./37/cgroup" [pid 5758] fstat(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] epoll_pwait(4 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] mkdirat(AT_FDCWD, "./42", 0777 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5758] getdents64(3 [pid 5625] read(13 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 5783] getdents64(3 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... mkdirat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./38/cgroup" [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xd6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x45\x2c\x16"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=627365731} [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 629, NULL, 0) = 1 [pid 5815] <... openat resumed>) = 3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] close(3 [pid 5777] unlink("./38/cgroup" [pid 5758] newfstatat(AT_FDCWD, "./37/binderfs" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xdb\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5777] <... unlink resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 5783] unlinkat(AT_FDCWD, "./37", AT_REMOVEDIR [pid 5758] unlink("./37/binderfs" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] getdents64(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xd6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x45\x2c\x16"..., 32516876) = 216 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] mkdirat(AT_FDCWD, "./38", 0777 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981192}) [pid 5619] read(6 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] unlinkat(AT_FDCWD, "./38", AT_REMOVEDIR [pid 5625] read(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./37/cgroup.net" [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] unlink("./37/cgroup.net" [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] mkdirat(AT_FDCWD, "./39", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981033}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=602621385} [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] newfstatat(AT_FDCWD, "./37/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981631}) [pid 5808] close(3 [pid 5815] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./37/cgroup.cpu" [pid 5625] read(3 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] read(249 [pid 5783] close(3 [pid 5777] close(3 [pid 5625] read(3 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] close(3 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./37/cgroup" [pid 5815] <... close resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5815] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] unlink("./37/cgroup" [pid 5783] close(3 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] getdents64(3 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6327 attached [pid 5777] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 617, NULL, 0) = 1 [pid 6327] set_robust_list(0x5555673497e0, 24 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 43 [pid 5783] close(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 6327] <... set_robust_list resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6327] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlinkat(AT_FDCWD, "./37", AT_REMOVEDIR [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6327] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] close(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5619] read(6 [pid 5615] sched_yield(ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6328 attached [pid 6327] chdir("./40" [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xdb\x00\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6328] set_robust_list(0x55556b15e7e0, 24 [pid 6327] <... chdir resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] read(249 [pid 5758] mkdirat(AT_FDCWD, "./38", 0777 [pid 6328] <... set_robust_list resumed>) = 0 [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xda\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 45 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... mkdirat resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6328] rt_sigprocmask(SIG_SETMASK, [] [pid 6327] <... prctl resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6327] setpgid(0, 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5615] <... sched_yield resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6329 attached [pid 6327] <... setpgid resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6328] chdir("./42" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=967181768}) [pid 6328] <... chdir resumed>) = 0 [pid 6327] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5619] read(6 [pid 6329] set_robust_list(0x5555944427e0, 24 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 41 [pid 6329] <... set_robust_list resumed>) = 0 [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6327] <... symlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6328] <... prctl resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6330 attached [pid 6329] rt_sigprocmask(SIG_SETMASK, [] [pid 6328] setpgid(0, 0 [pid 6327] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 42 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6330] set_robust_list(0x5555771c07e0, 24 [pid 6329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6328] <... setpgid resumed>) = 0 [pid 6327] <... symlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=542463078} [pid 6328] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6330] <... set_robust_list resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6330] rt_sigprocmask(SIG_SETMASK, [] [pid 6329] chdir("./38" [pid 5758] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6328] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6330] chdir("./39" [pid 6329] <... chdir resumed>) = 0 [pid 6328] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6327] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6330] <... chdir resumed>) = 0 [pid 6329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6328] <... symlinkat resumed>) = 0 [pid 6327] <... symlinkat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6329] <... prctl resumed>) = 0 [pid 6328] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6329] setpgid(0, 0 [pid 5758] close(3 [pid 6329] <... setpgid resumed>) = 0 [pid 6328] <... symlinkat resumed>) = 0 [pid 6327] <... openat resumed>) = 3 [pid 6330] <... prctl resumed>) = 0 [pid 6329] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5758] <... close resumed>) = 0 [pid 6330] setpgid(0, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6330] <... setpgid resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6327] write(3, "1000", 4 [pid 6330] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6329] <... symlinkat resumed>) = 0 [pid 5758] close(3 [pid 6330] <... symlinkat resumed>) = 0 [pid 6329] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6327] <... write resumed>) = 4 [pid 6330] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6329] <... symlinkat resumed>) = 0 [pid 6328] <... openat resumed>) = 3 [pid 6327] close(3 [pid 5758] <... close resumed>) = 0 [pid 6327] <... close resumed>) = 0 [pid 6329] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6327] read(200 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6330] <... symlinkat resumed>) = 0 [pid 6329] <... symlinkat resumed>) = 0 [pid 6328] write(3, "1000", 4 [pid 6327] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6328] <... write resumed>) = 4 [pid 6327] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... socket resumed>) = 3 [pid 6328] close(3 [pid 6329] <... openat resumed>) = 3 [pid 6328] <... close resumed>) = 0 [pid 6327] <... symlinkat resumed>) = 0 [pid 6329] write(3, "1000", 4 [pid 6330] <... symlinkat resumed>) = 0 [pid 6328] read(200 [pid 6327] close(249 [pid 5758] close(3 [pid 6330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... close resumed>) = 0 [pid 6329] <... write resumed>) = 4 [pid 6330] <... openat resumed>) = 3 [pid 6328] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6327] <... close resumed>) = 0 [pid 5758] read(249 [pid 6330] write(3, "1000", 4 [pid 6329] close(3 [pid 6328] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6327] close(248 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6330] <... write resumed>) = 4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6330] close(3 [pid 6329] <... close resumed>) = 0 [pid 6327] <... close resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6330] <... close resumed>) = 0 [pid 6329] read(200 [pid 6328] <... symlinkat resumed>) = 0 [pid 6327] prctl(PR_SET_NAME, "syz.3.215" [pid 6329] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] close(249 [pid 6327] <... prctl resumed>) = 0 [pid 6329] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6328] <... close resumed>) = 0 [pid 6327] close(4 [pid 6330] read(200 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6330] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6329] <... symlinkat resumed>) = 0 [pid 6328] close(248 [pid 6327] <... close resumed>) = 0 [pid 6330] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs") = 0 [pid 6330] close(249) = 0 [pid 6330] close(248) = 0 [pid 6327] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... close resumed>) = 0 [pid 6329] close(249) = 0 [pid 6328] prctl(PR_SET_NAME, "syz.4.216" [pid 6327] <... futex resumed>) = 0 [pid 6330] prctl(PR_SET_NAME, "syz.2.218" [pid 6329] close(248 [pid 6328] <... prctl resumed>) = 0 [pid 6327] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... prctl resumed>) = 0 [pid 6330] close(4 [pid 6327] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6331 attached [pid 6330] <... close resumed>) = 0 [pid 6329] <... close resumed>) = 0 [pid 6328] close(4 [pid 6327] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6331] set_robust_list(0x55556d03f7e0, 24 [pid 6330] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] prctl(PR_SET_NAME, "syz.0.217" [pid 6328] <... close resumed>) = 0 [pid 6331] <... set_robust_list resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] <... prctl resumed>) = 0 [pid 6327] <... openat resumed>) = 3 [pid 6328] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 41 [pid 6331] rt_sigprocmask(SIG_SETMASK, [] [pid 6330] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] close(4 [pid 6328] <... futex resumed>) = 0 [pid 6327] setns(201, 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] <... close resumed>) = 0 [pid 6328] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... setns resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6331] chdir("./38" [pid 6330] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 6329] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6327] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6330] setns(201, 0 [pid 6331] <... chdir resumed>) = 0 [pid 6330] <... setns resumed>) = 0 [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6330] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6331] <... prctl resumed>) = 0 [pid 6330] <... socket resumed>) = 4 [pid 6327] <... socket resumed>) = 4 [pid 6331] setpgid(0, 0 [pid 6330] setns(3, 0 [pid 6331] <... setpgid resumed>) = 0 [pid 6330] <... setns resumed>) = 0 [pid 6328] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6327] setns(3, 0 [pid 6331] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6330] close(3 [pid 6329] <... futex resumed>) = 0 [pid 6330] <... close resumed>) = 0 [pid 6327] <... setns resumed>) = 0 [pid 6331] <... symlinkat resumed>) = 0 [pid 6329] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... openat resumed>) = 3 [pid 6327] close(3 [pid 6331] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6330] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] setns(201, 0 [pid 6331] <... symlinkat resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6328] <... setns resumed>) = 0 [pid 6327] <... close resumed>) = 0 [pid 6331] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6330] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6328] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6327] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... symlinkat resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6328] <... socket resumed>) = 4 [pid 6327] <... futex resumed>) = 0 [pid 6330] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6329] <... openat resumed>) = 3 [pid 6328] setns(3, 0 [pid 6327] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... openat resumed>) = 3 [pid 6330] <... sendto resumed>) = 32 [pid 6329] setns(201, 0 [pid 6328] <... setns resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6329] <... setns resumed>) = 0 [pid 6331] write(3, "1000", 4 [pid 6330] recvfrom(4 [pid 6329] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6328] close(3 [pid 6327] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6331] <... write resumed>) = 4 [pid 6330] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=42}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6329] <... socket resumed>) = 4 [pid 6328] <... close resumed>) = 0 [pid 6327] <... sendto resumed>) = 32 [pid 6331] close(3 [pid 6330] recvfrom(4 [pid 6328] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... close resumed>) = 0 [pid 6330] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=42}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6329] setns(3, 0 [pid 6328] <... futex resumed>) = 0 [pid 6327] recvfrom(4 [pid 6331] read(200 [pid 6330] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... setns resumed>) = 0 [pid 6328] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] <... futex resumed>) = 0 [pid 6329] close(3 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=43}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6331] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6330] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... close resumed>) = 0 [pid 6328] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6327] recvfrom(4 [pid 6331] <... symlinkat resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... sendto resumed>) = 32 [pid 6329] <... futex resumed>) = 0 [pid 6327] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=43}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6331] close(249 [pid 6330] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6328] recvfrom(4 [pid 6331] <... close resumed>) = 0 [pid 6330] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=45}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6327] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] close(248 [pid 6330] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = 0 [pid 6328] recvfrom(4 [pid 6327] <... futex resumed>) = 0 [pid 6331] <... close resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6328] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=45}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6331] prctl(PR_SET_NAME, "syz.1.219" [pid 6330] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6328] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... prctl resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6328] <... futex resumed>) = 0 [pid 6331] close(4 [pid 6330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6329] <... sendto resumed>) = 32 [pid 6328] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = 0 [pid 6331] <... close resumed>) = 0 [pid 6330] <... sendmsg resumed>) = 28 [pid 6328] <... futex resumed>) = 0 [pid 6331] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] recvfrom(4 [pid 6328] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6327] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=41}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6328] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6327] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] recvfrom(4 [pid 6328] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=41}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6331] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6329] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... openat resumed>) = 3 [pid 6330] <... sendmsg resumed>) = 20 [pid 6329] <... futex resumed>) = 0 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6329] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6330] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = 0 [pid 6331] setns(201, 0 [pid 6328] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6327] <... sendmsg resumed>) = 28 [pid 6331] <... setns resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6329] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6328] <... sendmsg resumed>) = 28 [pid 6331] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6330] close_range(3, 30, 0 [pid 6328] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... socket resumed>) = 4 [pid 6330] <... close_range resumed>) = 0 [pid 6329] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... futex resumed>) = 0 [pid 6327] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6327] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6331] setns(3, 0 [pid 6330] exit_group(0 [pid 6329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6328] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... setns resumed>) = 0 [pid 6330] <... exit_group resumed>) = ? [pid 6329] <... sendmsg resumed>) = 28 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... sendmsg resumed>) = 20 [pid 6331] close(3 [pid 6328] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6329] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... sendmsg resumed>) = 20 [pid 6327] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = 0 [pid 6331] <... close resumed>) = 0 [pid 6328] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6331] <... futex resumed>) = 0 [pid 6327] close_range(3, 30, 0 [pid 6329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6331] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] +++ exited with 0 +++ [pid 6328] close_range(3, 30, 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6329] <... sendmsg resumed>) = 20 [pid 6328] <... close_range resumed>) = 0 [pid 6327] <... close_range resumed>) = 0 [pid 6331] <... futex resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 6327] exit_group(0 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6331] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6329] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... exit_group resumed>) = ? [pid 6331] <... sendto resumed>) = 32 [pid 6329] <... futex resumed>) = 0 [pid 6328] exit_group(0) = ? [pid 6331] recvfrom(4 [pid 6329] close_range(3, 30, 0 [pid 6328] +++ exited with 0 +++ [pid 6327] +++ exited with 0 +++ [pid 6331] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1127079536}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6329] <... close_range resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6331] recvfrom(4 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] rt_sigreturn({mask=[]} [pid 6331] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1127079536}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6329] exit_group(0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6331] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6329] <... exit_group resumed>) = ? [pid 6331] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6331] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=779001143}) [pid 6331] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6331] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6331] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x90\x78\x16"..., 216 [pid 6331] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 546, NULL, 0) = 1 [pid 6331] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5808] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xdc\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6331] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6331] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5808] fstat(3 [pid 5777] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6331] <... sendmsg resumed>) = 28 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x90\x78\x16"..., 32516876) = 216 [pid 6331] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6331] <... futex resumed>) = 0 [pid 6329] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5777] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6331] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [21 23], left {tv_sec=0, tv_nsec=999963997}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] newfstatat(AT_FDCWD, "./42/binderfs" [pid 5808] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] newfstatat(AT_FDCWD, "./39/binderfs" [pid 5625] read(23 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6331] <... sendmsg resumed>) = 20 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6331] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./42/binderfs" [pid 5783] <... rt_sigreturn resumed>) = 41 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6331] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./40/binderfs" [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] unlink("./39/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xda\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x6c\x84\x15"..., 216 [pid 5619] epoll_pwait(4 [pid 6331] close_range(3, 30, 0 [pid 5815] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6331] <... close_range resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./40/binderfs" [pid 5783] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xdd\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6331] exit_group(0 [pid 5815] newfstatat(AT_FDCWD, "./42/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 5777] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 290, NULL, 0) = 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=268872106} [pid 6331] <... exit_group resumed>) = ? [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] unlink("./42/cgroup.net" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./40/cgroup.net" [pid 5783] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./39/cgroup.net" [pid 5625] read(21 [pid 5619] read(6 [pid 5815] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] fstat(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xdc\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6331] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./40/cgroup.net" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] unlink("./39/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xbf\x1e\x1b"..., 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./42/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 216 [pid 5619] <... write resumed>) = 424 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] rt_sigreturn({mask=[]} [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xde\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 5815] unlink("./42/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... write resumed>) = 56 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./40/cgroup.cpu" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./39/cgroup.cpu" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./38/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5815] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./40/cgroup.cpu" [pid 5777] unlink("./39/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xbf\x1e\x1b"..., 32516876) = 272 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999980900}) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] newfstatat(AT_FDCWD, "./42/cgroup" [pid 5808] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./38/binderfs" [pid 5777] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... write resumed>) = 424 [pid 5815] unlink("./42/cgroup" [pid 5808] newfstatat(AT_FDCWD, "./40/cgroup" [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./39/cgroup" [pid 5758] <... write resumed>) = 4 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] getdents64(3 [pid 5808] unlink("./40/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./39/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 5619] epoll_pwait(4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./38/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] close(3 [pid 5808] getdents64(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x20\x49\x1a"..., 216 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=228845046} [pid 5815] <... close resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] unlink("./38/cgroup.net" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5815] unlinkat(AT_FDCWD, "./42", AT_REMOVEDIR [pid 5808] close(3 [pid 5777] close(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 231, NULL, 0) = 1 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./40", AT_REMOVEDIR [pid 5777] unlinkat(AT_FDCWD, "./39", AT_REMOVEDIR [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xdf\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./43", 0777 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./41", 0777 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] mkdirat(AT_FDCWD, "./40", 0777 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x20\x49\x1a"..., 32516876) = 216 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./38/cgroup.cpu" [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5815] <... openat resumed>) = 3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlink("./38/cgroup.cpu" [pid 5758] newfstatat(AT_FDCWD, "./38/binderfs" [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999980079}) [pid 5815] close(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... unlink resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5808] close(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./38/binderfs" [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] close(3 [pid 5783] newfstatat(AT_FDCWD, "./38/cgroup" [pid 5758] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./38/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xdb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 216 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./38/cgroup" [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 5758] unlink("./38/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe0\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5815] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=201057974} [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5758] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5783] getdents64(3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5815] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] newfstatat(AT_FDCWD, "./38/cgroup.cpu" [pid 5777] <... close resumed>) = 0 [pid 5808] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980932}) [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] unlink("./38/cgroup.cpu" [pid 5625] read(3 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] unlinkat(AT_FDCWD, "./38", AT_REMOVEDIR [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5808] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5758] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5815] read(249 [pid 5808] close(3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./38/cgroup" [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] read(249 [pid 5783] mkdirat(AT_FDCWD, "./39", 0777 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./38/cgroup" [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6332 attached [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] close(3 [pid 5758] getdents64(3 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6332] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 46 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... openat resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 217, NULL, 0) = 1 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5619] <... futex resumed>) = 1 [pid 6332] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5615] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6332] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] unlinkat(AT_FDCWD, "./38", AT_REMOVEDIR [pid 5615] sched_yield( [pid 5777] <... socket resumed>) = 3 [pid 5619] read(6 [pid 5758] <... unlinkat resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 5758] mkdirat(AT_FDCWD, "./39", 0777 [pid 6332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] close(3 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 44 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xdf\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00"..., 32516876) = 320 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6333 attached [pid 6332] chdir("./43" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] read(249 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6333] set_robust_list(0x5555673497e0, 24 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... sched_yield resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6332] <... chdir resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6333] <... set_robust_list resumed>) = 0 [pid 5783] close(3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=970380227}) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 5625] read(3 [pid 6333] rt_sigprocmask(SIG_SETMASK, [] [pid 6332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xea\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6332] <... prctl resumed>) = 0 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 6333] chdir("./41" [pid 6332] setpgid(0, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 6332] <... setpgid resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980347}) [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6334 attached [pid 6333] <... chdir resumed>) = 0 [pid 6332] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5783] close(3 [pid 5758] close(3 [pid 5625] read(3 [pid 6334] set_robust_list(0x5555771c07e0, 24 [pid 6333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6332] <... symlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6334] <... set_robust_list resumed>) = 0 [pid 6333] <... prctl resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 43 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6334] rt_sigprocmask(SIG_SETMASK, [] [pid 6333] setpgid(0, 0 [pid 6332] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=115464193} [pid 5758] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xea\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6333] <... setpgid resumed>) = 0 [pid 6332] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6333] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6334] chdir("./40" [pid 6332] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5758] close(3 [pid 6333] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6332] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6333] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6334] <... chdir resumed>) = 0 [pid 6333] <... symlinkat resumed>) = 0 [pid 6332] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6334] setpgid(0, 0 [pid 6333] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6332] write(3, "1000", 4 [pid 5783] read(249 [pid 6334] <... setpgid resumed>) = 0 [pid 6333] <... symlinkat resumed>) = 0 [pid 6332] <... write resumed>) = 4 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] close(3 [pid 6334] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6332] close(3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... close resumed>) = 0 [pid 6334] <... symlinkat resumed>) = 0 [pid 6333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6334] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6333] <... openat resumed>) = 3 [pid 6332] read(200 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6334] <... symlinkat resumed>) = 0 [pid 6332] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... socket resumed>) = 3 [pid 6333] write(3, "1000", 4 [pid 5758] close(3 [pid 6334] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net") = 0 [pid 6333] <... write resumed>) = 4 [pid 6332] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... close resumed>) = 0 [pid 6333] close(3 [pid 6332] <... symlinkat resumed>) = 0 [pid 5758] read(249 [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6333] <... close resumed>) = 0 [pid 6334] <... openat resumed>) = 3 [pid 6333] read(200 [pid 6332] close(249 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6334] write(3, "1000", 4 [pid 6333] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6332] <... close resumed>) = 0 [pid 6333] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6332] close(248 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6334] <... write resumed>) = 4 [pid 6333] <... symlinkat resumed>) = 0 [pid 6332] <... close resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6335 attached [pid 6334] close(3 [pid 6332] prctl(PR_SET_NAME, "syz.4.220" [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 42 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6334] <... close resumed>) = 0 [pid 6333] close(249 [pid 6332] <... prctl resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6335] set_robust_list(0x5555944427e0, 24) = 0 [pid 6334] read(200, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] <... close resumed>) = 0 [pid 6332] close(4 [pid 6335] rt_sigprocmask(SIG_SETMASK, [] [pid 6334] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6335] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6333] close(248 [pid 6332] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6335] chdir("./39" [pid 6334] <... symlinkat resumed>) = 0 [pid 6333] <... close resumed>) = 0 [pid 6332] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] prctl(PR_SET_NAME, "syz.3.222" [pid 6335] <... chdir resumed>) = 0 [pid 6334] close(249 [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6333] <... prctl resumed>) = 0 [pid 6335] <... prctl resumed>) = 0 [pid 6335] setpgid(0, 0 [pid 6334] <... close resumed>) = 0 [pid 6333] close(4 [pid 6332] <... futex resumed>) = 0 [pid 6334] close(248 [pid 6333] <... close resumed>) = 0 [pid 6332] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... setpgid resumed>) = 0 [pid 6334] <... close resumed>) = 0 [pid 6333] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 42 [pid 6334] prctl(PR_SET_NAME, "syz.2.221" [pid 6332] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6334] <... prctl resumed>) = 0 [pid 6332] <... openat resumed>) = 3 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6334] close(4 [pid 6333] <... futex resumed>) = 0 [pid 6334] <... close resumed>) = 0 [pid 6333] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6333] <... futex resumed>) = 0 [pid 6334] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] setns(201, 0 [pid 6334] <... futex resumed>) = 0 [pid 6333] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6332] <... setns resumed>) = 0 [pid 6334] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... openat resumed>) = 3 [pid 6332] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6334] <... futex resumed>) = 0 [pid 6332] <... socket resumed>) = 4 [pid 6334] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6333] setns(201, 0ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6336 attached [pid 6335] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6334] <... openat resumed>) = 3 [pid 6333] <... setns resumed>) = 0 [pid 6332] setns(3, 0 [pid 6335] <... symlinkat resumed>) = 0 [pid 6333] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6332] <... setns resumed>) = 0 [pid 6333] <... socket resumed>) = 4 [pid 6332] close(3 [pid 6336] set_robust_list(0x55556d03f7e0, 24 [pid 6335] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6334] setns(201, 0 [pid 6332] <... close resumed>) = 0 [pid 6336] <... set_robust_list resumed>) = 0 [pid 6336] rt_sigprocmask(SIG_SETMASK, [] [pid 6335] <... symlinkat resumed>) = 0 [pid 6334] <... setns resumed>) = 0 [pid 6333] setns(3, 0 [pid 6332] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6334] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6333] <... setns resumed>) = 0 [pid 6332] <... futex resumed>) = 0 [pid 6336] chdir("./39" [pid 6334] <... socket resumed>) = 4 [pid 6333] close(3 [pid 6335] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6334] setns(3, 0 [pid 6333] <... close resumed>) = 0 [pid 6332] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... chdir resumed>) = 0 [pid 6335] <... symlinkat resumed>) = 0 [pid 6334] <... setns resumed>) = 0 [pid 6333] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6335] <... openat resumed>) = 3 [pid 6334] close(3 [pid 6333] <... futex resumed>) = 0 [pid 6332] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6336] <... prctl resumed>) = 0 [pid 6335] write(3, "1000", 4 [pid 6334] <... close resumed>) = 0 [pid 6333] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... sendto resumed>) = 32 [pid 6336] setpgid(0, 0 [pid 6335] <... write resumed>) = 4 [pid 6334] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6332] recvfrom(4 [pid 6336] <... setpgid resumed>) = 0 [pid 6335] close(3 [pid 6334] <... futex resumed>) = 0 [pid 6333] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6336] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6335] <... close resumed>) = 0 [pid 6334] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=46}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6336] <... symlinkat resumed>) = 0 [pid 6335] read(200 [pid 6334] <... futex resumed>) = 0 [pid 6333] <... sendto resumed>) = 32 [pid 6332] recvfrom(4 [pid 6336] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6335] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] <... symlinkat resumed>) = 0 [pid 6335] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6334] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6333] recvfrom(4 [pid 6332] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=46}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6336] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6335] <... symlinkat resumed>) = 0 [pid 6334] <... sendto resumed>) = 32 [pid 6333] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=44}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6332] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... symlinkat resumed>) = 0 [pid 6335] close(249 [pid 6334] recvfrom(4 [pid 6333] recvfrom(4 [pid 6332] <... futex resumed>) = 0 [pid 6336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6335] <... close resumed>) = 0 [pid 6334] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=43}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6333] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=44}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6332] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6336] <... openat resumed>) = 3 [pid 6335] close(248 [pid 6334] recvfrom(4 [pid 6335] <... close resumed>) = 0 [pid 6333] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 6336] write(3, "1000", 4 [pid 6335] prctl(PR_SET_NAME, "syz.0.223" [pid 6334] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=43}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6333] <... futex resumed>) = 0 [pid 6332] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6336] <... write resumed>) = 4 [pid 6335] <... prctl resumed>) = 0 [pid 6336] close(3 [pid 6335] close(4 [pid 6334] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5615] sched_getaffinity(0, 8192 [pid 6336] <... close resumed>) = 0 [pid 6335] <... close resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6336] read(200 [pid 6335] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6332] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6334] <... futex resumed>) = 0 [pid 6332] <... futex resumed>) = 0 [pid 6336] <... symlinkat resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6334] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6333] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6332] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] close(249 [pid 6335] <... futex resumed>) = 0 [pid 6333] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... close resumed>) = 0 [pid 6335] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6334] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... futex resumed>) = 0 [pid 6332] <... futex resumed>) = 0 [pid 6334] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] close(248 [pid 6335] <... openat resumed>) = 3 [pid 6334] <... futex resumed>) = 0 [pid 6333] <... futex resumed>) = 0 [pid 6332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 140, NULL, 0) = 0 [pid 6336] <... close resumed>) = 0 [pid 6334] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6336] prctl(PR_SET_NAME, "syz.1.224" [pid 6335] setns(201, 0 [pid 6334] <... futex resumed>) = 0 [pid 6332] <... sendmsg resumed>) = 28 [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... futex resumed>) = 0 [pid 6336] <... prctl resumed>) = 0 [pid 6335] <... setns resumed>) = 0 [pid 6334] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6333] <... sendmsg resumed>) = 28 [pid 6332] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6336] close(4 [pid 6335] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6334] <... sendmsg resumed>) = 28 [pid 6332] <... futex resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6336] <... close resumed>) = 0 [pid 6335] <... socket resumed>) = 4 [pid 6334] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6336] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] setns(3, 0 [pid 6334] <... futex resumed>) = 0 [pid 6332] <... futex resumed>) = 0 [pid 6334] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=966931458} [pid 6334] <... futex resumed>) = 0 [pid 6333] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... futex resumed>) = 0 [pid 6335] <... setns resumed>) = 0 [pid 6334] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6333] <... futex resumed>) = 0 [pid 6332] <... sendmsg resumed>) = 20 [pid 6336] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(3 [pid 6334] <... sendmsg resumed>) = 20 [pid 6334] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6332] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = 0 [pid 6336] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6335] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = 0 [pid 6333] <... sendmsg resumed>) = 20 [pid 6332] <... futex resumed>) = 0 [pid 6336] <... openat resumed>) = 3 [pid 6335] <... futex resumed>) = 0 [pid 6336] setns(201, 0 [pid 6335] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close_range(3, 30, 0 [pid 6333] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] close_range(3, 30, 0 [pid 6336] <... setns resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6333] <... futex resumed>) = 0 [pid 6336] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6335] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6336] <... socket resumed>) = 4 [pid 6334] <... close_range resumed>) = 0 [pid 6333] close_range(3, 30, 0 [pid 6332] <... close_range resumed>) = 0 [pid 6336] setns(3, 0 [pid 6335] <... sendto resumed>) = 32 [pid 6333] <... close_range resumed>) = 0 [pid 6336] <... setns resumed>) = 0 [pid 6334] exit_group(0 [pid 6333] exit_group(0 [pid 6332] exit_group(0 [pid 6334] <... exit_group resumed>) = ? [pid 6333] <... exit_group resumed>) = ? [pid 6332] <... exit_group resumed>) = ? [pid 6336] close(3 [pid 6335] recvfrom(4 [pid 6336] <... close resumed>) = 0 [pid 6335] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=42}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6336] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] recvfrom(4 [pid 6336] <... futex resumed>) = 0 [pid 6336] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6335] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=42}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6336] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 6335] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6336] recvfrom(4 [pid 6335] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6332] +++ exited with 0 +++ [pid 6336] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-562569708}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6335] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6336] recvfrom(4 [pid 6335] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6334] +++ exited with 0 +++ [pid 6333] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6336] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-562569708}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6335] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6336] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6336] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 6336] <... futex resumed>) = 0 [pid 6335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6336] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6335] <... sendmsg resumed>) = 28 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6336] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6336] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=805537266}) [pid 5808] <... write resumed>) = 4 [pid 5625] read(21 [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6336] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x36\x16\x14"..., 216 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6336] <... futex resumed>) = 0 [pid 6335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5808] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 6336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6335] <... sendmsg resumed>) = 20 [pid 5777] <... write resumed>) = 4 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 969, NULL, 0) = 1 [pid 5808] <... openat resumed>) = 3 [pid 5777] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe1\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5808] fstat(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6336] <... sendmsg resumed>) = 28 [pid 6335] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6336] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] close_range(3, 30, 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5619] read(6 [pid 6336] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... close_range resumed>) = 0 [pid 5777] fstat(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xde\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x36\x16\x14"..., 32516876) = 216 [pid 6336] <... futex resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999963098}) [pid 5815] <... write resumed>) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] getdents64(3 [pid 6336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6335] exit_group(0 [pid 5625] read(23 [pid 5619] read(6 [pid 6336] <... sendmsg resumed>) = 20 [pid 6335] <... exit_group resumed>) = ? [pid 5815] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./41/binderfs" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] epoll_pwait(4 [pid 6336] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x3c\xef\x15"..., 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6336] close_range(3, 30, 0 [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 6336] <... close_range resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./41/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xe2\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5777] newfstatat(AT_FDCWD, "./40/binderfs" [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=887202383} [pid 5815] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] unlink("./40/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5815] <... openat resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] fstat(3 [pid 5808] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999952759}) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] newfstatat(AT_FDCWD, "./41/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./40/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] getdents64(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x80\x73\x19"..., 216 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] unlink("./41/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 6336] exit_group(0 [pid 5777] unlink("./40/cgroup.net" [pid 6336] <... exit_group resumed>) = ? [pid 5815] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xe3\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6336] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./43/binderfs" [pid 5808] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6335] +++ exited with 0 +++ [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./41/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./40/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] unlink("./40/cgroup.cpu" [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] unlink("./43/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5815] <... unlink resumed>) = 0 [pid 5815] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./41/cgroup.cpu" [pid 5777] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigreturn resumed>) = 42 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./43/cgroup.net" [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 897, NULL, 0) = 1 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] unlink("./43/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./40/cgroup" [pid 5758] <... write resumed>) = 4 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=993565158}) [pid 5619] read(6 [pid 5758] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... unlink resumed>) = 0 [pid 5815] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(13 [pid 5808] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./40/cgroup" [pid 5758] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe1\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 600 [pid 5808] newfstatat(AT_FDCWD, "./41/cgroup" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xd5\xeb\x14"..., 216 [pid 5815] newfstatat(AT_FDCWD, "./43/cgroup.cpu" [pid 5625] <... write resumed>) = 216 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe4\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xeb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5808] unlink("./41/cgroup" [pid 5615] epoll_pwait(4 [pid 5815] unlink("./43/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5815] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] getdents64(3 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xec\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... write resumed>) = 424 [pid 5758] getdents64(3 [pid 5777] close(3 [pid 5815] newfstatat(AT_FDCWD, "./43/cgroup" [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlinkat(AT_FDCWD, "./41", AT_REMOVEDIR [pid 5777] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xed\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] unlink("./43/cgroup" [pid 5808] <... unlinkat resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./40", AT_REMOVEDIR [pid 5758] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999981065}) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... write resumed>) = 424 [pid 5625] read(3 [pid 5808] mkdirat(AT_FDCWD, "./42", 0777 [pid 5815] getdents64(3, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] <... mkdirat resumed>) = 0 [pid 5815] close(3 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xd5\xeb\x14"..., 32516876) = 272 [pid 5815] <... close resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./43", AT_REMOVEDIR) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... openat resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./39/binderfs" [pid 5625] read(3 [pid 5783] fstat(3 [pid 5815] mkdirat(AT_FDCWD, "./44", 0777 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xeb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] getdents64(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] unlink("./39/binderfs" [pid 5625] read(29 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] mkdirat(AT_FDCWD, "./41", 0777 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5783] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... futex resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xdf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 216 [pid 5758] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./39/binderfs" [pid 5610] epoll_pwait(4 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xdf\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 32516876) = 216 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5808] close(3 [pid 5783] unlink("./39/binderfs" [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] newfstatat(AT_FDCWD, "./39/cgroup.net" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xe5\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] epoll_pwait(4 [pid 5619] read(6 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5758] unlink("./39/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=811717026} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./39/cgroup.net" [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./39/cgroup.net" [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982080}) [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./39/cgroup.cpu" [pid 5625] read(3 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./39/cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5758] unlink("./39/cgroup.cpu" [pid 5783] unlink("./39/cgroup.cpu" [pid 5777] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xec\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981582}) [pid 5808] read(249 [pid 5758] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] newfstatat(AT_FDCWD, "./39/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5758] newfstatat(AT_FDCWD, "./39/cgroup" [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] close(3 [pid 5625] read(3 [pid 5815] <... socket resumed>) = 3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xed\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 816, NULL, 0) = 1 [pid 5815] close(3 [pid 5783] unlink("./39/cgroup" [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6337 attached [pid 5815] <... close resumed>) = 0 [pid 5758] unlink("./39/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982185}) [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6337] set_robust_list(0x5555673497e0, 24 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 45 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6337] <... set_robust_list resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] close(3 [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5615] sched_yield( [pid 5783] close(3 [pid 5815] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] read(6 [pid 6337] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... close resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] read(249 [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... sched_yield resumed>) = 0 [pid 6337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] unlinkat(AT_FDCWD, "./39", AT_REMOVEDIR [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... close resumed>) = 0 [pid 5815] read(249 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] unlinkat(AT_FDCWD, "./39", AT_REMOVEDIR [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xe5\x00\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 5615] epoll_pwait(4 [pid 6337] chdir("./42" [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] mkdirat(AT_FDCWD, "./40", 0777 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6337] <... chdir resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... unlinkat resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xef\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] mkdirat(AT_FDCWD, "./40", 0777 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=994056797}) [pid 5623] <... write resumed>) = 424 [pid 6337] <... prctl resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5623] read(6 [pid 6337] setpgid(0, 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... openat resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6338 attached [pid 6337] <... setpgid resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6338] set_robust_list(0x5555771c07e0, 24 [pid 6337] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 44 [pid 5758] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6338] <... set_robust_list resumed>) = 0 [pid 6337] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xef\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6339 attached [pid 6338] rt_sigprocmask(SIG_SETMASK, [] [pid 6337] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5783] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6338] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6339] set_robust_list(0x55556b15e7e0, 24 [pid 6338] chdir("./41" [pid 6337] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=736442163} [pid 6338] <... chdir resumed>) = 0 [pid 6337] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 47 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6339] <... set_robust_list resumed>) = 0 [pid 6338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6338] <... prctl resumed>) = 0 [pid 6337] <... symlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6338] setpgid(0, 0 [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6339] rt_sigprocmask(SIG_SETMASK, [] [pid 6338] <... setpgid resumed>) = 0 [pid 6337] <... openat resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 6339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6338] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6337] write(3, "1000", 4 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6339] chdir("./44" [pid 6338] <... symlinkat resumed>) = 0 [pid 6337] <... write resumed>) = 4 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6338] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6337] close(3 [pid 6339] <... chdir resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6337] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6338] <... symlinkat resumed>) = 0 [pid 6339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6338] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6337] read(200 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 6339] <... prctl resumed>) = 0 [pid 6339] setpgid(0, 0) = 0 [pid 6339] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup") = 0 [pid 6339] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6338] <... symlinkat resumed>) = 0 [pid 6337] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6337] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6339] <... symlinkat resumed>) = 0 [pid 6338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6339] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6337] <... symlinkat resumed>) = 0 [pid 6338] <... openat resumed>) = 3 [pid 6337] close(249 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6338] write(3, "1000", 4 [pid 6337] <... close resumed>) = 0 [pid 6339] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 6339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6338] <... write resumed>) = 4 [pid 6337] close(248 [pid 5758] close(3 [pid 5783] <... socket resumed>) = 3 [pid 6339] <... openat resumed>) = 3 [pid 6338] close(3 [pid 6337] <... close resumed>) = 0 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6339] write(3, "1000", 4 [pid 6338] <... close resumed>) = 0 [pid 6339] <... write resumed>) = 4 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6338] read(200 [pid 6337] prctl(PR_SET_NAME, "syz.3.225" [pid 5758] <... socket resumed>) = 3 [pid 6338] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... prctl resumed>) = 0 [pid 5758] close(3 [pid 6338] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6339] close(3 [pid 6338] <... symlinkat resumed>) = 0 [pid 6337] close(4 [pid 5783] read(249 [pid 5758] <... close resumed>) = 0 [pid 6338] close(249 [pid 6337] <... close resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6339] <... close resumed>) = 0 [pid 6338] <... close resumed>) = 0 [pid 6337] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] read(249 [pid 6339] read(200 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6338] close(248 [pid 6337] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6338] <... close resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6339] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] prctl(PR_SET_NAME, "syz.2.226" [pid 6337] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6338] <... prctl resumed>) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6339] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs") = 0 [pid 6339] close(249) = 0 [pid 6339] close(248) = 0 [pid 6339] prctl(PR_SET_NAME, "syz.4.227") = 0 [pid 6339] close(4) = 0 [pid 6339] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6339] <... futex resumed>) = 0 [pid 6339] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] close(4 [pid 6339] <... futex resumed>) = 0 [pid 6339] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6338] <... close resumed>) = 0 [pid 6337] <... openat resumed>) = 3 [pid 6339] <... openat resumed>) = 3 [pid 6338] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] setns(201, 0) = 0 [pid 6339] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 6338] <... futex resumed>) = 0 [pid 6339] setns(3, 0ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6341 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6340 attached [pid 6338] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] setns(201, 0 [pid 6339] <... setns resumed>) = 0 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... setns resumed>) = 0 [pid 6339] close(3 [pid 6337] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6341] set_robust_list(0x55556d03f7e0, 24 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 43 [pid 6341] <... set_robust_list resumed>) = 0 [pid 6340] set_robust_list(0x5555944427e0, 24 [pid 6339] <... close resumed>) = 0 [pid 6338] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6337] <... socket resumed>) = 4 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 43 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6341] rt_sigprocmask(SIG_SETMASK, [] [pid 6340] <... set_robust_list resumed>) = 0 [pid 6339] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] setns(3, 0 [pid 6339] <... futex resumed>) = 0 [pid 6338] <... openat resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6341] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6340] rt_sigprocmask(SIG_SETMASK, [] [pid 6339] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... setns resumed>) = 0 [pid 6337] close(3 [pid 6339] <... futex resumed>) = 0 [pid 6339] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6341] chdir("./40" [pid 6340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6338] setns(201, 0 [pid 6337] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6339] <... sendto resumed>) = 32 [pid 6337] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] recvfrom(4, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=47}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6338] <... setns resumed>) = 0 [pid 6341] <... chdir resumed>) = 0 [pid 6340] chdir("./40" [pid 6338] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6337] <... futex resumed>) = 0 [pid 6340] <... chdir resumed>) = 0 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6339] recvfrom(4 [pid 6340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6338] <... socket resumed>) = 4 [pid 6337] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... prctl resumed>) = 0 [pid 6340] <... prctl resumed>) = 0 [pid 6339] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=47}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6340] setpgid(0, 0 [pid 6338] setns(3, 0 [pid 6337] <... futex resumed>) = 0 [pid 6338] <... setns resumed>) = 0 [pid 6338] close(3 [pid 6341] setpgid(0, 0 [pid 6340] <... setpgid resumed>) = 0 [pid 6339] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6341] <... setpgid resumed>) = 0 [pid 6340] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6339] <... futex resumed>) = 0 [pid 6338] <... close resumed>) = 0 [pid 6341] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6340] <... symlinkat resumed>) = 0 [pid 6339] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... sendto resumed>) = 32 [pid 6341] <... symlinkat resumed>) = 0 [pid 6340] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6339] <... futex resumed>) = 0 [pid 6338] <... futex resumed>) = 0 [pid 6337] recvfrom(4 [pid 6341] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6339] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6338] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... symlinkat resumed>) = 0 [pid 6340] <... symlinkat resumed>) = 0 [pid 6339] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... futex resumed>) = 0 [pid 6337] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=45}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6341] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6340] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6339] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6337] recvfrom(4 [pid 6341] <... symlinkat resumed>) = 0 [pid 6340] <... symlinkat resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6339] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... sendto resumed>) = 32 [pid 6340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6337] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=45}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6341] <... openat resumed>) = 3 [pid 6339] <... futex resumed>) = 0 [pid 6338] recvfrom(4 [pid 6337] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... openat resumed>) = 3 [pid 6338] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=44}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6337] <... futex resumed>) = 0 [pid 6341] write(3, "1000", 4 [pid 6340] write(3, "1000", 4 [pid 6339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6341] <... write resumed>) = 4 [pid 6340] <... write resumed>) = 4 [pid 6339] <... sendmsg resumed>) = 28 [pid 6338] recvfrom(4 [pid 6337] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] close(3 [pid 6340] close(3 [pid 6339] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=44}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6337] <... futex resumed>) = 0 [pid 6341] <... close resumed>) = 0 [pid 6340] <... close resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6338] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6341] read(200 [pid 6340] read(200 [pid 6339] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6341] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6339] <... futex resumed>) = 0 [pid 6341] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6340] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6340] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6337] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6337] <... futex resumed>) = 0 [pid 6338] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6341] <... symlinkat resumed>) = 0 [pid 6339] <... sendmsg resumed>) = 20 [pid 6338] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] close(249 [pid 6339] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... close resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6341] close(248 [pid 6339] close_range(3, 30, 0 [pid 6341] <... close resumed>) = 0 [pid 6339] <... close_range resumed>) = 0 [pid 6341] prctl(PR_SET_NAME, "syz.1.228" [pid 6339] exit_group(0 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... sendmsg resumed>) = 28 [pid 6341] <... prctl resumed>) = 0 [pid 6339] <... exit_group resumed>) = ? [pid 6341] close(4 [pid 6340] <... symlinkat resumed>) = 0 [pid 6338] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] close(249 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6337] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... close resumed>) = 0 [pid 6341] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... close resumed>) = 0 [pid 6338] <... sendmsg resumed>) = 28 [pid 6337] <... futex resumed>) = 0 [pid 6338] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6340] close(248 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... sendmsg resumed>) = 20 [pid 6341] <... futex resumed>) = 0 [pid 6340] <... close resumed>) = 0 [pid 6339] +++ exited with 0 +++ [pid 6338] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] prctl(PR_SET_NAME, "syz.0.229" [pid 6338] <... futex resumed>) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = 0 [pid 6340] <... prctl resumed>) = 0 [pid 6338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6337] close_range(3, 30, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6341] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6340] close(4 [pid 5815] rt_sigreturn({mask=[]} [pid 6341] <... openat resumed>) = 3 [pid 6340] <... close resumed>) = 0 [pid 6338] <... sendmsg resumed>) = 20 [pid 6337] <... close_range resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6341] setns(201, 0) = 0 [pid 6340] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5815] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 6341] setns(3, 0 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=824416083}) [pid 6337] exit_group(0 [pid 6341] <... setns resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... exit_group resumed>) = ? [pid 5815] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6338] close_range(3, 30, 0 [pid 6341] close(3 [pid 6340] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6341] <... close resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6341] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xe3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x5d\x6e\x13"..., 216 [pid 6341] <... futex resumed>) = 0 [pid 6340] <... openat resumed>) = 3 [pid 5815] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 6341] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 747, NULL, 0) = 1 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xe6\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = 0 [pid 6340] setns(201, 0 [pid 6338] <... close_range resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 6341] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6340] <... setns resumed>) = 0 [pid 5815] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6341] <... sendto resumed>) = 32 [pid 6340] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6338] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xe3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x5d\x6e\x13"..., 32516876) = 216 [pid 6341] recvfrom(4 [pid 6340] <... socket resumed>) = 4 [pid 6338] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./44/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6341] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=43}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6340] setns(3, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6341] recvfrom(4 [pid 6340] <... setns resumed>) = 0 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6341] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=43}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6340] close(3 [pid 5815] unlink("./44/binderfs" [pid 5623] epoll_pwait(4 [pid 6341] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... close resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 6341] <... futex resumed>) = 0 [pid 6340] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] +++ exited with 0 +++ [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5623] epoll_pwait(4 [pid 5808] rt_sigreturn({mask=[]} [pid 6341] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... futex resumed>) = 0 [pid 5815] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6341] <... futex resumed>) = 0 [pid 6340] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] newfstatat(AT_FDCWD, "./44/cgroup.net" [pid 6341] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6341] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=529101934} [pid 6341] <... futex resumed>) = 0 [pid 6340] <... sendto resumed>) = 32 [pid 6338] +++ exited with 0 +++ [pid 5815] unlink("./44/cgroup.net" [pid 6341] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 6341] <... futex resumed>) = 0 [pid 6340] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1698123045}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6340] recvfrom(4 [pid 5815] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6341] <... sendmsg resumed>) = 28 [pid 6340] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1698123045}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6341] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./44/cgroup.cpu" [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] rt_sigreturn({mask=[]} [pid 6341] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... write resumed>) = 4 [pid 5777] <... rt_sigreturn resumed>) = 44 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=977783918}) [pid 6341] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 5815] unlink("./44/cgroup.cpu" [pid 5808] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(21 [pid 6341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6340] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xe1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 216 [pid 6341] <... sendmsg resumed>) = 20 [pid 6340] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 6341] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 6341] close_range(3, 30, 0 [pid 6340] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./44/cgroup" [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe7\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6341] <... close_range resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] fstat(3 [pid 6340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6341] exit_group(0 [pid 6340] <... sendmsg resumed>) = 28 [pid 5815] unlink("./44/cgroup" [pid 6341] <... exit_group resumed>) = ? [pid 6340] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] fstat(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5808] getdents64(3 [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999961919}) [pid 5777] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] read(23 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./41/binderfs" [pid 6340] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 534, NULL, 0) = 1 [pid 6341] +++ exited with 0 +++ [pid 6340] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6340] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] newfstatat(AT_FDCWD, "./42/binderfs" [pid 5777] unlink("./41/binderfs" [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 216 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 6340] <... sendmsg resumed>) = 20 [pid 5815] unlinkat(AT_FDCWD, "./44", AT_REMOVEDIR [pid 5808] unlink("./42/binderfs" [pid 5777] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xe8\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6340] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] sched_yield( [pid 5623] read(6 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5808] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xe6\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 600 [pid 5777] newfstatat(AT_FDCWD, "./41/cgroup.net" [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./42/cgroup.net" [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6340] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6340] close_range(3, 30, 0 [pid 5808] unlink("./42/cgroup.net") = 0 [pid 5808] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./42/cgroup.cpu" [pid 5815] mkdirat(AT_FDCWD, "./45", 0777 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6340] <... close_range resumed>) = 0 [pid 5808] unlink("./42/cgroup.cpu" [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5808] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./41/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... write resumed>) = 424 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5615] <... sched_yield resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982124}) [pid 5808] newfstatat(AT_FDCWD, "./42/cgroup" [pid 6340] exit_group(0 [pid 5625] read(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6340] <... exit_group resumed>) = ? [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] unlink("./42/cgroup" [pid 5758] <... write resumed>) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] getdents64(3 [pid 6340] +++ exited with 0 +++ [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] epoll_pwait(4 [pid 5815] close(3 [pid 5783] rt_sigreturn({mask=[]} [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999982567}) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] mmap(NULL, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5625] read(3 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 5808] <... close resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(3 [pid 5623] <... mmap resumed>) = 0x7fc16864b000 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] unlinkat(AT_FDCWD, "./42", AT_REMOVEDIR [pid 5815] close(3 [pid 5777] newfstatat(AT_FDCWD, "./41/cgroup.cpu" [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, 0x7fc16864b000, 65536, " Go: gc bits" [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] fstat(3 [pid 5623] <... prctl resumed>) = 0 [pid 5625] read(13 [pid 5815] <... close resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./43", 0777 [pid 5777] unlink("./41/cgroup.cpu" [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] <... unlink resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x23\xad\x18"..., 216 [pid 5623] <... write resumed>) = 424 [pid 5815] <... socket resumed>) = 3 [pid 5777] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5623] read(6 [pid 5815] close(3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x23\xad\x18"..., 32516876) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 457, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./41/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] newfstatat(AT_FDCWD, "./40/binderfs" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe9\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] read(6 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... openat resumed>) = 3 [pid 5777] unlink("./41/cgroup" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] epoll_pwait(4 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] fstat(3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] unlink("./40/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] getdents64(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5815] <... socket resumed>) = 3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=405943056} [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999980153}) [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./40/binderfs" [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./40/cgroup.net" [pid 5625] read(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] read(249 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] unlinkat(AT_FDCWD, "./41", AT_REMOVEDIR [pid 5783] unlink("./40/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./40/cgroup.net" [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] mkdirat(AT_FDCWD, "./42", 0777 [pid 5758] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./40/cgroup.net" [pid 5625] read(29 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xe5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 216 [pid 5758] newfstatat(AT_FDCWD, "./40/cgroup.cpu" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./40/cgroup.net" [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... write resumed>) = 216 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6342 attached [pid 5808] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6342] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 48 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] unlink("./40/cgroup.cpu" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xea\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6342] <... set_robust_list resumed>) = 0 [pid 5783] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xea\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6342] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./40/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] newfstatat(AT_FDCWD, "./40/cgroup" [pid 5777] close(3 [pid 6342] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 423, NULL, 0) = 1 [pid 6342] chdir("./45" [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./40/cgroup.cpu" [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./40/cgroup" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6342] <... chdir resumed>) = 0 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] close(3 [pid 5758] getdents64(3 [pid 5619] read(6 [pid 6342] <... prctl resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6342] setpgid(0, 0 [pid 5808] read(249 [pid 5783] newfstatat(AT_FDCWD, "./40/cgroup" [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe9\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6342] <... setpgid resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6342] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] unlink("./40/cgroup" [pid 5777] close(3 [pid 5758] unlinkat(AT_FDCWD, "./40", AT_REMOVEDIR [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=971794221}) [pid 5619] <... write resumed>) = 424 [pid 6342] <... symlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] read(3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] mkdirat(AT_FDCWD, "./41", 0777 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6343 attached [pid 6342] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5783] getdents64(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... write resumed>) = 424 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5615] epoll_pwait(4 [pid 5783] close(3 [pid 6343] set_robust_list(0x5555673497e0, 24 [pid 6342] <... symlinkat resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 46 [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980998}) [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6343] <... set_robust_list resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./40", AT_REMOVEDIR [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6343] rt_sigprocmask(SIG_SETMASK, [] [pid 6342] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 6343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6342] <... symlinkat resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] mkdirat(AT_FDCWD, "./41", 0777 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 6343] chdir("./43" [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6343] <... chdir resumed>) = 0 [pid 6342] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] write(3, "1000", 4 [pid 5777] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=320373709} [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6343] <... prctl resumed>) = 0 [pid 6342] <... write resumed>) = 4 [pid 5783] <... openat resumed>) = 3 [pid 5777] read(249 [pid 6343] setpgid(0, 0 [pid 6342] close(3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... socket resumed>) = 3 [pid 6343] <... setpgid resumed>) = 0 [pid 6342] <... close resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] close(3 [pid 6343] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6342] read(200 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6342] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... close resumed>) = 0 [pid 5783] close(3 [pid 6343] <... symlinkat resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6343] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6342] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6343] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 6343] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6342] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6343] <... symlinkat resumed>) = 0 [pid 6342] close(249 [pid 5758] close(3 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6342] <... close resumed>) = 0 [pid 6342] close(248 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6344 attached [pid 6342] <... close resumed>) = 0 [pid 6342] prctl(PR_SET_NAME, "syz.4.230" [pid 6344] set_robust_list(0x5555771c07e0, 24 [pid 6342] <... prctl resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 45 [pid 6344] <... set_robust_list resumed>) = 0 [pid 6342] close(4 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6344] rt_sigprocmask(SIG_SETMASK, [] [pid 6343] <... openat resumed>) = 3 [pid 6342] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6343] write(3, "1000", 4 [pid 6342] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5758] close(3 [pid 6343] <... write resumed>) = 4 [pid 6344] chdir("./42" [pid 6342] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6343] close(3 [pid 6342] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 6343] <... close resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6344] <... chdir resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] read(200 [pid 6342] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 6344] <... prctl resumed>) = 0 [pid 6343] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6344] setpgid(0, 0 [pid 6343] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6342] <... openat resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6344] <... setpgid resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6343] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5758] read(249 [pid 6344] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6342] setns(201, 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6344] <... symlinkat resumed>) = 0 [pid 6342] <... setns resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6343] close(249) = 0 [pid 6342] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6343] close(248 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6343] <... close resumed>) = 0 [pid 6344] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6343] prctl(PR_SET_NAME, "syz.3.231" [pid 6342] <... socket resumed>) = 4 [pid 5783] <... socket resumed>) = 3 [pid 6344] <... symlinkat resumed>) = 0 [pid 6342] setns(3, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6345 attached [pid 6344] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6343] <... prctl resumed>) = 0 [pid 5783] close(3 [pid 6345] set_robust_list(0x55556d03f7e0, 24 [pid 6343] close(4 [pid 6345] <... set_robust_list resumed>) = 0 [pid 6344] <... symlinkat resumed>) = 0 [pid 6343] <... close resumed>) = 0 [pid 6342] close(3 [pid 5783] <... close resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 44 [pid 6345] rt_sigprocmask(SIG_SETMASK, [] [pid 6344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6343] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] read(249 [pid 6345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6343] <... futex resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xea\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6345] chdir("./41" [pid 6344] <... openat resumed>) = 3 [pid 6343] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6345] <... chdir resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6343] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6342] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] write(3, "1000", 4 [pid 6342] <... futex resumed>) = 0 [pid 6344] <... write resumed>) = 4 [pid 6342] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] close(3) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6345] <... prctl resumed>) = 0 [pid 6343] <... openat resumed>) = 3 [pid 6345] setpgid(0, 0 [pid 6344] read(200 [pid 6345] <... setpgid resumed>) = 0 [pid 6344] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6345] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6344] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6343] setns(201, 0ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6346 attached [pid 6345] <... symlinkat resumed>) = 0 [pid 6344] <... symlinkat resumed>) = 0 [pid 6343] <... setns resumed>) = 0 [pid 6342] <... sendto resumed>) = 32 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 44 [pid 6346] set_robust_list(0x5555944427e0, 24 [pid 6343] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6344] close(249 [pid 6343] <... socket resumed>) = 4 [pid 6346] <... set_robust_list resumed>) = 0 [pid 6345] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6344] <... close resumed>) = 0 [pid 6343] setns(3, 0 [pid 6342] recvfrom(4 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6343] <... setns resumed>) = 0 [pid 6346] rt_sigprocmask(SIG_SETMASK, [] [pid 6345] <... symlinkat resumed>) = 0 [pid 6344] close(248 [pid 6343] close(3 [pid 6342] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=48}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6345] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6344] <... close resumed>) = 0 [pid 6343] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6344] prctl(PR_SET_NAME, "syz.2.232" [pid 6342] recvfrom(4 [pid 6345] <... symlinkat resumed>) = 0 [pid 6344] <... prctl resumed>) = 0 [pid 6342] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=48}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6346] chdir("./41" [pid 6343] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... chdir resumed>) = 0 [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6344] close(4 [pid 6343] <... futex resumed>) = 0 [pid 6342] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... close resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6345] <... openat resumed>) = 3 [pid 6344] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... prctl resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6345] write(3, "1000", 4 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6346] setpgid(0, 0 [pid 6344] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6342] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6346] <... setpgid resumed>) = 0 [pid 6345] <... write resumed>) = 4 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... sendto resumed>) = 32 [pid 6342] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6346] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6345] close(3 [pid 6344] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6343] recvfrom(4 [pid 6342] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... symlinkat resumed>) = 0 [pid 6345] <... close resumed>) = 0 [pid 6344] <... openat resumed>) = 3 [pid 6343] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=46}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6342] <... futex resumed>) = 0 [pid 6346] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6345] read(200 [pid 6344] setns(201, 0 [pid 6343] recvfrom(4 [pid 6342] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6344] <... setns resumed>) = 0 [pid 6344] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6343] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=46}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6342] <... futex resumed>) = 0 [pid 6346] <... symlinkat resumed>) = 0 [pid 6345] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6344] <... socket resumed>) = 4 [pid 6343] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6346] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6344] setns(3, 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] <... sendmsg resumed>) = 28 [pid 6344] <... setns resumed>) = 0 [pid 6343] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... symlinkat resumed>) = 0 [pid 6344] close(3) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6345] close(249 [pid 6344] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6342] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... symlinkat resumed>) = 0 [pid 6346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6345] <... close resumed>) = 0 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] <... futex resumed>) = 0 [pid 6345] close(248 [pid 6344] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6345] <... close resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6346] <... openat resumed>) = 3 [pid 6342] <... sendmsg resumed>) = 20 [pid 6344] <... futex resumed>) = 0 [pid 6343] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] write(3, "1000", 4 [pid 6345] prctl(PR_SET_NAME, "syz.1.233" [pid 6344] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6343] <... futex resumed>) = 0 [pid 6346] <... write resumed>) = 4 [pid 6345] <... prctl resumed>) = 0 [pid 6344] <... sendto resumed>) = 32 [pid 6343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6342] <... futex resumed>) = 0 [pid 6346] close(3 [pid 6345] close(4 [pid 6344] recvfrom(4 [pid 6343] <... sendmsg resumed>) = 28 [pid 6342] close_range(3, 30, 0 [pid 6346] <... close resumed>) = 0 [pid 6345] <... close resumed>) = 0 [pid 6344] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=45}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6343] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... close_range resumed>) = 0 [pid 6346] read(200 [pid 6345] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] recvfrom(4 [pid 6343] <... futex resumed>) = 0 [pid 6342] exit_group(0 [pid 6346] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6344] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=45}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6343] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... exit_group resumed>) = ? [pid 6346] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6345] <... futex resumed>) = 0 [pid 6344] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = 0 [pid 6345] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... symlinkat resumed>) = 0 [pid 6345] <... futex resumed>) = 0 [pid 6344] <... futex resumed>) = 0 [pid 6343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6346] close(249 [pid 6345] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6344] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... sendmsg resumed>) = 20 [pid 6342] +++ exited with 0 +++ [pid 6346] <... close resumed>) = 0 [pid 6344] <... futex resumed>) = 0 [pid 6343] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] close(248 [pid 6345] <... openat resumed>) = 3 [pid 6344] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6343] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6344] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6343] close_range(3, 30, 0 [pid 5815] rt_sigreturn({mask=[]} [pid 6346] <... close resumed>) = 0 [pid 6345] setns(201, 0 [pid 6344] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6346] prctl(PR_SET_NAME, "syz.0.234" [pid 6345] <... setns resumed>) = 0 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... close_range resumed>) = 0 [pid 6346] <... prctl resumed>) = 0 [pid 6345] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6346] close(4 [pid 6344] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] exit_group(0 [pid 6346] <... close resumed>) = 0 [pid 6345] <... socket resumed>) = 4 [pid 6344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6343] <... exit_group resumed>) = ? [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6346] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] setns(3, 0 [pid 6344] <... sendmsg resumed>) = 28 [pid 6344] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=870471845}) [pid 6344] <... futex resumed>) = 0 [pid 5815] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6344] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(18 [pid 6345] <... setns resumed>) = 0 [pid 6346] <... futex resumed>) = 0 [pid 6346] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(3 [pid 6344] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6346] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = 0 [pid 6344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6346] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6345] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6344] <... sendmsg resumed>) = 20 [pid 6343] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xe6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x63\x47\x15"..., 216 [pid 6346] <... openat resumed>) = 3 [pid 6344] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 328, NULL, 0) = 1 [pid 6346] setns(201, 0 [pid 6344] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xeb\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6346] <... setns resumed>) = 0 [pid 6345] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] close_range(3, 30, 0 [pid 5815] getdents64(3 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6346] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6345] <... futex resumed>) = 0 [pid 6344] <... close_range resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xeb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6346] <... socket resumed>) = 4 [pid 6345] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xe6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x63\x47\x15"..., 32516876) = 216 [pid 6346] setns(3, 0 [pid 6345] <... sendto resumed>) = 32 [pid 6344] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6346] <... setns resumed>) = 0 [pid 6345] recvfrom(4 [pid 6344] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./45/binderfs" [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6346] close(3 [pid 6345] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=44}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6344] +++ exited with 0 +++ [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6346] <... close resumed>) = 0 [pid 6345] recvfrom(4 [pid 5815] unlink("./45/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6346] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=44}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... unlink resumed>) = 0 [pid 6345] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = 0 [pid 6345] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] epoll_pwait(4 [pid 6346] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=989805597}) [pid 5815] newfstatat(AT_FDCWD, "./45/cgroup.net" [pid 5808] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigreturn resumed>) = 45 [pid 5625] read(21 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=151407973} [pid 6346] <... futex resumed>) = 0 [pid 6345] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6345] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] unlink("./45/cgroup.net" [pid 5808] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6346] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6345] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xe7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x21\x38\x15"..., 216 [pid 6346] <... sendto resumed>) = 32 [pid 6345] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] fstat(3 [pid 5777] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 6346] recvfrom(4 [pid 6345] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xec\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6346] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-752494265}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] newfstatat(AT_FDCWD, "./45/cgroup.cpu" [pid 5808] getdents64(3 [pid 5777] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 56 [pid 6346] recvfrom(4 [pid 6345] <... sendmsg resumed>) = 28 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... openat resumed>) = 3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xec\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6346] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-752494265}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6345] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./45/cgroup.cpu" [pid 5808] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 48 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 159, NULL, 0) = 1 [pid 6346] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6346] <... futex resumed>) = 0 [pid 6345] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./43/binderfs" [pid 5777] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999964176}) [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6346] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] read(23 [pid 5623] read(6 [pid 6345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] newfstatat(AT_FDCWD, "./45/cgroup" [pid 5808] unlink("./43/binderfs" [pid 6346] <... futex resumed>) = 0 [pid 5777] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xeb\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6346] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6345] <... sendmsg resumed>) = 20 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xe8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x93\xdc\x14"..., 216 [pid 5623] write(2, "2026/09/10 12:09:51 executed programs: 227\n", 43 [pid 6346] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 10000002026/09/10 12:09:51 executed programs: 227 [pid 6346] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = 0 [pid 5815] unlink("./45/cgroup" [pid 5808] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./42/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5623] <... write resumed>) = 43 [pid 6346] <... futex resumed>) = 0 [pid 6345] close_range(3, 30, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xed\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6346] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... close_range resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] newfstatat(AT_FDCWD, "./43/cgroup.net" [pid 5777] unlink("./42/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6346] <... futex resumed>) = 0 [pid 6345] exit_group(0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xed\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6345] <... exit_group resumed>) = ? [pid 5815] close(3) = 0 [pid 5808] unlink("./43/cgroup.net" [pid 5777] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] <... write resumed>) = 424 [pid 5815] unlinkat(AT_FDCWD, "./45", AT_REMOVEDIR [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6346] <... sendmsg resumed>) = 28 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./42/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981844}) [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xe8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x93\xdc\x14"..., 32516876) = 272 [pid 6346] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] mkdirat(AT_FDCWD, "./46", 0777 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6346] <... futex resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./43/cgroup.cpu" [pid 5777] unlink("./42/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6346] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5815] <... openat resumed>) = 3 [pid 5808] unlink("./43/cgroup.cpu" [pid 5777] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] read(6 [pid 6346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5615] epoll_pwait(4 [pid 6346] <... sendmsg resumed>) = 20 [pid 6345] +++ exited with 0 +++ [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6346] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6346] <... futex resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./42/cgroup.cpu" [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982204}) [pid 5623] epoll_pwait(4 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6346] close_range(3, 30, 0 [pid 5815] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6346] <... close_range resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] newfstatat(AT_FDCWD, "./43/cgroup" [pid 5777] unlink("./42/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6346] exit_group(0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6346] <... exit_group resumed>) = ? [pid 5815] close(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... close resumed>) = 0 [pid 5808] unlink("./43/cgroup" [pid 5777] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... write resumed>) = 4 [pid 5808] getdents64(3 [pid 5777] newfstatat(AT_FDCWD, "./42/cgroup" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=79679922} [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] unlink("./42/cgroup" [pid 5815] close(3 [pid 5808] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6346] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] getdents64(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999985644}) [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlinkat(AT_FDCWD, "./43", AT_REMOVEDIR [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] fstat(3 [pid 5625] read(3 [pid 5815] close(3 [pid 5808] mkdirat(AT_FDCWD, "./44", 0777 [pid 5777] close(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... close resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] unlinkat(AT_FDCWD, "./42", AT_REMOVEDIR [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] read(13 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] close(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] mkdirat(AT_FDCWD, "./43", 0777 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x8a\x9f\x14"..., 216 [pid 5815] <... close resumed>) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 104, NULL, 0) = 1 [pid 5815] read(249 [pid 5808] close(3 [pid 5783] <... write resumed>) = 4 [pid 5758] newfstatat(AT_FDCWD, "./41/binderfs" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xee\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xeb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5758] unlink("./41/binderfs" [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x8a\x9f\x14"..., 32516876) = 216 [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] newfstatat(AT_FDCWD, "./41/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... close resumed>) = 0 [pid 5783] fstat(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999949244}) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... socket resumed>) = 3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./41/cgroup.net" [pid 5625] read(29 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6347 attached [pid 5783] getdents64(3 [pid 5758] <... unlink resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5758] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6347] set_robust_list(0x55556b15e7e0, 24 [pid 5783] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6347] <... set_robust_list resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./41/cgroup.cpu" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6347] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./41/binderfs" [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xea\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x06\x81\x14"..., 216 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 49 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./41/cgroup.cpu" [pid 5625] <... write resumed>) = 216 [pid 5623] epoll_pwait(4 [pid 6347] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./41/binderfs" [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xef\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=33363606} [pid 6347] chdir("./46" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5758] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5777] <... close resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xef\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6347] <... chdir resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./41/cgroup" [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./41/cgroup.net" [pid 5777] <... close resumed>) = 0 [pid 6347] <... prctl resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6347] setpgid(0, 0 [pid 5808] read(249 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./41/cgroup" [pid 6347] <... setpgid resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xec\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... socket resumed>) = 3 [pid 6347] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] close(3 [pid 6347] <... symlinkat resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] unlink("./41/cgroup.net" [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 43, NULL, 0) = 1 [pid 6347] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5758] getdents64(3 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6347] <... symlinkat resumed>) = 0 [pid 5783] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6348 attached [pid 6347] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5623] read(6 [pid 5615] sched_yield( [pid 5783] newfstatat(AT_FDCWD, "./41/cgroup.cpu" [pid 5758] <... close resumed>) = 0 [pid 6348] set_robust_list(0x5555673497e0, 24 [pid 5758] unlinkat(AT_FDCWD, "./41", AT_REMOVEDIR [pid 6347] <... symlinkat resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xee\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 47 [pid 5777] close(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6348] <... set_robust_list resumed>) = 0 [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./42", 0777 [pid 5615] <... sched_yield resumed>) = 0 [pid 6348] rt_sigprocmask(SIG_SETMASK, [] [pid 6347] <... openat resumed>) = 3 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] unlink("./41/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=980506254}) [pid 5623] <... write resumed>) = 424 [pid 5777] read(249 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 6348] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6347] write(3, "1000", 4 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xed\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6347] <... write resumed>) = 4 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6348] chdir("./44" [pid 6347] close(3 [pid 5783] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5623] read(6 [pid 5625] read(3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] close(3 [pid 5783] newfstatat(AT_FDCWD, "./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6347] <... close resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6348] <... chdir resumed>) = 0 [pid 6347] read(200 [pid 5783] unlink("./41/cgroup" [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6347] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999979114}) [pid 5623] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6349 attached [pid 6348] <... prctl resumed>) = 0 [pid 6347] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... unlink resumed>) = 0 [pid 5758] close(3 [pid 5625] read(3 [pid 5623] <... futex resumed>) = 1 [pid 5619] <... futex resumed>) = 0 [pid 6349] set_robust_list(0x5555771c07e0, 24 [pid 6348] setpgid(0, 0 [pid 6347] <... symlinkat resumed>) = 0 [pid 5783] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6348] <... setpgid resumed>) = 0 [pid 6347] close(249 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 5615] sched_getaffinity(0, 8192 [pid 6349] <... set_robust_list resumed>) = 0 [pid 6348] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6347] <... close resumed>) = 0 [pid 5783] close(3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6349] rt_sigprocmask(SIG_SETMASK, [] [pid 6348] <... symlinkat resumed>) = 0 [pid 6347] close(248 [pid 5783] <... close resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 46 [pid 5758] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6349] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] chdir("./43" [pid 6348] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6347] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./41", AT_REMOVEDIR [pid 5758] close(3 [pid 6348] <... symlinkat resumed>) = 0 [pid 6347] prctl(PR_SET_NAME, "syz.4.235" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6348] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6347] <... prctl resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=942407484} [pid 6348] <... symlinkat resumed>) = 0 [pid 6349] <... chdir resumed>) = 0 [pid 6347] close(4 [pid 5783] mkdirat(AT_FDCWD, "./42", 0777 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6347] <... close resumed>) = 0 [pid 6349] <... prctl resumed>) = 0 [pid 6348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6349] setpgid(0, 0 [pid 6347] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... setpgid resumed>) = 0 [pid 6349] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup") = 0 [pid 6349] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6348] <... openat resumed>) = 3 [pid 5758] close(3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6349] <... symlinkat resumed>) = 0 [pid 6347] <... futex resumed>) = 0 [pid 6348] write(3, "1000", 4 [pid 6347] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6348] <... write resumed>) = 4 [pid 6347] <... futex resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6349] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6347] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6349] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6348] close(3 [pid 6347] <... openat resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6349] <... openat resumed>) = 3 [pid 6348] <... close resumed>) = 0 [pid 6347] setns(201, 0 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 6349] write(3, "1000", 4 [pid 6348] read(200 [pid 6347] <... setns resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6347] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6348] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6347] <... socket resumed>) = 4 [pid 6349] <... write resumed>) = 4 [pid 6348] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6347] setns(3, 0 [pid 5783] close(3 [pid 5758] read(249 [pid 6349] close(3 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6349] <... close resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6349] read(200 [pid 5783] <... close resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6349] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6347] <... setns resumed>) = 0 [pid 6348] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6349] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6348] close(249 [pid 6347] close(3 [pid 5783] <... socket resumed>) = 3 [pid 6348] <... close resumed>) = 0 [pid 6349] <... symlinkat resumed>) = 0 [pid 6348] close(248 [pid 6347] <... close resumed>) = 0 [pid 5783] close(3 [pid 6349] close(249 [pid 6347] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6349] <... close resumed>) = 0 [pid 6348] prctl(PR_SET_NAME, "syz.3.236" [pid 6347] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6349] close(248 [pid 6348] <... prctl resumed>) = 0 [pid 6347] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6350 attached [pid 6348] close(4) = 0 [pid 5783] close(3 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 45 [pid 5783] <... close resumed>) = 0 [pid 6349] <... close resumed>) = 0 [pid 6348] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6347] <... futex resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6350] set_robust_list(0x55556d03f7e0, 24 [pid 6349] prctl(PR_SET_NAME, "syz.2.237" [pid 6348] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6350] rt_sigprocmask(SIG_SETMASK, [] [pid 6349] <... prctl resumed>) = 0 [pid 6348] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... socket resumed>) = 3 [pid 6350] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6349] close(4 [pid 6348] <... futex resumed>) = 0 [pid 6347] <... sendto resumed>) = 32 [pid 6350] chdir("./42" [pid 6349] <... close resumed>) = 0 [pid 6348] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] close(3 [pid 6349] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] recvfrom(4 [pid 5783] <... close resumed>) = 0 [pid 6347] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=49}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6349] <... futex resumed>) = 0 [pid 6347] recvfrom(4 [pid 5783] read(249 [pid 6349] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... openat resumed>) = 3 [pid 6347] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=49}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xef\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6349] <... futex resumed>) = 0 [pid 6347] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6349] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6347] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6350] <... chdir resumed>) = 0 [pid 6349] <... openat resumed>) = 3 [pid 6348] setns(201, 0 [pid 6347] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6348] <... setns resumed>) = 0 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6348] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6347] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6351 attached [pid 6350] setpgid(0, 0 [pid 6349] setns(201, 0 [pid 6348] <... socket resumed>) = 4 [pid 6351] set_robust_list(0x5555944427e0, 24 [pid 6350] <... setpgid resumed>) = 0 [pid 6349] <... setns resumed>) = 0 [pid 6348] setns(3, 0 [pid 6347] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 45 [pid 6351] <... set_robust_list resumed>) = 0 [pid 6350] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6349] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6348] <... setns resumed>) = 0 [pid 6347] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6350] <... symlinkat resumed>) = 0 [pid 6349] <... socket resumed>) = 4 [pid 6348] close(3 [pid 6347] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] rt_sigprocmask(SIG_SETMASK, [] [pid 6350] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6349] setns(3, 0 [pid 6348] <... close resumed>) = 0 [pid 6347] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6351] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6348] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... symlinkat resumed>) = 0 [pid 6348] <... futex resumed>) = 0 [pid 6347] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] chdir("./42" [pid 6350] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6349] <... setns resumed>) = 0 [pid 6348] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... futex resumed>) = 0 [pid 6351] <... chdir resumed>) = 0 [pid 6350] <... symlinkat resumed>) = 0 [pid 6349] close(3 [pid 6348] <... futex resumed>) = 0 [pid 6347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6349] <... close resumed>) = 0 [pid 6348] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6351] <... prctl resumed>) = 0 [pid 6350] <... openat resumed>) = 3 [pid 6349] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... sendto resumed>) = 32 [pid 6347] <... sendmsg resumed>) = 28 [pid 6351] setpgid(0, 0 [pid 6350] write(3, "1000", 4 [pid 6349] <... futex resumed>) = 0 [pid 6348] recvfrom(4 [pid 6347] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... setpgid resumed>) = 0 [pid 6350] <... write resumed>) = 4 [pid 6349] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=47}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6347] <... futex resumed>) = 0 [pid 6351] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6350] close(3 [pid 6349] <... futex resumed>) = 0 [pid 6348] recvfrom(4 [pid 6347] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... symlinkat resumed>) = 0 [pid 6350] <... close resumed>) = 0 [pid 6349] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6348] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=47}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6347] <... futex resumed>) = 0 [pid 6351] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6350] read(200 [pid 6349] <... sendto resumed>) = 32 [pid 6347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6351] <... symlinkat resumed>) = 0 [pid 6350] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6349] recvfrom(4 [pid 6348] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6351] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6349] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=46}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6351] <... symlinkat resumed>) = 0 [pid 6350] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6348] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] recvfrom(4 [pid 6347] <... sendmsg resumed>) = 20 [pid 6351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6350] <... symlinkat resumed>) = 0 [pid 6348] <... futex resumed>) = 0 [pid 6347] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=46}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6351] <... openat resumed>) = 3 [pid 6350] close(249 [pid 6349] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6347] <... futex resumed>) = 0 [pid 6351] write(3, "1000", 4 [pid 6350] <... close resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6348] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close_range(3, 30, 0 [pid 6351] <... write resumed>) = 4 [pid 6350] close(248 [pid 6349] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... close_range resumed>) = 0 [pid 6351] close(3 [pid 6350] <... close resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6347] exit_group(0 [pid 6351] <... close resumed>) = 0 [pid 6348] <... futex resumed>) = 0 [pid 6350] prctl(PR_SET_NAME, "syz.1.238" [pid 6351] read(200 [pid 6349] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6350] <... prctl resumed>) = 0 [pid 6348] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... exit_group resumed>) = ? [pid 6351] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] close(4 [pid 6349] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6348] <... futex resumed>) = 0 [pid 6348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6351] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6350] <... close resumed>) = 0 [pid 6349] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... sendmsg resumed>) = 28 [pid 6351] <... symlinkat resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6348] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] close(249 [pid 6350] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... futex resumed>) = 0 [pid 6351] <... close resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6348] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] +++ exited with 0 +++ [pid 6351] close(248 [pid 6350] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6348] <... futex resumed>) = 0 [pid 6351] <... close resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6349] <... sendmsg resumed>) = 28 [pid 6348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6351] prctl(PR_SET_NAME, "syz.0.239" [pid 6350] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6349] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 6351] <... prctl resumed>) = 0 [pid 6351] close(4 [pid 6350] <... openat resumed>) = 3 [pid 6349] <... futex resumed>) = 0 [pid 6348] <... sendmsg resumed>) = 20 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6351] <... close resumed>) = 0 [pid 6350] setns(201, 0 [pid 6349] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... setns resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6348] <... futex resumed>) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6350] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6348] close_range(3, 30, 0 [pid 6351] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... socket resumed>) = 4 [pid 6349] <... sendmsg resumed>) = 20 [pid 6348] <... close_range resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6351] <... futex resumed>) = 0 [pid 6350] setns(3, 0 [pid 6349] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=834286070}) [pid 6350] <... setns resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5625] read(18 [pid 6351] <... openat resumed>) = 3 [pid 6350] close(3 [pid 6349] close_range(3, 30, 0 [pid 6348] exit_group(0 [pid 5815] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6351] setns(201, 0 [pid 6350] <... close resumed>) = 0 [pid 6349] <... close_range resumed>) = 0 [pid 6348] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xeb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 216 [pid 6351] <... setns resumed>) = 0 [pid 6350] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] exit_group(0 [pid 5815] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 964, NULL, 0) = 1 [pid 6351] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6350] <... futex resumed>) = 0 [pid 6349] <... exit_group resumed>) = ? [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xf0\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6351] <... socket resumed>) = 4 [pid 6348] +++ exited with 0 +++ [pid 5815] fstat(3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6350] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] sched_yield( [pid 5623] read(6 [pid 6351] setns(3, 0 [pid 5815] getdents64(3 [pid 5808] rt_sigreturn({mask=[]} [pid 6351] <... setns resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xeb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6351] close(3 [pid 6349] +++ exited with 0 +++ [pid 6350] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6351] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] newfstatat(AT_FDCWD, "./46/binderfs" [pid 5777] rt_sigreturn({mask=[]} [pid 5623] epoll_pwait(4 [pid 6351] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... sendto resumed>) = 32 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6351] <... futex resumed>) = 0 [pid 5815] unlink("./46/binderfs" [pid 6350] recvfrom(4 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6351] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=45}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... unlink resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6350] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=45}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6351] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 760, NULL, 0) = 1 [pid 6350] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=966190967}) [pid 5777] <... write resumed>) = 4 [pid 5623] read(6 [pid 6351] <... sendto resumed>) = 32 [pid 6350] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./46/cgroup.net" [pid 5808] <... write resumed>) = 4 [pid 5777] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xf0\x00\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6351] recvfrom(4 [pid 6350] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6351] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-44393211}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6350] <... futex resumed>) = 0 [pid 5815] unlink("./46/cgroup.net" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6351] recvfrom(4 [pid 6350] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... unlink resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xed\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xff\xb8\x17"..., 216 [pid 6351] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-44393211}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6350] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5623] <... write resumed>) = 424 [pid 6351] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6351] <... futex resumed>) = 0 [pid 5808] fstat(3 [pid 5777] fstat(3 [pid 5623] read(6 [pid 6351] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./46/cgroup.cpu" [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xf1\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xed\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xff\xb8\x17"..., 32516876) = 216 [pid 5615] epoll_pwait(4 [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] getdents64(3 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6351] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./46/cgroup.cpu" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6351] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] <... sendmsg resumed>) = 28 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6351] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./44/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./43/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6351] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./46/cgroup" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 21], left {tv_sec=0, tv_nsec=999981099}) [pid 6351] <... futex resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6350] <... futex resumed>) = 0 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] unlink("./46/cgroup" [pid 5808] unlink("./44/binderfs" [pid 5777] unlink("./43/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6351] <... sendmsg resumed>) = 28 [pid 6350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6351] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=702299432} [pid 6350] <... sendmsg resumed>) = 20 [pid 5808] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6351] <... futex resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] getdents64(3 [pid 6351] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] newfstatat(AT_FDCWD, "./44/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6350] close_range(3, 30, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./43/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xec\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x20\x49\x1a"..., 216 [pid 6351] <... sendmsg resumed>) = 20 [pid 6350] <... close_range resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./46", AT_REMOVEDIR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./44/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 6351] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] exit_group(0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] unlink("./43/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xf2\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6351] <... futex resumed>) = 0 [pid 5808] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5777] <... unlink resumed>) = 0 [pid 6351] close_range(3, 30, 0 [pid 6350] <... exit_group resumed>) = ? [pid 5815] mkdirat(AT_FDCWD, "./47", 0777 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6351] <... close_range resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./44/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] unlink("./44/cgroup.cpu") = 0 [pid 5808] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./44/cgroup" [pid 6351] exit_group(0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... unlink resumed>) = 0 [pid 5777] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] getdents64(3 [pid 6351] <... exit_group resumed>) = ? [pid 6350] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 705, NULL, 0) = 1 [pid 5777] newfstatat(AT_FDCWD, "./43/cgroup.cpu" [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6351] +++ exited with 0 +++ [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] unlink("./43/cgroup.cpu" [pid 5758] rt_sigreturn({mask=[]} [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] close(3 [pid 5615] sched_yield( [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./44", AT_REMOVEDIR) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5619] read(6 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] mkdirat(AT_FDCWD, "./45", 0777 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xf1\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] close(3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... rt_sigreturn resumed>) = 45 [pid 5777] newfstatat(AT_FDCWD, "./43/cgroup" [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=967774715}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... write resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5783] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./43/cgroup" [pid 5758] <... write resumed>) = 4 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] epoll_pwait(4 [pid 5783] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] read(3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... write resumed>) = 424 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5808] close(3 [pid 5758] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5615] <... futex resumed>) = 1 [pid 5783] fstat(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 3 (in [3 13 29], left {tv_sec=0, tv_nsec=999981426}) [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5623] epoll_pwait(4 [pid 5619] read(6 [pid 5815] close(3 [pid 5783] getdents64(3 [pid 5758] fstat(3 [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... socket resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./43", AT_REMOVEDIR) = 0 [pid 5758] getdents64(3 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] mkdirat(AT_FDCWD, "./44", 0777) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=627065190} [pid 5758] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] close(3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(29 [pid 5808] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./42/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xef\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x4a\x05\x18"..., 216 [pid 5815] read(249 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./42/binderfs" [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] close(3 [pid 5783] unlink("./42/binderfs" [pid 5758] unlink("./42/binderfs" [pid 5808] close(3 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... close resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 634, NULL, 0) = 1 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] <... unlink resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5615] sched_yield( [pid 5623] read(6 [pid 5777] close(3) = 0 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xef\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x4a\x05\x18"..., 32516876) = 216 [pid 5758] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xf3\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5783] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./42/cgroup.net" [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./42/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./42/cgroup.net" [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] epoll_pwait(4 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(13 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./42/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xb6\xe1\x1a"..., 216 [pid 5623] epoll_pwait(4 [pid 5625] <... write resumed>) = 216 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6352 attached [pid 5808] close(3 [pid 5783] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 6352] set_robust_list(0x55556b15e7e0, 24 [pid 5808] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xf4\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5783] newfstatat(AT_FDCWD, "./42/cgroup.cpu" [pid 5777] close(3 [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=600101402} [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6352] <... set_robust_list resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 50 [pid 5808] read(249 [pid 5783] unlink("./42/cgroup.cpu" [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6352] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6352] chdir("./47" [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./42/cgroup.cpu" [pid 5783] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... socket resumed>) = 3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6352] <... chdir resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./42/cgroup" [pid 5777] <... close resumed>) = 0 [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] read(249 [pid 5758] unlink("./42/cgroup.cpu" [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6352] <... prctl resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6352] setpgid(0, 0) = 0 [pid 6352] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6353 attached [pid 6352] <... symlinkat resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 48 [pid 5783] unlink("./42/cgroup" [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6352] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu") = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./42/cgroup" [pid 6353] set_robust_list(0x5555673497e0, 24 [pid 6352] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] getdents64(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6354 attached [pid 6353] <... set_robust_list resumed>) = 0 [pid 6352] <... symlinkat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] unlink("./42/cgroup" [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 609, NULL, 0) = 1 [pid 6354] set_robust_list(0x5555771c07e0, 24 [pid 6353] rt_sigprocmask(SIG_SETMASK, [] [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] close(3 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 47 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6354] <... set_robust_list resumed>) = 0 [pid 6353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6352] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5615] <... futex resumed>) = 0 [pid 6354] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6353] chdir("./45" [pid 6352] write(3, "1000", 4 [pid 5783] unlinkat(AT_FDCWD, "./42", AT_REMOVEDIR [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] getdents64(3 [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xf3\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00"..., 32516876) = 320 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6354] chdir("./44" [pid 6353] <... chdir resumed>) = 0 [pid 6352] <... write resumed>) = 4 [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] close(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6353] <... prctl resumed>) = 0 [pid 6352] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6353] setpgid(0, 0) = 0 [pid 6352] read(200 [pid 6353] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6352] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] close(3 [pid 6354] <... chdir resumed>) = 0 [pid 6352] <... symlinkat resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./43", 0777 [pid 5758] <... close resumed>) = 0 [pid 6354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6353] <... symlinkat resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./42", AT_REMOVEDIR [pid 6354] <... prctl resumed>) = 0 [pid 6354] setpgid(0, 0 [pid 6353] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6352] close(249 [pid 6353] <... symlinkat resumed>) = 0 [pid 6352] <... close resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=944775845}) [pid 6354] <... setpgid resumed>) = 0 [pid 6353] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6352] close(248 [pid 5783] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6354] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6353] <... symlinkat resumed>) = 0 [pid 6352] <... close resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./43", 0777 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6352] prctl(PR_SET_NAME, "syz.4.240" [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfe\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6354] <... symlinkat resumed>) = 0 [pid 6353] <... openat resumed>) = 3 [pid 6352] <... prctl resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6352] close(4 [pid 5783] <... openat resumed>) = 3 [pid 6353] write(3, "1000", 4 [pid 6352] <... close resumed>) = 0 [pid 6353] <... write resumed>) = 4 [pid 6352] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] close(3 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5623] <... write resumed>) = 424 [pid 5619] epoll_pwait(4 [pid 6354] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6353] <... close resumed>) = 0 [pid 6352] <... futex resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] read(6 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6354] <... symlinkat resumed>) = 0 [pid 6353] read(200 [pid 6352] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] epoll_pwait(4 [pid 6354] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6353] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981947}) [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] <... symlinkat resumed>) = 0 [pid 6353] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6352] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] <... close resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(3 [pid 6354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=515164128} [pid 6354] <... openat resumed>) = 3 [pid 6353] <... symlinkat resumed>) = 0 [pid 6352] <... openat resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 6354] write(3, "1000", 4 [pid 6353] close(249 [pid 6352] setns(201, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xfe\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6354] <... write resumed>) = 4 [pid 6354] close(3 [pid 6353] <... close resumed>) = 0 [pid 6352] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6354] <... close resumed>) = 0 [pid 6353] close(248 [pid 6352] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] close(3 [pid 6354] read(200, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] <... close resumed>) = 0 [pid 6352] <... socket resumed>) = 4 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 6354] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6353] prctl(PR_SET_NAME, "syz.3.242" [pid 6352] setns(3, 0 [pid 6353] <... prctl resumed>) = 0 [pid 6352] <... setns resumed>) = 0 [pid 6354] <... symlinkat resumed>) = 0 [pid 6353] close(4 [pid 6352] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 6353] <... close resumed>) = 0 [pid 6352] <... close resumed>) = 0 [pid 6354] close(249 [pid 6353] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6354] <... close resumed>) = 0 [pid 6352] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6354] close(248 [pid 6353] <... futex resumed>) = 0 [pid 6352] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 6354] <... close resumed>) = 0 [pid 6353] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] prctl(PR_SET_NAME, "syz.2.241" [pid 6353] <... futex resumed>) = 0 [pid 6352] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 6354] <... prctl resumed>) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6354] close(4 [pid 6352] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6354] <... close resumed>) = 0 [pid 6353] <... openat resumed>) = 3 [pid 6352] <... sendto resumed>) = 32 [pid 5783] <... socket resumed>) = 3 [pid 6354] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] setns(201, 0 [pid 6352] recvfrom(4 [pid 5783] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... setns resumed>) = 0 [pid 6352] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=50}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 6354] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6354] <... futex resumed>) = 0 [pid 6352] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6352] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=50}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6354] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6353] <... socket resumed>) = 4 [pid 5783] <... socket resumed>) = 3 [pid 6352] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6354] <... openat resumed>) = 3 [pid 6353] setns(3, 0 [pid 6352] <... futex resumed>) = 0 [pid 5783] close(3 [pid 6354] setns(201, 0 [pid 6353] <... setns resumed>) = 0 [pid 6352] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6354] <... setns resumed>) = 0 [pid 6353] close(3 [pid 6352] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6354] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] read(249 [pid 5758] <... close resumed>) = 0 [pid 6353] <... close resumed>) = 0 [pid 6352] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6354] <... socket resumed>) = 4 [pid 6353] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] read(249 [pid 6354] setns(3, 0 [pid 6353] <... futex resumed>) = 0 [pid 6352] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6354] <... setns resumed>) = 0 [pid 6353] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6354] close(3 [pid 6353] <... futex resumed>) = 0 [pid 6352] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6354] <... close resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6352] <... futex resumed>) = 0 [pid 6354] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6356 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6355 attached [pid 6354] <... futex resumed>) = 0 [pid 6353] <... sendto resumed>) = 32 [pid 6352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6356] set_robust_list(0x5555944427e0, 24 [pid 6355] set_robust_list(0x55556d03f7e0, 24 [pid 6354] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] recvfrom(4 [pid 6352] <... sendmsg resumed>) = 28 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 46 [pid 6356] <... set_robust_list resumed>) = 0 [pid 6355] <... set_robust_list resumed>) = 0 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=48}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6352] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] rt_sigprocmask(SIG_SETMASK, [] [pid 6355] rt_sigprocmask(SIG_SETMASK, [] [pid 6354] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6353] recvfrom(4 [pid 6352] <... futex resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 46 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6354] <... sendto resumed>) = 32 [pid 6353] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=48}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6352] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6356] chdir("./43" [pid 6355] chdir("./43" [pid 6354] recvfrom(4 [pid 6353] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6356] <... chdir resumed>) = 0 [pid 6355] <... chdir resumed>) = 0 [pid 6354] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=47}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6353] <... futex resumed>) = 0 [pid 6352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6354] recvfrom(4 [pid 6353] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... prctl resumed>) = 0 [pid 6356] setpgid(0, 0 [pid 6355] <... prctl resumed>) = 0 [pid 6356] <... setpgid resumed>) = 0 [pid 6355] setpgid(0, 0 [pid 6354] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=47}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6353] <... futex resumed>) = 0 [pid 6352] <... sendmsg resumed>) = 20 [pid 6355] <... setpgid resumed>) = 0 [pid 6354] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6352] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6355] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6354] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = 0 [pid 6356] <... symlinkat resumed>) = 0 [pid 6355] <... symlinkat resumed>) = 0 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 0 [pid 6352] close_range(3, 30, 0 [pid 6355] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6354] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6353] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6354] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] <... futex resumed>) = 0 [pid 6352] <... close_range resumed>) = 0 [pid 6355] <... symlinkat resumed>) = 0 [pid 6354] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6352] exit_group(0 [pid 6355] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6354] <... futex resumed>) = 0 [pid 6352] <... exit_group resumed>) = ? [pid 6356] <... symlinkat resumed>) = 0 [pid 6355] <... symlinkat resumed>) = 0 [pid 6354] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... sendmsg resumed>) = 28 [pid 6356] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net") = 0 [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6354] <... futex resumed>) = 0 [pid 6353] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... openat resumed>) = 3 [pid 6354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6353] <... futex resumed>) = 0 [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6355] write(3, "1000", 4 [pid 6354] <... sendmsg resumed>) = 28 [pid 6353] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... write resumed>) = 4 [pid 6354] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... futex resumed>) = 0 [pid 6355] close(3 [pid 6354] <... futex resumed>) = 0 [pid 6353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6355] <... close resumed>) = 0 [pid 6354] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] +++ exited with 0 +++ [pid 6356] <... openat resumed>) = 3 [pid 6353] <... sendmsg resumed>) = 20 [pid 6356] write(3, "1000", 4 [pid 6355] read(200 [pid 6354] <... futex resumed>) = 0 [pid 6353] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6355] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6353] <... futex resumed>) = 0 [pid 6356] <... write resumed>) = 4 [pid 6355] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] rt_sigreturn({mask=[]} [pid 6353] close_range(3, 30, 0 [pid 6356] close(3 [pid 6355] <... symlinkat resumed>) = 0 [pid 6354] <... sendmsg resumed>) = 20 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6356] <... close resumed>) = 0 [pid 6355] close(249 [pid 6354] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... close_range resumed>) = 0 [pid 6356] read(200 [pid 6355] <... close resumed>) = 0 [pid 6354] <... futex resumed>) = 0 [pid 6353] exit_group(0 [pid 6356] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] close(248 [pid 6354] close_range(3, 30, 0 [pid 6353] <... exit_group resumed>) = ? [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6356] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6355] <... close resumed>) = 0 [pid 6354] <... close_range resumed>) = 0 [pid 6356] <... symlinkat resumed>) = 0 [pid 6355] prctl(PR_SET_NAME, "syz.1.244" [pid 6354] exit_group(0 [pid 5815] <... write resumed>) = 4 [pid 6355] <... prctl resumed>) = 0 [pid 6354] <... exit_group resumed>) = ? [pid 6356] close(249 [pid 5815] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=863455124}) [pid 6356] <... close resumed>) = 0 [pid 6355] close(4 [pid 6353] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 6356] close(248 [pid 6355] <... close resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6356] <... close resumed>) = 0 [pid 6355] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x11\x33\x18"..., 216 [pid 6355] <... futex resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] rt_sigreturn({mask=[]} [pid 6356] prctl(PR_SET_NAME, "syz.0.243" [pid 6355] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 528, NULL, 0) = 1 [pid 6355] <... futex resumed>) = 0 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xf5\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6356] <... prctl resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6356] close(4 [pid 6355] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6356] <... close resumed>) = 0 [pid 6355] <... openat resumed>) = 3 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6356] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] setns(201, 0 [pid 5815] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... write resumed>) = 4 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x11\x33\x18"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6355] <... setns resumed>) = 0 [pid 5808] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5619] read(6 [pid 6355] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6356] <... futex resumed>) = 0 [pid 6355] <... socket resumed>) = 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] epoll_pwait(4 [pid 6356] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] setns(3, 0 [pid 5815] newfstatat(AT_FDCWD, "./47/binderfs" [pid 5808] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6356] <... futex resumed>) = 0 [pid 6355] <... setns resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] fstat(3 [pid 5777] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... pselect6 resumed>) = 2 (in [21 23], left {tv_sec=0, tv_nsec=999979090}) [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6356] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6355] close(3 [pid 5815] unlink("./47/binderfs" [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(23 [pid 6356] <... openat resumed>) = 3 [pid 6355] <... close resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5777] fstat(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6356] setns(201, 0 [pid 6355] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xf1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x3c\xef\x15"..., 216 [pid 6356] <... setns resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=341691582} [pid 6356] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6355] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./47/cgroup.net" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xf6\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6356] <... socket resumed>) = 4 [pid 6355] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./45/binderfs" [pid 5777] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 6356] setns(3, 0 [pid 6355] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] unlink("./47/cgroup.net" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6356] <... setns resumed>) = 0 [pid 6355] <... sendto resumed>) = 32 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./45/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./44/binderfs" [pid 5625] <... write resumed>) = 48 [pid 6356] close(3 [pid 6355] recvfrom(4 [pid 5815] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(21 [pid 6356] <... close resumed>) = 0 [pid 6355] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=46}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./44/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6356] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./47/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6356] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xf2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x33\xb2\x15"..., 216 [pid 6356] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=46}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] unlink("./47/cgroup.cpu" [pid 5808] newfstatat(AT_FDCWD, "./45/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6355] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6355] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6355] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./45/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6355] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6355] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./44/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xf7\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6356] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6355] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 6355] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] newfstatat(AT_FDCWD, "./47/cgroup" [pid 5625] <... write resumed>) = 48 [pid 6356] <... sendto resumed>) = 32 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6355] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./44/cgroup.net" [pid 6355] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./45/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 6356] recvfrom(4 [pid 6355] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6356] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1233718693}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./45/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6356] recvfrom(4 [pid 6355] <... sendmsg resumed>) = 28 [pid 5815] unlink("./47/cgroup" [pid 6356] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1233718693}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6355] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./44/cgroup.cpu" [pid 6355] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 6356] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6355] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./44/cgroup.cpu" [pid 6356] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 6356] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] close(3 [pid 6356] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./45/cgroup" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 355, NULL, 0) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6355] <... sendmsg resumed>) = 20 [pid 5815] unlinkat(AT_FDCWD, "./47", AT_REMOVEDIR [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6355] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] unlink("./45/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6356] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./48", 0777 [pid 5808] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./44/cgroup" [pid 5619] read(6 [pid 6356] <... futex resumed>) = 0 [pid 6355] close_range(3, 30, 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xf5\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 600 [pid 6356] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6355] <... close_range resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] unlink("./44/cgroup" [pid 6356] <... sendmsg resumed>) = 28 [pid 6355] exit_group(0 [pid 5777] <... unlink resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6356] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... exit_group resumed>) = ? [pid 5815] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5777] getdents64(3 [pid 6356] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=967010690}) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6356] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5625] read(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6356] <... futex resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] unlinkat(AT_FDCWD, "./45", AT_REMOVEDIR [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6356] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6355] +++ exited with 0 +++ [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./44", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5623] epoll_pwait(4 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6356] <... sendmsg resumed>) = 20 [pid 5758] rt_sigreturn({mask=[]} [pid 5815] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] mkdirat(AT_FDCWD, "./46", 0777 [pid 5623] epoll_pwait(4 [pid 5777] <... unlinkat resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982049}) [pid 5808] <... mkdirat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 6356] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(3 [pid 6356] <... futex resumed>) = 0 [pid 6356] close_range(3, 30, 0 [pid 5777] mkdirat(AT_FDCWD, "./45", 0777 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] <... mkdirat resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5625] read(3 [pid 6356] <... close_range resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 5815] close(3 [pid 5808] <... openat resumed>) = 3 [pid 5758] <... write resumed>) = 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... openat resumed>) = 3 [pid 5758] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999983327}) [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6356] <... exit_group resumed>) = ? [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=253103349} [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5625] read(3 [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5815] close(3 [pid 5758] fstat(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(13, "\x00\x00\x00\x00", 4) = 4 [pid 5758] getdents64(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xf4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x9c\x19\x15"..., 216 [pid 5808] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 216 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... socket resumed>) = 3 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 277, NULL, 0) = 1 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5623] read(6, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xf4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x9c\x19\x15"..., 32516876) = 216 [pid 5623] read(6, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] <... write resumed>) = 56 [pid 5623] epoll_pwait(4 [pid 5777] <... close resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] close(3 [pid 5815] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] epoll_pwait(4 [pid 6356] +++ exited with 0 +++ [pid 5808] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./43/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=230179869} [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] rt_sigreturn({mask=[]}) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5758] unlink("./43/binderfs" [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5815] read(249 [pid 5808] close(3 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... socket resumed>) = 3 [pid 5783] <... write resumed>) = 4 [pid 5758] newfstatat(AT_FDCWD, "./43/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=993666323}) [pid 5777] <... socket resumed>) = 3 [pid 5625] read(29, "\x00\x00\x00\x00", 4) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xf3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2f\x4e\x17"..., 216) = 216 [pid 5808] close(3 [pid 5777] close(3 [pid 5808] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xf9\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... close resumed>) = 0 [pid 5808] read(249 [pid 5783] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./43/cgroup.net" [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5758] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... write resumed>) = 48 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6357 attached [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... openat resumed>) = 3 [pid 6357] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 51 [pid 5777] read(249 [pid 5758] newfstatat(AT_FDCWD, "./43/cgroup.cpu" [pid 6357] <... set_robust_list resumed>) = 0 [pid 5783] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] getdents64(3, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5783] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6357] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] newfstatat(AT_FDCWD, "./43/binderfs" [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] unlink("./43/cgroup.cpu" [pid 6357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6357] chdir("./48" [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOWci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6358 attached [pid 6357] <... chdir resumed>) = 0 [pid 5783] unlink("./43/binderfs" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6358] set_robust_list(0x5555673497e0, 24 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 49 [pid 5783] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./43/cgroup" [pid 6358] <... set_robust_list resumed>) = 0 [pid 6357] <... prctl resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6358] rt_sigprocmask(SIG_SETMASK, [] [pid 6357] setpgid(0, 0) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6357] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5783] newfstatat(AT_FDCWD, "./43/cgroup.net" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6358] chdir("./46" [pid 6357] <... symlinkat resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./43/cgroup" [pid 6358] <... chdir resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6359 attached [pid 6357] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5783] unlink("./43/cgroup.net" [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 241, NULL, 0) = 1 [pid 6358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] set_robust_list(0x5555771c07e0, 24 [pid 6357] <... symlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] getdents64(3 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6359] <... set_robust_list resumed>) = 0 [pid 6358] <... prctl resumed>) = 0 [pid 6357] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 48 [pid 6359] rt_sigprocmask(SIG_SETMASK, [] [pid 6358] setpgid(0, 0 [pid 6357] <... symlinkat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6359] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6358] <... setpgid resumed>) = 0 [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] newfstatat(AT_FDCWD, "./43/cgroup.cpu" [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] close(3 [pid 6359] chdir("./45" [pid 6358] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] read(6 [pid 5615] sched_yield( [pid 5758] <... close resumed>) = 0 [pid 6359] <... chdir resumed>) = 0 [pid 6358] <... symlinkat resumed>) = 0 [pid 6357] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlinkat(AT_FDCWD, "./43", AT_REMOVEDIR [pid 6359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6358] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5783] unlink("./43/cgroup.cpu" [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6359] <... prctl resumed>) = 0 [pid 6358] <... symlinkat resumed>) = 0 [pid 6357] write(3, "1000", 4 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... sched_yield resumed>) = 0 [pid 6359] setpgid(0, 0 [pid 6358] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6357] <... write resumed>) = 4 [pid 5783] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] mkdirat(AT_FDCWD, "./44", 0777 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=951425172}) [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6359] <... setpgid resumed>) = 0 [pid 6358] <... symlinkat resumed>) = 0 [pid 6357] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x03\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6359] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6357] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./43/cgroup" [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... write resumed>) = 424 [pid 6359] <... symlinkat resumed>) = 0 [pid 6358] <... openat resumed>) = 3 [pid 6357] read(200 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5623] read(6 [pid 6359] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6358] write(3, "1000", 4 [pid 6357] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] unlink("./43/cgroup" [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6359] <... symlinkat resumed>) = 0 [pid 6358] <... write resumed>) = 4 [pid 6357] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] close(3 [pid 6359] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6358] close(3 [pid 5783] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999971221}) [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6359] <... symlinkat resumed>) = 0 [pid 6358] <... close resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6357] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5758] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5758] close(3 [pid 6358] read(200 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=145224626} [pid 6359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6358] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] unlinkat(AT_FDCWD, "./43", AT_REMOVEDIR [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x03\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6358] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... unlinkat resumed>) = 0 [pid 6359] <... openat resumed>) = 3 [pid 6357] close(249 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6359] write(3, "1000", 4 [pid 6358] <... symlinkat resumed>) = 0 [pid 6357] <... close resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./44", 0777 [pid 5758] <... socket resumed>) = 3 [pid 6359] <... write resumed>) = 4 [pid 6358] close(249 [pid 6357] close(248 [pid 5783] <... mkdirat resumed>) = 0 [pid 6359] close(3 [pid 6358] <... close resumed>) = 0 [pid 6359] <... close resumed>) = 0 [pid 6358] close(248 [pid 6357] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5758] close(3 [pid 6359] read(200 [pid 6357] prctl(PR_SET_NAME, "syz.4.245" [pid 6359] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6358] <... close resumed>) = 0 [pid 6357] <... prctl resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6359] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6358] prctl(PR_SET_NAME, "syz.3.247" [pid 6359] <... symlinkat resumed>) = 0 [pid 6358] <... prctl resumed>) = 0 [pid 6357] close(4 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6358] close(4 [pid 6357] <... close resumed>) = 0 [pid 6359] close(249 [pid 6358] <... close resumed>) = 0 [pid 5783] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6359] <... close resumed>) = 0 [pid 6358] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 6359] close(248) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6359] prctl(PR_SET_NAME, "syz.2.246" [pid 6358] <... futex resumed>) = 0 [pid 6357] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 6359] <... prctl resumed>) = 0 [pid 5758] close(3 [pid 6359] close(4 [pid 6358] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 6359] <... close resumed>) = 0 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6359] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6359] <... futex resumed>) = 0 [pid 6358] <... openat resumed>) = 3 [pid 6357] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3) = 0 [pid 6357] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6357] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6359] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] setns(201, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6359] <... futex resumed>) = 0 [pid 6358] <... setns resumed>) = 0 [pid 6357] <... openat resumed>) = 3 [pid 5758] close(3 [pid 6359] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6358] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6357] setns(201, 0 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6357] <... setns resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6358] <... socket resumed>) = 4 [pid 5758] read(249 [pid 6359] <... openat resumed>) = 3 [pid 6358] setns(3, 0 [pid 6357] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6359] setns(201, 0 [pid 6358] <... setns resumed>) = 0 [pid 6357] <... socket resumed>) = 4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6358] close(3 [pid 6357] setns(3, 0 [pid 6359] <... setns resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6358] <... close resumed>) = 0 [pid 6357] <... setns resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6359] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6358] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] close(3 [pid 5783] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6360 attached [pid 6359] <... socket resumed>) = 4 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6359] setns(3, 0 [pid 6357] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6358] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... setns resumed>) = 0 [pid 5783] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xf9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6360] set_robust_list(0x55556d03f7e0, 24 [pid 6359] close(3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6360] <... set_robust_list resumed>) = 0 [pid 6358] <... futex resumed>) = 0 [pid 6359] <... close resumed>) = 0 [pid 6357] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 47 [pid 6360] rt_sigprocmask(SIG_SETMASK, [] [pid 6359] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6357] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6360] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6358] <... sendto resumed>) = 32 [pid 6357] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6360] chdir("./44" [pid 6359] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] recvfrom(4 [pid 6357] <... sendto resumed>) = 32 [pid 6358] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=49}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6360] <... chdir resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6357] recvfrom(4 [pid 6359] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6358] recvfrom(4 [pid 6360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] <... sendto resumed>) = 32 [pid 6358] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=49}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6357] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=51}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6361 attached [pid 6360] <... prctl resumed>) = 0 [pid 6359] recvfrom(4 [pid 6358] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] recvfrom(4 [pid 6361] set_robust_list(0x5555944427e0, 24 [pid 6360] setpgid(0, 0 [pid 6359] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=48}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=51}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 47 [pid 6361] <... set_robust_list resumed>) = 0 [pid 6360] <... setpgid resumed>) = 0 [pid 6359] recvfrom(4 [pid 6358] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6361] rt_sigprocmask(SIG_SETMASK, [] [pid 6360] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6359] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=48}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6361] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6360] <... symlinkat resumed>) = 0 [pid 6359] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6357] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6361] chdir("./44" [pid 6360] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6359] <... futex resumed>) = 0 [pid 6358] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] <... futex resumed>) = 0 [pid 6361] <... chdir resumed>) = 0 [pid 6359] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6360] <... symlinkat resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... prctl resumed>) = 0 [pid 6360] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6359] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6358] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] setpgid(0, 0 [pid 6360] <... symlinkat resumed>) = 0 [pid 6359] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6358] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6361] <... setpgid resumed>) = 0 [pid 6360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6359] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6357] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6359] <... futex resumed>) = 0 [pid 6358] <... sendmsg resumed>) = 28 [pid 6357] <... futex resumed>) = 0 [pid 6361] <... symlinkat resumed>) = 0 [pid 6358] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6359] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6358] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6360] <... openat resumed>) = 3 [pid 6358] <... futex resumed>) = 0 [pid 6361] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6359] <... sendmsg resumed>) = 28 [pid 6357] <... sendmsg resumed>) = 28 [pid 6358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6361] <... symlinkat resumed>) = 0 [pid 6360] write(3, "1000", 4 [pid 6359] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6360] <... write resumed>) = 4 [pid 6359] <... futex resumed>) = 0 [pid 6358] <... sendmsg resumed>) = 20 [pid 6357] <... futex resumed>) = 0 [pid 6361] <... symlinkat resumed>) = 0 [pid 6357] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6360] close(3 [pid 6359] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... futex resumed>) = 0 [pid 6361] <... openat resumed>) = 3 [pid 6360] <... close resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = 0 [pid 6357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6360] read(200 [pid 6359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6358] close_range(3, 30, 0 [pid 6361] write(3, "1000", 4 [pid 6360] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] <... sendmsg resumed>) = 20 [pid 6361] <... write resumed>) = 4 [pid 6359] <... sendmsg resumed>) = 20 [pid 6361] close(3 [pid 6360] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6357] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... close resumed>) = 0 [pid 6360] <... symlinkat resumed>) = 0 [pid 6359] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... close_range resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6361] read(200 [pid 6359] <... futex resumed>) = 0 [pid 6358] exit_group(0 [pid 6357] close_range(3, 30, 0 [pid 6360] close(249 [pid 6361] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6359] close_range(3, 30, 0 [pid 6358] <... exit_group resumed>) = ? [pid 6357] <... close_range resumed>) = 0 [pid 6360] <... close resumed>) = 0 [pid 6361] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6357] exit_group(0 [pid 6361] <... symlinkat resumed>) = 0 [pid 6360] close(248 [pid 6359] <... close_range resumed>) = 0 [pid 6358] +++ exited with 0 +++ [pid 6357] <... exit_group resumed>) = ? [pid 6361] close(249 [pid 6360] <... close resumed>) = 0 [pid 6359] exit_group(0 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6360] prctl(PR_SET_NAME, "syz.1.248" [pid 6359] <... exit_group resumed>) = ? [pid 6360] <... prctl resumed>) = 0 [pid 6361] <... close resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6359] +++ exited with 0 +++ [pid 6357] +++ exited with 0 +++ [pid 5623] <... epoll_pwait resumed>, [], 128, 151, NULL, 0) = 0 [pid 6361] close(248 [pid 6360] close(4 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] rt_sigreturn({mask=[]} [pid 5623] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5615] sched_getaffinity(0, 8192 [pid 6361] <... close resumed>) = 0 [pid 6360] <... close resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5623] <... futex resumed>) = 1 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6361] prctl(PR_SET_NAME, "syz.0.249" [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5619] epoll_pwait(4 [pid 6361] <... prctl resumed>) = 0 [pid 6360] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigreturn resumed>) = 48 [pid 5623] epoll_pwait(4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] close(4 [pid 5808] <... write resumed>) = 4 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=835175694}) [pid 6361] <... close resumed>) = 0 [pid 5808] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6361] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xf7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x48\x90\x14"..., 216 [pid 6361] <... futex resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 6361] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6360] <... futex resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 978, NULL, 0) = 1 [pid 6361] <... futex resumed>) = 0 [pid 6360] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] fstat(3 [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 6361] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6360] <... futex resumed>) = 0 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xf7\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x48\x90\x14"..., 32516876) = 216 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6361] <... openat resumed>) = 3 [pid 6360] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] getdents64(3 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6361] setns(201, 0 [pid 6360] <... openat resumed>) = 3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6360] setns(201, 0 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6360] <... setns resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6361] <... setns resumed>) = 0 [pid 6360] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999968264}) [pid 5623] epoll_pwait(4 [pid 6361] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6360] <... socket resumed>) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 6361] <... socket resumed>) = 4 [pid 6360] setns(3, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] newfstatat(AT_FDCWD, "./46/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./45/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6361] setns(3, 0 [pid 5815] <... write resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xf6\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=941458783} [pid 6361] <... setns resumed>) = 0 [pid 5815] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./46/binderfs" [pid 5777] unlink("./45/binderfs" [pid 5625] <... write resumed>) = 216 [pid 6361] close(3 [pid 6360] <... setns resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xfb\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6361] <... close resumed>) = 0 [pid 6360] close(3 [pid 5815] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 6361] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... close resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6361] <... futex resumed>) = 0 [pid 6360] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5808] newfstatat(AT_FDCWD, "./46/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./45/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 6361] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6361] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./45/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999971842}) [pid 6361] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6360] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(18 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] unlink("./46/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6361] <... sendto resumed>) = 32 [pid 6360] <... futex resumed>) = 0 [pid 5815] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xf5\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x89\xb0\x19"..., 216 [pid 6361] recvfrom(4 [pid 6360] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 952, NULL, 0) = 1 [pid 6361] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=47}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6360] <... sendto resumed>) = 32 [pid 5815] newfstatat(AT_FDCWD, "./48/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5808] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6361] recvfrom(4 [pid 6360] recvfrom(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./45/cgroup.cpu" [pid 5625] <... write resumed>) = 56 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6361] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=47}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6360] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-516076895}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] unlink("./48/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6361] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./46/cgroup.cpu" [pid 5777] unlink("./45/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5815] <... unlink resumed>) = 0 [pid 5623] read(6 [pid 6360] recvfrom(4 [pid 5615] sched_yield( [pid 6361] <... futex resumed>) = 0 [pid 5815] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6360] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-516076895}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 600 [pid 5615] <... sched_yield resumed>) = 0 [pid 6361] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./46/cgroup.cpu" [pid 5777] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./48/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x04\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6361] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6360] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./45/cgroup" [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6361] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=997425312}) [pid 5623] <... write resumed>) = 424 [pid 6361] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] unlink("./48/cgroup.net" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./46/cgroup" [pid 5777] unlink("./45/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x05\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6361] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./46/cgroup" [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x04\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6361] <... sendmsg resumed>) = 28 [pid 6360] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./48/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x06\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6361] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999973743}) [pid 6361] <... futex resumed>) = 0 [pid 6360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./48/cgroup.cpu" [pid 5808] getdents64(3 [pid 5777] <... close resumed>) = 0 [pid 5623] <... write resumed>) = 424 [pid 6361] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... sendmsg resumed>) = 28 [pid 5808] close(3 [pid 5777] unlinkat(AT_FDCWD, "./45", AT_REMOVEDIR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... unlink resumed>) = 0 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6360] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 5815] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6361] <... sendmsg resumed>) = 20 [pid 6360] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlinkat(AT_FDCWD, "./46", AT_REMOVEDIR [pid 6361] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./48/cgroup" [pid 5777] mkdirat(AT_FDCWD, "./46", 0777 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x05\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] epoll_pwait(4 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6361] close_range(3, 30, 0 [pid 6360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./48/cgroup" [pid 5808] mkdirat(AT_FDCWD, "./47", 0777 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6361] <... close_range resumed>) = 0 [pid 6360] <... sendmsg resumed>) = 20 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982795}) [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6361] exit_group(0 [pid 6360] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(3 [pid 6361] <... exit_group resumed>) = ? [pid 6360] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5625] read(3, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x06\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] close(3) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6360] close_range(3, 30, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5815] close(3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6361] +++ exited with 0 +++ [pid 6360] <... close_range resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5777] close(3 [pid 6360] exit_group(0 [pid 5815] unlinkat(AT_FDCWD, "./48", AT_REMOVEDIR [pid 5808] <... openat resumed>) = 3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=850382970} [pid 6360] <... exit_group resumed>) = ? [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] rt_sigreturn({mask=[]} [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5815] <... unlinkat resumed>) = 0 [pid 5777] close(3 [pid 5815] mkdirat(AT_FDCWD, "./49", 0777 [pid 5808] close(3 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5777] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6360] +++ exited with 0 +++ [pid 5808] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] rt_sigreturn({mask=[]} [pid 5815] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5783] <... write resumed>) = 4 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=963502075}) [pid 5815] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5777] close(3 [pid 5625] read(29 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] read(249 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] fstat(3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xf9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 216 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 884, NULL, 0) = 1 [pid 5808] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xfd\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5758] <... write resumed>) = 4 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6362 attached [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./44/binderfs" [pid 5758] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xf9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 32516876) = 216 [pid 6362] set_robust_list(0x5555771c07e0, 24 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999974281}) [pid 5815] <... socket resumed>) = 3 [pid 5808] read(249 [pid 5783] unlink("./44/binderfs" [pid 5758] fstat(3 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6362] <... set_robust_list resumed>) = 0 [pid 5815] close(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(13 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6362] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 49 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x44\x3d\x1b"..., 216 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6362] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] newfstatat(AT_FDCWD, "./44/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5623] epoll_pwait(4 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xfe\x00\x00\x00\x00\x00\x00\x00", 56 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5758] newfstatat(AT_FDCWD, "./44/binderfs" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfe\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6362] chdir("./46" [pid 5815] close(3 [pid 5783] unlink("./44/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=776245154} [pid 6362] <... chdir resumed>) = 0 [pid 5815] read(249 [pid 5783] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./44/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] newfstatat(AT_FDCWD, "./44/cgroup.cpu" [pid 5758] <... unlink resumed>) = 0 [pid 5758] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOWci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6363 attached [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] newfstatat(AT_FDCWD, "./44/cgroup.net" [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6362] <... prctl resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] unlink("./44/cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6362] setpgid(0, 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] unlink("./44/cgroup.net" [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 789, NULL, 0) = 1 [pid 5758] <... unlink resumed>) = 0 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6362] <... setpgid resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6362] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5783] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] read(6 [pid 6363] set_robust_list(0x5555673497e0, 24 [pid 6362] <... symlinkat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./44/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xfd\x00\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00"..., 32516876) = 320 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./44/cgroup" [pid 5758] newfstatat(AT_FDCWD, "./44/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x07\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6363] <... set_robust_list resumed>) = 0 [pid 6362] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 50 [pid 5783] getdents64(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6363] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5783] close(3 [pid 6363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6362] <... symlinkat resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... close resumed>) = 0 [pid 5758] unlink("./44/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=983231713}) [pid 5623] <... write resumed>) = 424 [pid 5783] unlinkat(AT_FDCWD, "./44", AT_REMOVEDIR [pid 5758] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6364 attached [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] epoll_pwait(4 [pid 5783] mkdirat(AT_FDCWD, "./45", 0777 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6364] set_robust_list(0x55556b15e7e0, 24 [pid 6363] chdir("./47" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 52 [pid 5783] <... mkdirat resumed>) = 0 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6363] <... chdir resumed>) = 0 [pid 6362] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5758] newfstatat(AT_FDCWD, "./44/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5615] <... futex resumed>) = 1 [pid 6364] <... set_robust_list resumed>) = 0 [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6362] <... symlinkat resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... write resumed>) = 424 [pid 5619] <... futex resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 6364] rt_sigprocmask(SIG_SETMASK, [] [pid 6363] <... prctl resumed>) = 0 [pid 6362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./44/cgroup" [pid 5625] read(3 [pid 5623] read(6 [pid 5619] epoll_pwait(4 [pid 6364] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6363] setpgid(0, 0 [pid 6362] <... openat resumed>) = 3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x07\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6364] chdir("./49" [pid 6363] <... setpgid resumed>) = 0 [pid 6362] write(3, "1000", 4 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=731842048} [pid 6364] <... chdir resumed>) = 0 [pid 6363] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6362] <... write resumed>) = 4 [pid 5783] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981571}) [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6362] close(3 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 5625] read(3 [pid 6364] <... prctl resumed>) = 0 [pid 6362] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6364] setpgid(0, 0 [pid 6362] read(200 [pid 5783] <... socket resumed>) = 3 [pid 5758] unlinkat(AT_FDCWD, "./44", AT_REMOVEDIR [pid 5625] read(3 [pid 6364] <... setpgid resumed>) = 0 [pid 6362] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6364] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6362] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6364] <... symlinkat resumed>) = 0 [pid 6363] <... symlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6363] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6362] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] mkdirat(AT_FDCWD, "./45", 0777 [pid 6364] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6362] close(249 [pid 5783] <... socket resumed>) = 3 [pid 6362] <... close resumed>) = 0 [pid 6363] <... symlinkat resumed>) = 0 [pid 5783] close(3) = 0 [pid 6364] <... symlinkat resumed>) = 0 [pid 6363] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6364] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6362] close(248 [pid 6363] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5783] close(3 [pid 6362] <... close resumed>) = 0 [pid 6362] prctl(PR_SET_NAME, "syz.2.251" [pid 5783] <... close resumed>) = 0 [pid 6362] <... prctl resumed>) = 0 [pid 6362] close(4 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6362] <... close resumed>) = 0 [pid 6362] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 6362] <... futex resumed>) = 0 [pid 5783] close(3 [pid 6362] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5783] read(249 [pid 6362] <... futex resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6362] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6364] <... symlinkat resumed>) = 0 [pid 6363] <... openat resumed>) = 3 [pid 6362] <... openat resumed>) = 3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6363] write(3, "1000", 4 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6363] <... write resumed>) = 4 [pid 6362] setns(201, 0 [pid 6363] close(3) = 0 [pid 6362] <... setns resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6364] write(3, "1000", 4 [pid 6362] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWRci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6365 attached [pid 6364] <... write resumed>) = 4 [pid 6363] read(200 [pid 6362] <... socket resumed>) = 4 [pid 6365] set_robust_list(0x5555944427e0, 24 [pid 6364] close(3 [pid 6363] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 48 [pid 5758] <... openat resumed>) = 3 [pid 6364] <... close resumed>) = 0 [pid 6363] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6362] setns(3, 0 [pid 6365] <... set_robust_list resumed>) = 0 [pid 6364] read(200 [pid 6362] <... setns resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6364] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6363] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6365] rt_sigprocmask(SIG_SETMASK, [] [pid 6364] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6362] close(3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6364] <... symlinkat resumed>) = 0 [pid 6363] close(249 [pid 6362] <... close resumed>) = 0 [pid 5758] close(3 [pid 6362] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6365] chdir("./45" [pid 6364] close(249 [pid 6363] <... close resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 6365] <... chdir resumed>) = 0 [pid 6364] <... close resumed>) = 0 [pid 6363] close(248 [pid 6362] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6365] setpgid(0, 0) = 0 [pid 6364] close(248 [pid 6363] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6365] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6364] <... close resumed>) = 0 [pid 6363] prctl(PR_SET_NAME, "syz.3.250" [pid 6365] <... symlinkat resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6365] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6364] prctl(PR_SET_NAME, "syz.4.252" [pid 6363] <... prctl resumed>) = 0 [pid 6362] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6365] <... symlinkat resumed>) = 0 [pid 6364] <... prctl resumed>) = 0 [pid 6363] close(4 [pid 5758] <... close resumed>) = 0 [pid 6365] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net") = 0 [pid 6364] close(4 [pid 6363] <... close resumed>) = 0 [pid 6362] <... sendto resumed>) = 32 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6364] <... close resumed>) = 0 [pid 6363] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] recvfrom(4 [pid 6365] <... openat resumed>) = 3 [pid 6364] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=49}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... socket resumed>) = 3 [pid 6365] write(3, "1000", 4 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 6365] <... write resumed>) = 4 [pid 6364] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] recvfrom(4 [pid 5758] close(3 [pid 6365] close(3 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6364] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6365] <... close resumed>) = 0 [pid 6363] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6362] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=49}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6364] <... openat resumed>) = 3 [pid 6365] read(200 [pid 6363] <... openat resumed>) = 3 [pid 6362] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6362] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6365] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6364] setns(201, 0 [pid 6362] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6365] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6364] <... setns resumed>) = 0 [pid 6363] <... setns resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 6362] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6365] <... symlinkat resumed>) = 0 [pid 6364] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6363] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6362] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... socket resumed>) = 3 [pid 6362] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6364] <... socket resumed>) = 4 [pid 6362] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6365] close(249 [pid 6364] setns(3, 0 [pid 6363] <... socket resumed>) = 4 [pid 6362] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... close resumed>) = 0 [pid 6364] <... setns resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 5758] read(249 [pid 6363] setns(3, 0 [pid 6362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6365] close(248 [pid 6364] close(3 [pid 6363] <... setns resumed>) = 0 [pid 6362] <... sendmsg resumed>) = 28 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xfe\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6365] <... close resumed>) = 0 [pid 6364] <... close resumed>) = 0 [pid 6363] close(3 [pid 6362] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6365] prctl(PR_SET_NAME, "syz.0.253" [pid 6364] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... close resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6365] <... prctl resumed>) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6363] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6365] close(4 [pid 6364] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... futex resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 6365] <... close resumed>) = 0 [pid 6362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6365] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... futex resumed>) = 0 [pid 6363] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6363] <... futex resumed>) = 0 [pid 6362] <... sendmsg resumed>) = 20 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6366 attached [pid 6365] <... futex resumed>) = 0 [pid 6365] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... sendto resumed>) = 32 [pid 6363] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6362] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] set_robust_list(0x55556d03f7e0, 24 [pid 6365] <... futex resumed>) = 0 [pid 6364] recvfrom(4 [pid 6362] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 48 [pid 6366] <... set_robust_list resumed>) = 0 [pid 6365] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6364] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=52}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6363] <... sendto resumed>) = 32 [pid 6366] rt_sigprocmask(SIG_SETMASK, [] [pid 6365] <... openat resumed>) = 3 [pid 6362] close_range(3, 30, 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6365] setns(201, 0 [pid 6364] recvfrom(4 [pid 6363] recvfrom(4 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6366] chdir("./45" [pid 6365] <... setns resumed>) = 0 [pid 6362] <... close_range resumed>) = 0 [pid 6365] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6364] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=52}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6363] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=50}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6362] exit_group(0 [pid 6366] <... chdir resumed>) = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6365] <... socket resumed>) = 4 [pid 6364] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] recvfrom(4 [pid 6362] <... exit_group resumed>) = ? [pid 6366] <... prctl resumed>) = 0 [pid 6365] setns(3, 0 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=50}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6366] setpgid(0, 0 [pid 6364] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... setpgid resumed>) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 6365] <... setns resumed>) = 0 [pid 6363] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] close(3 [pid 6366] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6365] <... close resumed>) = 0 [pid 6364] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6363] <... futex resumed>) = 0 [pid 6366] <... symlinkat resumed>) = 0 [pid 6362] +++ exited with 0 +++ [pid 6365] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6366] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6364] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... futex resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6364] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6366] <... symlinkat resumed>) = 0 [pid 6366] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6365] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 6365] <... futex resumed>) = 0 [pid 6366] <... symlinkat resumed>) = 0 [pid 6364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6363] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6364] <... sendmsg resumed>) = 28 [pid 6363] <... futex resumed>) = 0 [pid 6366] <... openat resumed>) = 3 [pid 6365] <... sendto resumed>) = 32 [pid 6364] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6365] recvfrom(4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6366] write(3, "1000", 4 [pid 6365] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=48}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... sendmsg resumed>) = 28 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=832393818}) [pid 6366] <... write resumed>) = 4 [pid 6365] recvfrom(4 [pid 6364] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 6366] close(3 [pid 6365] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=48}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6364] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6366] <... close resumed>) = 0 [pid 6365] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6363] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xfb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x26\x11\x17"..., 216 [pid 6366] read(200 [pid 6365] <... futex resumed>) = 0 [pid 6364] <... sendmsg resumed>) = 20 [pid 6363] <... futex resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 6366] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6364] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6365] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... futex resumed>) = 0 [pid 6363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] fstat(3 [pid 6366] <... symlinkat resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6364] close_range(3, 30, 0 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 732, NULL, 0) = 1 [pid 6365] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6363] <... sendmsg resumed>) = 20 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00", 56 [pid 6366] close(249 [pid 6365] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close_range resumed>) = 0 [pid 6363] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... close resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6366] close(248 [pid 6365] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] exit_group(0 [pid 6363] <... futex resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 6366] <... close resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6364] <... exit_group resumed>) = ? [pid 6363] close_range(3, 30, 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6366] prctl(PR_SET_NAME, "syz.1.254" [pid 6365] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6363] <... close_range resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./46/binderfs" [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xfb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x26\x11\x17"..., 32516876) = 216 [pid 6366] <... prctl resumed>) = 0 [pid 6365] <... sendmsg resumed>) = 28 [pid 6363] exit_group(0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] read(6 [pid 6366] close(4 [pid 6365] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... exit_group resumed>) = ? [pid 5777] unlink("./46/binderfs" [pid 5615] epoll_pwait(4 [pid 6366] <... close resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6366] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] epoll_pwait(4 [pid 6366] <... futex resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6364] +++ exited with 0 +++ [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] newfstatat(AT_FDCWD, "./46/cgroup.net" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6366] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... sendmsg resumed>) = 20 [pid 6363] +++ exited with 0 +++ [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=507953260} [pid 6366] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6366] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6365] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] rt_sigreturn({mask=[]} [pid 5777] unlink("./46/cgroup.net" [pid 6366] <... openat resumed>) = 3 [pid 6365] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 52 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] <... unlink resumed>) = 0 [pid 6366] setns(201, 0 [pid 6365] close_range(3, 30, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6366] <... setns resumed>) = 0 [pid 6365] <... close_range resumed>) = 0 [pid 5777] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6365] exit_group(0 [pid 5815] <... write resumed>) = 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6366] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=981379943}) [pid 6365] <... exit_group resumed>) = ? [pid 5815] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] newfstatat(AT_FDCWD, "./46/cgroup.cpu" [pid 6366] <... socket resumed>) = 4 [pid 5625] read(18 [pid 6366] setns(3, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6366] <... setns resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xe1\x9d\x18"..., 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 513, NULL, 0) = 1 [pid 6366] close(3 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./46/cgroup.cpu" [pid 5625] <... write resumed>) = 216 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6366] <... close resumed>) = 0 [pid 6365] +++ exited with 0 +++ [pid 5815] fstat(3 [pid 5808] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6366] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5777] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 6366] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] fstat(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5815] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 6366] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6366] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./49/binderfs" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] newfstatat(AT_FDCWD, "./46/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999966399}) [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x09\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6366] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigreturn resumed>) = 48 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(21 [pid 5623] <... write resumed>) = 424 [pid 6366] <... sendto resumed>) = 32 [pid 5815] unlink("./49/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] unlink("./46/cgroup" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6366] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./47/binderfs" [pid 5783] <... write resumed>) = 4 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4a\x16\x1d"..., 216 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6366] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=48}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xe1\x9d\x18"..., 32516876) = 272 [pid 6366] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./47/binderfs" [pid 5783] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 6366] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=48}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] newfstatat(AT_FDCWD, "./49/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x01\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6366] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6366] <... futex resumed>) = 0 [pid 5815] unlink("./49/cgroup.net" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 6366] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./47/cgroup.net" [pid 5783] fstat(3 [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6366] <... futex resumed>) = 0 [pid 5815] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] unlinkat(AT_FDCWD, "./46", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6366] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./47/cgroup.net" [pid 5783] getdents64(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999982089}) [pid 5623] read(6 [pid 5619] <... futex resumed>) = 0 [pid 6366] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] newfstatat(AT_FDCWD, "./49/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] mkdirat(AT_FDCWD, "./47", 0777 [pid 5625] read(3 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4a\x16\x1d"..., 32516876) = 272 [pid 5619] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 6366] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6366] <... futex resumed>) = 0 [pid 5815] unlink("./49/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5619] epoll_pwait(4 [pid 5610] <... futex resumed>) = 0 [pid 6366] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./47/cgroup.cpu" [pid 5783] newfstatat(AT_FDCWD, "./45/binderfs" [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x09\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] read(6 [pid 5615] <... futex resumed>) = 1 [pid 5610] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 6366] <... futex resumed>) = 0 [pid 5815] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] read(29 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] <... write resumed>) = 8 [pid 6366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./47/cgroup.cpu" [pid 5783] unlink("./45/binderfs" [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 33515, NULL, 0) = 1 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] <... sendmsg resumed>) = 28 [pid 5815] newfstatat(AT_FDCWD, "./49/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xfd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc0\x0d\x16"..., 216 [pid 5619] read(5 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=435813132} [pid 6366] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 6366] <... futex resumed>) = 0 [pid 5815] unlink("./49/cgroup" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 6366] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./47/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./45/cgroup.net" [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x02\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6366] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] unlink("./47/cgroup" [pid 5777] close(3 [pid 5625] <... write resumed>) = 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] close(3 [pid 6366] <... sendmsg resumed>) = 20 [pid 5783] unlink("./45/cgroup.net" [pid 6366] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./49", AT_REMOVEDIR [pid 5808] getdents64(3 [pid 5783] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6366] close_range(3, 30, 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xfd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc0\x0d\x16"..., 32516876) = 216 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6366] <... close_range resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./50", 0777 [pid 5808] close(3 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982446}) [pid 5619] read(6 [pid 5783] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6366] exit_group(0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] <... exit_group resumed>) = ? [pid 5619] epoll_pwait(4 [pid 5808] unlinkat(AT_FDCWD, "./47", AT_REMOVEDIR [pid 5783] unlink("./45/cgroup.cpu") = 0 [pid 5783] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./45/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=409626223} [pid 6366] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5808] mkdirat(AT_FDCWD, "./48", 0777 [pid 5783] getdents64(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] close(3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981440}) [pid 5815] <... close resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] unlinkat(AT_FDCWD, "./45", AT_REMOVEDIR [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] close(3 [pid 5625] read(3 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] mkdirat(AT_FDCWD, "./46", 0777 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5758] <... write resumed>) = 4 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 413, NULL, 0) = 1 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] close(3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] read(249 [pid 5758] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=997355200}) [pid 5619] read(6 [pid 5615] sched_yield( [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(13 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x02\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xfe\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... write resumed>) = 216 [pid 5619] <... write resumed>) = 424 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6367 attached [pid 5808] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x03\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6367] set_robust_list(0x5555771c07e0, 24 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5625] <... write resumed>) = 56 [pid 5815] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 6367] <... set_robust_list resumed>) = 0 [pid 5815] read(249 [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 50 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x03\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xfe\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 32516876) = 272 [pid 6367] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 6367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6367] chdir("./47" [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999975925}) [pid 5619] <... write resumed>) = 424 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5758] newfstatat(AT_FDCWD, "./45/binderfs" [pid 5625] read(3 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6367] <... chdir resumed>) = 0 [pid 5808] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] read(6 [pid 5610] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5783] <... close resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... close resumed>) = 0 [pid 5758] unlink("./45/binderfs" [pid 5610] epoll_pwait(4 [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... futex resumed>) = 0 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] <... futex resumed>) = 1 [pid 5808] read(249 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 33398, NULL, 0) = 1 [pid 5783] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5623] <... write resumed>) = 8 [pid 5610] read(5 [pid 6367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] close(3 [pid 5758] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 6367] <... prctl resumed>) = 0 [pid 6367] setpgid(0, 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=330593974} [pid 6367] <... setpgid resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./45/cgroup.net" [pid 5610] epoll_pwait(4 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6367] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5783] <... close resumed>) = 0 [pid 5758] unlink("./45/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6368 attached [pid 5610] epoll_pwait(4 [pid 6367] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 6368] set_robust_list(0x55556b15e7e0, 24 [pid 6367] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 53 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982081}) [pid 6368] <... set_robust_list resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 51 [pid 5783] <... socket resumed>) = 3 [pid 6367] <... symlinkat resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] close(3 [pid 5625] read(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6369 attached [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6367] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5783] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6369] set_robust_list(0x5555673497e0, 24 [pid 6368] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] newfstatat(AT_FDCWD, "./45/cgroup.cpu" [pid 5625] read(3 [pid 6369] <... set_robust_list resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6367] <... symlinkat resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5758] unlink("./45/cgroup.cpu" [pid 6368] chdir("./50" [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6369] chdir("./48" [pid 6367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... unlink resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6369] <... chdir resumed>) = 0 [pid 6367] <... openat resumed>) = 3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6368] <... chdir resumed>) = 0 [pid 6367] write(3, "1000", 4 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] newfstatat(AT_FDCWD, "./45/cgroup" [pid 6369] <... prctl resumed>) = 0 [pid 6368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6369] setpgid(0, 0 [pid 6368] <... prctl resumed>) = 0 [pid 6367] <... write resumed>) = 4 [pid 6369] <... setpgid resumed>) = 0 [pid 5758] unlink("./45/cgroup") = 0 [pid 5758] getdents64(3, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5758] close(3) = 0 [pid 6369] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6368] setpgid(0, 0 [pid 6367] close(3 [pid 5758] unlinkat(AT_FDCWD, "./45", AT_REMOVEDIR [pid 6369] <... symlinkat resumed>) = 0 [pid 6369] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6370 attached ) = 0 [pid 6368] <... setpgid resumed>) = 0 [pid 6367] <... close resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6370] set_robust_list(0x5555944427e0, 24 [pid 6367] read(200 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 49 [pid 6370] <... set_robust_list resumed>) = 0 [pid 6369] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6368] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5758] mkdirat(AT_FDCWD, "./46", 0777 [pid 6370] rt_sigprocmask(SIG_SETMASK, [] [pid 6367] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6369] <... symlinkat resumed>) = 0 [pid 6368] <... symlinkat resumed>) = 0 [pid 6367] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... mkdirat resumed>) = 0 [pid 6370] chdir("./46" [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6368] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6367] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6370] <... chdir resumed>) = 0 [pid 6369] <... openat resumed>) = 3 [pid 6367] close(249 [pid 5758] <... openat resumed>) = 3 [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6369] write(3, "1000", 4 [pid 6368] <... symlinkat resumed>) = 0 [pid 6367] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6370] <... prctl resumed>) = 0 [pid 6369] <... write resumed>) = 4 [pid 6368] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6367] close(248 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6370] setpgid(0, 0 [pid 6369] close(3 [pid 6367] <... close resumed>) = 0 [pid 5758] close(3 [pid 6370] <... setpgid resumed>) = 0 [pid 6369] <... close resumed>) = 0 [pid 6368] <... symlinkat resumed>) = 0 [pid 6367] prctl(PR_SET_NAME, "syz.2.255" [pid 5758] <... close resumed>) = 0 [pid 6370] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6367] <... prctl resumed>) = 0 [pid 6369] read(200 [pid 6368] <... openat resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6369] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6369] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... socket resumed>) = 3 [pid 6370] <... symlinkat resumed>) = 0 [pid 6368] write(3, "1000", 4 [pid 6367] close(4 [pid 6370] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6369] <... symlinkat resumed>) = 0 [pid 6368] <... write resumed>) = 4 [pid 6367] <... close resumed>) = 0 [pid 6369] close(249) = 0 [pid 6369] close(248) = 0 [pid 6367] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6370] <... symlinkat resumed>) = 0 [pid 6369] prctl(PR_SET_NAME, "syz.3.257" [pid 6368] close(3 [pid 6367] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6370] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6369] <... prctl resumed>) = 0 [pid 6368] <... close resumed>) = 0 [pid 6367] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6369] close(4 [pid 5758] <... socket resumed>) = 3 [pid 6370] <... symlinkat resumed>) = 0 [pid 6369] <... close resumed>) = 0 [pid 6368] read(200 [pid 6367] <... futex resumed>) = 0 [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6369] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] close(3) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6367] <... openat resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6370] <... openat resumed>) = 3 [pid 6368] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6369] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6369] <... futex resumed>) = 0 [pid 6370] write(3, "1000", 4 [pid 6368] <... symlinkat resumed>) = 0 [pid 6367] setns(201, 0 [pid 5758] close(3 [pid 6370] <... write resumed>) = 4 [pid 6369] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6368] close(249 [pid 6367] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6370] close(3 [pid 6368] <... close resumed>) = 0 [pid 6367] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6370] <... close resumed>) = 0 [pid 6369] <... openat resumed>) = 3 [pid 6368] close(248 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6370] read(200 [pid 6369] setns(201, 0 [pid 6368] <... close resumed>) = 0 [pid 6367] <... socket resumed>) = 4 [pid 5758] <... socket resumed>) = 3 [pid 6370] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6369] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6370] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6369] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6368] prctl(PR_SET_NAME, "syz.4.256" [pid 6367] setns(3, 0 [pid 5758] <... close resumed>) = 0 [pid 6369] <... socket resumed>) = 4 [pid 6368] <... prctl resumed>) = 0 [pid 6367] <... setns resumed>) = 0 [pid 5758] read(249 [pid 6370] <... symlinkat resumed>) = 0 [pid 6369] setns(3, 0 [pid 6368] close(4 [pid 6367] close(3 [pid 6370] close(249 [pid 6369] <... setns resumed>) = 0 [pid 6368] <... close resumed>) = 0 [pid 6367] <... close resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x03\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6370] <... close resumed>) = 0 [pid 6369] close(3 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6370] close(248 [pid 6369] <... close resumed>) = 0 [pid 6368] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6370] <... close resumed>) = 0 [pid 6369] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6370] prctl(PR_SET_NAME, "syz.0.258" [pid 6369] <... futex resumed>) = 0 [pid 6370] <... prctl resumed>) = 0 [pid 6368] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] close(4 [pid 6368] <... futex resumed>) = 0 [pid 6369] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6370] <... close resumed>) = 0 [pid 6367] <... futex resumed>) = 0 [pid 6370] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6371 attached [pid 6370] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... openat resumed>) = 3 [pid 6369] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6367] <... sendto resumed>) = 32 [pid 6371] set_robust_list(0x55556d03f7e0, 24 [pid 6370] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... sendto resumed>) = 32 [pid 6368] setns(201, 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 49 [pid 6371] <... set_robust_list resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6369] recvfrom(4 [pid 6368] <... setns resumed>) = 0 [pid 6367] recvfrom(4 [pid 6371] rt_sigprocmask(SIG_SETMASK, [] [pid 6369] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=51}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6371] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6370] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6369] recvfrom(4 [pid 6368] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6367] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=50}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6371] chdir("./46" [pid 6370] <... openat resumed>) = 3 [pid 6369] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=51}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6368] <... socket resumed>) = 4 [pid 6371] <... chdir resumed>) = 0 [pid 6370] setns(201, 0 [pid 6369] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] setns(3, 0 [pid 6367] recvfrom(4 [pid 6371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6370] <... setns resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... setns resumed>) = 0 [pid 6367] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=50}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6371] <... prctl resumed>) = 0 [pid 6370] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6369] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] close(3 [pid 6367] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] setpgid(0, 0) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... close resumed>) = 0 [pid 6367] <... futex resumed>) = 0 [pid 6371] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6370] <... socket resumed>) = 4 [pid 6369] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6367] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6368] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 6370] setns(3, 0 [pid 6368] <... futex resumed>) = 0 [pid 6367] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6370] <... setns resumed>) = 0 [pid 6371] <... symlinkat resumed>) = 0 [pid 6370] close(3 [pid 6369] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6371] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6369] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... symlinkat resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6371] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6370] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... sendmsg resumed>) = 28 [pid 6368] <... futex resumed>) = 0 [pid 6367] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = 0 [pid 6368] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6371] <... symlinkat resumed>) = 0 [pid 6370] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 6371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6370] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... sendto resumed>) = 32 [pid 6367] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... openat resumed>) = 3 [pid 6369] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 6370] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6371] write(3, "1000", 4 [pid 6369] <... futex resumed>) = 0 [pid 6368] recvfrom(4 [pid 6367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6371] <... write resumed>) = 4 [pid 6370] <... sendto resumed>) = 32 [pid 6369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6368] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=53}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6367] <... sendmsg resumed>) = 28 [pid 6371] close(3 [pid 6370] recvfrom(4 [pid 6369] <... sendmsg resumed>) = 20 [pid 6368] recvfrom(4 [pid 6371] <... close resumed>) = 0 [pid 6369] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] read(200 [pid 6370] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=49}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=53}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6367] <... futex resumed>) = 0 [pid 6371] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] recvfrom(4 [pid 6369] close_range(3, 30, 0 [pid 6368] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6370] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=49}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6368] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = 0 [pid 6369] <... close_range resumed>) = 0 [pid 6371] <... symlinkat resumed>) = 0 [pid 6370] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6371] close(249 [pid 6370] <... futex resumed>) = 0 [pid 6369] exit_group(0 [pid 6368] <... futex resumed>) = 0 [pid 6371] <... close resumed>) = 0 [pid 6369] <... exit_group resumed>) = ? [pid 6371] close(248) = 0 [pid 6371] prctl(PR_SET_NAME, "syz.1.259") = 0 [pid 6371] close(4) = 0 [pid 6370] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] +++ exited with 0 +++ [pid 6368] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6367] <... sendmsg resumed>) = 20 [pid 6371] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = 0 [pid 6368] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6367] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigreturn({mask=[]} [pid 6371] <... futex resumed>) = 0 [pid 6370] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6368] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6371] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6368] <... futex resumed>) = 0 [pid 6367] close_range(3, 30, 0 [pid 6371] <... futex resumed>) = 0 [pid 6368] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6368] <... futex resumed>) = 0 [pid 6371] <... openat resumed>) = 3 [pid 6370] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6367] <... close_range resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6371] setns(201, 0 [pid 6368] <... sendmsg resumed>) = 28 [pid 6371] <... setns resumed>) = 0 [pid 6370] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] exit_group(0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6368] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6370] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=814378140}) [pid 6371] <... socket resumed>) = 4 [pid 6370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6368] <... futex resumed>) = 0 [pid 6367] <... exit_group resumed>) = ? [pid 5808] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6371] setns(3, 0 [pid 6370] <... sendmsg resumed>) = 28 [pid 6368] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6370] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x0f\xbe\x14"..., 216 [pid 6371] <... setns resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 329, NULL, 0) = 1 [pid 6371] close(3 [pid 6368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6371] <... close resumed>) = 0 [pid 6370] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... sendmsg resumed>) = 20 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x04\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6371] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = 0 [pid 6368] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6371] <... futex resumed>) = 0 [pid 6370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6368] <... futex resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x0f\xbe\x14"..., 32516876) = 216 [pid 6371] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... sendmsg resumed>) = 20 [pid 6368] close_range(3, 30, 0 [pid 6367] +++ exited with 0 +++ [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x04\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6371] <... futex resumed>) = 0 [pid 6370] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... close_range resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 48 [pid 6368] exit_group(0 [pid 6371] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5610] epoll_pwait(4 [pid 6370] close_range(3, 30, 0 [pid 6368] <... exit_group resumed>) = ? [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6371] <... sendto resumed>) = 32 [pid 6370] <... close_range resumed>) = 0 [pid 5808] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6371] recvfrom(4 [pid 6370] exit_group(0 [pid 6371] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1027193243}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6370] <... exit_group resumed>) = ? [pid 6368] +++ exited with 0 +++ [pid 6371] recvfrom(4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6371] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1027193243}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5808] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6371] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 6371] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] unlink("./48/binderfs" [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=89965553} [pid 6371] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6371] <... futex resumed>) = 0 [pid 6370] +++ exited with 0 +++ [pid 5808] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=990759490}) [pid 6371] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6371] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5777] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 6371] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./48/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6371] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x32\xc3\x1a"..., 216 [pid 6371] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./48/cgroup.net" [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6371] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x05\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 6371] <... sendmsg resumed>) = 28 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x05\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6371] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5808] newfstatat(AT_FDCWD, "./48/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6371] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 6371] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999970198}) [pid 5815] getdents64(3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 101, NULL, 0) = 1 [pid 6371] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] unlink("./48/cgroup.cpu" [pid 5783] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... futex resumed>) = 1 [pid 6371] <... sendmsg resumed>) = 20 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] newfstatat(AT_FDCWD, "./47/binderfs" [pid 5808] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x89\xb0\x19"..., 216 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6371] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./50/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... openat resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x04\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 544 [pid 6371] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./48/cgroup" [pid 5783] fstat(3 [pid 5777] unlink("./47/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6371] close_range(3, 30, 0 [pid 5815] unlink("./50/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6371] <... close_range resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x06\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] unlink("./48/cgroup" [pid 5815] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6371] exit_group(0 [pid 5815] newfstatat(AT_FDCWD, "./50/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] epoll_pwait(4 [pid 6371] <... exit_group resumed>) = ? [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... write resumed>) = 424 [pid 5808] getdents64(3 [pid 5783] newfstatat(AT_FDCWD, "./46/binderfs" [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x06\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 5815] unlink("./50/cgroup.net" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x06\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5815] <... unlink resumed>) = 0 [pid 5808] close(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5808] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./47/cgroup.net" [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999980261}) [pid 5808] unlinkat(AT_FDCWD, "./48", AT_REMOVEDIR [pid 5625] read(3 [pid 5815] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./46/binderfs" [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x10\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... write resumed>) = 424 [pid 5815] newfstatat(AT_FDCWD, "./50/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./47/cgroup.net" [pid 5625] read(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./50/cgroup.cpu") = 0 [pid 5783] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] read(6 [pid 5815] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] mkdirat(AT_FDCWD, "./49", 0777 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./46/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(29 [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6371] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./50/cgroup" [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] unlink("./46/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x69\x20\x17"..., 216 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] unlink("./50/cgroup" [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./47/cgroup.cpu" [pid 5758] rt_sigreturn({mask=[]} [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 39, NULL, 0) = 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=34966507} [pid 5815] getdents64(3 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./47/cgroup.cpu" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x07\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./46/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x07\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5808] <... socket resumed>) = 3 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x69\x20\x17"..., 32516876) = 216 [pid 5808] close(3 [pid 5777] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980584}) [pid 5808] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] unlinkat(AT_FDCWD, "./50", AT_REMOVEDIR [pid 5777] newfstatat(AT_FDCWD, "./47/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5808] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] unlink("./46/cgroup.cpu" [pid 5758] <... write resumed>) = 4 [pid 5815] mkdirat(AT_FDCWD, "./51", 0777 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x0f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] epoll_pwait(4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./47/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./46/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999981489}) [pid 5815] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5758] fstat(3 [pid 5625] read(3 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] close(3 [pid 5783] unlink("./46/cgroup" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5777] close(3 [pid 5815] close(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] getdents64(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x10\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 10, NULL, 0) = 0 [pid 5815] <... close resumed>) = 0 [pid 5625] read(13 [pid 5623] epoll_pwait(4 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] unlinkat(AT_FDCWD, "./47", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x03\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x87\x3b\x16"..., 216 [pid 5815] close(3 [pid 5783] unlinkat(AT_FDCWD, "./46", AT_REMOVEDIR [pid 5777] mkdirat(AT_FDCWD, "./48", 0777 [pid 5758] newfstatat(AT_FDCWD, "./46/binderfs" [pid 5623] <... futex resumed>) = 1 [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] epoll_pwait(4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] mkdirat(AT_FDCWD, "./47", 0777 [pid 5758] unlink("./46/binderfs" [pid 5615] sched_getaffinity(0, 8192 [pid 5610] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5610] epoll_pwait(4 [pid 5808] <... close resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x08\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] read(6 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 980, NULL, 0) = 1 [pid 5815] close(3 [pid 5808] read(249 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x07\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00"..., 32516876) = 320 [pid 5610] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x04\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... openat resumed>) = 3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x11\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5610] epoll_pwait(4 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./46/cgroup.net" [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./46/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... write resumed>) = 424 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x12\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980107}) [pid 5815] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./46/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... write resumed>) = 424 [pid 5625] read(3 [pid 5623] read(6 [pid 5815] read(249 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x11\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x06\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6372 attached [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] close(3 [pid 5777] close(3 [pid 5758] unlink("./46/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 52 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981595}) [pid 6372] set_robust_list(0x5555673497e0, 24 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=953878711} [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x12\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6373 attached [pid 6372] <... set_robust_list resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6372] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6373] set_robust_list(0x55556b15e7e0, 24 [pid 6372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 54 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./46/cgroup" [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6373] <... set_robust_list resumed>) = 0 [pid 6372] chdir("./49" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./46/cgroup" [pid 6373] chdir("./51" [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 6373] <... chdir resumed>) = 0 [pid 6372] <... chdir resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] getdents64(3 [pid 6373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6373] <... prctl resumed>) = 0 [pid 6372] <... prctl resumed>) = 0 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] close(3 [pid 6373] setpgid(0, 0 [pid 6372] setpgid(0, 0 [pid 6373] <... setpgid resumed>) = 0 [pid 6372] <... setpgid resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6373] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6372] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] read(249 [pid 5758] unlinkat(AT_FDCWD, "./46", AT_REMOVEDIR [pid 6373] <... symlinkat resumed>) = 0 [pid 6372] <... symlinkat resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x07\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] read(249 [pid 5758] <... unlinkat resumed>) = 0 [pid 6373] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x05\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6373] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] mkdirat(AT_FDCWD, "./47", 0777 [pid 6372] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu") = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6372] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5758] <... mkdirat resumed>) = 0 [pid 6372] <... symlinkat resumed>) = 0 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6373] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWRci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6375 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6374 attached [pid 6372] write(3, "1000", 4 [pid 6373] <... symlinkat resumed>) = 0 [pid 6373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6372] <... write resumed>) = 4 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 50 [pid 5758] <... openat resumed>) = 3 [pid 6375] set_robust_list(0x5555771c07e0, 24 [pid 6374] set_robust_list(0x5555944427e0, 24 [pid 6373] <... openat resumed>) = 3 [pid 6372] close(3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6375] <... set_robust_list resumed>) = 0 [pid 6374] <... set_robust_list resumed>) = 0 [pid 6373] write(3, "1000", 4 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 51 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6373] <... write resumed>) = 4 [pid 6374] rt_sigprocmask(SIG_SETMASK, [] [pid 6373] close(3 [pid 6372] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] close(3 [pid 6375] rt_sigprocmask(SIG_SETMASK, [] [pid 6373] <... close resumed>) = 0 [pid 6372] read(200 [pid 6373] read(200 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6373] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6375] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6373] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6372] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6375] chdir("./48" [pid 6374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6373] <... symlinkat resumed>) = 0 [pid 6372] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... socket resumed>) = 3 [pid 6374] chdir("./47" [pid 6372] <... symlinkat resumed>) = 0 [pid 6374] <... chdir resumed>) = 0 [pid 6373] close(249 [pid 5758] close(3 [pid 6374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6373] <... close resumed>) = 0 [pid 6375] <... chdir resumed>) = 0 [pid 6374] <... prctl resumed>) = 0 [pid 6372] close(249 [pid 6373] close(248 [pid 5758] <... close resumed>) = 0 [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6374] setpgid(0, 0 [pid 6372] <... close resumed>) = 0 [pid 6375] <... prctl resumed>) = 0 [pid 6374] <... setpgid resumed>) = 0 [pid 6373] <... close resumed>) = 0 [pid 6372] close(248 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6375] setpgid(0, 0 [pid 6373] prctl(PR_SET_NAME, "syz.4.262" [pid 6375] <... setpgid resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6372] <... close resumed>) = 0 [pid 6375] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6374] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6373] <... prctl resumed>) = 0 [pid 5758] close(3 [pid 6372] prctl(PR_SET_NAME, "syz.3.260" [pid 6375] <... symlinkat resumed>) = 0 [pid 6374] <... symlinkat resumed>) = 0 [pid 6373] close(4 [pid 6372] <... prctl resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6375] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6374] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6373] <... close resumed>) = 0 [pid 6372] close(4 [pid 6375] <... symlinkat resumed>) = 0 [pid 6374] <... symlinkat resumed>) = 0 [pid 6373] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6375] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6372] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6375] <... symlinkat resumed>) = 0 [pid 6374] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6373] <... futex resumed>) = 0 [pid 6372] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6374] <... symlinkat resumed>) = 0 [pid 6373] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6372] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6372] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... openat resumed>) = 3 [pid 6374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6372] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6373] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6372] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6375] write(3, "1000", 4 [pid 6374] <... openat resumed>) = 3 [pid 6373] <... openat resumed>) = 3 [pid 6372] <... openat resumed>) = 3 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6375] <... write resumed>) = 4 [pid 6372] setns(201, 0) = 0 [pid 6372] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6375] close(3 [pid 6372] <... socket resumed>) = 4 [pid 5758] <... socket resumed>) = 3 [pid 6374] write(3, "1000", 4 [pid 6375] <... close resumed>) = 0 [pid 6373] setns(201, 0 [pid 6375] read(200 [pid 6374] <... write resumed>) = 4 [pid 6372] setns(3, 0 [pid 6373] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6375] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6374] close(3 [pid 6373] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6372] <... setns resumed>) = 0 [pid 6372] close(3 [pid 6373] <... socket resumed>) = 4 [pid 6372] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6375] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6374] <... close resumed>) = 0 [pid 6372] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] read(200 [pid 6373] setns(3, 0 [pid 6372] <... futex resumed>) = 0 [pid 6375] <... symlinkat resumed>) = 0 [pid 6374] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6373] <... setns resumed>) = 0 [pid 6372] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] read(249 [pid 6372] <... futex resumed>) = 0 [pid 6375] close(249 [pid 6374] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6373] close(3 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6372] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6375] <... close resumed>) = 0 [pid 6374] <... symlinkat resumed>) = 0 [pid 6373] <... close resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6375] close(248 [pid 6374] close(249 [pid 6373] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... sendto resumed>) = 32 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6375] <... close resumed>) = 0 [pid 6374] <... close resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6372] recvfrom(4 [pid 6375] prctl(PR_SET_NAME, "syz.2.261" [pid 6374] close(248) = 0 [pid 6374] prctl(PR_SET_NAME, "syz.0.263" [pid 6372] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=52}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6375] <... prctl resumed>) = 0 [pid 6374] <... prctl resumed>) = 0 [pid 6373] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] recvfrom(4 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6375] close(4 [pid 6374] close(4 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=52}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6375] <... close resumed>) = 0 [pid 6374] <... close resumed>) = 0 [pid 6373] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6375] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6373] <... sendto resumed>) = 32 [pid 6372] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = 0 [pid 6372] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6375] <... futex resumed>) = 0 [pid 6372] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6374] <... futex resumed>) = 0 [pid 6372] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = 0 [pid 6375] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6373] recvfrom(4 [pid 6372] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6373] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=54}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6375] <... openat resumed>) = 3 [pid 6374] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6376 attached [pid 6373] recvfrom(4 [pid 6376] set_robust_list(0x55556d03f7e0, 24 [pid 6372] <... sendmsg resumed>) = 28 [pid 6375] setns(201, 0 [pid 6374] <... openat resumed>) = 3 [pid 6373] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=54}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6376] <... set_robust_list resumed>) = 0 [pid 6375] <... setns resumed>) = 0 [pid 6374] setns(201, 0 [pid 6373] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 50 [pid 6376] rt_sigprocmask(SIG_SETMASK, [] [pid 6375] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6374] <... setns resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6376] chdir("./47" [pid 6375] <... socket resumed>) = 4 [pid 6374] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6373] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6376] <... chdir resumed>) = 0 [pid 6374] <... socket resumed>) = 4 [pid 6375] setns(3, 0 [pid 6373] <... futex resumed>) = 0 [pid 6374] setns(3, 0 [pid 6372] <... futex resumed>) = 0 [pid 6373] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6375] <... setns resumed>) = 0 [pid 6374] <... setns resumed>) = 0 [pid 6375] close(3 [pid 6374] close(3 [pid 6376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6375] <... close resumed>) = 0 [pid 6374] <... close resumed>) = 0 [pid 6373] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6376] <... prctl resumed>) = 0 [pid 6375] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... sendmsg resumed>) = 20 [pid 6376] setpgid(0, 0 [pid 6375] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6376] <... setpgid resumed>) = 0 [pid 6373] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6374] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6375] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6372] close_range(3, 30, 0 [pid 6374] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] <... symlinkat resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6372] <... close_range resumed>) = 0 [pid 6376] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6372] exit_group(0 [pid 6375] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6374] <... futex resumed>) = 0 [pid 6373] <... sendmsg resumed>) = 28 [pid 6376] <... symlinkat resumed>) = 0 [pid 6375] <... sendto resumed>) = 32 [pid 6374] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6373] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... exit_group resumed>) = ? [pid 6376] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6375] recvfrom(4 [pid 6374] <... sendto resumed>) = 32 [pid 6373] <... futex resumed>) = 0 [pid 6376] <... symlinkat resumed>) = 0 [pid 6375] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=51}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6374] recvfrom(4 [pid 6373] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6375] recvfrom(4 [pid 6374] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=50}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6373] <... futex resumed>) = 0 [pid 6376] <... openat resumed>) = 3 [pid 6375] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=51}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6374] recvfrom(4 [pid 6373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6372] +++ exited with 0 +++ [pid 6376] write(3, "1000", 4 [pid 6375] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] <... write resumed>) = 4 [pid 6375] <... futex resumed>) = 0 [pid 6374] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=50}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6373] <... sendmsg resumed>) = 20 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6376] close(3 [pid 6375] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigreturn({mask=[]} [pid 6376] <... close resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6374] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6376] read(200 [pid 6375] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6373] <... futex resumed>) = 0 [pid 6376] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6375] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6374] <... futex resumed>) = 0 [pid 6373] close_range(3, 30, 0 [pid 6376] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6375] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... futex resumed>) = 0 [pid 6373] <... close_range resumed>) = 0 [pid 6376] <... symlinkat resumed>) = 0 [pid 6375] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6376] close(249 [pid 6375] <... sendmsg resumed>) = 28 [pid 6374] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6373] exit_group(0 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=802361126}) [pid 6376] <... close resumed>) = 0 [pid 6375] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6373] <... exit_group resumed>) = ? [pid 5808] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6376] close(248 [pid 6375] <... futex resumed>) = 0 [pid 6374] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6375] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x04\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x2a\x75\x15"..., 216 [pid 6376] <... close resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 979, NULL, 0) = 1 [pid 6376] prctl(PR_SET_NAME, "syz.1.264" [pid 6374] <... futex resumed>) = 0 [pid 6375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] <... write resumed>) = 216 [pid 6374] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6376] <... prctl resumed>) = 0 [pid 6375] <... sendmsg resumed>) = 20 [pid 6374] <... futex resumed>) = 0 [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x09\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6376] close(4 [pid 6375] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5615] <... futex resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] read(6 [pid 6376] <... close resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6374] <... sendmsg resumed>) = 28 [pid 6373] +++ exited with 0 +++ [pid 6375] close_range(3, 30, 0 [pid 6374] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... close_range resumed>) = 0 [pid 6374] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x09\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6374] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x04\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x2a\x75\x15"..., 32516876) = 216 [pid 6376] <... futex resumed>) = 0 [pid 6375] exit_group(0 [pid 6374] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6376] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... exit_group resumed>) = ? [pid 6374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6376] <... futex resumed>) = 0 [pid 6374] <... sendmsg resumed>) = 20 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6374] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] epoll_pwait(4 [pid 6374] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6376] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6375] +++ exited with 0 +++ [pid 6374] close_range(3, 30, 0 [pid 5808] newfstatat(AT_FDCWD, "./49/binderfs" [pid 5610] epoll_pwait(4 [pid 6376] <... openat resumed>) = 3 [pid 6374] <... close_range resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6376] setns(201, 0 [pid 6374] exit_group(0 [pid 5808] unlink("./49/binderfs" [pid 5777] rt_sigreturn({mask=[]} [pid 6376] <... setns resumed>) = 0 [pid 6374] <... exit_group resumed>) = ? [pid 6376] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6376] <... socket resumed>) = 4 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6376] setns(3, 0 [pid 5815] <... write resumed>) = 4 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=988071456}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=708928165} [pid 6376] <... setns resumed>) = 0 [pid 5815] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6376] close(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6376] <... close resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] newfstatat(AT_FDCWD, "./49/cgroup.net" [pid 6374] +++ exited with 0 +++ [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6376] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x06\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x93\xdc\x14"..., 216 [pid 5808] unlink("./49/cgroup.net" [pid 5783] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 216 [pid 6376] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x0a\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 720, NULL, 0) = 1 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] getdents64(3 [pid 5808] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 1 [pid 6376] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 6376] <... futex resumed>) = 0 [pid 5815] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./49/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6376] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5615] sched_yield( [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x09\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6376] <... sendto resumed>) = 32 [pid 5815] newfstatat(AT_FDCWD, "./51/binderfs" [pid 5808] unlink("./49/cgroup.cpu" [pid 5783] <... write resumed>) = 4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6376] recvfrom(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5610] <... write resumed>) = 424 [pid 6376] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=50}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] unlink("./51/binderfs" [pid 5808] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 2 (in [23 29], left {tv_sec=0, tv_nsec=999962713}) [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x14\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6376] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6376] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=50}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./49/cgroup" [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6376] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] fstat(3 [pid 5777] <... openat resumed>) = 3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6376] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./51/cgroup.net" [pid 5808] unlink("./49/cgroup" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x07\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x51\xcd\x14"..., 216 [pid 5610] epoll_pwait(4 [pid 6376] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6376] <... futex resumed>) = 0 [pid 5815] unlink("./51/cgroup.net" [pid 5808] getdents64(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] getdents64(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x0b\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6376] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x07\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x51\xcd\x14"..., 32516876) = 216 [pid 6376] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6376] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./47/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6376] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./51/cgroup.cpu" [pid 5808] unlinkat(AT_FDCWD, "./49", AT_REMOVEDIR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./48/binderfs" [pid 5625] read(23 [pid 5610] epoll_pwait(4, [], 128, 0, NULL, 0) = 0 [pid 6376] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] unlink("./47/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 6376] <... futex resumed>) = 0 [pid 5815] unlink("./51/cgroup.cpu" [pid 5808] mkdirat(AT_FDCWD, "./50", 0777 [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./48/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x05\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=662293799} [pid 6376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 28 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6376] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6376] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] newfstatat(AT_FDCWD, "./47/cgroup.net" [pid 5777] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x0c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6376] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./51/cgroup" [pid 5808] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6376] <... futex resumed>) = 0 [pid 6376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] unlink("./47/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./48/cgroup.net" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6376] <... sendmsg resumed>) = 20 [pid 5815] unlink("./51/cgroup" [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6376] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] close(3 [pid 5783] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./48/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6376] close_range(3, 30, 0 [pid 5815] getdents64(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999979208}) [pid 6376] <... close_range resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./47/cgroup.cpu" [pid 5777] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6376] exit_group(0 [pid 5815] unlinkat(AT_FDCWD, "./51", AT_REMOVEDIR [pid 5808] close(3 [pid 5783] unlink("./47/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./48/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6376] <... exit_group resumed>) = ? [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}) = 1 (in [3], left {tv_sec=0, tv_nsec=999980788}) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlink("./48/cgroup.cpu" [pid 5625] read(3 [pid 5815] mkdirat(AT_FDCWD, "./52", 0777 [pid 5808] <... socket resumed>) = 3 [pid 5783] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./47/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./48/cgroup" [pid 5625] read(3 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./47/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./48/cgroup" [pid 5808] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x14\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] close(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] getdents64(3 [pid 5777] getdents64(3 [pid 6376] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 664, NULL, 0) = 1 [pid 5815] close(3 [pid 5783] unlinkat(AT_FDCWD, "./47", AT_REMOVEDIR [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... close resumed>) = 0 [pid 5808] read(249 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./48", AT_REMOVEDIR [pid 5610] <... futex resumed>) = 1 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x09\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] mkdirat(AT_FDCWD, "./48", 0777 [pid 5777] <... unlinkat resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5815] <... socket resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x0b\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 [pid 5815] close(3 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./49", 0777 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=988021571}) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x15\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... close resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... write resumed>) = 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x16\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xae\x93\x15"..., 216 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 5815] close(3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6377 attached [pid 5610] read(6 [pid 5815] <... close resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xae\x93\x15"..., 32516876) = 216 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x0d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] read(6 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] <... socket resumed>) = 3 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] close(3 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 53 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] read(249 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6377] set_robust_list(0x5555673497e0, 24 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] epoll_pwait(4 [pid 6377] <... set_robust_list resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999967643}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=600969576} [pid 6377] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./47/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6377] chdir("./50" [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x15\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlink("./47/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6377] <... chdir resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982137}) [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6377] <... prctl resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6378 attached [pid 6377] setpgid(0, 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./47/cgroup.net" [pid 6377] <... setpgid resumed>) = 0 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x16\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6378] set_robust_list(0x55556b15e7e0, 24 [pid 6377] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] <... close resumed>) = 0 [pid 6378] <... set_robust_list resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./47/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6378] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... socket resumed>) = 3 [pid 6378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 55 [pid 5783] close(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 6378] chdir("./52" [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... close resumed>) = 0 [pid 6378] <... chdir resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6378] <... prctl resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6378] setpgid(0, 0 [pid 6377] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./47/cgroup.cpu" [pid 6378] <... setpgid resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6378] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6377] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5777] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6378] <... symlinkat resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] unlink("./47/cgroup.cpu"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6379 attached [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 605, NULL, 0) = 1 [pid 6378] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6377] <... symlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... unlink resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6379] set_robust_list(0x5555944427e0, 24 [pid 6378] <... symlinkat resumed>) = 0 [pid 6377] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 51 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 1 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6379] <... set_robust_list resumed>) = 0 [pid 6377] <... symlinkat resumed>) = 0 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x0d\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6378] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5758] newfstatat(AT_FDCWD, "./47/cgroup" [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x17\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6379] rt_sigprocmask(SIG_SETMASK, [] [pid 6377] <... openat resumed>) = 3 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... write resumed>) = 424 [pid 6379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6378] <... symlinkat resumed>) = 0 [pid 6377] write(3, "1000", 4 [pid 5758] unlink("./47/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=964820568}) [pid 5610] read(6 [pid 6378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] <... write resumed>) = 4 [pid 5758] <... unlink resumed>) = 0 [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6380 attached [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6379] chdir("./48" [pid 6378] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6380] set_robust_list(0x5555771c07e0, 24 [pid 6379] <... chdir resumed>) = 0 [pid 6377] close(3 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6378] write(3, "1000", 4 [pid 6377] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6380] <... set_robust_list resumed>) = 0 [pid 6379] <... prctl resumed>) = 0 [pid 6378] <... write resumed>) = 4 [pid 6377] read(200 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 52 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x17\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 5758] close(3 [pid 6380] rt_sigprocmask(SIG_SETMASK, [] [pid 6379] setpgid(0, 0 [pid 6378] close(3 [pid 6377] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=533752623} [pid 6380] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6379] <... setpgid resumed>) = 0 [pid 6378] <... close resumed>) = 0 [pid 6377] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlinkat(AT_FDCWD, "./47", AT_REMOVEDIR [pid 6380] chdir("./49" [pid 6379] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6378] read(200 [pid 6377] <... symlinkat resumed>) = 0 [pid 6377] close(249 [pid 5758] <... unlinkat resumed>) = 0 [pid 6380] <... chdir resumed>) = 0 [pid 6377] <... close resumed>) = 0 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6378] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] close(248 [pid 5758] mkdirat(AT_FDCWD, "./48", 0777 [pid 6380] <... prctl resumed>) = 0 [pid 6379] <... symlinkat resumed>) = 0 [pid 6378] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6377] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6380] setpgid(0, 0) = 0 [pid 6380] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6379] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6378] <... symlinkat resumed>) = 0 [pid 6380] <... symlinkat resumed>) = 0 [pid 6379] <... symlinkat resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6378] close(249 [pid 5758] <... openat resumed>) = 3 [pid 6380] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6379] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6378] <... close resumed>) = 0 [pid 6377] prctl(PR_SET_NAME, "syz.3.265" [pid 6380] <... symlinkat resumed>) = 0 [pid 6379] <... symlinkat resumed>) = 0 [pid 6378] close(248 [pid 6377] <... prctl resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6377] close(4 [pid 6378] <... close resumed>) = 0 [pid 6377] <... close resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6380] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6378] prctl(PR_SET_NAME, "syz.4.266" [pid 6377] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6380] <... symlinkat resumed>) = 0 [pid 6379] <... openat resumed>) = 3 [pid 6378] <... prctl resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6379] write(3, "1000", 4 [pid 6378] close(4 [pid 6380] <... openat resumed>) = 3 [pid 6379] <... write resumed>) = 4 [pid 6378] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6379] close(3 [pid 6378] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6380] write(3, "1000", 4 [pid 6379] <... close resumed>) = 0 [pid 6380] <... write resumed>) = 4 [pid 6377] <... futex resumed>) = 0 [pid 6379] read(200 [pid 6377] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6380] close(3 [pid 6378] <... futex resumed>) = 0 [pid 5758] close(3) = 0 [pid 6380] <... close resumed>) = 0 [pid 6379] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6378] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... openat resumed>) = 3 [pid 6377] setns(201, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6377] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6380] read(200 [pid 6379] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6378] <... futex resumed>) = 0 [pid 6377] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6380] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] close(3 [pid 6380] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6379] <... symlinkat resumed>) = 0 [pid 6378] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6377] <... socket resumed>) = 4 [pid 6377] setns(3, 0) = 0 [pid 5758] <... close resumed>) = 0 [pid 6380] <... symlinkat resumed>) = 0 [pid 6377] close(3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6379] close(249 [pid 6378] <... openat resumed>) = 3 [pid 6377] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6377] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... close resumed>) = 0 [pid 6380] close(249 [pid 6379] close(248 [pid 6377] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6378] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6380] <... close resumed>) = 0 [pid 6379] <... close resumed>) = 0 [pid 6378] <... setns resumed>) = 0 [pid 6377] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6379] prctl(PR_SET_NAME, "syz.0.267" [pid 6380] close(248 [pid 6378] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6377] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6379] <... prctl resumed>) = 0 [pid 6377] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6380] <... close resumed>) = 0 [pid 6379] close(4 [pid 6378] <... socket resumed>) = 4 [pid 5758] close(3 [pid 6380] prctl(PR_SET_NAME, "syz.2.268" [pid 6379] <... close resumed>) = 0 [pid 6378] setns(3, 0 [pid 6377] <... sendto resumed>) = 32 [pid 5758] <... close resumed>) = 0 [pid 6380] <... prctl resumed>) = 0 [pid 6379] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... setns resumed>) = 0 [pid 6377] recvfrom(4 [pid 5758] read(249 [pid 6380] close(4 [pid 6379] <... futex resumed>) = 0 [pid 6378] close(3 [pid 6377] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=53}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6380] <... close resumed>) = 0 [pid 6379] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... close resumed>) = 0 [pid 6377] recvfrom(4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6380] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... futex resumed>) = 0 [pid 6378] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=53}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6379] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6378] <... futex resumed>) = 0 [pid 6377] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6380] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... openat resumed>) = 3 [pid 6378] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6377] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6377] <... futex resumed>) = 0 [pid 6380] <... openat resumed>) = 3 [pid 6379] setns(201, 0 [pid 6378] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6381 attached [pid 6380] setns(201, 0 [pid 6379] <... setns resumed>) = 0 [pid 6378] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6377] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6381] set_robust_list(0x55556d03f7e0, 24 [pid 6380] <... setns resumed>) = 0 [pid 6379] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6378] <... sendto resumed>) = 32 [pid 6377] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... set_robust_list resumed>) = 0 [pid 6380] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6379] <... socket resumed>) = 4 [pid 6377] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 51 [pid 6381] rt_sigprocmask(SIG_SETMASK, [] [pid 6380] <... socket resumed>) = 4 [pid 6379] setns(3, 0 [pid 6378] recvfrom(4 [pid 6377] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6377] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6380] setns(3, 0 [pid 6379] <... setns resumed>) = 0 [pid 6378] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=55}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6377] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6381] chdir("./48" [pid 6380] <... setns resumed>) = 0 [pid 6379] close(3 [pid 6378] recvfrom(4 [pid 6377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 28 [pid 6380] close(3 [pid 6378] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=55}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6377] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... chdir resumed>) = 0 [pid 6380] <... close resumed>) = 0 [pid 6378] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... close resumed>) = 0 [pid 6378] <... futex resumed>) = 0 [pid 6377] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... prctl resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6379] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6381] setpgid(0, 0 [pid 6380] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... futex resumed>) = 0 [pid 6378] <... futex resumed>) = 0 [pid 6381] <... setpgid resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6378] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6381] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6380] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6379] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6377] <... sendmsg resumed>) = 20 [pid 6381] <... symlinkat resumed>) = 0 [pid 6377] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6380] <... sendto resumed>) = 32 [pid 6379] <... futex resumed>) = 0 [pid 6378] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6381] <... symlinkat resumed>) = 0 [pid 6380] recvfrom(4 [pid 6379] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6378] <... futex resumed>) = 0 [pid 6377] close_range(3, 30, 0 [pid 6381] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6380] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=52}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6378] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... symlinkat resumed>) = 0 [pid 6380] recvfrom(4 [pid 6379] <... sendto resumed>) = 32 [pid 6378] <... futex resumed>) = 0 [pid 6377] <... close_range resumed>) = 0 [pid 6381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6380] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=52}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6379] recvfrom(4 [pid 6378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6381] <... openat resumed>) = 3 [pid 6380] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=51}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6378] <... sendmsg resumed>) = 28 [pid 6377] exit_group(0 [pid 6381] write(3, "1000", 4 [pid 6380] <... futex resumed>) = 0 [pid 6379] recvfrom(4 [pid 6378] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... exit_group resumed>) = ? [pid 6381] <... write resumed>) = 4 [pid 6380] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=51}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6378] <... futex resumed>) = 0 [pid 6381] close(3 [pid 6380] <... futex resumed>) = 0 [pid 6379] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... close resumed>) = 0 [pid 6380] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6379] <... futex resumed>) = 0 [pid 6378] <... futex resumed>) = 0 [pid 6381] read(200 [pid 6380] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6379] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6381] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6380] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... futex resumed>) = 0 [pid 6378] <... sendmsg resumed>) = 20 [pid 6381] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6380] <... futex resumed>) = 0 [pid 6379] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6378] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... symlinkat resumed>) = 0 [pid 6380] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... futex resumed>) = 0 [pid 6379] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 6380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6379] <... futex resumed>) = 0 [pid 6378] close_range(3, 30, 0 [pid 6381] close(249 [pid 6380] <... sendmsg resumed>) = 28 [pid 6379] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... close_range resumed>) = 0 [pid 6381] <... close resumed>) = 0 [pid 6380] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... futex resumed>) = 0 [pid 6381] close(248 [pid 6380] <... futex resumed>) = 0 [pid 6379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6378] exit_group(0 [pid 6381] <... close resumed>) = 0 [pid 6380] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... sendmsg resumed>) = 28 [pid 6378] <... exit_group resumed>) = ? [pid 6377] +++ exited with 0 +++ [pid 6381] prctl(PR_SET_NAME, "syz.1.269" [pid 6380] <... futex resumed>) = 0 [pid 6379] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6381] <... prctl resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6381] close(4 [pid 6380] <... sendmsg resumed>) = 20 [pid 6379] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... close resumed>) = 0 [pid 6380] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6378] +++ exited with 0 +++ [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6380] close_range(3, 30, 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6381] <... futex resumed>) = 0 [pid 6380] <... close_range resumed>) = 0 [pid 6379] <... sendmsg resumed>) = 20 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] <... rt_sigreturn resumed>) = 53 [pid 6381] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6381] <... futex resumed>) = 0 [pid 6380] exit_group(0 [pid 6379] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 55 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=839682532}) [pid 6381] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6380] <... exit_group resumed>) = ? [pid 6379] close_range(3, 30, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6381] <... openat resumed>) = 3 [pid 6379] <... close_range resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... write resumed>) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x09\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xf9\xdf\x15"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 538, NULL, 0) = 1 [pid 6381] setns(201, 0 [pid 6379] exit_group(0 [pid 5815] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5610] <... futex resumed>) = 1 [pid 6381] <... setns resumed>) = 0 [pid 6379] <... exit_group resumed>) = ? [pid 5815] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x0e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] read(6 [pid 6381] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... openat resumed>) = 3 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x09\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xf9\xdf\x15"..., 32516876) = 216 [pid 6381] <... socket resumed>) = 4 [pid 5815] fstat(3 [pid 5808] getdents64(3 [pid 6381] setns(3, 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6381] <... setns resumed>) = 0 [pid 6380] +++ exited with 0 +++ [pid 6379] +++ exited with 0 +++ [pid 5815] getdents64(3 [pid 5808] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6381] close(3 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6381] <... close resumed>) = 0 [pid 5815] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./50/binderfs" [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999971982}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6381] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] read(18 [pid 5610] epoll_pwait(4 [pid 6381] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./52/binderfs" [pid 5808] unlink("./50/binderfs" [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6381] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x0a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x18\xfb\x14"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=343994473} [pid 6381] <... futex resumed>) = 0 [pid 5815] unlink("./52/binderfs" [pid 5808] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 216 [pid 6381] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x0f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6381] <... sendto resumed>) = 32 [pid 5815] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./50/cgroup.net" [pid 5783] <... write resumed>) = 4 [pid 5777] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6381] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6381] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=51}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] newfstatat(AT_FDCWD, "./52/cgroup.net" [pid 5808] unlink("./50/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 48 [pid 6381] recvfrom(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] fstat(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6381] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=51}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] unlink("./52/cgroup.net" [pid 5808] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... openat resumed>) = 3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [23 29], left {tv_sec=0, tv_nsec=999943779}) [pid 6381] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] fstat(3 [pid 5777] getdents64(3 [pid 5625] read(29 [pid 6381] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./50/cgroup.cpu" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6381] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] getdents64(3 [pid 5777] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x0b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xc3\x71\x14"..., 216 [pid 6381] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./50/cgroup.cpu" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 6381] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] newfstatat(AT_FDCWD, "./52/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 6381] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./49/binderfs" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x10\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5815] unlink("./52/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6381] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6381] <... futex resumed>) = 0 [pid 5815] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] newfstatat(AT_FDCWD, "./48/binderfs" [pid 5777] unlink("./49/binderfs" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x10\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6381] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 351, NULL, 0) = 1 [pid 6381] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./52/cgroup" [pid 5808] newfstatat(AT_FDCWD, "./50/cgroup" [pid 5783] unlink("./48/binderfs" [pid 5777] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 5610] <... futex resumed>) = 1 [pid 6381] <... sendmsg resumed>) = 28 [pid 5815] unlink("./52/cgroup" [pid 5808] unlink("./50/cgroup" [pid 5783] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./49/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6381] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x0c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xcc\xae\x14"..., 216 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x0e\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 592 [pid 6381] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] getdents64(3 [pid 5783] newfstatat(AT_FDCWD, "./48/cgroup.net" [pid 5777] unlink("./49/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6381] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x11\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... write resumed>) = 424 [pid 6381] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] unlink("./48/cgroup.net" [pid 5777] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x19\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x11\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6381] <... sendmsg resumed>) = 20 [pid 5815] unlinkat(AT_FDCWD, "./52", AT_REMOVEDIR [pid 5808] unlinkat(AT_FDCWD, "./50", AT_REMOVEDIR [pid 5783] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./49/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6381] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6381] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./53", 0777 [pid 5808] mkdirat(AT_FDCWD, "./51", 0777 [pid 5610] <... write resumed>) = 424 [pid 6381] close_range(3, 30, 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./48/cgroup.cpu" [pid 5777] unlink("./49/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982181}) [pid 5610] read(6 [pid 6381] <... close_range resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x0c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xcc\xae\x14"..., 32516876) = 272 [pid 6381] exit_group(0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5783] unlink("./48/cgroup.cpu" [pid 5777] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6381] <... exit_group resumed>) = ? [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5610] <... write resumed>) = 424 [pid 5808] close(3 [pid 5783] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] read(6 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./49/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./48/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./49/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981141}) [pid 6381] +++ exited with 0 +++ [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] unlink("./48/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] epoll_pwait(4 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] getdents64(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] close(3 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x19\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=268802208} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = 51 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./49", AT_REMOVEDIR [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999970372}) [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlinkat(AT_FDCWD, "./48", AT_REMOVEDIR [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] mkdirat(AT_FDCWD, "./49", 0777 [pid 5777] mkdirat(AT_FDCWD, "./50", 0777 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] close(3) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... openat resumed>) = 3 [pid 5758] fstat(3 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999983097}) [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] read(249 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] read(3 [pid 5815] read(249 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] close(3 [pid 5758] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x0f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(13 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./48/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6383 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6382 attached [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x0d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xe7\x65\x15"..., 216 [pid 6382] set_robust_list(0x5555673497e0, 24 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./48/binderfs" [pid 6383] set_robust_list(0x55556b15e7e0, 24 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 54 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 272, NULL, 0) = 1 [pid 6383] <... set_robust_list resumed>) = 0 [pid 6382] <... set_robust_list resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 56 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] close(3 [pid 5758] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6383] rt_sigprocmask(SIG_SETMASK, [] [pid 6382] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x12\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6382] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./48/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6383] chdir("./53" [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x12\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6382] chdir("./51" [pid 5783] close(3 [pid 5777] close(3 [pid 5758] unlink("./48/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x0d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xe7\x65\x15"..., 32516876) = 216 [pid 6383] <... chdir resumed>) = 0 [pid 6382] <... chdir resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6383] <... prctl resumed>) = 0 [pid 6382] <... prctl resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6383] setpgid(0, 0 [pid 6382] setpgid(0, 0 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6383] <... setpgid resumed>) = 0 [pid 6382] <... setpgid resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./48/cgroup.cpu" [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6383] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6382] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] epoll_pwait(4 [pid 6383] <... symlinkat resumed>) = 0 [pid 6382] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] close(3 [pid 6382] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./48/cgroup.cpu" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=207713334} [pid 6383] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6382] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6383] <... symlinkat resumed>) = 0 [pid 5783] read(249 [pid 5777] read(249 [pid 5758] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x10\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x11\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6383] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] newfstatat(AT_FDCWD, "./48/cgroup" [pid 6383] <... symlinkat resumed>) = 0 [pid 6382] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6382] <... symlinkat resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] unlink("./48/cgroup" [pid 6383] <... openat resumed>) = 3 [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... unlink resumed>) = 0 [pid 5758] getdents64(3, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6382] <... openat resumed>) = 3 [pid 5758] close(3) = 0 [pid 6383] write(3, "1000", 4 [pid 5758] unlinkat(AT_FDCWD, "./48", AT_REMOVEDIR [pid 6382] write(3, "1000", 4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6384 attached ) = 4 [pid 5758] <... unlinkat resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6385 attached [pid 6384] set_robust_list(0x5555944427e0, 24 [pid 6383] <... write resumed>) = 4 [pid 6382] close(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 219, NULL, 0) = 1 [pid 6382] <... close resumed>) = 0 [pid 6385] set_robust_list(0x5555771c07e0, 24 [pid 6384] <... set_robust_list resumed>) = 0 [pid 6383] close(3 [pid 6382] read(200 [pid 5758] mkdirat(AT_FDCWD, "./49", 0777 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6385] <... set_robust_list resumed>) = 0 [pid 6383] <... close resumed>) = 0 [pid 6382] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 52 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 53 [pid 6385] rt_sigprocmask(SIG_SETMASK, [] [pid 6383] read(200 [pid 6382] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... mkdirat resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6384] rt_sigprocmask(SIG_SETMASK, [] [pid 6383] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... symlinkat resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5619] read(6 [pid 5615] sched_yield( [pid 6384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6383] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6382] close(249 [pid 6385] chdir("./50" [pid 6384] chdir("./49" [pid 6383] <... symlinkat resumed>) = 0 [pid 6382] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x12\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6385] <... chdir resumed>) = 0 [pid 6384] <... chdir resumed>) = 0 [pid 6383] close(249 [pid 6382] close(248 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5619] mmap(0x1f8cdcc00000, 4194304, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 6385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6382] <... close resumed>) = 0 [pid 6385] <... prctl resumed>) = 0 [pid 6382] prctl(PR_SET_NAME, "syz.3.270" [pid 5758] close(3 [pid 6385] setpgid(0, 0 [pid 6384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6383] <... close resumed>) = 0 [pid 5619] <... mmap resumed>) = 0x1f8cdcc00000 [pid 5615] epoll_pwait(4 [pid 6384] <... prctl resumed>) = 0 [pid 6383] close(248 [pid 5758] <... close resumed>) = 0 [pid 6385] <... setpgid resumed>) = 0 [pid 6384] setpgid(0, 0 [pid 6383] <... close resumed>) = 0 [pid 6382] <... prctl resumed>) = 0 [pid 5619] prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, 0x1f8cdcc00000, 4194304, " Go: heap" [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6385] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6384] <... setpgid resumed>) = 0 [pid 6383] prctl(PR_SET_NAME, "syz.4.271" [pid 6382] close(4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5619] <... prctl resumed>) = 0 [pid 6385] <... symlinkat resumed>) = 0 [pid 6384] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6383] <... prctl resumed>) = 0 [pid 6382] <... close resumed>) = 0 [pid 6385] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6384] <... symlinkat resumed>) = 0 [pid 6383] close(4 [pid 6382] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6385] <... symlinkat resumed>) = 0 [pid 6383] <... close resumed>) = 0 [pid 5758] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=923918146}) [pid 5619] <... write resumed>) = 424 [pid 6385] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6383] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6384] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5625] read(3 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6385] <... symlinkat resumed>) = 0 [pid 6384] <... symlinkat resumed>) = 0 [pid 6383] <... futex resumed>) = 0 [pid 6382] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6384] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6383] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6385] <... openat resumed>) = 3 [pid 6384] <... symlinkat resumed>) = 0 [pid 6383] <... futex resumed>) = 0 [pid 6382] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6385] write(3, "1000", 4 [pid 6384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6383] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6385] <... write resumed>) = 4 [pid 6384] <... openat resumed>) = 3 [pid 6383] <... openat resumed>) = 3 [pid 6382] <... openat resumed>) = 3 [pid 5758] close(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6385] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6385] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6385] read(200 [pid 6384] write(3, "1000", 4 [pid 6383] setns(201, 0 [pid 6382] setns(201, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6385] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6384] <... write resumed>) = 4 [pid 6383] <... setns resumed>) = 0 [pid 6384] close(3 [pid 6383] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6384] <... close resumed>) = 0 [pid 6383] <... socket resumed>) = 4 [pid 6384] read(200 [pid 6383] setns(3, 0 [pid 6384] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] <... setns resumed>) = 0 [pid 6384] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6383] close(3 [pid 6385] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6382] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6384] <... symlinkat resumed>) = 0 [pid 6383] <... close resumed>) = 0 [pid 6383] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] <... symlinkat resumed>) = 0 [pid 6383] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=102413492} [pid 6384] close(249 [pid 6383] <... futex resumed>) = 0 [pid 6384] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6382] <... socket resumed>) = 4 [pid 6384] close(248) = 0 [pid 6382] setns(3, 0 [pid 6383] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6385] close(249 [pid 6384] prctl(PR_SET_NAME, "syz.0.272" [pid 6383] <... sendto resumed>) = 32 [pid 6382] <... setns resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6385] <... close resumed>) = 0 [pid 6384] <... prctl resumed>) = 0 [pid 6383] recvfrom(4 [pid 6382] close(3 [pid 6385] close(248 [pid 6384] close(4 [pid 6383] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=56}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6382] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6385] <... close resumed>) = 0 [pid 6384] <... close resumed>) = 0 [pid 6383] recvfrom(4 [pid 6382] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] prctl(PR_SET_NAME, "syz.2.273" [pid 6384] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=56}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6382] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6385] <... prctl resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 6384] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 0 [pid 6385] close(4 [pid 6384] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6383] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6385] <... close resumed>) = 0 [pid 6384] <... openat resumed>) = 3 [pid 6383] <... futex resumed>) = 0 [pid 6383] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6383] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] setns(201, 0 [pid 6382] <... futex resumed>) = 0 [pid 5758] read(249 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... setns resumed>) = 0 [pid 6383] <... futex resumed>) = 0 [pid 6382] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x12\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6385] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6383] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... sendto resumed>) = 32 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... socket resumed>) = 4 [pid 6383] <... futex resumed>) = 0 [pid 6382] recvfrom(4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6385] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6384] setns(3, 0 [pid 6383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6382] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=54}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6385] <... openat resumed>) = 3 [pid 6384] <... setns resumed>) = 0 [pid 6383] <... sendmsg resumed>) = 28 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6382] recvfrom(4 [pid 6385] setns(201, 0 [pid 6384] close(3 [pid 6383] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=54}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6383] <... futex resumed>) = 0 [pid 6382] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... setns resumed>) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6385] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6384] <... close resumed>) = 0 [pid 6383] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... socket resumed>) = 4 [pid 6384] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6386 attached [pid 6385] setns(3, 0 [pid 6384] <... futex resumed>) = 0 [pid 6383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6382] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6386] set_robust_list(0x55556d03f7e0, 24 [pid 6385] <... setns resumed>) = 0 [pid 6384] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... sendmsg resumed>) = 20 [pid 6382] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... set_robust_list resumed>) = 0 [pid 6385] close(3 [pid 6384] <... futex resumed>) = 0 [pid 6383] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 52 [pid 6386] rt_sigprocmask(SIG_SETMASK, [] [pid 6385] <... close resumed>) = 0 [pid 6384] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6383] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6385] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... sendto resumed>) = 32 [pid 6383] close_range(3, 30, 0 [pid 6382] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6385] <... futex resumed>) = 0 [pid 6384] recvfrom(4 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6386] chdir("./49" [pid 6385] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=52}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6382] <... futex resumed>) = 0 [pid 6386] <... chdir resumed>) = 0 [pid 6385] <... futex resumed>) = 0 [pid 6384] recvfrom(4 [pid 6383] <... close_range resumed>) = 0 [pid 6382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6385] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6384] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=52}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6383] exit_group(0 [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6385] <... sendto resumed>) = 32 [pid 6382] <... sendmsg resumed>) = 28 [pid 6386] <... prctl resumed>) = 0 [pid 6385] recvfrom(4 [pid 6384] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... exit_group resumed>) = ? [pid 6385] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=53}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6384] <... futex resumed>) = 0 [pid 6386] setpgid(0, 0 [pid 6385] recvfrom(4 [pid 6384] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=53}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6384] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6386] <... setpgid resumed>) = 0 [pid 6382] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6382] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6386] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6385] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] +++ exited with 0 +++ [pid 6382] <... sendmsg resumed>) = 20 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6386] <... symlinkat resumed>) = 0 [pid 6385] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6384] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 6385] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6386] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6385] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6382] close_range(3, 30, 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6385] <... futex resumed>) = 0 [pid 6384] <... sendmsg resumed>) = 28 [pid 6385] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 6385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6386] <... symlinkat resumed>) = 0 [pid 6385] <... sendmsg resumed>) = 28 [pid 6384] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = 0 [pid 6384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6386] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6385] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... sendmsg resumed>) = 20 [pid 6382] <... close_range resumed>) = 0 [pid 6385] <... futex resumed>) = 0 [pid 6384] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6386] <... symlinkat resumed>) = 0 [pid 6385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6384] <... futex resumed>) = 0 [pid 6385] <... sendmsg resumed>) = 20 [pid 6384] close_range(3, 30, 0 [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6382] exit_group(0 [pid 6385] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... exit_group resumed>) = ? [pid 6385] <... futex resumed>) = 0 [pid 6384] <... close_range resumed>) = 0 [pid 6385] close_range(3, 30, 0) = 0 [pid 6384] exit_group(0 [pid 6386] <... openat resumed>) = 3 [pid 6385] exit_group(0 [pid 6384] <... exit_group resumed>) = ? [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=888198007}) [pid 6386] write(3, "1000", 4 [pid 6385] <... exit_group resumed>) = ? [pid 5815] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6386] <... write resumed>) = 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6386] close(3 [pid 5815] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6386] <... close resumed>) = 0 [pid 6386] read(200 [pid 6382] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5625] read(18, "\x00\x00\x00\x00", 4) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x0f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x66\xab\x13"..., 216 [pid 6386] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] <... write resumed>) = 216 [pid 6386] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6385] +++ exited with 0 +++ [pid 6384] +++ exited with 0 +++ [pid 5815] fstat(3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x13\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 131, NULL, 0) = 1 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6386] <... symlinkat resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] sched_yield( [pid 6386] close(249 [pid 5815] getdents64(3 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5783] rt_sigreturn({mask=[]} [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 48 [pid 6386] <... close resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6386] close(248 [pid 5815] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x0f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x66\xab\x13"..., 32516876) = 272 [pid 6386] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6386] prctl(PR_SET_NAME, "syz.1.274" [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6386] <... prctl resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./53/binderfs" [pid 5808] <... write resumed>) = 4 [pid 5615] epoll_pwait(4 [pid 6386] close(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6386] <... close resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6386] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./53/binderfs" [pid 5808] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999965021}) [pid 5615] sched_getaffinity(0, 8192 [pid 6386] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... unlink resumed>) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(21 [pid 5619] <... write resumed>) = 424 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6386] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... write resumed>) = 4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5783] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x0e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x72\x5d\x17"..., 216 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6386] <... futex resumed>) = 0 [pid 5815] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... openat resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6386] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] fstat(3 [pid 5783] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5623] <... futex resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 5815] newfstatat(AT_FDCWD, "./53/cgroup.net" [pid 5623] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x14\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] unlink("./53/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 6386] <... openat resumed>) = 3 [pid 5808] getdents64(3 [pid 5783] fstat(3 [pid 5777] <... openat resumed>) = 3 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x14\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x0e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x72\x5d\x17"..., 32516876) = 216 [pid 5815] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6386] setns(201, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] fstat(3 [pid 5619] read(6 [pid 6386] <... setns resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./53/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] getdents64(3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6386] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./51/binderfs" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] <... socket resumed>) = 4 [pid 5783] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... pselect6 resumed>) = 3 (in [3 23 29], left {tv_sec=0, tv_nsec=999980043}) [pid 6386] setns(3, 0 [pid 5815] unlink("./53/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6386] <... setns resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./51/binderfs" [pid 5783] newfstatat(AT_FDCWD, "./49/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=948802110} [pid 6386] close(3 [pid 5815] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./50/binderfs" [pid 5625] read(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./49/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] newfstatat(AT_FDCWD, "./53/cgroup" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6386] <... close resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./51/cgroup.net" [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./50/binderfs" [pid 5625] read(29 [pid 5815] unlink("./53/cgroup" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6386] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./51/cgroup.net" [pid 5783] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x10\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 216 [pid 6386] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] newfstatat(AT_FDCWD, "./49/cgroup.net" [pid 5815] close(3 [pid 6386] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6386] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./49/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./50/cgroup.net" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x15\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6386] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] unlinkat(AT_FDCWD, "./53", AT_REMOVEDIR [pid 5808] newfstatat(AT_FDCWD, "./51/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5815] <... unlinkat resumed>) = 0 [pid 5777] unlink("./50/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x15\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6386] <... sendto resumed>) = 32 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6386] recvfrom(4 [pid 5815] mkdirat(AT_FDCWD, "./54", 0777 [pid 5808] unlink("./51/cgroup.cpu" [pid 5783] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./49/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x11\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x99\xb5\x16"..., 216 [pid 6386] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=52}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5777] newfstatat(AT_FDCWD, "./50/cgroup.cpu" [pid 5625] <... write resumed>) = 216 [pid 6386] recvfrom(4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x16\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 961, NULL, 0) = 1 [pid 6386] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=52}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./49/cgroup.cpu" [pid 5777] unlink("./50/cgroup.cpu" [pid 5625] <... write resumed>) = 56 [pid 6386] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x16\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6386] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] newfstatat(AT_FDCWD, "./51/cgroup" [pid 5777] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6386] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6386] <... futex resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] unlink("./51/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./50/cgroup" [pid 6386] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x14\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 592 [pid 6386] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] close(3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./49/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6386] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./50/cgroup" [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6386] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] unlink("./49/cgroup" [pid 6386] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=985099131}) [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6386] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5623] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5615] getpid( [pid 6386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlinkat(AT_FDCWD, "./51", AT_REMOVEDIR [pid 5615] <... getpid resumed>) = 5610 [pid 5815] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 5623] <... futex resumed>) = 1 [pid 5619] <... futex resumed>) = 0 [pid 6386] <... sendmsg resumed>) = 28 [pid 5815] close(3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5615] tgkill(5610, 5623, SIGURG [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6386] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] close(3 [pid 5808] mkdirat(AT_FDCWD, "./52", 0777 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] <... write resumed>) = 424 [pid 5615] <... tgkill resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6386] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] <... close resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6386] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5783] unlinkat(AT_FDCWD, "./49", AT_REMOVEDIR [pid 5777] unlinkat(AT_FDCWD, "./50", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 6386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 5623] rt_sigreturn({mask=[]} [pid 6386] <... sendmsg resumed>) = 20 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] mkdirat(AT_FDCWD, "./50", 0777 [pid 5777] mkdirat(AT_FDCWD, "./51", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... rt_sigreturn resumed>) = 0 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6386] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] close(3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980318}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] epoll_pwait(4 [pid 5808] close(3 [pid 6386] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] close_range(3, 30, 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5625] read(3 [pid 6386] <... close_range resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=868436849} [pid 6386] exit_group(0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6386] <... exit_group resumed>) = ? [pid 5808] close(3 [pid 5783] close(3 [pid 5625] read(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x1f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981334}) [pid 5815] read(249 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6386] +++ exited with 0 +++ [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6387 attached [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6387] set_robust_list(0x55556b15e7e0, 24 [pid 5808] close(3 [pid 5783] close(3 [pid 6387] <... set_robust_list resumed>) = 0 [pid 6387] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=996658867}) [pid 6387] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 57 [pid 5808] <... socket resumed>) = 3 [pid 5625] read(13 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6387] chdir("./54" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] close(3 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... socket resumed>) = 3 [pid 5758] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6387] <... chdir resumed>) = 0 [pid 5808] read(249 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x14\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x12\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 216 [pid 6387] <... prctl resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 889, NULL, 0) = 1 [pid 6387] setpgid(0, 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x17\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6387] <... setpgid resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6387] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5758] newfstatat(AT_FDCWD, "./49/binderfs" [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5783] read(249 [pid 5777] <... close resumed>) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x17\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x15\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] read(249 [pid 5758] unlink("./49/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6388 attached [pid 6387] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x16\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x12\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 32516876) = 216 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6388] set_robust_list(0x5555673497e0, 24 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[]ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6389 attached [pid 6388] <... set_robust_list resumed>) = 0 [pid 6387] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 55 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] read(6 [pid 6389] set_robust_list(0x5555944427e0, 24 [pid 6388] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] <... set_robust_list resumed>) = 0 [pid 6388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6387] <... symlinkat resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 53 [pid 5758] newfstatat(AT_FDCWD, "./49/cgroup.net" [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6390 attached [pid 6389] rt_sigprocmask(SIG_SETMASK, [] [pid 6388] chdir("./52" [pid 6387] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6389] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6387] <... symlinkat resumed>) = 0 [pid 5758] unlink("./49/cgroup.net" [pid 6390] set_robust_list(0x5555771c07e0, 24 [pid 6388] <... chdir resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 772, NULL, 0) = 1 [pid 6390] <... set_robust_list resumed>) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... unlink resumed>) = 0 [pid 6389] chdir("./50" [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 54 [pid 5623] read(6 [pid 6390] rt_sigprocmask(SIG_SETMASK, [] [pid 6388] <... prctl resumed>) = 0 [pid 6387] <... openat resumed>) = 3 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x17\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6390] chdir("./51" [pid 6388] setpgid(0, 0 [pid 6389] <... chdir resumed>) = 0 [pid 6390] <... chdir resumed>) = 0 [pid 6388] <... setpgid resumed>) = 0 [pid 6387] write(3, "1000", 4 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x21\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6388] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5758] newfstatat(AT_FDCWD, "./49/cgroup.cpu" [pid 6389] <... prctl resumed>) = 0 [pid 6390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6389] setpgid(0, 0 [pid 6387] <... write resumed>) = 4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6388] <... symlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=958185516}) [pid 5623] <... write resumed>) = 424 [pid 6390] <... prctl resumed>) = 0 [pid 6389] <... setpgid resumed>) = 0 [pid 6388] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6387] close(3 [pid 5758] unlink("./49/cgroup.cpu" [pid 5625] read(3 [pid 5623] read(6 [pid 6390] setpgid(0, 0 [pid 6389] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6388] <... symlinkat resumed>) = 0 [pid 6387] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6390] <... setpgid resumed>) = 0 [pid 6390] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6387] read(200 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6390] <... symlinkat resumed>) = 0 [pid 6389] <... symlinkat resumed>) = 0 [pid 6388] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6390] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6387] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x21\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6390] <... symlinkat resumed>) = 0 [pid 6388] <... symlinkat resumed>) = 0 [pid 6389] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6387] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6390] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=736161412} [pid 6390] <... symlinkat resumed>) = 0 [pid 6389] <... symlinkat resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./49/cgroup" [pid 6390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] <... openat resumed>) = 3 [pid 6387] <... symlinkat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6390] write(3, "1000", 4 [pid 6389] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6388] <... openat resumed>) = 3 [pid 6387] close(249 [pid 5758] unlink("./49/cgroup" [pid 6390] <... write resumed>) = 4 [pid 6389] <... symlinkat resumed>) = 0 [pid 6388] write(3, "1000", 4 [pid 6387] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6390] close(3 [pid 6388] <... write resumed>) = 4 [pid 6387] close(248 [pid 6390] <... close resumed>) = 0 [pid 6389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6388] close(3 [pid 6387] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 6390] read(200 [pid 6389] <... openat resumed>) = 3 [pid 6387] prctl(PR_SET_NAME, "syz.4.275" [pid 6388] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6390] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] write(3, "1000", 4 [pid 6387] <... prctl resumed>) = 0 [pid 6390] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6388] read(200 [pid 5758] close(3 [pid 6389] <... write resumed>) = 4 [pid 6388] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] close(4 [pid 5758] <... close resumed>) = 0 [pid 6390] <... symlinkat resumed>) = 0 [pid 6389] close(3 [pid 6388] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6387] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./49", AT_REMOVEDIR [pid 6390] close(249 [pid 6389] <... close resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlinkat resumed>) = 0 [pid 6390] <... close resumed>) = 0 [pid 6389] read(200, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6390] close(248 [pid 6389] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6387] <... futex resumed>) = 0 [pid 6390] <... close resumed>) = 0 [pid 6389] <... symlinkat resumed>) = 0 [pid 6388] <... symlinkat resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] mkdirat(AT_FDCWD, "./50", 0777 [pid 6390] prctl(PR_SET_NAME, "syz.2.278" [pid 6388] close(249 [pid 5758] <... mkdirat resumed>) = 0 [pid 6388] <... close resumed>) = 0 [pid 6390] <... prctl resumed>) = 0 [pid 6389] close(249 [pid 6388] close(248 [pid 6387] <... futex resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6390] close(4 [pid 6389] <... close resumed>) = 0 [pid 6388] <... close resumed>) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... openat resumed>) = 3 [pid 6390] <... close resumed>) = 0 [pid 6389] close(248 [pid 6388] prctl(PR_SET_NAME, "syz.3.276" [pid 6387] <... openat resumed>) = 3 [pid 6390] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... close resumed>) = 0 [pid 6388] <... prctl resumed>) = 0 [pid 6387] setns(201, 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6388] close(4 [pid 6389] prctl(PR_SET_NAME, "syz.0.277" [pid 6388] <... close resumed>) = 0 [pid 6387] <... setns resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6390] <... futex resumed>) = 0 [pid 6389] <... prctl resumed>) = 0 [pid 6387] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 6390] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] close(4 [pid 6387] <... socket resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6389] <... close resumed>) = 0 [pid 6387] setns(3, 0 [pid 6390] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6389] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6388] <... futex resumed>) = 0 [pid 6387] <... setns resumed>) = 0 [pid 6390] <... openat resumed>) = 3 [pid 6388] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6387] close(3 [pid 6388] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6387] <... close resumed>) = 0 [pid 5758] close(3 [pid 6389] <... futex resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] setns(201, 0 [pid 6389] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... openat resumed>) = 3 [pid 6387] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6390] <... setns resumed>) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6390] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6389] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6388] setns(201, 0 [pid 6387] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6390] <... socket resumed>) = 4 [pid 6388] <... setns resumed>) = 0 [pid 6390] setns(3, 0 [pid 6389] <... openat resumed>) = 3 [pid 6387] <... futex resumed>) = 0 [pid 6388] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... socket resumed>) = 3 [pid 6390] <... setns resumed>) = 0 [pid 6388] <... socket resumed>) = 4 [pid 6387] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6390] close(3 [pid 6389] setns(201, 0 [pid 6388] setns(3, 0 [pid 6390] <... close resumed>) = 0 [pid 6389] <... setns resumed>) = 0 [pid 6388] <... setns resumed>) = 0 [pid 6387] <... sendto resumed>) = 32 [pid 5758] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6390] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6388] close(3 [pid 6387] recvfrom(4 [pid 6390] <... futex resumed>) = 0 [pid 6387] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=57}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... socket resumed>) = 3 [pid 6390] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... socket resumed>) = 4 [pid 6388] <... close resumed>) = 0 [pid 6387] recvfrom(4 [pid 5758] close(3 [pid 6390] <... futex resumed>) = 0 [pid 6389] setns(3, 0 [pid 6388] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=57}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6388] <... futex resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6389] <... setns resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6387] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6387] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6390] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6389] close(3 [pid 6388] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] close(3 [pid 6389] <... close resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] <... sendto resumed>) = 32 [pid 6390] recvfrom(4 [pid 6389] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6387] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] read(249 [pid 6387] <... sendmsg resumed>) = 28 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x17\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6390] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=54}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6389] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6387] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6390] recvfrom(4 [pid 6389] <... futex resumed>) = 0 [pid 6390] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=54}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6389] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6388] <... sendto resumed>) = 32 [pid 6387] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6390] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] recvfrom(4 [pid 6387] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=55}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6387] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6389] <... sendto resumed>) = 32 [pid 6388] recvfrom(4 [pid 6387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6390] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] recvfrom(4 [pid 6388] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=55}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6387] <... sendmsg resumed>) = 20 [pid 6390] <... futex resumed>) = 0 [pid 6389] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=53}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6388] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6389] recvfrom(4 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6391 attached [pid 6390] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6389] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=53}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6388] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close_range(3, 30, 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 53 [pid 6390] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] set_robust_list(0x55556d03f7e0, 24) = 0 [pid 6391] rt_sigprocmask(SIG_SETMASK, [] [pid 6390] <... futex resumed>) = 0 [pid 6389] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6390] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... close_range resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6390] <... futex resumed>) = 0 [pid 6389] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6388] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6391] chdir("./50" [pid 6389] <... futex resumed>) = 0 [pid 6387] exit_group(0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6390] <... sendmsg resumed>) = 28 [pid 6391] <... chdir resumed>) = 0 [pid 6388] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6390] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... exit_group resumed>) = ? [pid 6389] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6388] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6390] <... futex resumed>) = 0 [pid 6391] <... prctl resumed>) = 0 [pid 6389] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 0 [pid 6387] +++ exited with 0 +++ [pid 6391] setpgid(0, 0 [pid 6389] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6390] <... futex resumed>) = 0 [pid 6391] <... setpgid resumed>) = 0 [pid 6389] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6388] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 6391] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6389] <... futex resumed>) = 0 [pid 6389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6389] <... sendmsg resumed>) = 28 [pid 6391] <... symlinkat resumed>) = 0 [pid 6390] <... sendmsg resumed>) = 20 [pid 6389] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6391] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6390] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... symlinkat resumed>) = 0 [pid 6388] <... sendmsg resumed>) = 28 [pid 6391] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6390] <... futex resumed>) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6388] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6391] <... symlinkat resumed>) = 0 [pid 6390] close_range(3, 30, 0 [pid 6389] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 0 [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] <... close_range resumed>) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6388] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=824592178}) [pid 6391] <... openat resumed>) = 3 [pid 6389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6388] <... futex resumed>) = 0 [pid 5815] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6391] write(3, "1000", 4 [pid 6390] exit_group(0 [pid 6389] <... sendmsg resumed>) = 20 [pid 6388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 6391] <... write resumed>) = 4 [pid 6390] <... exit_group resumed>) = ? [pid 6388] <... sendmsg resumed>) = 20 [pid 5815] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6391] close(3 [pid 6389] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6389] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x17\x0c\x1a"..., 216 [pid 6389] close_range(3, 30, 0 [pid 5815] fstat(3 [pid 6391] <... close resumed>) = 0 [pid 6388] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 741, NULL, 0) = 1 [pid 6391] read(200 [pid 6389] <... close_range resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6388] close_range(3, 30, 0 [pid 6391] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] <... close_range resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6389] exit_group(0 [pid 5625] <... write resumed>) = 56 [pid 5615] sched_yield( [pid 5623] read(6 [pid 6391] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6390] +++ exited with 0 +++ [pid 6389] <... exit_group resumed>) = ? [pid 6388] exit_group(0 [pid 5815] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x18\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x17\x0c\x1a"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6391] <... symlinkat resumed>) = 0 [pid 6388] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6391] close(249 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5623] epoll_pwait(4 [pid 6391] <... close resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./54/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6391] close(248) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] epoll_pwait(4 [pid 6391] prctl(PR_SET_NAME, "syz.1.279" [pid 6389] +++ exited with 0 +++ [pid 6388] +++ exited with 0 +++ [pid 5815] unlink("./54/binderfs" [pid 6391] <... prctl resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 6391] close(4 [pid 5815] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6391] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... write resumed>) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=524929621} [pid 6391] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./54/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=982483880}) [pid 6391] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] rt_sigreturn({mask=[]} [pid 5777] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6391] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./54/cgroup.net" [pid 5808] rt_sigreturn({mask=[]} [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 6391] <... futex resumed>) = 0 [pid 6391] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6391] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x16\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xf6\x7b\x17"..., 216 [pid 5815] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6391] setns(201, 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x19\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6391] <... setns resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 6391] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] newfstatat(AT_FDCWD, "./54/cgroup.cpu" [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x19\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6391] <... socket resumed>) = 4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 6391] setns(3, 0 [pid 5815] unlink("./54/cgroup.cpu" [pid 5808] <... write resumed>) = 4 [pid 5783] <... write resumed>) = 4 [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6391] <... setns resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 2 (in [21 29], left {tv_sec=0, tv_nsec=999967443}) [pid 6391] close(3 [pid 5815] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 6391] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 6391] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./54/cgroup" [pid 5808] <... openat resumed>) = 3 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6391] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6391] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./54/cgroup" [pid 5808] fstat(3 [pid 5783] fstat(3 [pid 5777] newfstatat(AT_FDCWD, "./51/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x15\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xe1\x9d\x18"..., 216 [pid 6391] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 541, NULL, 0) = 1 [pid 6391] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x1a\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6391] <... sendto resumed>) = 32 [pid 5815] getdents64(3 [pid 5808] getdents64(3 [pid 5783] getdents64(3 [pid 5777] unlink("./51/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6391] recvfrom(4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... unlink resumed>) = 0 [pid 6391] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=53}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] close(3 [pid 5808] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6391] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6391] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=53}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] unlinkat(AT_FDCWD, "./54", AT_REMOVEDIR [pid 5808] newfstatat(AT_FDCWD, "./52/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(21 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6391] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlinkat resumed>) = 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./55", 0777 [pid 5783] newfstatat(AT_FDCWD, "./50/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./51/cgroup.net" [pid 5615] epoll_pwait(4 [pid 6391] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6391] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] unlink("./52/binderfs" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x22\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6391] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./50/binderfs" [pid 5777] unlink("./51/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x14\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xa1\x03\x1c"..., 216 [pid 6391] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... openat resumed>) = 3 [pid 5808] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5623] <... write resumed>) = 424 [pid 6391] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 6391] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] newfstatat(AT_FDCWD, "./52/cgroup.net" [pid 5783] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x1b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x23\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6391] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./51/cgroup.cpu" [pid 6391] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6391] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlink("./52/cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./50/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... write resumed>) = 424 [pid 6391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./51/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 6391] <... sendmsg resumed>) = 28 [pid 5815] close(3 [pid 5808] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982605}) [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6391] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./50/cgroup.net" [pid 5777] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x15\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xe1\x9d\x18"..., 32516876) = 536 [pid 6391] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] newfstatat(AT_FDCWD, "./52/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6391] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x24\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6391] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./51/cgroup" [pid 5625] read(3 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] close(3 [pid 5783] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x22\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... write resumed>) = 424 [pid 5619] epoll_pwait(4 [pid 6391] <... sendmsg resumed>) = 20 [pid 5815] <... close resumed>) = 0 [pid 5808] unlink("./52/cgroup.cpu" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./51/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6391] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980838}) [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x25\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5625] read(3 [pid 6391] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./50/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6391] close_range(3, 30, 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] read(6 [pid 6391] <... close_range resumed>) = 0 [pid 5815] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./50/cgroup.cpu" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./52/cgroup" [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] <... exit_group resumed>) = ? [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x23\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=438499962} [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlinkat(AT_FDCWD, "./51", AT_REMOVEDIR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982340}) [pid 5815] close(3 [pid 5808] unlink("./52/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./50/cgroup" [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] mkdirat(AT_FDCWD, "./52", 0777 [pid 5625] read(3 [pid 5783] unlink("./50/cgroup" [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x24\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] read(249 [pid 5808] getdents64(3 [pid 5783] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6391] +++ exited with 0 +++ [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x18\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] getdents64(3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983033}) [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] close(3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5758] rt_sigreturn({mask=[]} [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] unlinkat(AT_FDCWD, "./52", AT_REMOVEDIR [pid 5783] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5625] read(3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x25\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999976703}) [pid 5758] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6392 attached [pid 5808] mkdirat(AT_FDCWD, "./53", 0777 [pid 5783] unlinkat(AT_FDCWD, "./50", AT_REMOVEDIR [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] mkdirat(AT_FDCWD, "./51", 0777 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6392] set_robust_list(0x55556b15e7e0, 24 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x17\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 216 [pid 6392] <... set_robust_list resumed>) = 0 [pid 6392] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 461, NULL, 0) = 1 [pid 6392] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x1c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6392] chdir("./55" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 58 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] close(3 [pid 6392] <... chdir resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... openat resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] close(3 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 48 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x17\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 32516876) = 216 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6392] <... prctl resumed>) = 0 [pid 6392] setpgid(0, 0 [pid 5808] <... close resumed>) = 0 [pid 5758] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6392] <... setpgid resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6392] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./50/binderfs" [pid 6392] <... symlinkat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5619] epoll_pwait(4 [pid 6392] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6392] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5758] unlink("./50/binderfs" [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6392] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6392] <... symlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 6392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=375021405} [pid 6392] write(3, "1000", 4 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6392] <... write resumed>) = 4 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 6392] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./50/cgroup.net" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 383, NULL, 0) = 1 [pid 6392] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6392] read(200 [pid 5783] close(3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x19\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] unlink("./50/cgroup.net" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6392] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6392] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] <... socket resumed>) = 3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5619] read(6 [pid 5808] close(3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x1c\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x26\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6392] <... symlinkat resumed>) = 0 [pid 5808] close(3) = 0 [pid 5808] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5615] epoll_pwait(4 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... socket resumed>) = 3 [pid 5758] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6392] close(249 [pid 5783] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... write resumed>) = 424 [pid 6392] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=961000910}) [pid 6392] close(248 [pid 5783] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./50/cgroup.cpu" [pid 5619] read(6 [pid 6392] <... close resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6392] prctl(PR_SET_NAME, "syz.4.280" [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6392] <... prctl resumed>) = 0 [pid 5783] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6393 attached [pid 6392] close(4 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] unlink("./50/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6394 attached [pid 6393] set_robust_list(0x5555673497e0, 24 [pid 6392] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6394] set_robust_list(0x5555771c07e0, 24 [pid 6393] <... set_robust_list resumed>) = 0 [pid 6392] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x26\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=339015089} [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 55 [pid 6394] <... set_robust_list resumed>) = 0 [pid 6392] <... futex resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 56 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6393] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] newfstatat(AT_FDCWD, "./50/cgroup" [pid 6393] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6393] chdir("./53" [pid 6392] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6393] <... chdir resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6395 attached [pid 6394] rt_sigprocmask(SIG_SETMASK, [] [pid 6392] <... futex resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./50/cgroup" [pid 6395] set_robust_list(0x5555944427e0, 24 [pid 6394] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6392] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 54 [pid 5758] <... unlink resumed>) = 0 [pid 6395] <... set_robust_list resumed>) = 0 [pid 6394] chdir("./52" [pid 6393] <... prctl resumed>) = 0 [pid 6392] <... openat resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6395] rt_sigprocmask(SIG_SETMASK, [] [pid 6394] <... chdir resumed>) = 0 [pid 6393] setpgid(0, 0 [pid 6392] setns(201, 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] getdents64(3 [pid 6395] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6393] <... setpgid resumed>) = 0 [pid 6392] <... setns resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6395] chdir("./51" [pid 6394] <... prctl resumed>) = 0 [pid 6393] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6392] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 6395] <... chdir resumed>) = 0 [pid 6394] setpgid(0, 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6393] <... symlinkat resumed>) = 0 [pid 6392] <... socket resumed>) = 4 [pid 6394] <... setpgid resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6395] <... prctl resumed>) = 0 [pid 6393] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6392] setns(3, 0 [pid 5758] unlinkat(AT_FDCWD, "./50", AT_REMOVEDIR [pid 6395] setpgid(0, 0 [pid 6394] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5758] <... unlinkat resumed>) = 0 [pid 6395] <... setpgid resumed>) = 0 [pid 6394] <... symlinkat resumed>) = 0 [pid 6393] <... symlinkat resumed>) = 0 [pid 6392] <... setns resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./51", 0777 [pid 6395] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6393] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6394] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6392] close(3 [pid 5758] <... mkdirat resumed>) = 0 [pid 6393] <... symlinkat resumed>) = 0 [pid 6392] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6394] <... symlinkat resumed>) = 0 [pid 6392] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... symlinkat resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6395] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6394] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6392] <... futex resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 6393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] close(3 [pid 6395] <... symlinkat resumed>) = 0 [pid 6394] <... symlinkat resumed>) = 0 [pid 6393] <... openat resumed>) = 3 [pid 6392] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] write(3, "1000", 4 [pid 6392] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6394] <... openat resumed>) = 3 [pid 6393] <... write resumed>) = 4 [pid 6392] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6395] <... symlinkat resumed>) = 0 [pid 6394] write(3, "1000", 4 [pid 6393] close(3 [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6394] <... write resumed>) = 4 [pid 6393] <... close resumed>) = 0 [pid 6392] <... sendto resumed>) = 32 [pid 5758] <... socket resumed>) = 3 [pid 6395] <... openat resumed>) = 3 [pid 6394] close(3 [pid 6393] read(200 [pid 6392] recvfrom(4 [pid 5758] close(3 [pid 6395] write(3, "1000", 4 [pid 6394] <... close resumed>) = 0 [pid 6393] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... write resumed>) = 4 [pid 6394] read(200 [pid 6393] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6392] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=58}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... close resumed>) = 0 [pid 6395] close(3 [pid 6394] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6393] <... symlinkat resumed>) = 0 [pid 6393] close(249 [pid 6395] <... close resumed>) = 0 [pid 6394] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6392] recvfrom(4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6395] read(200 [pid 6393] <... close resumed>) = 0 [pid 6392] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=58}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6395] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6394] <... symlinkat resumed>) = 0 [pid 6393] close(248 [pid 5758] <... socket resumed>) = 3 [pid 6395] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6394] close(249 [pid 6393] <... close resumed>) = 0 [pid 6392] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... symlinkat resumed>) = 0 [pid 6394] <... close resumed>) = 0 [pid 6393] prctl(PR_SET_NAME, "syz.3.283" [pid 6392] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6395] close(249 [pid 6394] close(248 [pid 6393] <... prctl resumed>) = 0 [pid 6392] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... close resumed>) = 0 [pid 6394] <... close resumed>) = 0 [pid 6393] close(4 [pid 6392] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6395] close(248 [pid 6394] prctl(PR_SET_NAME, "syz.2.281" [pid 6393] <... close resumed>) = 0 [pid 6392] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6395] <... close resumed>) = 0 [pid 6394] <... prctl resumed>) = 0 [pid 6393] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] prctl(PR_SET_NAME, "syz.0.282" [pid 6394] close(4 [pid 6392] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... prctl resumed>) = 0 [pid 6394] <... close resumed>) = 0 [pid 6392] <... futex resumed>) = 0 [pid 6395] close(4) = 0 [pid 6394] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = 0 [pid 6392] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6394] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 6392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6395] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6394] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6395] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6393] <... openat resumed>) = 3 [pid 6392] <... sendmsg resumed>) = 28 [pid 5758] <... close resumed>) = 0 [pid 6395] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6394] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6393] setns(201, 0 [pid 6392] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6395] <... openat resumed>) = 3 [pid 6394] <... openat resumed>) = 3 [pid 6393] <... setns resumed>) = 0 [pid 6392] <... futex resumed>) = 0 [pid 6395] setns(201, 0 [pid 6394] setns(201, 0 [pid 6393] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6392] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6395] <... setns resumed>) = 0 [pid 6394] <... setns resumed>) = 0 [pid 6393] <... socket resumed>) = 4 [pid 6392] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6395] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6394] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6395] <... socket resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 6395] setns(3, 0 [pid 6394] <... socket resumed>) = 4 [pid 6393] setns(3, 0 [pid 6392] <... sendmsg resumed>) = 20 [pid 5758] read(249 [pid 6395] <... setns resumed>) = 0 [pid 6394] setns(3, 0 [pid 6393] <... setns resumed>) = 0 [pid 6392] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6395] close(3 [pid 6394] <... setns resumed>) = 0 [pid 6393] close(3 [pid 6392] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6395] <... close resumed>) = 0 [pid 6394] close(3 [pid 6393] <... close resumed>) = 0 [pid 6392] close_range(3, 30, 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6395] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... close resumed>) = 0 [pid 6393] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6395] <... futex resumed>) = 0 [pid 6394] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = 0 [pid 6392] <... close_range resumed>) = 0 [pid 6395] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6392] exit_group(0 [pid 6395] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6393] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... exit_group resumed>) = ? ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6396 attached [pid 6394] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] set_robust_list(0x55556d03f7e0, 24 [pid 6395] <... sendto resumed>) = 32 [pid 6394] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 6394] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6393] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6392] +++ exited with 0 +++ [pid 6395] recvfrom(4 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 54 [pid 6396] <... set_robust_list resumed>) = 0 [pid 6395] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=54}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6394] <... sendto resumed>) = 32 [pid 6393] <... sendto resumed>) = 32 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6396] rt_sigprocmask(SIG_SETMASK, [] [pid 6395] recvfrom(4 [pid 6394] recvfrom(4 [pid 6393] recvfrom(4 [pid 5815] rt_sigreturn({mask=[]} [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6396] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6395] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=54}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6394] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=55}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6393] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=56}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6396] chdir("./51" [pid 6395] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] recvfrom(4 [pid 6393] recvfrom(4 [pid 6396] <... chdir resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=55}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6393] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=56}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6395] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... prctl resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 6396] setpgid(0, 0 [pid 6395] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6394] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... setpgid resumed>) = 0 [pid 6395] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6394] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 6396] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6395] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6393] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6396] <... symlinkat resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6395] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... symlinkat resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6393] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6394] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = 0 [pid 6396] <... symlinkat resumed>) = 0 [pid 6395] <... sendmsg resumed>) = 28 [pid 6394] <... futex resumed>) = 0 [pid 6393] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6395] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6393] <... futex resumed>) = 0 [pid 6396] <... openat resumed>) = 3 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... sendmsg resumed>) = 28 [pid 6393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6396] write(3, "1000", 4 [pid 6395] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... sendmsg resumed>) = 28 [pid 6396] <... write resumed>) = 4 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6393] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=847008962}) [pid 6396] close(3 [pid 6395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6394] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = 0 [pid 5815] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6396] <... close resumed>) = 0 [pid 6395] <... sendmsg resumed>) = 20 [pid 6394] <... futex resumed>) = 0 [pid 6393] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6396] read(200 [pid 6395] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 216 [pid 6396] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = 0 [pid 6394] <... sendmsg resumed>) = 20 [pid 6393] <... futex resumed>) = 0 [pid 6396] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6395] close_range(3, 30, 0 [pid 6394] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 344, NULL, 0) = 1 [pid 6396] <... symlinkat resumed>) = 0 [pid 6395] <... close_range resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6393] <... sendmsg resumed>) = 20 [pid 5815] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x1d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6396] close(249 [pid 6395] exit_group(0 [pid 6394] close_range(3, 30, 0 [pid 6393] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6396] <... close resumed>) = 0 [pid 6395] <... exit_group resumed>) = ? [pid 6394] <... close_range resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6396] close(248 [pid 6394] exit_group(0 [pid 6393] close_range(3, 30, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 32516876) = 216 [pid 6396] <... close resumed>) = 0 [pid 6394] <... exit_group resumed>) = ? [pid 6393] <... close_range resumed>) = 0 [pid 5815] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6396] prctl(PR_SET_NAME, "syz.1.284" [pid 6395] +++ exited with 0 +++ [pid 6393] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6396] <... prctl resumed>) = 0 [pid 6394] +++ exited with 0 +++ [pid 6393] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./55/binderfs" [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6396] close(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6396] <... close resumed>) = 0 [pid 5815] unlink("./55/binderfs" [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] rt_sigreturn({mask=[]} [pid 5619] epoll_pwait(4 [pid 6396] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=139747347} [pid 6396] <... futex resumed>) = 0 [pid 5815] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6396] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigreturn({mask=[]} [pid 6396] <... futex resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=982403170}) [pid 6396] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] newfstatat(AT_FDCWD, "./55/cgroup.net" [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5783] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29, "\x00\x00\x00\x00", 4) = 4 [pid 6396] <... openat resumed>) = 3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x1a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x3c\xef\x15"..., 216 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6396] setns(201, 0 [pid 5815] unlink("./55/cgroup.net" [pid 5783] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 216 [pid 6396] <... setns resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x1e\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6396] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6396] <... socket resumed>) = 4 [pid 5808] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] fstat(3 [pid 5777] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 6396] setns(3, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5783] getdents64(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 149, NULL, 0) = 1 [pid 6396] <... setns resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./55/cgroup.cpu" [pid 5808] fstat(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] fstat(3 [pid 5625] <... pselect6 resumed>) = 2 (in [21 23], left {tv_sec=0, tv_nsec=999965390}) [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6396] close(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(23 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6396] <... close resumed>) = 0 [pid 5815] unlink("./55/cgroup.cpu" [pid 5808] getdents64(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] read(6 [pid 6396] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] newfstatat(AT_FDCWD, "./51/binderfs" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x19\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x8d\x14\x18"..., 216 [pid 6396] <... futex resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x1d\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 5808] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6396] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... write resumed>) = 216 [pid 5777] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6396] <... futex resumed>) = 0 [pid 5815] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./51/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x1f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x27\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./53/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5619] <... write resumed>) = 424 [pid 6396] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] newfstatat(AT_FDCWD, "./55/cgroup" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./52/binderfs" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x28\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6396] <... sendto resumed>) = 32 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./53/binderfs" [pid 5783] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 5619] read(6 [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x19\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x8d\x14\x18"..., 32516876) = 272 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5625] read(21 [pid 6396] recvfrom(4 [pid 5815] unlink("./55/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./52/binderfs" [pid 5808] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6396] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=54}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5777] <... unlink resumed>) = 0 [pid 6396] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./51/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x1b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x29\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6396] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=54}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] newfstatat(AT_FDCWD, "./53/cgroup.net" [pid 5777] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... write resumed>) = 424 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6396] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 0 [pid 5619] read(6 [pid 5615] <... futex resumed>) = 1 [pid 6396] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] unlink("./53/cgroup.net" [pid 5783] unlink("./51/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./52/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5623] epoll_pwait(4 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x1b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 32516876) = 216 [pid 6396] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5619] read(6 [pid 6396] <... futex resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./55", AT_REMOVEDIR [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] epoll_pwait(4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./52/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=81918497} [pid 6396] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] mkdirat(AT_FDCWD, "./56", 0777 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6396] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./53/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981343}) [pid 6396] <... futex resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5777] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./51/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6396] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./52/cgroup.cpu" [pid 5625] read(3 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6396] <... futex resumed>) = 0 [pid 5808] unlink("./53/cgroup.cpu" [pid 5783] unlink("./51/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x27\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... openat resumed>) = 3 [pid 5777] unlink("./52/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5777] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6396] <... sendmsg resumed>) = 28 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999967813}) [pid 6396] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6396] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] newfstatat(AT_FDCWD, "./53/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./51/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./52/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6396] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6396] <... futex resumed>) = 0 [pid 6396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlink("./53/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./52/cgroup" [pid 5625] read(3 [pid 6396] <... sendmsg resumed>) = 20 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./51/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x28\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] close(3) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981565}) [pid 6396] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] getdents64(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 6396] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6396] close_range(3, 30, 0 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] close(3 [pid 5777] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6396] <... close_range resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 6396] exit_group(0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlinkat(AT_FDCWD, "./53", AT_REMOVEDIR [pid 5783] unlinkat(AT_FDCWD, "./51", AT_REMOVEDIR [pid 5777] unlinkat(AT_FDCWD, "./52", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x29\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 95, NULL, 0) = 1 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6396] <... exit_group resumed>) = ? [pid 5815] close(3 [pid 5808] mkdirat(AT_FDCWD, "./54", 0777 [pid 5777] mkdirat(AT_FDCWD, "./53", 0777 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./52", 0777 [pid 5623] read(6 [pid 5815] <... close resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5815] close(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6396] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=990131022}) [pid 5623] <... write resumed>) = 424 [pid 5808] close(3 [pid 5783] close(3 [pid 5777] close(3 [pid 5615] epoll_pwait(4 [pid 5815] read(249 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5808] close(3 [pid 5777] close(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=21875101}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6397 attached [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5783] close(3 [pid 6397] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 59 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=985983124}) [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6397] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6397] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x1c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xb4\x6c\x17"..., 216 [pid 6397] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6397] chdir("./56" [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 28, NULL, 0) = 1 [pid 5808] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x21\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x21\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5783] close(3 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x1c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xb4\x6c\x17"..., 32516876) = 216 [pid 5783] <... close resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 5808] close(3 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] close(3 [pid 5623] epoll_pwait(4 [pid 5758] getdents64(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6397] <... chdir resumed>) = 0 [pid 5783] read(249 [pid 5623] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5623] <... futex resumed>) = 1 [pid 5619] <... futex resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 5808] <... close resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] <... close resumed>) = 0 [pid 5808] read(249 [pid 5777] read(249 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x1f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] newfstatat(AT_FDCWD, "./51/binderfs" [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... prctl resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6397] setpgid(0, 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5615] <... sched_yield resumed>) = 0 [pid 6397] <... setpgid resumed>) = 0 [pid 5758] unlink("./51/binderfs" [pid 6397] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5758] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6398 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6399 attached [pid 6397] <... symlinkat resumed>) = 0 [pid 5758] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=726843138} [pid 6397] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6399] set_robust_list(0x5555771c07e0, 24) = 0 [pid 6398] set_robust_list(0x5555944427e0, 24 [pid 6397] <... symlinkat resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 55 [pid 5758] newfstatat(AT_FDCWD, "./51/cgroup.net" [pid 6398] <... set_robust_list resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6399] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6398] rt_sigprocmask(SIG_SETMASK, [] [pid 6399] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6398] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6397] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 56 [pid 5758] unlink("./51/cgroup.net"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6400 attached [pid 6398] chdir("./52" [pid 6400] set_robust_list(0x5555673497e0, 24 [pid 6397] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6399] chdir("./53" [pid 6398] <... chdir resumed>) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 57 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6400] <... set_robust_list resumed>) = 0 [pid 6400] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6400] chdir("./54" [pid 6399] <... chdir resumed>) = 0 [pid 6398] <... prctl resumed>) = 0 [pid 6397] <... openat resumed>) = 3 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./51/cgroup.cpu" [pid 6399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6398] setpgid(0, 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6398] <... setpgid resumed>) = 0 [pid 6397] write(3, "1000", 4 [pid 6400] <... chdir resumed>) = 0 [pid 6399] <... prctl resumed>) = 0 [pid 6398] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6397] <... write resumed>) = 4 [pid 5758] unlink("./51/cgroup.cpu" [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6399] setpgid(0, 0 [pid 6397] close(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 736, NULL, 0) = 1 [pid 6399] <... setpgid resumed>) = 0 [pid 6398] <... symlinkat resumed>) = 0 [pid 6397] <... close resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6397] read(200 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6397] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] <... prctl resumed>) = 0 [pid 6399] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5619] read(6 [pid 5615] sched_yield( [pid 6397] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... unlink resumed>) = 0 [pid 6400] setpgid(0, 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x21\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6400] <... setpgid resumed>) = 0 [pid 6397] <... symlinkat resumed>) = 0 [pid 5758] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6400] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... write resumed>) = 424 [pid 6400] <... symlinkat resumed>) = 0 [pid 6399] <... symlinkat resumed>) = 0 [pid 6398] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6397] close(249 [pid 5758] newfstatat(AT_FDCWD, "./51/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=955207079}) [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6398] <... symlinkat resumed>) = 0 [pid 6397] <... close resumed>) = 0 [pid 5625] read(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6400] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6399] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6398] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6397] close(248 [pid 5758] unlink("./51/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6400] <... symlinkat resumed>) = 0 [pid 6399] <... symlinkat resumed>) = 0 [pid 6398] <... symlinkat resumed>) = 0 [pid 6397] <... close resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] sched_getaffinity(0, 8192 [pid 6400] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6397] prctl(PR_SET_NAME, "syz.4.285" [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6400] <... symlinkat resumed>) = 0 [pid 6399] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6397] <... prctl resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6398] <... openat resumed>) = 3 [pid 6397] close(4 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6399] <... symlinkat resumed>) = 0 [pid 6398] write(3, "1000", 4 [pid 6397] <... close resumed>) = 0 [pid 5758] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=673436111} [pid 6400] write(3, "1000", 4 [pid 6399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6398] <... write resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 6400] <... write resumed>) = 4 [pid 6400] close(3 [pid 6399] <... openat resumed>) = 3 [pid 6398] close(3 [pid 5758] unlinkat(AT_FDCWD, "./51", AT_REMOVEDIR [pid 6400] <... close resumed>) = 0 [pid 6399] write(3, "1000", 4 [pid 6398] <... close resumed>) = 0 [pid 6397] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... write resumed>) = 4 [pid 6398] read(200 [pid 6397] <... futex resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6399] close(3 [pid 6398] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] read(200 [pid 6398] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6397] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./52", 0777 [pid 6400] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] <... close resumed>) = 0 [pid 6400] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6398] <... symlinkat resumed>) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... mkdirat resumed>) = 0 [pid 6400] <... symlinkat resumed>) = 0 [pid 6399] read(200 [pid 6398] close(249 [pid 6400] close(249 [pid 6399] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] <... openat resumed>) = 3 [pid 6398] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6399] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6398] close(248 [pid 6397] setns(201, 0 [pid 6398] <... close resumed>) = 0 [pid 6397] <... setns resumed>) = 0 [pid 6400] <... close resumed>) = 0 [pid 6399] <... symlinkat resumed>) = 0 [pid 6398] prctl(PR_SET_NAME, "syz.0.286" [pid 6397] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... openat resumed>) = 3 [pid 6400] close(248 [pid 6399] close(249 [pid 6398] <... prctl resumed>) = 0 [pid 6397] <... socket resumed>) = 4 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6400] <... close resumed>) = 0 [pid 6399] <... close resumed>) = 0 [pid 6398] close(4 [pid 6397] setns(3, 0 [pid 6400] prctl(PR_SET_NAME, "syz.3.288" [pid 6399] close(248 [pid 6398] <... close resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6400] <... prctl resumed>) = 0 [pid 6399] <... close resumed>) = 0 [pid 6398] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6400] close(4 [pid 6399] prctl(PR_SET_NAME, "syz.2.287" [pid 6400] <... close resumed>) = 0 [pid 6399] <... prctl resumed>) = 0 [pid 6397] close(3 [pid 6398] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6399] close(4 [pid 6397] <... close resumed>) = 0 [pid 6400] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... close resumed>) = 0 [pid 6398] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6400] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6399] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6400] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6399] <... futex resumed>) = 0 [pid 6398] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6397] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6399] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... openat resumed>) = 3 [pid 6400] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 6399] <... futex resumed>) = 0 [pid 6398] setns(201, 0 [pid 6397] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6400] setns(201, 0 [pid 6399] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6398] <... setns resumed>) = 0 [pid 6397] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6400] <... setns resumed>) = 0 [pid 6399] <... openat resumed>) = 3 [pid 6398] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... socket resumed>) = 3 [pid 6398] <... socket resumed>) = 4 [pid 5758] close(3) = 0 [pid 6400] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6399] setns(201, 0 [pid 6398] setns(3, 0 [pid 6399] <... setns resumed>) = 0 [pid 6400] <... socket resumed>) = 4 [pid 6398] <... setns resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6400] setns(3, 0) = 0 [pid 6399] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6398] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6400] close(3 [pid 6399] <... socket resumed>) = 4 [pid 6398] <... close resumed>) = 0 [pid 5758] close(3 [pid 6399] setns(3, 0 [pid 6398] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... setns resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6399] close(3 [pid 6400] <... close resumed>) = 0 [pid 6399] <... close resumed>) = 0 [pid 6398] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6400] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6399] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6400] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6398] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... sendto resumed>) = 32 [pid 6400] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6399] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6398] recvfrom(4 [pid 6400] <... sendto resumed>) = 32 [pid 6399] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6398] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=55}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] read(249 [pid 6400] recvfrom(4 [pid 6399] <... sendto resumed>) = 32 [pid 6398] recvfrom(4 [pid 6397] <... sendto resumed>) = 32 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x21\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6400] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=57}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6399] recvfrom(4 [pid 6398] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=55}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6397] recvfrom(4 [pid 6400] recvfrom(4 [pid 6399] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=56}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6398] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=59}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6400] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=57}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6399] recvfrom(4 [pid 6398] <... futex resumed>) = 0 [pid 6397] recvfrom(4 [pid 6400] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=56}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6398] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=59}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 6397] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6398] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6397] <... futex resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... write resumed>) = -1 EBADF (Bad file descriptor) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6401 attached [pid 6400] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6399] <... futex resumed>) = 0 [pid 6398] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] set_robust_list(0x55556d03f7e0, 24 [pid 6400] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6401] <... set_robust_list resumed>) = 0 [pid 6400] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 55 [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6397] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6401] rt_sigprocmask(SIG_SETMASK, [] [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... sendmsg resumed>) = 28 [pid 6397] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6399] <... futex resumed>) = 0 [pid 6398] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] chdir("./52" [pid 6400] <... sendmsg resumed>) = 28 [pid 6399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6401] <... chdir resumed>) = 0 [pid 6400] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... sendmsg resumed>) = 28 [pid 6398] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... sendmsg resumed>) = 28 [pid 6401] <... prctl resumed>) = 0 [pid 6400] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6401] setpgid(0, 0 [pid 6398] <... sendmsg resumed>) = 20 [pid 6397] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... setpgid resumed>) = 0 [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6401] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6399] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6397] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... sendmsg resumed>) = 20 [pid 6399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6398] close_range(3, 30, 0 [pid 6401] <... symlinkat resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6400] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... sendmsg resumed>) = 20 [pid 6398] <... close_range resumed>) = 0 [pid 6397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6401] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6400] <... futex resumed>) = 0 [pid 6399] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] exit_group(0 [pid 6397] <... sendmsg resumed>) = 20 [pid 6400] close_range(3, 30, 0 [pid 6399] <... futex resumed>) = 0 [pid 6398] <... exit_group resumed>) = ? [pid 6397] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... symlinkat resumed>) = 0 [pid 6399] close_range(3, 30, 0 [pid 6401] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6400] <... close_range resumed>) = 0 [pid 6399] <... close_range resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6401] <... symlinkat resumed>) = 0 [pid 6400] exit_group(0 [pid 6398] +++ exited with 0 +++ [pid 6397] close_range(3, 30, 0 [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6400] <... exit_group resumed>) = ? [pid 6399] exit_group(0 [pid 6397] <... close_range resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6401] <... openat resumed>) = 3 [pid 5783] rt_sigreturn({mask=[]} [pid 6399] <... exit_group resumed>) = ? [pid 6397] exit_group(0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6401] write(3, "1000", 4) = 4 [pid 6401] close(3 [pid 6397] <... exit_group resumed>) = ? [pid 6401] <... close resumed>) = 0 [pid 6401] read(200 [pid 6400] +++ exited with 0 +++ [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6401] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=823576834}) [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6401] <... symlinkat resumed>) = 0 [pid 5783] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 5808] rt_sigreturn({mask=[]}) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6401] close(249) = 0 [pid 5783] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x1e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 216 [pid 6401] close(248 [pid 6397] +++ exited with 0 +++ [pid 5783] <... openat resumed>) = 3 [pid 6401] <... close resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5783] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 686, NULL, 0) = 1 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] getdents64(3 [pid 5815] rt_sigreturn({mask=[]} [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6399] +++ exited with 0 +++ [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5619] read(6 [pid 5615] sched_yield( [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x1e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 32516876) = 216 [pid 5777] rt_sigreturn({mask=[]}) = -1 EINTR (Interrupted system call) [pid 5619] read(6 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x22\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] prctl(PR_SET_NAME, "syz.1.289" [pid 5777] <... write resumed>) = 4 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x22\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] epoll_pwait(4 [pid 6401] <... prctl resumed>) = 0 [pid 5777] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 6401] close(4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] epoll_pwait(4 [pid 6401] <... close resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... openat resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=480909389} [pid 6401] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] fstat(3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999961054}) [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6401] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6401] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 6401] <... futex resumed>) = 0 [pid 5815] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6401] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] getdents64(3 [pid 5815] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x1f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 216 [pid 5808] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 216 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5777] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6401] <... openat resumed>) = 3 [pid 5815] fstat(3 [pid 5808] fstat(3 [pid 5783] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x23\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] newfstatat(AT_FDCWD, "./53/binderfs" [pid 5808] getdents64(3 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 6401] setns(201, 0 [pid 5815] getdents64(3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] newfstatat(AT_FDCWD, "./52/binderfs" [pid 5777] unlink("./53/binderfs" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x23\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6401] <... setns resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6401] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6401] <... socket resumed>) = 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./52/binderfs" [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./54/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] setns(3, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./53/cgroup.net" [pid 6401] <... setns resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./56/binderfs" [pid 5808] unlink("./54/binderfs" [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [18 21], left {tv_sec=0, tv_nsec=999971491}) [pid 6401] close(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5808] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./53/cgroup.net" [pid 6401] <... close resumed>) = 0 [pid 5815] unlink("./56/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(21 [pid 5808] newfstatat(AT_FDCWD, "./54/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6401] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./52/cgroup.net" [pid 5777] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xb4\x6c\x17"..., 216 [pid 6401] <... futex resumed>) = 0 [pid 5815] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./54/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 5815] newfstatat(AT_FDCWD, "./56/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./52/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./53/cgroup.cpu" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x24\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 485, NULL, 0) = 1 [pid 6401] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] unlink("./56/cgroup.net" [pid 5808] newfstatat(AT_FDCWD, "./54/cgroup.cpu" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./53/cgroup.cpu" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x24\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6401] <... sendto resumed>) = 32 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./52/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6401] recvfrom(4 [pid 5808] unlink("./54/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 6401] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=55}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(18 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5777] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6401] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./52/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x1d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x5c\x90\x1d"..., 216 [pid 5619] read(6 [pid 6401] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=55}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 6401] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./56/cgroup.cpu" [pid 5808] newfstatat(AT_FDCWD, "./54/cgroup" [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./53/cgroup" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x25\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x22\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 592 [pid 5615] epoll_pwait(4 [pid 6401] <... futex resumed>) = 0 [pid 6401] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6401] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./54/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6401] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] unlink("./56/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./53/cgroup" [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x25\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 6401] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] getdents64(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 6401] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] newfstatat(AT_FDCWD, "./52/cgroup" [pid 5625] <... write resumed>) = 48 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6401] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6401] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./52/cgroup" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981347}) [pid 5619] <... write resumed>) = 424 [pid 6401] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlinkat(AT_FDCWD, "./54", AT_REMOVEDIR [pid 5777] close(3 [pid 6401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] newfstatat(AT_FDCWD, "./56/cgroup" [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6401] <... sendmsg resumed>) = 28 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] mkdirat(AT_FDCWD, "./55", 0777 [pid 5777] unlinkat(AT_FDCWD, "./53", AT_REMOVEDIR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... write resumed>) = 424 [pid 6401] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./56/cgroup" [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] getdents64(3 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=394161359} [pid 6401] <... futex resumed>) = 0 [pid 6401] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6401] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... futex resumed>) = 1 [pid 6401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5615] <... futex resumed>) = 0 [pid 6401] <... sendmsg resumed>) = 20 [pid 5815] getdents64(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... close resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./54", 0777 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981785}) [pid 5619] read(6 [pid 6401] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlinkat(AT_FDCWD, "./52", AT_REMOVEDIR [pid 6401] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6401] close_range(3, 30, 0 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x1d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x5c\x90\x1d"..., 32516876) = 272 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=388252719} [pid 6401] <... close_range resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... mkdirat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6401] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./53", 0777 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] unlinkat(AT_FDCWD, "./56", AT_REMOVEDIR [pid 5808] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... futex resumed>) = 1 [pid 6401] <... exit_group resumed>) = ? [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./57", 0777 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... write resumed>) = 424 [pid 5808] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5777] close(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=362923729} [pid 6401] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981241}) [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5615] sched_yield( [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=348480768} [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980106}) [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] close(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... write resumed>) = 4 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] close(3 [pid 5625] read(3 [pid 5758] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x2f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] close(3 [pid 5808] read(249 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999976895}) [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x24\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] read(13 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] fstat(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x21\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x77\x36\x19"..., 216 [pid 5815] <... socket resumed>) = 3 [pid 5758] getdents64(3 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5815] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x26\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5783] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6402 attached [pid 5815] close(3 [pid 5783] read(249 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 412, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x22\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] read(249 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./52/binderfs" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x26\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6402] set_robust_list(0x5555673497e0, 24 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x25\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6402] <... set_robust_list resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 58 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x23\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] unlink("./52/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x21\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x77\x36\x19"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5623] read(6, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] epoll_pwait(4 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] newfstatat(AT_FDCWD, "./52/cgroup.net" [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=283302201} [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] unlink("./52/cgroup.net") = 0 [pid 6402] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 290, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6403 attached [pid 6402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6402] chdir("./55" [pid 5758] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOWci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6405 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6404 attached [pid 6405] set_robust_list(0x5555771c07e0, 24 [pid 6403] set_robust_list(0x55556b15e7e0, 24 [pid 6402] <... chdir resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 60 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6403] <... set_robust_list resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./52/cgroup.cpu" [pid 6405] <... set_robust_list resumed>) = 0 [pid 6403] rt_sigprocmask(SIG_SETMASK, [] [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./52/cgroup.cpu" [pid 6404] set_robust_list(0x5555944427e0, 24 [pid 6403] chdir("./57" [pid 6402] <... prctl resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 56 [pid 5758] <... unlink resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_SETMASK, [] [pid 6404] <... set_robust_list resumed>) = 0 [pid 6402] setpgid(0, 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x26\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5758] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... sched_yield resumed>) = 0 [pid 6402] <... setpgid resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] epoll_pwait(4 [pid 5758] newfstatat(AT_FDCWD, "./52/cgroup" [pid 6404] rt_sigprocmask(SIG_SETMASK, [] [pid 6402] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 57 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6403] <... chdir resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x30\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6405] chdir("./54" [pid 6404] chdir("./53" [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] <... symlinkat resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./52/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=942643143}) [pid 5623] <... write resumed>) = 424 [pid 6405] <... chdir resumed>) = 0 [pid 6404] <... chdir resumed>) = 0 [pid 6403] <... prctl resumed>) = 0 [pid 6402] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5625] read(3 [pid 5623] read(6 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6403] setpgid(0, 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... prctl resumed>) = 0 [pid 6404] <... prctl resumed>) = 0 [pid 6403] <... setpgid resumed>) = 0 [pid 6402] <... symlinkat resumed>) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6405] setpgid(0, 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x30\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6405] <... setpgid resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6405] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6404] setpgid(0, 0 [pid 6403] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6402] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5758] <... unlink resumed>) = 0 [pid 6405] <... symlinkat resumed>) = 0 [pid 6404] <... setpgid resumed>) = 0 [pid 6403] <... symlinkat resumed>) = 0 [pid 6402] <... symlinkat resumed>) = 0 [pid 5758] getdents64(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=220774860} [pid 6404] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6405] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6403] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] close(3 [pid 6405] <... symlinkat resumed>) = 0 [pid 6404] <... symlinkat resumed>) = 0 [pid 6403] <... symlinkat resumed>) = 0 [pid 6402] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6403] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6405] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6404] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6403] <... symlinkat resumed>) = 0 [pid 6402] write(3, "1000", 4 [pid 5758] unlinkat(AT_FDCWD, "./52", AT_REMOVEDIR [pid 6405] <... symlinkat resumed>) = 0 [pid 6404] <... symlinkat resumed>) = 0 [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] <... write resumed>) = 4 [pid 5758] <... unlinkat resumed>) = 0 [pid 6405] <... openat resumed>) = 3 [pid 6404] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] close(3 [pid 5758] mkdirat(AT_FDCWD, "./53", 0777 [pid 6405] write(3, "1000", 4 [pid 6404] <... symlinkat resumed>) = 0 [pid 6403] <... openat resumed>) = 3 [pid 6402] <... close resumed>) = 0 [pid 6404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6405] <... write resumed>) = 4 [pid 6404] <... openat resumed>) = 3 [pid 6403] write(3, "1000", 4 [pid 6402] read(200 [pid 5758] <... mkdirat resumed>) = 0 [pid 6405] close(3 [pid 6404] write(3, "1000", 4 [pid 6403] <... write resumed>) = 4 [pid 6402] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6404] <... write resumed>) = 4 [pid 6405] <... close resumed>) = 0 [pid 6404] close(3 [pid 6403] close(3 [pid 6402] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6405] read(200 [pid 6404] <... close resumed>) = 0 [pid 6403] <... close resumed>) = 0 [pid 6402] <... symlinkat resumed>) = 0 [pid 6405] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6404] read(200 [pid 6403] read(200 [pid 6402] close(249 [pid 5758] <... openat resumed>) = 3 [pid 6405] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6404] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6402] <... close resumed>) = 0 [pid 6405] <... symlinkat resumed>) = 0 [pid 6404] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6403] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6402] close(248 [pid 6404] <... symlinkat resumed>) = 0 [pid 6403] <... symlinkat resumed>) = 0 [pid 6402] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6405] close(249 [pid 6404] close(249 [pid 6402] prctl(PR_SET_NAME, "syz.3.292" [pid 6405] <... close resumed>) = 0 [pid 6404] <... close resumed>) = 0 [pid 6403] close(249 [pid 6402] <... prctl resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6405] close(248 [pid 6404] close(248 [pid 6403] <... close resumed>) = 0 [pid 6402] close(4 [pid 6405] <... close resumed>) = 0 [pid 6404] <... close resumed>) = 0 [pid 6403] close(248 [pid 6402] <... close resumed>) = 0 [pid 5758] close(3 [pid 6405] prctl(PR_SET_NAME, "syz.2.291" [pid 6404] prctl(PR_SET_NAME, "syz.0.290" [pid 6403] <... close resumed>) = 0 [pid 6404] <... prctl resumed>) = 0 [pid 6404] close(4 [pid 6403] prctl(PR_SET_NAME, "syz.4.293" [pid 5758] <... close resumed>) = 0 [pid 6405] <... prctl resumed>) = 0 [pid 6404] <... close resumed>) = 0 [pid 6403] <... prctl resumed>) = 0 [pid 6402] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6405] close(4 [pid 6404] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] close(4 [pid 6402] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = 0 [pid 6403] <... close resumed>) = 0 [pid 6402] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6405] <... futex resumed>) = 0 [pid 6404] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6405] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6404] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6403] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... openat resumed>) = 3 [pid 6403] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6402] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6404] <... openat resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6404] setns(201, 0 [pid 6405] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6404] <... setns resumed>) = 0 [pid 6403] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6402] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6405] <... openat resumed>) = 3 [pid 6404] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6403] <... openat resumed>) = 3 [pid 6402] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 6404] <... socket resumed>) = 4 [pid 6402] <... socket resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 6404] setns(3, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6404] <... setns resumed>) = 0 [pid 6405] setns(201, 0 [pid 6404] close(3 [pid 6403] setns(201, 0 [pid 6402] setns(3, 0 [pid 5758] <... socket resumed>) = 3 [pid 6405] <... setns resumed>) = 0 [pid 6404] <... close resumed>) = 0 [pid 5758] close(3 [pid 6404] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6404] <... futex resumed>) = 0 [pid 6403] <... setns resumed>) = 0 [pid 6402] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6405] <... socket resumed>) = 4 [pid 6403] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6402] close(3 [pid 6404] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6404] <... futex resumed>) = 0 [pid 6405] setns(3, 0 [pid 6404] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6403] <... socket resumed>) = 4 [pid 6402] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6405] <... setns resumed>) = 0 [pid 6403] setns(3, 0 [pid 6402] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... sendto resumed>) = 32 [pid 6405] close(3 [pid 6403] <... setns resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6405] <... close resumed>) = 0 [pid 6404] recvfrom(4 [pid 6403] close(3 [pid 6402] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6405] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=56}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6403] <... close resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 5758] read(249 [pid 6405] <... futex resumed>) = 0 [pid 6404] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=56}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6403] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6405] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x26\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6402] <... sendto resumed>) = 32 [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6403] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] recvfrom(4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6405] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6404] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=58}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6405] <... sendto resumed>) = 32 [pid 6404] <... futex resumed>) = 0 [pid 6403] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6402] recvfrom(4 [pid 6405] recvfrom(4 [pid 6404] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6403] <... sendto resumed>) = 32 [pid 6402] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=58}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6405] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=57}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6404] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6403] recvfrom(4 [pid 6402] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6406 attached [pid 6405] recvfrom(4 [pid 6404] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=60}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6402] <... futex resumed>) = 0 [pid 6406] set_robust_list(0x55556d03f7e0, 24 [pid 6405] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=57}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6404] <... futex resumed>) = 0 [pid 6403] recvfrom(4 [pid 6402] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 56 [pid 6406] <... set_robust_list resumed>) = 0 [pid 6405] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=60}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6402] <... futex resumed>) = 0 [pid 6406] rt_sigprocmask(SIG_SETMASK, [] [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6403] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6405] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6404] <... sendmsg resumed>) = 28 [pid 6403] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6404] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6406] chdir("./53" [pid 6405] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6404] <... futex resumed>) = 0 [pid 6403] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6402] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... chdir resumed>) = 0 [pid 6405] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6402] <... futex resumed>) = 0 [pid 6406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6403] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6406] <... prctl resumed>) = 0 [pid 6405] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... sendmsg resumed>) = 28 [pid 6406] setpgid(0, 0 [pid 6405] <... futex resumed>) = 0 [pid 6404] <... sendmsg resumed>) = 20 [pid 6403] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... setpgid resumed>) = 0 [pid 6405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6404] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 0 [pid 6406] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6405] <... sendmsg resumed>) = 28 [pid 6404] <... futex resumed>) = 0 [pid 6403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6402] <... futex resumed>) = 0 [pid 6405] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] close_range(3, 30, 0 [pid 6403] <... sendmsg resumed>) = 28 [pid 6402] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6406] <... symlinkat resumed>) = 0 [pid 6404] <... close_range resumed>) = 0 [pid 6403] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6405] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6406] <... symlinkat resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6404] exit_group(0 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... sendmsg resumed>) = 20 [pid 6405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6404] <... exit_group resumed>) = ? [pid 6403] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6405] <... sendmsg resumed>) = 20 [pid 6406] <... symlinkat resumed>) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6405] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... sendmsg resumed>) = 20 [pid 6402] close_range(3, 30, 0 [pid 6406] <... openat resumed>) = 3 [pid 6405] <... futex resumed>) = 0 [pid 6403] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... close_range resumed>) = 0 [pid 6405] close_range(3, 30, 0 [pid 6403] <... futex resumed>) = 0 [pid 6406] write(3, "1000", 4 [pid 6405] <... close_range resumed>) = 0 [pid 6404] +++ exited with 0 +++ [pid 6403] close_range(3, 30, 0 [pid 6402] exit_group(0 [pid 6406] <... write resumed>) = 4 [pid 6405] exit_group(0 [pid 6403] <... close_range resumed>) = 0 [pid 6402] <... exit_group resumed>) = ? [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6405] <... exit_group resumed>) = ? [pid 5783] rt_sigreturn({mask=[]} [pid 6406] close(3) = 0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6406] read(200, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6406] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6403] exit_group(0) = ? [pid 6406] <... symlinkat resumed>) = 0 [pid 6405] +++ exited with 0 +++ [pid 6403] +++ exited with 0 +++ [pid 6402] +++ exited with 0 +++ [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6406] close(249 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=802628114}) [pid 6406] <... close resumed>) = 0 [pid 6406] close(248 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6406] <... close resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5625] read(29 [pid 6406] prctl(PR_SET_NAME, "syz.1.294" [pid 5815] rt_sigreturn({mask=[]} [pid 5808] <... rt_sigreturn resumed>) = 58 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6406] <... prctl resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 60 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... rt_sigreturn resumed>) = 57 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x22\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xe3\x12\x1c"..., 216 [pid 6406] close(4 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] <... write resumed>) = 4 [pid 5783] <... openat resumed>) = 3 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6406] <... close resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 229, NULL, 0) = 1 [pid 6406] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] fstat(3 [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x27\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6406] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6406] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x27\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6406] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] fstat(3 [pid 5808] fstat(3 [pid 5783] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x22\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xe3\x12\x1c"..., 32516876) = 216 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] <... pselect6 resumed>) = 3 (in [18 21 23], left {tv_sec=0, tv_nsec=999970600}) [pid 5623] read(6 [pid 6406] <... openat resumed>) = 3 [pid 5815] getdents64(3 [pid 5808] getdents64(3 [pid 5783] newfstatat(AT_FDCWD, "./53/binderfs" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(23 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6406] setns(201, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./53/binderfs" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x23\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x26\x22\x1c"..., 216 [pid 5623] epoll_pwait(4 [pid 6406] <... setns resumed>) = 0 [pid 5815] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6406] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./55/binderfs" [pid 5783] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x28\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6406] <... socket resumed>) = 4 [pid 5815] newfstatat(AT_FDCWD, "./57/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./54/binderfs" [pid 5625] <... write resumed>) = 56 [pid 6406] setns(3, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./55/binderfs" [pid 5783] newfstatat(AT_FDCWD, "./53/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6406] <... setns resumed>) = 0 [pid 5815] unlink("./57/binderfs" [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./54/binderfs" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x28\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... epoll_pwait resumed>, [], 128, 1, NULL, 0) = 0 [pid 6406] close(3 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./53/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6406] <... close resumed>) = 0 [pid 5815] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5625] read(21 [pid 5623] <... futex resumed>) = 1 [pid 5619] <... futex resumed>) = 0 [pid 6406] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 6406] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./57/cgroup.net" [pid 5808] newfstatat(AT_FDCWD, "./55/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x24\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x74\xd2\x1a"..., 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6406] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./55/cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./53/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6406] <... futex resumed>) = 0 [pid 5815] unlink("./57/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x29\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=226286608} [pid 5625] <... write resumed>) = 56 [pid 6406] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./54/cgroup.net" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x29\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./53/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6406] <... sendto resumed>) = 32 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./55/cgroup.cpu" [pid 5777] unlink("./54/cgroup.net" [pid 6406] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./57/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(18 [pid 6406] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=56}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./55/cgroup.cpu" [pid 5777] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6406] recvfrom(4 [pid 5815] unlink("./57/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6406] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=56}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./54/cgroup.cpu" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x25\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x29\x86\x1a"..., 216 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6406] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./55/cgroup" [pid 5777] unlink("./54/cgroup.cpu" [pid 5815] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5783] newfstatat(AT_FDCWD, "./53/cgroup" [pid 6406] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x2a\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6406] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./55/cgroup" [pid 5777] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 6406] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./57/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6406] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] getdents64(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./53/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./54/cgroup" [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 235, NULL, 0) = 1 [pid 6406] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] unlink("./57/cgroup" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6406] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 5777] unlink("./54/cgroup" [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlink resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6406] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... futex resumed>) = 1 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5623] read(6 [pid 6406] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x27\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 864 [pid 6406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5808] unlinkat(AT_FDCWD, "./55", AT_REMOVEDIR [pid 5783] <... close resumed>) = 0 [pid 5777] getdents64(3 [pid 6406] <... sendmsg resumed>) = 28 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x31\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5808] mkdirat(AT_FDCWD, "./56", 0777 [pid 5777] close(3 [pid 6406] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./53", AT_REMOVEDIR [pid 5777] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=986231458}) [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6406] <... futex resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./54", AT_REMOVEDIR [pid 6406] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x32\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6406] <... futex resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./57", AT_REMOVEDIR [pid 5808] <... openat resumed>) = 3 [pid 5783] mkdirat(AT_FDCWD, "./54", 0777 [pid 5777] mkdirat(AT_FDCWD, "./55", 0777 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... mkdirat resumed>) = 0 [pid 6406] <... sendmsg resumed>) = 20 [pid 5815] mkdirat(AT_FDCWD, "./58", 0777 [pid 5615] <... futex resumed>) = 1 [pid 6406] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5619] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x31\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5619] epoll_pwait(4 [pid 5615] getpid( [pid 6406] close_range(3, 30, 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... close resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 6406] <... close_range resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... write resumed>) = 424 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5615] <... getpid resumed>) = 5610 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999972137}) [pid 6406] exit_group(0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] tgkill(5610, 5623, SIGURG [pid 6406] <... exit_group resumed>) = ? [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x34\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... tgkill resumed>) = 0 [pid 5808] close(3 [pid 5777] close(3 [pid 5625] read(3 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x32\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... write resumed>) = 424 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981273}) [pid 5623] rt_sigreturn({mask=[]} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5625] read(3 [pid 5623] <... rt_sigreturn resumed>) = 424 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=149498036} [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... socket resumed>) = 3 [pid 5615] sched_yield( [pid 6406] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] read(6 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... socket resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981948}) [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] read(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5815] close(3) = 0 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x34\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=124235404} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 5808] read(249 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999978426}) [pid 5815] close(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x29\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(13 [pid 5815] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x26\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xd5\xfc\x19"..., 216 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5815] <... close resumed>) = 0 [pid 5783] read(249 [pid 5777] read(249 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 172, NULL, 0) = 1 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x27\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] getdents64(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] read(249 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x28\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x2b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6407 attached [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6407] set_robust_list(0x5555673497e0, 24 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 59 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x26\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xd5\xfc\x19"..., 32516876) = 216 [pid 6407] <... set_robust_list resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] newfstatat(AT_FDCWD, "./53/binderfs" [pid 5619] read(6 [pid 6407] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6407] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./53/binderfs" [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6408 attached [pid 6407] chdir("./56" [pid 5619] epoll_pwait(4 [pid 6408] set_robust_list(0x5555771c07e0, 24) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=72946379} [pid 6408] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOWci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6409 attached [pid 6408] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6407] <... chdir resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 58 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6410 attached [pid 6409] set_robust_list(0x5555944427e0, 24 [pid 6408] chdir("./55" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 77, NULL, 0) = 1 [pid 6410] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 61 [pid 6409] <... set_robust_list resumed>) = 0 [pid 6408] <... chdir resumed>) = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 57 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] newfstatat(AT_FDCWD, "./53/cgroup.net" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6410] <... set_robust_list resumed>) = 0 [pid 6409] rt_sigprocmask(SIG_SETMASK, [] [pid 6408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6407] <... prctl resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6410] rt_sigprocmask(SIG_SETMASK, [] [pid 6409] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6408] <... prctl resumed>) = 0 [pid 6407] setpgid(0, 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./53/cgroup.net" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6409] chdir("./54" [pid 6408] setpgid(0, 0 [pid 6407] <... setpgid resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6408] <... setpgid resumed>) = 0 [pid 6407] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5758] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6409] <... chdir resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x2b\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6408] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] write(2, "2026/09/10 12:09:56 executed programs: 291\n", 432026/09/10 12:09:56 executed programs: 291 [pid 6410] chdir("./58" [pid 6407] <... symlinkat resumed>) = 0 [pid 5619] <... write resumed>) = 43 [pid 5758] newfstatat(AT_FDCWD, "./53/cgroup.cpu" [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6408] <... symlinkat resumed>) = 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 6410] <... chdir resumed>) = 0 [pid 6409] <... prctl resumed>) = 0 [pid 6408] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6407] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x35\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6409] setpgid(0, 0 [pid 6408] <... symlinkat resumed>) = 0 [pid 5758] unlink("./53/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=955735696}) [pid 5619] <... write resumed>) = 424 [pid 6410] <... prctl resumed>) = 0 [pid 6409] <... setpgid resumed>) = 0 [pid 6407] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6410] setpgid(0, 0 [pid 6408] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6410] <... setpgid resumed>) = 0 [pid 6409] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6408] <... symlinkat resumed>) = 0 [pid 6407] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5758] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6410] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x35\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6407] <... symlinkat resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6410] <... symlinkat resumed>) = 0 [pid 6409] <... symlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 6410] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6409] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6408] <... openat resumed>) = 3 [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] newfstatat(AT_FDCWD, "./53/cgroup" [pid 6410] <... symlinkat resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=22743377} [pid 6410] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6409] <... symlinkat resumed>) = 0 [pid 6408] write(3, "1000", 4 [pid 6407] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6407] write(3, "1000", 4 [pid 6410] <... symlinkat resumed>) = 0 [pid 6409] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6408] <... write resumed>) = 4 [pid 5758] unlink("./53/cgroup" [pid 6410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6409] <... symlinkat resumed>) = 0 [pid 6408] close(3 [pid 6407] <... write resumed>) = 4 [pid 5758] <... unlink resumed>) = 0 [pid 6407] close(3 [pid 6410] <... openat resumed>) = 3 [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6408] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 6410] write(3, "1000", 4 [pid 6409] <... openat resumed>) = 3 [pid 6408] read(200 [pid 6407] <... close resumed>) = 0 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6410] <... write resumed>) = 4 [pid 6409] write(3, "1000", 4 [pid 6408] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] read(200 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 30, NULL, 0) = 0 [pid 6410] close(3 [pid 6409] <... write resumed>) = 4 [pid 6408] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6407] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] close(3 [pid 5619] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6410] <... close resumed>) = 0 [pid 6409] close(3 [pid 6408] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./53", AT_REMOVEDIR [pid 6410] read(200 [pid 6409] <... close resumed>) = 0 [pid 6408] close(249 [pid 6407] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5623] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 6410] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] read(200 [pid 6408] <... close resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 6410] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6409] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6408] close(248 [pid 6407] <... symlinkat resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] mkdirat(AT_FDCWD, "./54", 0777 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] <... symlinkat resumed>) = 0 [pid 6409] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6408] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=987149818} [pid 6410] close(249 [pid 6409] <... symlinkat resumed>) = 0 [pid 6408] prctl(PR_SET_NAME, "syz.2.296" [pid 6410] <... close resumed>) = 0 [pid 6407] close(249 [pid 6408] <... prctl resumed>) = 0 [pid 6410] close(248 [pid 6407] <... close resumed>) = 0 [pid 6410] <... close resumed>) = 0 [pid 6409] close(249 [pid 6408] close(4 [pid 6407] close(248 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6410] prctl(PR_SET_NAME, "syz.4.298" [pid 6409] <... close resumed>) = 0 [pid 6408] <... close resumed>) = 0 [pid 6407] <... close resumed>) = 0 [pid 6407] prctl(PR_SET_NAME, "syz.3.297") = 0 [pid 6410] <... prctl resumed>) = 0 [pid 6409] close(248 [pid 6408] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] close(4 [pid 5758] <... openat resumed>) = 3 [pid 6410] close(4 [pid 6409] <... close resumed>) = 0 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6410] <... close resumed>) = 0 [pid 6409] prctl(PR_SET_NAME, "syz.0.295" [pid 6408] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6409] <... prctl resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6409] close(4 [pid 6407] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6410] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... close resumed>) = 0 [pid 6408] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6407] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... close resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6409] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... openat resumed>) = 3 [pid 6407] <... openat resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6410] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6408] setns(201, 0 [pid 5758] <... socket resumed>) = 3 [pid 6410] <... futex resumed>) = 0 [pid 6409] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... setns resumed>) = 0 [pid 6407] setns(201, 0 [pid 5758] close(3 [pid 6410] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6409] <... futex resumed>) = 0 [pid 6408] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6407] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6410] <... openat resumed>) = 3 [pid 6407] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6409] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6408] <... socket resumed>) = 4 [pid 6407] <... socket resumed>) = 4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6407] setns(3, 0 [pid 6409] <... openat resumed>) = 3 [pid 6408] setns(3, 0 [pid 6410] setns(201, 0 [pid 6407] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6409] setns(201, 0 [pid 6408] <... setns resumed>) = 0 [pid 6407] close(3 [pid 5758] close(3 [pid 6410] <... setns resumed>) = 0 [pid 6409] <... setns resumed>) = 0 [pid 6408] close(3 [pid 6407] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6410] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6409] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6408] <... close resumed>) = 0 [pid 6407] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6410] <... socket resumed>) = 4 [pid 6409] <... socket resumed>) = 4 [pid 6408] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6410] setns(3, 0 [pid 6409] setns(3, 0 [pid 6408] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6410] <... setns resumed>) = 0 [pid 6409] <... setns resumed>) = 0 [pid 6408] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6410] close(3 [pid 6409] close(3 [pid 6408] <... futex resumed>) = 0 [pid 6410] <... close resumed>) = 0 [pid 6409] <... close resumed>) = 0 [pid 6408] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6407] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6410] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... sendto resumed>) = 32 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6408] recvfrom(4 [pid 6407] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6410] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=58}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6408] recvfrom(4 [pid 6407] <... sendto resumed>) = 32 [pid 5758] <... socket resumed>) = 3 [pid 6410] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6409] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6408] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=58}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6407] recvfrom(4 [pid 6410] <... sendto resumed>) = 32 [pid 6409] <... sendto resumed>) = 32 [pid 6408] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=59}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6410] recvfrom(4 [pid 6409] recvfrom(4 [pid 6408] <... futex resumed>) = 0 [pid 6407] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6410] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=61}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6409] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=57}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6408] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=59}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6410] recvfrom(4 [pid 6409] recvfrom(4 [pid 6408] <... futex resumed>) = 0 [pid 6407] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] read(249 [pid 6410] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=61}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6409] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=57}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6408] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6410] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6408] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6410] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6408] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6409] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6409] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6407] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6411 attached [pid 6410] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... sendmsg resumed>) = 28 [pid 6407] <... futex resumed>) = 0 [pid 6411] set_robust_list(0x55556d03f7e0, 24 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6407] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] <... set_robust_list resumed>) = 0 [pid 6409] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6411] rt_sigprocmask(SIG_SETMASK, [] [pid 6410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6408] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 57 [pid 6407] <... sendmsg resumed>) = 28 [pid 6411] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6410] <... sendmsg resumed>) = 28 [pid 6409] <... sendmsg resumed>) = 28 [pid 6408] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6407] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6411] chdir("./54" [pid 6410] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6411] <... chdir resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6407] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6410] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... sendmsg resumed>) = 20 [pid 6407] <... futex resumed>) = 0 [pid 6411] <... prctl resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6408] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6411] setpgid(0, 0 [pid 6410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... sendmsg resumed>) = 20 [pid 6411] <... setpgid resumed>) = 0 [pid 6410] <... sendmsg resumed>) = 20 [pid 6411] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6410] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... sendmsg resumed>) = 20 [pid 6408] close_range(3, 30, 0 [pid 6407] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] <... symlinkat resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6408] <... close_range resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6410] close_range(3, 30, 0 [pid 6409] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6411] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6410] <... close_range resumed>) = 0 [pid 6409] close_range(3, 30, 0 [pid 6408] exit_group(0 [pid 6407] close_range(3, 30, 0 [pid 6411] <... symlinkat resumed>) = 0 [pid 6409] <... close_range resumed>) = 0 [pid 6407] <... close_range resumed>) = 0 [pid 6410] exit_group(0 [pid 6408] <... exit_group resumed>) = ? [pid 6411] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6410] <... exit_group resumed>) = ? [pid 6411] <... symlinkat resumed>) = 0 [pid 6409] exit_group(0 [pid 6411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6407] exit_group(0 [pid 6409] <... exit_group resumed>) = ? [pid 6411] <... openat resumed>) = 3 [pid 6410] +++ exited with 0 +++ [pid 6408] +++ exited with 0 +++ [pid 6407] <... exit_group resumed>) = ? [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5815] rt_sigreturn({mask=[]}) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] rt_sigreturn({mask=[]} [pid 6411] write(3, "1000", 4) = 4 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6411] close(3) = 0 [pid 6411] read(200, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs") = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 6411] close(249 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=816007360}) [pid 6409] +++ exited with 0 +++ [pid 6407] +++ exited with 0 +++ [pid 6411] <... close resumed>) = 0 [pid 5815] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6411] close(248 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6411] <... close resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x2a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 216 [pid 6411] prctl(PR_SET_NAME, "syz.1.299" [pid 5815] <... openat resumed>) = 3 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] rt_sigreturn({mask=[]} [pid 6411] <... prctl resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6411] close(4) = 0 [pid 6411] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 989, NULL, 0) = 1 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x2c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] getdents64(3 [pid 5777] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 56 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6411] <... futex resumed>) = 0 [pid 5815] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6411] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 5783] <... write resumed>) = 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x2a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 32516876) = 216 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6411] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./58/binderfs" [pid 5808] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... pselect6 resumed>) = 3 (in [21 23 29], left {tv_sec=0, tv_nsec=999965883}) [pid 6411] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] read(6 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(29 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] unlink("./58/binderfs" [pid 6411] <... openat resumed>) = 3 [pid 5808] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6411] setns(201, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x27\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xde\x39\x1a"..., 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6411] <... setns resumed>) = 0 [pid 5815] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] fstat(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 5615] epoll_pwait(4 [pid 6411] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] fstat(3 [pid 5619] epoll_pwait(4 [pid 6411] <... socket resumed>) = 4 [pid 5815] newfstatat(AT_FDCWD, "./58/cgroup.net" [pid 5808] getdents64(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x2d\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6411] setns(3, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] getdents64(3 [pid 5777] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6411] <... setns resumed>) = 0 [pid 5815] unlink("./58/cgroup.net" [pid 5808] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6411] close(3 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./55/binderfs" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6411] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./56/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6411] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./54/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=801387383} [pid 6411] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./56/binderfs" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./55/binderfs" [pid 5625] read(23 [pid 6411] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./58/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5808] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./54/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6411] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./56/cgroup.net" [pid 5783] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x28\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x6b\x95\x1a"..., 216 [pid 6411] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] unlink("./58/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 6411] <... sendto resumed>) = 32 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./56/cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./54/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./55/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x2e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6411] recvfrom(4 [pid 5815] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 6411] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=57}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./54/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6411] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./58/cgroup" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./55/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 6411] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=57}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./56/cgroup.cpu" [pid 5625] read(21 [pid 6411] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6411] <... futex resumed>) = 0 [pid 5815] unlink("./58/cgroup" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6411] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] newfstatat(AT_FDCWD, "./54/cgroup.cpu" [pid 6411] <... futex resumed>) = 0 [pid 5808] unlink("./56/cgroup.cpu" [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x29\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xe7\x76\x1a"..., 216 [pid 6411] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] newfstatat(AT_FDCWD, "./55/cgroup.cpu" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x2f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] close(3 [pid 5625] <... write resumed>) = 56 [pid 5815] <... close resumed>) = 0 [pid 6411] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./54/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 815, NULL, 0) = 1 [pid 6411] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlinkat(AT_FDCWD, "./58", AT_REMOVEDIR [pid 5808] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5625] <... write resumed>) = 48 [pid 6411] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./55/cgroup.cpu" [pid 6411] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./56/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./54/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 6411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 28 [pid 5815] mkdirat(AT_FDCWD, "./59", 0777 [pid 5808] unlink("./56/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 6411] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./54/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6411] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] getdents64(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./55/cgroup" [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x2c\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 864 [pid 6411] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 6411] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] getdents64(3 [pid 6411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x36\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6411] <... sendmsg resumed>) = 20 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6411] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] unlink("./55/cgroup" [pid 6411] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./56", AT_REMOVEDIR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=990592599}) [pid 5619] <... write resumed>) = 424 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5783] unlinkat(AT_FDCWD, "./54", AT_REMOVEDIR [pid 5777] <... unlink resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6411] close_range(3, 30, 0 [pid 5808] mkdirat(AT_FDCWD, "./57", 0777 [pid 5783] <... unlinkat resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x37\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... socket resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 6411] <... close_range resumed>) = 0 [pid 5815] close(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./55", 0777 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x36\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... write resumed>) = 424 [pid 5815] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5615] getpid( [pid 6411] exit_group(0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983202}) [pid 5623] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... getpid resumed>) = 5610 [pid 5625] read(3 [pid 5808] <... openat resumed>) = 3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x38\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6411] <... exit_group resumed>) = ? [pid 5815] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] tgkill(5610, 5619, SIGURG [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... tgkill resumed>) = 0 [pid 5815] close(3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] unlinkat(AT_FDCWD, "./55", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x37\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 6411] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x39\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5619] rt_sigreturn({mask=[]} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981610}) [pid 5623] <... write resumed>) = 424 [pid 5619] <... rt_sigreturn resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3 [pid 5623] read(6 [pid 5619] epoll_pwait(4 [pid 5777] mkdirat(AT_FDCWD, "./56", 0777 [pid 5615] epoll_pwait(4 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... socket resumed>) = 3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5625] read(3, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x38\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] <... mkdirat resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5815] <... socket resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982023}) [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5625] read(3 [pid 5777] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=712640866} [pid 5783] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] read(249 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... write resumed>) = 4 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(3 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] close(3 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x39\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999977983}) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... openat resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5625] read(13 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5777] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x2b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 216 [pid 5808] close(3 [pid 5625] <... write resumed>) = 216 [pid 5808] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x30\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 731, NULL, 0) = 1 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x30\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6412 attached [pid 5808] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] newfstatat(AT_FDCWD, "./54/binderfs" [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x2b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 32516876) = 216 [pid 6412] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 62 [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6412] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] read(249 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] unlink("./54/binderfs" [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6412] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5619] epoll_pwait(4 [pid 6412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] close(3 [pid 5758] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=665122662} [pid 6412] chdir("./59" [pid 5758] newfstatat(AT_FDCWD, "./54/cgroup.net" [pid 6412] <... chdir resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x2e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6412] <... prctl resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] unlink("./54/cgroup.net" [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6412] setpgid(0, 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6412] <... setpgid resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 60 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6413 attached [pid 6412] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 672, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6414 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6415 attached [pid 6413] set_robust_list(0x5555673497e0, 24 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6414] set_robust_list(0x5555771c07e0, 24 [pid 6415] set_robust_list(0x5555944427e0, 24 [pid 6412] <... symlinkat resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 58 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 59 [pid 5758] newfstatat(AT_FDCWD, "./54/cgroup.cpu" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6413] <... set_robust_list resumed>) = 0 [pid 5619] read(6 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x30\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6414] <... set_robust_list resumed>) = 0 [pid 6415] <... set_robust_list resumed>) = 0 [pid 6412] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5758] unlink("./54/cgroup.cpu" [pid 6414] rt_sigprocmask(SIG_SETMASK, [] [pid 6415] rt_sigprocmask(SIG_SETMASK, [] [pid 6413] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6414] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6412] <... symlinkat resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6414] chdir("./56" [pid 6415] chdir("./55" [pid 6413] chdir("./57" [pid 6412] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=929376867}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6414] <... chdir resumed>) = 0 [pid 6413] <... chdir resumed>) = 0 [pid 5758] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6412] <... symlinkat resumed>) = 0 [pid 5619] read(6 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6415] <... chdir resumed>) = 0 [pid 6413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 6414] <... prctl resumed>) = 0 [pid 6415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6413] <... prctl resumed>) = 0 [pid 6412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] newfstatat(AT_FDCWD, "./54/cgroup" [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 6414] setpgid(0, 0 [pid 6415] <... prctl resumed>) = 0 [pid 6413] setpgid(0, 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6414] <... setpgid resumed>) = 0 [pid 6415] setpgid(0, 0 [pid 5758] unlink("./54/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6414] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6415] <... setpgid resumed>) = 0 [pid 6413] <... setpgid resumed>) = 0 [pid 6412] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=606639683} [pid 6415] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6413] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6412] write(3, "1000", 4 [pid 6415] <... symlinkat resumed>) = 0 [pid 6414] <... symlinkat resumed>) = 0 [pid 6413] <... symlinkat resumed>) = 0 [pid 6412] <... write resumed>) = 4 [pid 5758] getdents64(3 [pid 6414] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6415] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6413] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6412] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6412] <... close resumed>) = 0 [pid 6412] read(200 [pid 6414] <... symlinkat resumed>) = 0 [pid 6415] <... symlinkat resumed>) = 0 [pid 6413] <... symlinkat resumed>) = 0 [pid 6412] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] close(3 [pid 6414] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5758] <... close resumed>) = 0 [pid 6413] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6412] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6414] <... symlinkat resumed>) = 0 [pid 6415] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5758] unlinkat(AT_FDCWD, "./54", AT_REMOVEDIR [pid 6413] <... symlinkat resumed>) = 0 [pid 6412] <... symlinkat resumed>) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6412] close(249 [pid 6414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6415] <... symlinkat resumed>) = 0 [pid 6413] <... openat resumed>) = 3 [pid 6412] <... close resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6412] close(248) = 0 [pid 6412] prctl(PR_SET_NAME, "syz.4.300" [pid 6413] write(3, "1000", 4 [pid 6414] <... openat resumed>) = 3 [pid 6415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] mkdirat(AT_FDCWD, "./55", 0777 [pid 6414] write(3, "1000", 4) = 4 [pid 6413] <... write resumed>) = 4 [pid 6414] close(3 [pid 6415] <... openat resumed>) = 3 [pid 6413] close(3 [pid 6412] <... prctl resumed>) = 0 [pid 6414] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6414] read(200 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6413] <... close resumed>) = 0 [pid 6412] close(4 [pid 6415] write(3, "1000", 4 [pid 6412] <... close resumed>) = 0 [pid 6414] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... openat resumed>) = 3 [pid 6414] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6413] read(200 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6414] <... symlinkat resumed>) = 0 [pid 6415] <... write resumed>) = 4 [pid 6413] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6412] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6415] close(3 [pid 6413] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6415] <... close resumed>) = 0 [pid 6414] close(249 [pid 6415] read(200 [pid 6412] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6414] <... close resumed>) = 0 [pid 6413] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6414] close(248 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6414] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6414] prctl(PR_SET_NAME, "syz.2.302") = 0 [pid 5758] close(3 [pid 6415] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6413] close(249 [pid 6412] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] close(4 [pid 6415] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6412] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6414] <... close resumed>) = 0 [pid 6415] <... symlinkat resumed>) = 0 [pid 6413] <... close resumed>) = 0 [pid 6412] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6414] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] close(248 [pid 6412] <... openat resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6413] <... close resumed>) = 0 [pid 6414] <... futex resumed>) = 0 [pid 6415] close(249 [pid 6413] prctl(PR_SET_NAME, "syz.3.303" [pid 5758] <... socket resumed>) = 3 [pid 6414] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... close resumed>) = 0 [pid 6413] <... prctl resumed>) = 0 [pid 6412] setns(201, 0 [pid 6413] close(4 [pid 6414] <... futex resumed>) = 0 [pid 6415] close(248 [pid 6413] <... close resumed>) = 0 [pid 6414] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] close(3 [pid 6414] <... openat resumed>) = 3 [pid 6415] <... close resumed>) = 0 [pid 6412] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6414] setns(201, 0 [pid 6415] prctl(PR_SET_NAME, "syz.0.301" [pid 6413] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6414] <... setns resumed>) = 0 [pid 6415] <... prctl resumed>) = 0 [pid 6413] <... futex resumed>) = 0 [pid 6412] <... socket resumed>) = 4 [pid 5758] <... socket resumed>) = 3 [pid 6414] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6415] close(4 [pid 6412] setns(3, 0 [pid 6414] <... socket resumed>) = 4 [pid 6413] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6413] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6414] setns(3, 0 [pid 6415] <... close resumed>) = 0 [pid 6412] <... setns resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6414] <... setns resumed>) = 0 [pid 6415] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] <... openat resumed>) = 3 [pid 6412] close(3 [pid 6414] close(3 [pid 6415] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6414] <... close resumed>) = 0 [pid 6415] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] setns(201, 0 [pid 6412] <... close resumed>) = 0 [pid 5758] close(3 [pid 6414] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... futex resumed>) = 0 [pid 6413] <... setns resumed>) = 0 [pid 6413] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6412] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] <... futex resumed>) = 0 [pid 6415] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6413] <... socket resumed>) = 4 [pid 6412] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6413] setns(3, 0) = 0 [pid 6415] <... openat resumed>) = 3 [pid 6413] close(3) = 0 [pid 6413] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6414] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6415] setns(201, 0 [pid 6413] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] read(249 [pid 6414] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6415] <... setns resumed>) = 0 [pid 6413] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x30\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6414] <... sendto resumed>) = 32 [pid 6415] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6413] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6414] recvfrom(4 [pid 6415] <... socket resumed>) = 4 [pid 6412] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6414] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=59}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6415] setns(3, 0 [pid 6413] <... sendto resumed>) = 32 [pid 6412] <... sendto resumed>) = 32 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6414] recvfrom(4 [pid 6415] <... setns resumed>) = 0 [pid 6413] recvfrom(4 [pid 6412] recvfrom(4 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6414] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=59}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6415] close(3 [pid 6413] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=60}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6412] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=62}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6416 attached [pid 6414] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... close resumed>) = 0 [pid 6413] recvfrom(4 [pid 6412] recvfrom(4 [pid 6416] set_robust_list(0x55556d03f7e0, 24 [pid 6414] <... futex resumed>) = 0 [pid 6415] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=60}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6416] <... set_robust_list resumed>) = 0 [pid 6414] <... futex resumed>) = 0 [pid 6415] <... futex resumed>) = 0 [pid 6413] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=62}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6416] rt_sigprocmask(SIG_SETMASK, [] [pid 6414] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6415] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] <... futex resumed>) = 0 [pid 6412] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 58 [pid 6414] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6413] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6416] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6414] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6413] <... futex resumed>) = 0 [pid 6412] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6416] chdir("./55" [pid 6414] <... futex resumed>) = 0 [pid 6415] <... sendto resumed>) = 32 [pid 6413] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6412] <... futex resumed>) = 0 [pid 6414] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6415] recvfrom(4 [pid 6412] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6415] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=58}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6416] <... chdir resumed>) = 0 [pid 6413] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6414] <... sendmsg resumed>) = 28 [pid 6415] recvfrom(4 [pid 6413] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... prctl resumed>) = 0 [pid 6414] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=58}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6413] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6416] setpgid(0, 0 [pid 6414] <... futex resumed>) = 0 [pid 6415] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... setpgid resumed>) = 0 [pid 6414] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6416] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6414] <... futex resumed>) = 0 [pid 6415] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6416] <... symlinkat resumed>) = 0 [pid 6414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6415] <... futex resumed>) = 0 [pid 6413] <... sendmsg resumed>) = 28 [pid 6412] <... sendmsg resumed>) = 28 [pid 6416] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6414] <... sendmsg resumed>) = 20 [pid 6415] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6413] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... symlinkat resumed>) = 0 [pid 6414] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6413] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6416] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6414] <... futex resumed>) = 0 [pid 6415] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] close_range(3, 30, 0 [pid 6416] <... symlinkat resumed>) = 0 [pid 6415] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = 0 [pid 6413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6414] <... close_range resumed>) = 0 [pid 6415] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6413] <... sendmsg resumed>) = 20 [pid 6416] <... openat resumed>) = 3 [pid 6414] exit_group(0 [pid 6415] <... futex resumed>) = 0 [pid 6412] <... sendmsg resumed>) = 20 [pid 6413] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] write(3, "1000", 4 [pid 6414] <... exit_group resumed>) = ? [pid 6415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6413] <... futex resumed>) = 0 [pid 6412] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... write resumed>) = 4 [pid 6413] close_range(3, 30, 0 [pid 6416] close(3 [pid 6414] +++ exited with 0 +++ [pid 6416] <... close resumed>) = 0 [pid 6415] <... sendmsg resumed>) = 28 [pid 6413] <... close_range resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6416] read(200 [pid 6415] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] exit_group(0 [pid 6412] close_range(3, 30, 0 [pid 6416] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6413] <... exit_group resumed>) = ? [pid 6416] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6415] <... futex resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6416] <... symlinkat resumed>) = 0 [pid 6415] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] rt_sigreturn({mask=[]} [pid 6416] close(249 [pid 6412] <... close_range resumed>) = 0 [pid 6415] <... futex resumed>) = 0 [pid 6412] exit_group(0 [pid 6415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6412] <... exit_group resumed>) = ? [pid 5777] <... rt_sigreturn resumed>) = 59 [pid 6416] <... close resumed>) = 0 [pid 6415] <... sendmsg resumed>) = 20 [pid 6416] close(248) = 0 [pid 6415] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] +++ exited with 0 +++ [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6416] prctl(PR_SET_NAME, "syz.1.304" [pid 6415] <... futex resumed>) = 0 [pid 6412] +++ exited with 0 +++ [pid 5777] <... write resumed>) = 4 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=819451158}) [pid 6416] <... prctl resumed>) = 0 [pid 6415] close_range(3, 30, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] rt_sigreturn({mask=[]} [pid 5777] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 6416] close(4 [pid 6415] <... close_range resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6416] <... close resumed>) = 0 [pid 6415] exit_group(0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x2e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x90\x78\x16"..., 216 [pid 6416] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... exit_group resumed>) = ? [pid 6416] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 609, NULL, 0) = 1 [pid 6416] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6416] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] <... write resumed>) = 4 [pid 6416] <... openat resumed>) = 3 [pid 5808] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6416] setns(201, 0 [pid 5808] <... openat resumed>) = 3 [pid 6416] <... setns resumed>) = 0 [pid 5808] fstat(3 [pid 6416] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6415] +++ exited with 0 +++ [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x31\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6416] <... socket resumed>) = 4 [pid 5815] <... write resumed>) = 4 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6416] setns(3, 0 [pid 5815] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] getdents64(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x31\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6416] <... setns resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] rt_sigreturn({mask=[]} [pid 5777] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x2e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x90\x78\x16"..., 32516876) = 272 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6416] close(3 [pid 5815] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6416] <... close resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 6416] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] fstat(3 [pid 5808] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./56/binderfs" [pid 5625] <... pselect6 resumed>) = 2 (in [18 21], left {tv_sec=0, tv_nsec=999968919}) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6416] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(21 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6416] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] newfstatat(AT_FDCWD, "./57/binderfs" [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] unlink("./56/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... write resumed>) = 424 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6416] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x2f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 216 [pid 5623] <... futex resumed>) = 0 [pid 5619] read(6 [pid 5615] <... futex resumed>) = 1 [pid 6416] <... sendto resumed>) = 32 [pid 5815] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./57/binderfs" [pid 5783] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 6416] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 6416] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=58}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x2f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 32516876) = 216 [pid 6416] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./59/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5619] read(6 [pid 6416] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=58}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./57/cgroup.net" [pid 5783] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] epoll_pwait(4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6416] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./59/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./56/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x32\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6416] <... futex resumed>) = 0 [pid 5783] fstat(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] unlink("./56/cgroup.net" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x32\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6416] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./57/cgroup.net" [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6416] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6416] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6416] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6416] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=344213762} [pid 6416] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./59/cgroup.net" [pid 5808] newfstatat(AT_FDCWD, "./57/cgroup.cpu" [pid 5783] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./56/cgroup.cpu" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x2c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x38\x9c\x1c"..., 216 [pid 6416] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6416] <... futex resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./55/binderfs" [pid 5625] <... write resumed>) = 216 [pid 6416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] unlink("./56/cgroup.cpu" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x33\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6416] <... sendmsg resumed>) = 28 [pid 5815] unlink("./59/cgroup.net" [pid 5808] unlink("./57/cgroup.cpu" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 6416] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6416] <... futex resumed>) = 0 [pid 5815] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./55/binderfs" [pid 5777] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6416] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] newfstatat(AT_FDCWD, "./59/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6416] <... futex resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5808] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999980584}) [pid 6416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./56/cgroup" [pid 6416] <... sendmsg resumed>) = 20 [pid 5815] unlink("./59/cgroup.cpu" [pid 5808] newfstatat(AT_FDCWD, "./57/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6416] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./55/cgroup.net" [pid 5625] read(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6416] <... futex resumed>) = 0 [pid 5815] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./56/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6416] close_range(3, 30, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./59/cgroup" [pid 6416] <... close_range resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./57/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(29 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 368, NULL, 0) = 1 [pid 6416] exit_group(0 [pid 5783] unlink("./55/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6416] <... exit_group resumed>) = ? [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x2d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x8c\x25\x1d"..., 216 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5623] read(6 [pid 5815] unlink("./59/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 5777] getdents64(3 [pid 5815] <... unlink resumed>) = 0 [pid 5815] getdents64(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] getdents64(3 [pid 5777] close(3 [pid 5625] <... write resumed>) = 216 [pid 5815] close(3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5815] unlinkat(AT_FDCWD, "./59", AT_REMOVEDIR [pid 5808] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./56", AT_REMOVEDIR [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x34\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./57", AT_REMOVEDIR [pid 5777] <... unlinkat resumed>) = 0 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x32\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 5815] mkdirat(AT_FDCWD, "./60", 0777 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./58", 0777 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] mkdirat(AT_FDCWD, "./57", 0777 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./55/cgroup.cpu" [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x34\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... write resumed>) = 424 [pid 6416] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] unlink("./55/cgroup.cpu" [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... openat resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980744}) [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5623] <... write resumed>) = 424 [pid 5815] close(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] read(3 [pid 5623] read(6 [pid 5619] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x2d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x8c\x25\x1d"..., 32516876) = 264 [pid 5610] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./55/cgroup" [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 29354, NULL, 0) = 1 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5619] read(5 [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5619] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 5777] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5619] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5623] <... write resumed>) = 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5783] unlink("./55/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=276586923} [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] read(6 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983129}) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... unlink resumed>) = 0 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=263987748} [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./55", AT_REMOVEDIR [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999981086}) [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] mkdirat(AT_FDCWD, "./56", 0777 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5815] read(249 [pid 5808] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] read(13 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... socket resumed>) = 3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x30\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x98\xc6\x1b"..., 216 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] close(3 [pid 5783] close(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] getdents64(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 284, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6417 attached [pid 5808] read(249 [pid 5777] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6417] set_robust_list(0x55556b15e7e0, 24 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x32\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6417] <... set_robust_list resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 63 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] read(6 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x35\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] sched_yield( [pid 6417] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] read(249 [pid 5758] newfstatat(AT_FDCWD, "./55/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x30\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x98\xc6\x1b"..., 32516876) = 216 [pid 6417] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x35\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... sched_yield resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x31\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5783] <... close resumed>) = 0 [pid 5758] unlink("./55/binderfs" [pid 5615] epoll_pwait(4 [pid 6417] chdir("./60" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6418 attached [pid 5783] <... socket resumed>) = 3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 6417] <... chdir resumed>) = 0 [pid 5783] close(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6418] set_robust_list(0x5555673497e0, 24 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... close resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] epoll_pwait(4 [pid 6418] <... set_robust_list resumed>) = 0 [pid 6417] <... prctl resumed>) = 0 [pid 6417] setpgid(0, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6418] rt_sigprocmask(SIG_SETMASK, [] [pid 6417] <... setpgid resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./55/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=193830830} [pid 6418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6417] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 61 [pid 5783] close(3 [pid 6417] <... symlinkat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] unlink("./55/cgroup.net" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 201, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6419 attached [pid 6417] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6418] chdir("./58" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6419] set_robust_list(0x5555771c07e0, 24 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5619] read(6 [pid 5783] <... socket resumed>) = 3 [pid 5758] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6418] <... chdir resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x35\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6419] <... set_robust_list resumed>) = 0 [pid 6418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6417] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6419] rt_sigprocmask(SIG_SETMASK, [] [pid 6418] <... prctl resumed>) = 0 [pid 6417] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... close resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6418] setpgid(0, 0 [pid 6419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6418] <... setpgid resumed>) = 0 [pid 6417] <... symlinkat resumed>) = 0 [pid 5783] read(249 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 60 [pid 5758] newfstatat(AT_FDCWD, "./55/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=973120001}) [pid 5619] <... write resumed>) = 424 [pid 6419] chdir("./57" [pid 6418] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x34\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] unlink("./55/cgroup.cpu" [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6419] <... chdir resumed>) = 0 [pid 6418] <... symlinkat resumed>) = 0 [pid 6417] <... openat resumed>) = 3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6418] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6417] write(3, "1000", 4 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x3f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6418] <... symlinkat resumed>) = 0 [pid 6417] <... write resumed>) = 4 [pid 5758] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=160289207} [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./55/cgroup" [pid 6419] <... prctl resumed>) = 0 [pid 6417] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6420 attached [pid 6419] setpgid(0, 0 [pid 6418] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6417] <... close resumed>) = 0 [pid 5758] unlink("./55/cgroup" [pid 6419] <... setpgid resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5758] getdents64(3, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6420] set_robust_list(0x5555944427e0, 24 [pid 6419] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6418] <... symlinkat resumed>) = 0 [pid 6417] read(200, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] close(3 [pid 6417] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... close resumed>) = 0 [pid 6420] <... set_robust_list resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./55", AT_REMOVEDIR [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 59 [pid 6418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6420] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6419] <... symlinkat resumed>) = 0 [pid 6417] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6420] chdir("./56" [pid 6419] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6418] <... openat resumed>) = 3 [pid 6417] close(249 [pid 5758] mkdirat(AT_FDCWD, "./56", 0777 [pid 6420] <... chdir resumed>) = 0 [pid 6419] <... symlinkat resumed>) = 0 [pid 6418] write(3, "1000", 4 [pid 6417] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6419] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6417] close(248 [pid 6420] <... prctl resumed>) = 0 [pid 6420] setpgid(0, 0 [pid 6419] <... symlinkat resumed>) = 0 [pid 6418] <... write resumed>) = 4 [pid 6417] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6420] <... setpgid resumed>) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6418] close(3 [pid 6417] prctl(PR_SET_NAME, "syz.4.307" [pid 6420] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6419] <... openat resumed>) = 3 [pid 6418] <... close resumed>) = 0 [pid 6417] <... prctl resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6420] <... symlinkat resumed>) = 0 [pid 6419] write(3, "1000", 4 [pid 6418] read(200 [pid 6417] close(4 [pid 6420] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6419] <... write resumed>) = 4 [pid 6418] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6417] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6420] <... symlinkat resumed>) = 0 [pid 6419] close(3 [pid 6418] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6417] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6419] <... close resumed>) = 0 [pid 6417] <... futex resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6420] <... symlinkat resumed>) = 0 [pid 6419] read(200 [pid 6418] <... symlinkat resumed>) = 0 [pid 6417] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6419] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6418] close(249 [pid 6417] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6417] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6420] <... openat resumed>) = 3 [pid 6419] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6418] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6418] close(248 [pid 5758] close(3 [pid 6420] write(3, "1000", 4 [pid 6419] <... symlinkat resumed>) = 0 [pid 6418] <... close resumed>) = 0 [pid 6417] <... openat resumed>) = 3 [pid 6420] <... write resumed>) = 4 [pid 6419] close(249 [pid 6418] prctl(PR_SET_NAME, "syz.3.306" [pid 5758] <... close resumed>) = 0 [pid 6419] <... close resumed>) = 0 [pid 6418] <... prctl resumed>) = 0 [pid 6419] close(248 [pid 6420] close(3 [pid 6419] <... close resumed>) = 0 [pid 6417] setns(201, 0 [pid 6420] <... close resumed>) = 0 [pid 6419] prctl(PR_SET_NAME, "syz.2.305" [pid 6418] close(4 [pid 6417] <... setns resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6420] read(200 [pid 6419] <... prctl resumed>) = 0 [pid 6418] <... close resumed>) = 0 [pid 6417] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6420] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6419] close(4 [pid 5758] <... socket resumed>) = 3 [pid 6417] <... socket resumed>) = 4 [pid 6419] <... close resumed>) = 0 [pid 6420] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6417] setns(3, 0 [pid 6420] <... symlinkat resumed>) = 0 [pid 6419] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6420] close(249 [pid 6419] <... futex resumed>) = 0 [pid 6417] close(3 [pid 6420] <... close resumed>) = 0 [pid 6419] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6420] close(248 [pid 6419] <... futex resumed>) = 0 [pid 6418] <... futex resumed>) = 0 [pid 6417] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... close resumed>) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6418] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6420] prctl(PR_SET_NAME, "syz.0.308" [pid 6417] <... futex resumed>) = 0 [pid 6420] <... prctl resumed>) = 0 [pid 6419] <... openat resumed>) = 3 [pid 6418] <... futex resumed>) = 0 [pid 6417] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6420] close(4 [pid 6419] setns(201, 0 [pid 6418] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6417] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = 0 [pid 6419] <... setns resumed>) = 0 [pid 6418] <... openat resumed>) = 3 [pid 6417] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6420] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6418] setns(201, 0 [pid 6417] <... sendto resumed>) = 32 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... socket resumed>) = 4 [pid 6418] <... setns resumed>) = 0 [pid 6417] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6420] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] setns(3, 0 [pid 6418] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6417] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=63}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6420] <... futex resumed>) = 0 [pid 6419] <... setns resumed>) = 0 [pid 6418] <... socket resumed>) = 4 [pid 6417] recvfrom(4 [pid 5758] <... socket resumed>) = 3 [pid 6420] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6419] close(3 [pid 6418] setns(3, 0 [pid 6417] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=63}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6420] <... openat resumed>) = 3 [pid 6419] <... close resumed>) = 0 [pid 6418] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6420] setns(201, 0 [pid 6419] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] close(3 [pid 6417] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... setns resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6417] <... futex resumed>) = 0 [pid 6420] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6419] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... close resumed>) = 0 [pid 6417] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... socket resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 6420] setns(3, 0 [pid 6419] <... futex resumed>) = 0 [pid 6418] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 6420] <... setns resumed>) = 0 [pid 6417] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6420] close(3 [pid 6419] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6420] <... close resumed>) = 0 [pid 6418] <... futex resumed>) = 0 [pid 6417] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] read(249 [pid 6420] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... sendto resumed>) = 32 [pid 6419] recvfrom(4 [pid 6417] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x35\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6419] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=60}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6420] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] recvfrom(4 [pid 6417] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6420] <... futex resumed>) = 0 [pid 6419] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=60}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6417] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6420] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6419] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6419] <... futex resumed>) = 0 [pid 6417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6420] <... sendto resumed>) = 32 [pid 6420] recvfrom(4 [pid 6419] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... sendmsg resumed>) = 28 [pid 6419] <... futex resumed>) = 0 [pid 6420] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=59}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6421 attached [pid 6420] recvfrom(4 [pid 6419] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6418] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=59}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6419] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 59 [pid 6421] set_robust_list(0x55556d03f7e0, 24 [pid 6420] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = 0 [pid 6417] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... set_robust_list resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6418] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6417] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6421] rt_sigprocmask(SIG_SETMASK, [] [pid 6420] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... sendto resumed>) = 32 [pid 6417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6418] recvfrom(4 [pid 6417] <... sendmsg resumed>) = 20 [pid 6421] chdir("./56" [pid 6420] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6418] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=61}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6417] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... chdir resumed>) = 0 [pid 6420] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6419] <... sendmsg resumed>) = 28 [pid 6418] recvfrom(4 [pid 6417] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6420] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] close_range(3, 30, 0 [pid 6421] <... prctl resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 164, NULL, 0) = 0 [pid 6419] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5623] <... futex resumed>) = 0 [pid 6421] setpgid(0, 0 [pid 6420] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6418] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=61}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6417] <... close_range resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5619] epoll_pwait(4 [pid 6421] <... setpgid resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... sendmsg resumed>) = 20 [pid 6418] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] exit_group(0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6421] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6419] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = 0 [pid 6417] <... exit_group resumed>) = ? [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] <... symlinkat resumed>) = 0 [pid 6420] <... sendmsg resumed>) = 28 [pid 6419] <... futex resumed>) = 0 [pid 6418] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=973996442} [pid 6421] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6420] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] close_range(3, 30, 0 [pid 6418] <... futex resumed>) = 0 [pid 6417] +++ exited with 0 +++ [pid 6420] <... futex resumed>) = 0 [pid 6418] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6421] <... symlinkat resumed>) = 0 [pid 6420] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6420] <... futex resumed>) = 0 [pid 6419] <... close_range resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 6421] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6419] exit_group(0 [pid 6418] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... symlinkat resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6420] <... sendmsg resumed>) = 20 [pid 6419] <... exit_group resumed>) = ? [pid 6418] <... futex resumed>) = 0 [pid 6421] <... openat resumed>) = 3 [pid 6420] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] write(3, "1000", 4 [pid 6418] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6421] <... write resumed>) = 4 [pid 6420] close_range(3, 30, 0 [pid 6418] <... futex resumed>) = 0 [pid 6421] close(3 [pid 6418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6421] <... close resumed>) = 0 [pid 6420] <... close_range resumed>) = 0 [pid 6418] <... sendmsg resumed>) = 28 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6421] read(200 [pid 6420] exit_group(0 [pid 6418] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... exit_group resumed>) = ? [pid 6418] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=789891309}) [pid 6421] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6418] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6421] <... symlinkat resumed>) = 0 [pid 6421] close(249 [pid 6418] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6421] <... close resumed>) = 0 [pid 6419] +++ exited with 0 +++ [pid 6418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xf6\x7b\x17"..., 216 [pid 6421] close(248) = 0 [pid 6421] prctl(PR_SET_NAME, "syz.1.309") = 0 [pid 6421] close(4) = 0 [pid 6420] +++ exited with 0 +++ [pid 6418] <... sendmsg resumed>) = 20 [pid 5815] <... openat resumed>) = 3 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 981, NULL, 0) = 1 [pid 6421] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] rt_sigreturn({mask=[]} [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6421] <... futex resumed>) = 0 [pid 6418] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x36\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6421] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] close_range(3, 30, 0 [pid 5815] getdents64(3 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 6421] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6418] <... close_range resumed>) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x36\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xf6\x7b\x17"..., 32516876) = 216 [pid 6418] exit_group(0 [pid 5815] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6418] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6421] <... openat resumed>) = 3 [pid 5783] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 6421] setns(201, 0 [pid 5815] newfstatat(AT_FDCWD, "./60/binderfs" [pid 5783] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] <... setns resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999949688}) [pid 5623] epoll_pwait(4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6421] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] unlink("./60/binderfs" [pid 5783] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] <... write resumed>) = 4 [pid 6421] <... socket resumed>) = 4 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5625] read(29 [pid 5777] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=917142892} [pid 6421] setns(3, 0 [pid 5783] fstat(3 [pid 6421] <... setns resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6421] close(3) = 0 [pid 5783] getdents64(3 [pid 6421] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 6421] <... futex resumed>) = 0 [pid 5783] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x34\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x26\x11\x17"..., 216 [pid 5777] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 6421] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./56/binderfs" [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x37\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6421] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./60/cgroup.net" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 48 [pid 6421] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./56/binderfs" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x37\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] unlink("./60/cgroup.net" [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 6421] <... sendto resumed>) = 32 [pid 6418] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6421] recvfrom(4 [pid 5815] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5783] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999960428}) [pid 6421] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=59}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigreturn({mask=[]} [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 6421] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./60/cgroup.cpu" [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5783] newfstatat(AT_FDCWD, "./56/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./57/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6421] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=59}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 919, NULL, 0) = 1 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x31\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x95\x62\x1d"..., 216 [pid 6421] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./56/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6421] <... futex resumed>) = 0 [pid 5815] unlink("./60/cgroup.cpu" [pid 5777] unlink("./57/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6421] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x38\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... unlink resumed>) = 0 [pid 5615] sched_yield( [pid 6421] <... futex resumed>) = 0 [pid 5815] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6421] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 5783] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x38\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x36\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 592 [pid 6421] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] newfstatat(AT_FDCWD, "./60/cgroup" [pid 5808] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6421] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./56/cgroup.cpu" [pid 6421] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./57/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x40\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6421] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./60/cgroup" [pid 5808] <... openat resumed>) = 3 [pid 5783] unlink("./56/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999968117}) [pid 6421] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] fstat(3 [pid 5777] unlink("./57/cgroup.net" [pid 5625] read(21 [pid 5623] <... write resumed>) = 424 [pid 6421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x41\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6421] <... sendmsg resumed>) = 28 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] getdents64(3 [pid 5783] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x32\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xda\xd5\x1b"..., 216 [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6421] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x42\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6421] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] newfstatat(AT_FDCWD, "./56/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./57/cgroup.cpu" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x39\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6421] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlinkat(AT_FDCWD, "./60", AT_REMOVEDIR [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... write resumed>) = 424 [pid 6421] <... futex resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] unlink("./56/cgroup" [pid 5625] <... write resumed>) = 56 [pid 5808] newfstatat(AT_FDCWD, "./58/binderfs" [pid 5777] unlink("./57/cgroup.cpu" [pid 5623] read(6 [pid 6421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] mkdirat(AT_FDCWD, "./61", 0777 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x39\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x32\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xda\xd5\x1b"..., 32516876) = 272 [pid 6421] <... sendmsg resumed>) = 20 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] unlink("./58/binderfs" [pid 5783] getdents64(3 [pid 5777] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x43\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 5808] <... unlink resumed>) = 0 [pid 6421] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6421] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982454}) [pid 5623] read(6 [pid 6421] close_range(3, 30, 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./57/cgroup" [pid 5625] read(3 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6421] <... close_range resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./56", AT_REMOVEDIR [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6421] exit_group(0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] newfstatat(AT_FDCWD, "./58/cgroup.net" [pid 5783] mkdirat(AT_FDCWD, "./57", 0777 [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] epoll_pwait(4 [pid 6421] <... exit_group resumed>) = ? [pid 5815] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] unlink("./57/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x40\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... unlink resumed>) = 0 [pid 6421] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] unlink("./58/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] <... openat resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=853949910} [pid 5808] <... unlink resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] getdents64(3 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982686}) [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5808] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5815] close(3 [pid 5625] read(3 [pid 5777] close(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] newfstatat(AT_FDCWD, "./58/cgroup.cpu" [pid 5777] unlinkat(AT_FDCWD, "./57", AT_REMOVEDIR [pid 5625] read(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x41\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... socket resumed>) = 3 [pid 5808] unlink("./58/cgroup.cpu" [pid 5783] <... socket resumed>) = 3 [pid 5777] mkdirat(AT_FDCWD, "./58", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... unlink resumed>) = 0 [pid 5783] close(3 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981421}) [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5815] close(3) = 0 [pid 5808] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... close resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5815] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x42\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982610}) [pid 5815] <... socket resumed>) = 3 [pid 5808] newfstatat(AT_FDCWD, "./58/cgroup" [pid 5783] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] read(3 [pid 5815] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] unlink("./58/cgroup" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5815] read(249 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x43\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x36\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] getdents64(3 [pid 5783] close(3 [pid 5758] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999977572}) [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] close(3 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] fstat(3 [pid 5625] read(13 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x37\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x35\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x9f\x8e\x18"..., 216 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] getdents64(3 [pid 5808] unlinkat(AT_FDCWD, "./58", AT_REMOVEDIR [pid 5777] close(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 867, NULL, 0) = 1 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5758] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] newfstatat(AT_FDCWD, "./56/binderfs" [pid 5777] <... close resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x3a\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5758] unlink("./56/binderfs"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6422 attached [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 64 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6422] set_robust_list(0x55556b15e7e0, 24 [pid 5777] <... socket resumed>) = 3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6422] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] mkdirat(AT_FDCWD, "./59", 0777 [pid 5777] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x35\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x9f\x8e\x18"..., 32516876) = 216 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6423 attached [pid 6422] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5777] <... close resumed>) = 0 [pid 6423] set_robust_list(0x5555944427e0, 24 [pid 6422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] <... set_robust_list resumed>) = 0 [pid 6422] chdir("./61" [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 60 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./56/cgroup.net" [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6423] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... openat resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6423] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6422] <... chdir resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] close(3 [pid 5758] unlink("./56/cgroup.net" [pid 5619] epoll_pwait(4 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6423] chdir("./57" [pid 6422] <... prctl resumed>) = 0 [pid 5808] close(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6422] setpgid(0, 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=769154459} [pid 6422] <... setpgid resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./56/cgroup.cpu" [pid 6423] <... chdir resumed>) = 0 [pid 6422] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./56/cgroup.cpu" [pid 5808] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6423] <... prctl resumed>) = 0 [pid 5758] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6423] setpgid(0, 0 [pid 5808] <... close resumed>) = 0 [pid 5777] read(249 [pid 6422] <... symlinkat resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6423] <... setpgid resumed>) = 0 [pid 6422] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x38\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] newfstatat(AT_FDCWD, "./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6423] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6422] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] unlink("./56/cgroup") = 0 [pid 5758] getdents64(3 [pid 5808] <... close resumed>) = 0 [pid 6423] <... symlinkat resumed>) = 0 [pid 6422] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 777, NULL, 0) = 1 [pid 6423] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5758] close(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... socket resumed>) = 3 [pid 6422] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6423] <... symlinkat resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./56", AT_REMOVEDIR) = 0 [pid 5758] mkdirat(AT_FDCWD, "./57", 0777ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6424 attached [pid 6423] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] close(3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6424] set_robust_list(0x5555771c07e0, 24 [pid 6423] <... symlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6424] <... set_robust_list resumed>) = 0 [pid 6423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6422] <... openat resumed>) = 3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 61 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x3a\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6424] rt_sigprocmask(SIG_SETMASK, [] [pid 6422] write(3, "1000", 4 [pid 5808] <... socket resumed>) = 3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5615] <... sched_yield resumed>) = 0 [pid 6422] <... write resumed>) = 4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x44\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6423] <... openat resumed>) = 3 [pid 6422] close(3 [pid 5808] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5615] epoll_pwait(4 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=938172965}) [pid 6424] chdir("./58" [pid 6423] write(3, "1000", 4 [pid 6422] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6424] <... chdir resumed>) = 0 [pid 6423] <... write resumed>) = 4 [pid 6422] read(200 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 6424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] read(249 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6424] <... prctl resumed>) = 0 [pid 6423] close(3 [pid 6422] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x39\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] close(3 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6424] setpgid(0, 0 [pid 6423] <... close resumed>) = 0 [pid 6422] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x44\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6424] <... setpgid resumed>) = 0 [pid 6423] read(200 [pid 6422] <... symlinkat resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6424] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6423] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6422] close(249 [pid 5758] <... socket resumed>) = 3 [pid 6423] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6422] <... close resumed>) = 0 [pid 5758] close(3 [pid 6422] close(248) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5619] epoll_pwait(4 [pid 6424] <... symlinkat resumed>) = 0 [pid 6423] <... symlinkat resumed>) = 0 [pid 6422] prctl(PR_SET_NAME, "syz.4.310" [pid 5758] <... close resumed>) = 0 [pid 6424] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6423] close(249 [pid 6422] <... prctl resumed>) = 0 [pid 6423] <... close resumed>) = 0 [pid 6422] close(4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6424] <... symlinkat resumed>) = 0 [pid 6423] close(248 [pid 6422] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=686978289} [pid 6424] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6423] <... close resumed>) = 0 [pid 6422] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6423] prctl(PR_SET_NAME, "syz.0.311" [pid 6422] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6425 attached [pid 6424] <... symlinkat resumed>) = 0 [pid 6423] <... prctl resumed>) = 0 [pid 6422] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6425] set_robust_list(0x5555673497e0, 24 [pid 6423] close(4 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 62 [pid 6422] <... futex resumed>) = 0 [pid 6424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6423] <... close resumed>) = 0 [pid 6425] <... set_robust_list resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6423] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6422] <... openat resumed>) = 3 [pid 6424] <... openat resumed>) = 3 [pid 5758] close(3 [pid 6423] <... futex resumed>) = 0 [pid 6425] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 6423] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6424] write(3, "1000", 4 [pid 6425] chdir("./59" [pid 6423] <... futex resumed>) = 0 [pid 6424] <... write resumed>) = 4 [pid 6422] setns(201, 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6425] <... chdir resumed>) = 0 [pid 6424] close(3 [pid 6423] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6422] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6424] <... close resumed>) = 0 [pid 6423] <... openat resumed>) = 3 [pid 6422] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... close resumed>) = 0 [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6424] read(200 [pid 6425] <... prctl resumed>) = 0 [pid 6422] <... socket resumed>) = 4 [pid 6424] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] read(249 [pid 6425] setpgid(0, 0 [pid 6424] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6423] setns(201, 0 [pid 6422] setns(3, 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6425] <... setpgid resumed>) = 0 [pid 6424] <... symlinkat resumed>) = 0 [pid 6423] <... setns resumed>) = 0 [pid 6422] <... setns resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6425] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup") = 0 [pid 6424] close(249 [pid 6423] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6422] close(3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6425] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6424] <... close resumed>) = 0 [pid 6423] <... socket resumed>) = 4 [pid 6422] <... close resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6425] <... symlinkat resumed>) = 0 [pid 6423] setns(3, 0 [pid 6422] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6424] close(248 [pid 6422] <... futex resumed>) = 0 [pid 6425] <... symlinkat resumed>) = 0 [pid 6424] <... close resumed>) = 0 [pid 6422] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6424] prctl(PR_SET_NAME, "syz.2.312" [pid 6425] <... openat resumed>) = 3 [pid 6424] <... prctl resumed>) = 0 [pid 6423] <... setns resumed>) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6425] write(3, "1000", 4 [pid 6424] close(4 [pid 6423] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6426 attached [pid 6425] <... write resumed>) = 4 [pid 6424] <... close resumed>) = 0 [pid 6423] <... close resumed>) = 0 [pid 6422] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6426] set_robust_list(0x55556d03f7e0, 24 [pid 6425] close(3 [pid 6424] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... set_robust_list resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_SETMASK, [] [pid 6425] read(200 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... sendto resumed>) = 32 [pid 6426] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6425] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6424] <... futex resumed>) = 0 [pid 6423] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] recvfrom(4 [pid 6426] chdir("./57" [pid 6425] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6424] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=64}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6426] <... chdir resumed>) = 0 [pid 6425] <... symlinkat resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6423] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6422] recvfrom(4 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 60 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] close(249 [pid 6424] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6423] <... sendto resumed>) = 32 [pid 6422] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=64}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6426] <... prctl resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6424] <... openat resumed>) = 3 [pid 6423] recvfrom(4 [pid 6422] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6426] setpgid(0, 0 [pid 6425] close(248 [pid 6424] setns(201, 0 [pid 6423] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=60}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6422] <... futex resumed>) = 0 [pid 6426] <... setpgid resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6424] <... setns resumed>) = 0 [pid 6423] recvfrom(4 [pid 6422] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6425] prctl(PR_SET_NAME, "syz.3.313" [pid 6424] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6423] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=60}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6422] <... futex resumed>) = 0 [pid 6426] <... symlinkat resumed>) = 0 [pid 6425] <... prctl resumed>) = 0 [pid 6424] <... socket resumed>) = 4 [pid 6423] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6426] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6425] close(4 [pid 6424] setns(3, 0 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] <... symlinkat resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6424] <... setns resumed>) = 0 [pid 6423] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6425] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] close(3 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6426] <... symlinkat resumed>) = 0 [pid 6425] <... futex resumed>) = 0 [pid 6424] <... close resumed>) = 0 [pid 6423] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6425] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... openat resumed>) = 3 [pid 6425] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6423] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... futex resumed>) = 0 [pid 6426] write(3, "1000", 4 [pid 6425] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6424] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6426] <... write resumed>) = 4 [pid 6425] <... openat resumed>) = 3 [pid 6426] close(3 [pid 6425] setns(201, 0 [pid 6424] <... futex resumed>) = 0 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... sendmsg resumed>) = 28 [pid 6426] <... close resumed>) = 0 [pid 6425] <... setns resumed>) = 0 [pid 6424] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6423] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] read(200 [pid 6425] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6424] <... sendto resumed>) = 32 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6426] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6425] <... socket resumed>) = 4 [pid 6424] recvfrom(4 [pid 6423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6422] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6425] setns(3, 0 [pid 6424] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=61}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6423] <... sendmsg resumed>) = 28 [pid 6422] <... futex resumed>) = 0 [pid 6426] <... symlinkat resumed>) = 0 [pid 6425] <... setns resumed>) = 0 [pid 6424] recvfrom(4 [pid 6423] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6424] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=61}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... sendmsg resumed>) = 20 [pid 6424] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... futex resumed>) = 0 [pid 6423] <... futex resumed>) = 0 [pid 6422] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6422] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6424] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6426] close(249 [pid 6423] <... sendmsg resumed>) = 20 [pid 6425] close(3 [pid 6422] close_range(3, 30, 0 [pid 6425] <... close resumed>) = 0 [pid 6424] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... close_range resumed>) = 0 [pid 6426] <... close resumed>) = 0 [pid 6425] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... futex resumed>) = 0 [pid 6426] close(248 [pid 6425] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6422] exit_group(0 [pid 6426] <... close resumed>) = 0 [pid 6425] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] close_range(3, 30, 0 [pid 6422] <... exit_group resumed>) = ? [pid 6426] prctl(PR_SET_NAME, "syz.1.314" [pid 6425] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6423] <... close_range resumed>) = 0 [pid 6426] <... prctl resumed>) = 0 [pid 6425] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6426] close(4 [pid 6424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6423] exit_group(0 [pid 6422] +++ exited with 0 +++ [pid 6426] <... close resumed>) = 0 [pid 6425] <... sendto resumed>) = 32 [pid 6424] <... sendmsg resumed>) = 28 [pid 6423] <... exit_group resumed>) = ? [pid 6426] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] recvfrom(4 [pid 6424] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6426] <... futex resumed>) = 0 [pid 6425] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=62}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] rt_sigreturn({mask=[]} [pid 6426] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] recvfrom(4 [pid 6424] <... futex resumed>) = 0 [pid 6423] +++ exited with 0 +++ [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6426] <... futex resumed>) = 0 [pid 6425] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=62}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6424] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6426] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6425] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... futex resumed>) = 0 [pid 6425] <... futex resumed>) = 0 [pid 6424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] rt_sigreturn({mask=[]} [pid 6426] <... openat resumed>) = 3 [pid 6425] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... sendmsg resumed>) = 20 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6426] setns(201, 0 [pid 6425] <... futex resumed>) = 0 [pid 6424] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=857841464}) [pid 6426] <... setns resumed>) = 0 [pid 6425] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6424] <... futex resumed>) = 0 [pid 5815] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6426] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6425] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] close_range(3, 30, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6426] <... socket resumed>) = 4 [pid 6425] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... close_range resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x36\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 216 [pid 6426] setns(3, 0 [pid 6425] <... futex resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5815] <... openat resumed>) = 3 [pid 6426] <... setns resumed>) = 0 [pid 6425] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] exit_group(0 [pid 5815] fstat(3 [pid 5783] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 700, NULL, 0) = 1 [pid 6426] close(3 [pid 6425] <... futex resumed>) = 0 [pid 6424] <... exit_group resumed>) = ? [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x3b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6426] <... close resumed>) = 0 [pid 6425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5783] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6426] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... sendmsg resumed>) = 28 [pid 6424] +++ exited with 0 +++ [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 0 [pid 6425] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] fstat(3 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6426] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x36\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x14\x97\x16"..., 32516876) = 216 [pid 6426] <... futex resumed>) = 0 [pid 6425] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./61/binderfs" [pid 5783] getdents64(3 [pid 5615] epoll_pwait(4 [pid 6426] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6425] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6426] <... sendto resumed>) = 32 [pid 6425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./61/binderfs" [pid 5783] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999953125}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] recvfrom(4, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=60}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 5619] epoll_pwait(4 [pid 6425] <... sendmsg resumed>) = 20 [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./57/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6426] recvfrom(4 [pid 6425] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x37\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x9f\x8e\x18"..., 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6426] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=60}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6425] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./57/binderfs" [pid 5615] epoll_pwait(4 [pid 6426] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] close_range(3, 30, 0 [pid 5815] newfstatat(AT_FDCWD, "./61/cgroup.net" [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5783] <... unlink resumed>) = 0 [pid 6426] <... futex resumed>) = 0 [pid 6425] <... close_range resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x3c\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6426] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./61/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6426] <... futex resumed>) = 0 [pid 6425] exit_group(0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./57/cgroup.net" [pid 5777] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 517, NULL, 0) = 1 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6426] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6425] <... exit_group resumed>) = ? [pid 5815] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... futex resumed>) = 0 [pid 5619] sched_yield( [pid 5615] <... futex resumed>) = 1 [pid 6426] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./57/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5623] sched_yield( [pid 5619] <... sched_yield resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6426] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./61/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... sched_yield resumed>) = 0 [pid 5619] read(6 [pid 6426] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999952543}) [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x3b\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6426] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./61/cgroup.cpu" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] epoll_pwait(4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x45\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6425] +++ exited with 0 +++ [pid 6426] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./57/cgroup.cpu" [pid 5619] <... write resumed>) = 424 [pid 6426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] fstat(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(23 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6426] <... sendmsg resumed>) = 28 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigreturn({mask=[]} [pid 5783] unlink("./57/cgroup.cpu" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x46\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6426] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./61/cgroup" [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x38\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x47\xa1\x19"..., 216 [pid 6426] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 485, NULL, 0) = 1 [pid 5619] <... write resumed>) = 424 [pid 6426] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./61/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x3d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=459766257} [pid 6426] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./57/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./58/binderfs" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] sched_yield( [pid 5619] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 6426] <... sendmsg resumed>) = 20 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] unlink("./57/cgroup" [pid 5625] <... write resumed>) = 48 [pid 6426] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6426] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980912}) [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x38\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x47\xa1\x19"..., 32516876) = 216 [pid 6426] close_range(3, 30, 0 [pid 5815] unlinkat(AT_FDCWD, "./61", AT_REMOVEDIR [pid 5783] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5623] <... sched_yield resumed>) = 0 [pid 5619] read(6 [pid 6426] <... close_range resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5615] <... sched_yield resumed>) = 0 [pid 6426] exit_group(0 [pid 5815] mkdirat(AT_FDCWD, "./62", 0777 [pid 5783] close(3 [pid 5777] unlink("./58/binderfs" [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... exit_group resumed>) = ? [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x45\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] unlinkat(AT_FDCWD, "./57", AT_REMOVEDIR [pid 5777] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=444290892} [pid 5815] <... openat resumed>) = 3 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999965858}) [pid 6426] +++ exited with 0 +++ [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... write resumed>) = 4 [pid 5783] mkdirat(AT_FDCWD, "./58", 0777 [pid 5777] newfstatat(AT_FDCWD, "./58/cgroup.net" [pid 5625] read(3 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] unlink("./58/cgroup.net" [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x46\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] rt_sigreturn({mask=[]} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999967387}) [pid 5815] <... socket resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(21 [pid 5808] fstat(3 [pid 5777] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] close(3 [pid 5808] getdents64(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./58/cgroup.cpu" [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x39\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xad\xa4\x1a"..., 216 [pid 5815] <... socket resumed>) = 3 [pid 5808] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./58/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./59/binderfs" [pid 5777] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./59/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./58/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./58/cgroup" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./59/cgroup.net" [pid 5777] getdents64(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./59/cgroup.net" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5815] close(3 [pid 5808] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 459, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5808] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] close(3 [pid 5758] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x3e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... socket resumed>) = 3 [pid 5808] newfstatat(AT_FDCWD, "./59/cgroup.cpu" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlinkat(AT_FDCWD, "./58", AT_REMOVEDIR [pid 5758] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] unlink("./59/cgroup.cpu" [pid 5783] <... socket resumed>) = 3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... unlink resumed>) = 0 [pid 5783] close(3 [pid 5777] mkdirat(AT_FDCWD, "./59", 0777 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x3d\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] <... socket resumed>) = 3 [pid 5808] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x47\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999975524}) [pid 5758] getdents64(3 [pid 5815] <... close resumed>) = 0 [pid 5815] read(249 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... socket resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] read(13 [pid 5623] <... write resumed>) = 424 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5758] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x48\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] newfstatat(AT_FDCWD, "./59/cgroup" [pid 5783] <... close resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x3a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 216 [pid 5623] <... write resumed>) = 424 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] newfstatat(AT_FDCWD, "./57/binderfs" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 5623] read(6 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5808] unlink("./59/cgroup" [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x3f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] epoll_pwait(4 [pid 5783] close(3 [pid 5758] unlink("./57/binderfs" [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x3a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 32516876) = 216 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6427 attached [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6427] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 65 [pid 5808] close(3 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... close resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999979889}) [pid 5623] read(6 [pid 6427] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] unlinkat(AT_FDCWD, "./59", AT_REMOVEDIR [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6427] chdir("./62" [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./57/cgroup.net" [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] <... chdir resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./60", 0777 [pid 5777] <... socket resumed>) = 3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x47\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6427] <... prctl resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=334724817} [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6428 attached [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 367, NULL, 0) = 1 [pid 6427] setpgid(0, 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] close(3 [pid 5758] unlink("./57/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982844}) [pid 6428] set_robust_list(0x5555944427e0, 24) = 0 [pid 5777] <... close resumed>) = 0 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6428] chdir("./58" [pid 6427] <... setpgid resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 61 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... futex resumed>) = 1 [pid 6428] <... chdir resumed>) = 0 [pid 5758] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6427] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 6428] <... prctl resumed>) = 0 [pid 5808] close(3 [pid 5777] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x48\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x3f\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6428] setpgid(0, 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x49\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6428] <... setpgid resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] newfstatat(AT_FDCWD, "./57/cgroup.cpu" [pid 6428] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5808] <... socket resumed>) = 3 [pid 5777] read(249 [pid 6428] <... symlinkat resumed>) = 0 [pid 6427] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... write resumed>) = 424 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=993826588}) [pid 6428] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6427] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] unlink("./57/cgroup.cpu" [pid 5625] read(3 [pid 5610] read(6 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6428] <... symlinkat resumed>) = 0 [pid 6427] <... symlinkat resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6428] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6427] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5808] <... socket resumed>) = 3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6428] <... symlinkat resumed>) = 0 [pid 6427] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x49\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=292519926} [pid 5758] newfstatat(AT_FDCWD, "./57/cgroup" [pid 6428] <... openat resumed>) = 3 [pid 6427] <... openat resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6429 attached [pid 6428] write(3, "1000", 4 [pid 6427] write(3, "1000", 4 [pid 5808] <... socket resumed>) = 3 [pid 5758] unlink("./57/cgroup" [pid 6429] set_robust_list(0x5555771c07e0, 24 [pid 6428] <... write resumed>) = 4 [pid 6427] <... write resumed>) = 4 [pid 6429] <... set_robust_list resumed>) = 0 [pid 6428] close(3 [pid 6427] close(3 [pid 5808] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 6429] rt_sigprocmask(SIG_SETMASK, [] [pid 6428] <... close resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 62 [pid 6428] read(200 [pid 6427] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 6428] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6429] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6427] read(200 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6429] chdir("./59" [pid 6428] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6427] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6428] <... symlinkat resumed>) = 0 [pid 6427] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] close(3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 6429] <... chdir resumed>) = 0 [pid 6428] close(249 [pid 6427] <... symlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6428] <... close resumed>) = 0 [pid 6427] close(249 [pid 5758] unlinkat(AT_FDCWD, "./57", AT_REMOVEDIR [pid 6429] <... prctl resumed>) = 0 [pid 6428] close(248 [pid 6427] <... close resumed>) = 0 [pid 5808] read(249 [pid 5758] <... unlinkat resumed>) = 0 [pid 6429] setpgid(0, 0 [pid 6428] <... close resumed>) = 0 [pid 6427] close(248 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6428] prctl(PR_SET_NAME, "syz.0.316" [pid 6429] <... setpgid resumed>) = 0 [pid 6428] <... prctl resumed>) = 0 [pid 6427] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] mkdirat(AT_FDCWD, "./58", 0777 [pid 6429] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6428] close(4 [pid 6427] prctl(PR_SET_NAME, "syz.4.315" [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6427] <... prctl resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... mkdirat resumed>) = 0 [pid 6427] close(4 [pid 6428] <... close resumed>) = 0 [pid 6428] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6429] <... symlinkat resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6429] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6428] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6427] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... openat resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6430 attached [pid 6429] <... symlinkat resumed>) = 0 [pid 6428] <... openat resumed>) = 3 [pid 6427] <... futex resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 63 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6430] set_robust_list(0x5555673497e0, 24 [pid 6429] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6428] setns(201, 0 [pid 6427] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6430] <... set_robust_list resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6428] <... setns resumed>) = 0 [pid 6427] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] close(3 [pid 6430] rt_sigprocmask(SIG_SETMASK, [] [pid 6429] <... symlinkat resumed>) = 0 [pid 6428] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6430] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6427] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6430] chdir("./60" [pid 6429] <... openat resumed>) = 3 [pid 6427] setns(201, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6430] <... chdir resumed>) = 0 [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6429] write(3, "1000", 4 [pid 6428] <... socket resumed>) = 4 [pid 6427] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6430] <... prctl resumed>) = 0 [pid 6429] <... write resumed>) = 4 [pid 6428] setns(3, 0 [pid 6427] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 6430] setpgid(0, 0 [pid 6429] close(3 [pid 6430] <... setpgid resumed>) = 0 [pid 6428] <... setns resumed>) = 0 [pid 6427] <... socket resumed>) = 4 [pid 6429] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6430] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6429] read(200 [pid 6428] close(3 [pid 6427] setns(3, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6430] <... symlinkat resumed>) = 0 [pid 6429] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6428] <... close resumed>) = 0 [pid 6427] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6430] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6429] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6427] close(3 [pid 5758] close(3 [pid 6430] <... symlinkat resumed>) = 0 [pid 6428] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5758] <... close resumed>) = 0 [pid 6430] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6429] <... symlinkat resumed>) = 0 [pid 6428] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6428] <... futex resumed>) = 0 [pid 6430] <... symlinkat resumed>) = 0 [pid 6429] close(249 [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6429] <... close resumed>) = 0 [pid 6428] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6427] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6430] <... openat resumed>) = 3 [pid 6429] close(248 [pid 6427] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6430] write(3, "1000", 4 [pid 6429] <... close resumed>) = 0 [pid 6428] <... sendto resumed>) = 32 [pid 6427] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6430] <... write resumed>) = 4 [pid 6429] prctl(PR_SET_NAME, "syz.2.317" [pid 6428] recvfrom(4 [pid 6430] close(3 [pid 6429] <... prctl resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6429] close(4 [pid 6428] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=61}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... socket resumed>) = 3 [pid 6429] <... close resumed>) = 0 [pid 6427] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6430] <... close resumed>) = 0 [pid 6429] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] recvfrom(4 [pid 5758] close(3 [pid 6430] read(200 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=61}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6427] <... sendto resumed>) = 32 [pid 6430] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6429] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6430] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6429] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6427] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=65}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] read(249 [pid 6430] <... symlinkat resumed>) = 0 [pid 6429] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6428] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] recvfrom(4 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x3f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6430] close(249 [pid 6429] <... openat resumed>) = 3 [pid 6428] <... futex resumed>) = 0 [pid 6427] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=65}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6430] <... close resumed>) = 0 [pid 6429] setns(201, 0 [pid 6428] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6427] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6430] close(248 [pid 6429] <... setns resumed>) = 0 [pid 6428] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6427] <... futex resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6430] <... close resumed>) = 0 [pid 6429] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6428] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6431 attached [pid 6430] prctl(PR_SET_NAME, "syz.3.318" [pid 6429] <... socket resumed>) = 4 [pid 6428] <... futex resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6431] set_robust_list(0x55556d03f7e0, 24 [pid 6430] <... prctl resumed>) = 0 [pid 6429] setns(3, 0 [pid 6428] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 61 [pid 6431] <... set_robust_list resumed>) = 0 [pid 6430] close(4 [pid 6429] <... setns resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6427] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] rt_sigprocmask(SIG_SETMASK, [] [pid 6430] <... close resumed>) = 0 [pid 6429] close(3 [pid 6428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6427] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6430] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... close resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6429] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... sendmsg resumed>) = 28 [pid 6427] <... futex resumed>) = 0 [pid 6431] chdir("./58" [pid 6430] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6430] <... futex resumed>) = 0 [pid 6429] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] <... futex resumed>) = 0 [pid 6430] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6428] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... sendmsg resumed>) = 28 [pid 6431] <... chdir resumed>) = 0 [pid 6430] <... openat resumed>) = 3 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6430] setns(201, 0 [pid 6429] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6428] <... sendmsg resumed>) = 20 [pid 6427] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... prctl resumed>) = 0 [pid 6430] <... setns resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6431] setpgid(0, 0 [pid 6430] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6429] <... sendto resumed>) = 32 [pid 6428] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... setpgid resumed>) = 0 [pid 6430] <... socket resumed>) = 4 [pid 6429] recvfrom(4 [pid 6428] <... futex resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6430] setns(3, 0 [pid 6429] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=62}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6428] close_range(3, 30, 0 [pid 6427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6431] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6430] <... setns resumed>) = 0 [pid 6429] recvfrom(4 [pid 6428] <... close_range resumed>) = 0 [pid 6427] <... sendmsg resumed>) = 20 [pid 6430] close(3 [pid 6429] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=62}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6431] <... symlinkat resumed>) = 0 [pid 6430] <... close resumed>) = 0 [pid 6428] exit_group(0 [pid 6427] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6430] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] <... exit_group resumed>) = ? [pid 6427] <... futex resumed>) = 0 [pid 6430] <... futex resumed>) = 0 [pid 6429] <... futex resumed>) = 0 [pid 6430] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6431] <... symlinkat resumed>) = 0 [pid 6430] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6429] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] +++ exited with 0 +++ [pid 6427] close_range(3, 30, 0 [pid 6431] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6430] <... sendto resumed>) = 32 [pid 6429] <... futex resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6429] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6427] <... close_range resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 6429] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6430] recvfrom(4 [pid 6429] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] exit_group(0 [pid 6430] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=63}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6431] <... openat resumed>) = 3 [pid 6430] recvfrom(4 [pid 6429] <... futex resumed>) = 0 [pid 6427] <... exit_group resumed>) = ? [pid 6431] write(3, "1000", 4 [pid 6430] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=63}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6429] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6430] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6431] <... write resumed>) = 4 [pid 6430] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6431] close(3 [pid 6429] <... futex resumed>) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6431] <... close resumed>) = 0 [pid 6429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... write resumed>) = 4 [pid 6431] read(200 [pid 6430] <... sendmsg resumed>) = 28 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=827265628}) [pid 6431] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... sendmsg resumed>) = 28 [pid 5783] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 6431] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6430] <... futex resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6430] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6430] <... futex resumed>) = 0 [pid 6429] <... futex resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x3c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x87\x3b\x16"..., 216 [pid 6430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 300, NULL, 0) = 1 [pid 6430] <... sendmsg resumed>) = 20 [pid 5783] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6430] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] +++ exited with 0 +++ [pid 6429] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6430] <... futex resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5783] fstat(3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6430] close_range(3, 30, 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x40\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6429] <... futex resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6431] <... symlinkat resumed>) = 0 [pid 6429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... futex resumed>) = 0 [pid 5783] getdents64(3 [pid 5610] read(6 [pid 6431] close(249 [pid 6430] <... close_range resumed>) = 0 [pid 6431] <... close resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x40\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6431] close(248 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x3c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x87\x3b\x16"..., 32516876) = 216 [pid 6430] exit_group(0 [pid 6429] <... sendmsg resumed>) = 20 [pid 5783] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6431] <... close resumed>) = 0 [pid 6430] <... exit_group resumed>) = ? [pid 6429] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6431] prctl(PR_SET_NAME, "syz.1.319" [pid 5610] read(6 [pid 5783] newfstatat(AT_FDCWD, "./58/binderfs" [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] <... prctl resumed>) = 0 [pid 6430] +++ exited with 0 +++ [pid 6429] <... futex resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] epoll_pwait(4 [pid 6431] close(4 [pid 6429] close_range(3, 30, 0 [pid 5783] unlink("./58/binderfs" [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6431] <... close resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6431] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... close_range resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] <... unlink resumed>) = 0 [pid 6429] exit_group(0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=89244737} [pid 6429] <... exit_group resumed>) = ? [pid 6431] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=988560633}) [pid 6431] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... rt_sigreturn resumed>) = 63 [pid 5625] read(18 [pid 6431] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6431] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... write resumed>) = 4 [pid 5783] newfstatat(AT_FDCWD, "./58/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x3b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x6b\x95\x1a"..., 216 [pid 6431] <... openat resumed>) = 3 [pid 5815] <... openat resumed>) = 3 [pid 5808] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6429] +++ exited with 0 +++ [pid 5625] <... write resumed>) = 216 [pid 5815] fstat(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x41\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5815] getdents64(3 [pid 5808] <... openat resumed>) = 3 [pid 5783] unlink("./58/cgroup.net" [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6431] setns(201, 0 [pid 5625] <... write resumed>) = 56 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] fstat(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x41\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6431] <... setns resumed>) = 0 [pid 5815] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6431] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5783] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6431] <... socket resumed>) = 4 [pid 5815] newfstatat(AT_FDCWD, "./62/binderfs" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] newfstatat(AT_FDCWD, "./58/cgroup.cpu" [pid 5777] <... write resumed>) = 4 [pid 6431] setns(3, 0 [pid 5625] <... pselect6 resumed>) = 2 (in [21 23], left {tv_sec=0, tv_nsec=999914656}) [pid 5777] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./62/binderfs" [pid 6431] <... setns resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./60/binderfs" [pid 5625] read(23 [pid 5783] unlink("./58/cgroup.cpu" [pid 6431] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6431] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x3d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xa2\xf2\x16"..., 216 [pid 6431] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./60/binderfs" [pid 5783] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 6431] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x42\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5777] getdents64(3, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 6431] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] newfstatat(AT_FDCWD, "./62/cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./58/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./59/binderfs" [pid 5808] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x42\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6431] <... futex resumed>) = 0 [pid 5815] unlink("./62/cgroup.net" [pid 5777] unlink("./59/binderfs" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 95, NULL, 0) = 1 [pid 6431] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./60/cgroup.net" [pid 5783] unlink("./58/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 5610] read(6 [pid 5783] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 5615] <... futex resumed>) = 0 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x40\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00"..., 32516876) = 592 [pid 6431] <... sendto resumed>) = 32 [pid 5815] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./60/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6431] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x3e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xeb\xc9\x13"..., 216 [pid 5610] <... write resumed>) = 424 [pid 6431] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=61}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] newfstatat(AT_FDCWD, "./62/cgroup.cpu" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./59/cgroup.net" [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6431] recvfrom(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 5610] <... write resumed>) = 424 [pid 6431] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=61}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] unlink("./62/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... close resumed>) = 0 [pid 5777] unlink("./59/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x43\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6431] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./60/cgroup.cpu" [pid 5783] unlinkat(AT_FDCWD, "./58", AT_REMOVEDIR [pid 6431] <... futex resumed>) = 0 [pid 5815] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6431] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x43\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] read(6 [pid 6431] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./62/cgroup" [pid 5808] unlink("./60/cgroup.cpu" [pid 5783] mkdirat(AT_FDCWD, "./59", 0777 [pid 5777] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x3e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xeb\xc9\x13"..., 32516876) = 272 [pid 6431] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6431] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] unlink("./62/cgroup" [pid 5808] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./59/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... write resumed>) = 424 [pid 6431] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] read(6 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982230}) [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./60/cgroup" [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] unlink("./59/cgroup.cpu" [pid 5625] read(3 [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6431] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6431] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./60/cgroup" [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 6431] <... sendmsg resumed>) = 28 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6431] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] getdents64(3 [pid 5783] close(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=30185535} [pid 6431] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./59/cgroup" [pid 5815] unlinkat(AT_FDCWD, "./62", AT_REMOVEDIR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5777] unlink("./59/cgroup" [pid 6431] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] mkdirat(AT_FDCWD, "./63", 0777 [pid 5808] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980753}) [pid 6431] <... futex resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5625] read(3 [pid 5808] unlinkat(AT_FDCWD, "./60", AT_REMOVEDIR [pid 5783] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5625] read(3 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 6431] <... sendmsg resumed>) = 20 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6431] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] mkdirat(AT_FDCWD, "./61", 0777 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6431] <... futex resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... socket resumed>) = 3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6431] close_range(3, 30, 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] close(3 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982422}) [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5815] close(3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 6431] <... close_range resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] unlinkat(AT_FDCWD, "./59", AT_REMOVEDIR [pid 5625] read(3 [pid 6431] exit_group(0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 44, NULL, 0) = 0 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] mkdirat(AT_FDCWD, "./60", 0777 [pid 6431] <... exit_group resumed>) = ? [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980670}) [pid 5623] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 6431] +++ exited with 0 +++ [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5615] epoll_pwait(4 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] rt_sigreturn({mask=[]} [pid 5610] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] read(249 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x40\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5610] <... write resumed>) = 8 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 28012, NULL, 0) = 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=946853944} [pid 5777] <... close resumed>) = 0 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] read(5 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5623] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5623] epoll_pwait(4 [pid 5777] <... close resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] epoll_pwait(4 [pid 5815] close(3 [pid 5808] close(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5815] read(249 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x41\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6432 attached [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6432] set_robust_list(0x5555944427e0, 24 [pid 5808] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=972621750}) [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] read(249 [pid 5777] close(3 [pid 5625] read(13 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x43\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6432] <... set_robust_list resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6432] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 62 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x3f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x32\xc3\x1a"..., 216 [pid 6432] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 942, NULL, 0) = 1 [pid 6432] chdir("./59" [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6432] <... chdir resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6434 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6433 attached [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x44\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6434] set_robust_list(0x5555673497e0, 24 [pid 6433] set_robust_list(0x55556b15e7e0, 24 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 66 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 64 [pid 5777] close(3 [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6434] <... set_robust_list resumed>) = 0 [pid 6433] <... set_robust_list resumed>) = 0 [pid 6432] <... prctl resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x44\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x3f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x32\xc3\x1a"..., 32516876) = 216 [pid 6434] rt_sigprocmask(SIG_SETMASK, [] [pid 6433] rt_sigprocmask(SIG_SETMASK, [] [pid 6432] setpgid(0, 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] read(249 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6434] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6433] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6432] <... setpgid resumed>) = 0 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6434] chdir("./61" [pid 6432] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x42\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6434] <... chdir resumed>) = 0 [pid 6433] chdir("./63" [pid 6432] <... symlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] newfstatat(AT_FDCWD, "./58/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6433] <... chdir resumed>) = 0 [pid 6432] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] unlink("./58/binderfs" [pid 6432] <... symlinkat resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 6434] <... prctl resumed>) = 0 [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6434] setpgid(0, 0 [pid 6433] <... prctl resumed>) = 0 [pid 6432] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5758] <... unlink resumed>) = 0 [pid 6434] <... setpgid resumed>) = 0 [pid 6433] setpgid(0, 0 [pid 5758] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=872285165} [pid 6432] <... symlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6435 attached [pid 6434] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6433] <... setpgid resumed>) = 0 [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 63 [pid 5758] newfstatat(AT_FDCWD, "./58/cgroup.net" [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 881, NULL, 0) = 1 [pid 6435] set_robust_list(0x5555771c07e0, 24 [pid 6434] <... symlinkat resumed>) = 0 [pid 6433] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6432] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6435] <... set_robust_list resumed>) = 0 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6435] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] unlink("./58/cgroup.net" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6435] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6434] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6433] <... symlinkat resumed>) = 0 [pid 6432] write(3, "1000", 4 [pid 6435] chdir("./60" [pid 6432] <... write resumed>) = 4 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6433] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6434] <... symlinkat resumed>) = 0 [pid 6432] close(3 [pid 5758] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6435] <... chdir resumed>) = 0 [pid 6432] <... close resumed>) = 0 [pid 6435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6432] read(200 [pid 6435] <... prctl resumed>) = 0 [pid 6433] <... symlinkat resumed>) = 0 [pid 6432] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x44\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6435] setpgid(0, 0 [pid 6434] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5615] <... sched_yield resumed>) = 0 [pid 6435] <... setpgid resumed>) = 0 [pid 6433] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6432] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6435] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6434] <... symlinkat resumed>) = 0 [pid 6433] <... symlinkat resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./58/cgroup.cpu" [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6435] <... symlinkat resumed>) = 0 [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6432] <... symlinkat resumed>) = 0 [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6434] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=963852081}) [pid 5623] <... write resumed>) = 424 [pid 6435] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6432] close(249 [pid 5758] unlink("./58/cgroup.cpu" [pid 5625] read(3 [pid 6434] write(3, "1000", 4 [pid 6433] <... openat resumed>) = 3 [pid 6432] <... close resumed>) = 0 [pid 6435] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] read(6 [pid 6434] <... write resumed>) = 4 [pid 6432] close(248 [pid 5758] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6435] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6434] close(3 [pid 6433] write(3, "1000", 4 [pid 6432] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6434] <... close resumed>) = 0 [pid 6433] <... write resumed>) = 4 [pid 6432] prctl(PR_SET_NAME, "syz.0.320" [pid 5758] newfstatat(AT_FDCWD, "./58/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6435] <... symlinkat resumed>) = 0 [pid 6434] read(200 [pid 6433] close(3 [pid 6432] <... prctl resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6434] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6433] <... close resumed>) = 0 [pid 6432] close(4 [pid 5758] unlink("./58/cgroup" [pid 5623] epoll_pwait(4 [pid 6434] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6433] read(200 [pid 6432] <... close resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6435] <... openat resumed>) = 3 [pid 6434] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6434] close(249 [pid 6433] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] getdents64(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=835326547} [pid 6434] <... close resumed>) = 0 [pid 6435] write(3, "1000", 4 [pid 6434] close(248 [pid 6433] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6432] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6434] <... close resumed>) = 0 [pid 6435] <... write resumed>) = 4 [pid 6434] prctl(PR_SET_NAME, "syz.3.323" [pid 6433] <... symlinkat resumed>) = 0 [pid 6432] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6435] close(3 [pid 6434] <... prctl resumed>) = 0 [pid 6433] close(249 [pid 6432] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6435] <... close resumed>) = 0 [pid 6434] close(4 [pid 6433] <... close resumed>) = 0 [pid 6432] <... futex resumed>) = 0 [pid 6435] read(200 [pid 6433] close(248 [pid 6435] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6433] <... close resumed>) = 0 [pid 6435] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6434] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./58", AT_REMOVEDIR [pid 6434] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] prctl(PR_SET_NAME, "syz.4.321" [pid 6432] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... unlinkat resumed>) = 0 [pid 6435] <... symlinkat resumed>) = 0 [pid 6433] <... prctl resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./59", 0777 [pid 6434] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] close(4 [pid 6432] <... openat resumed>) = 3 [pid 5758] <... mkdirat resumed>) = 0 [pid 6435] close(249 [pid 6434] <... futex resumed>) = 0 [pid 6433] <... close resumed>) = 0 [pid 6434] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6435] <... close resumed>) = 0 [pid 6434] <... openat resumed>) = 3 [pid 5758] <... openat resumed>) = 3 [pid 6435] close(248 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6433] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... close resumed>) = 0 [pid 6432] setns(201, 0 [pid 6433] <... futex resumed>) = 0 [pid 6435] prctl(PR_SET_NAME, "syz.2.322" [pid 6434] setns(201, 0 [pid 6433] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... setns resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6435] <... prctl resumed>) = 0 [pid 6434] <... setns resumed>) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6432] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 6435] close(4 [pid 6434] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6433] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6432] <... socket resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 6434] <... socket resumed>) = 4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6434] setns(3, 0 [pid 6435] <... close resumed>) = 0 [pid 6434] <... setns resumed>) = 0 [pid 6433] <... openat resumed>) = 3 [pid 6432] setns(3, 0 [pid 5758] <... socket resumed>) = 3 [pid 6435] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6435] <... futex resumed>) = 0 [pid 6434] close(3 [pid 6433] setns(201, 0 [pid 6432] <... setns resumed>) = 0 [pid 6435] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... setns resumed>) = 0 [pid 6432] close(3 [pid 5758] <... close resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6434] <... close resumed>) = 0 [pid 6433] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6432] <... close resumed>) = 0 [pid 6435] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6434] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... socket resumed>) = 4 [pid 6432] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6434] <... futex resumed>) = 0 [pid 6435] <... openat resumed>) = 3 [pid 6434] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... futex resumed>) = 0 [pid 6433] setns(3, 0 [pid 5758] close(3 [pid 6435] setns(201, 0 [pid 6434] <... futex resumed>) = 0 [pid 6433] <... setns resumed>) = 0 [pid 6432] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... setns resumed>) = 0 [pid 6433] close(3 [pid 6432] <... futex resumed>) = 0 [pid 6435] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6433] <... close resumed>) = 0 [pid 6435] <... socket resumed>) = 4 [pid 6434] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6433] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... close resumed>) = 0 [pid 6435] setns(3, 0 [pid 6434] <... sendto resumed>) = 32 [pid 6433] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6434] recvfrom(4 [pid 6432] <... sendto resumed>) = 32 [pid 6433] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6435] <... setns resumed>) = 0 [pid 6434] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=64}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6432] recvfrom(4 [pid 6435] close(3 [pid 6434] recvfrom(4 [pid 6433] <... futex resumed>) = 0 [pid 6432] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=62}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6435] <... close resumed>) = 0 [pid 6434] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=64}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6433] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6432] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6435] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=62}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6434] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6434] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... futex resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6434] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] close(3 [pid 6435] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6434] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5758] read(249 [pid 6434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x44\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6432] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6435] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6433] <... sendto resumed>) = 32 [pid 6432] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... sendto resumed>) = 32 [pid 6434] <... sendmsg resumed>) = 28 [pid 6433] recvfrom(4 [pid 6432] <... futex resumed>) = 0 [pid 6435] recvfrom(4 [pid 6432] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6435] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=63}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6433] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=66}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6436 attached [pid 6435] recvfrom(4 [pid 6434] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] recvfrom(4 [pid 6432] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] set_robust_list(0x55556d03f7e0, 24 [pid 6435] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=63}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6434] <... futex resumed>) = 0 [pid 6433] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=66}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6432] <... futex resumed>) = 0 [pid 6436] <... set_robust_list resumed>) = 0 [pid 6435] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 62 [pid 6435] <... futex resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 0 [pid 6435] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6433] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6435] <... futex resumed>) = 0 [pid 6434] <... sendmsg resumed>) = 20 [pid 6432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6436] rt_sigprocmask(SIG_SETMASK, [] [pid 6435] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6434] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6435] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... futex resumed>) = 0 [pid 6432] <... sendmsg resumed>) = 28 [pid 6435] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] close_range(3, 30, 0 [pid 6433] <... futex resumed>) = 0 [pid 6432] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] chdir("./59" [pid 6435] <... futex resumed>) = 0 [pid 6434] <... close_range resumed>) = 0 [pid 6433] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6432] <... futex resumed>) = 0 [pid 6434] exit_group(0 [pid 6432] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... chdir resumed>) = 0 [pid 6435] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6434] <... exit_group resumed>) = ? [pid 6435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6433] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6436] <... prctl resumed>) = 0 [pid 6435] <... sendmsg resumed>) = 28 [pid 6433] <... futex resumed>) = 0 [pid 6434] +++ exited with 0 +++ [pid 6432] <... sendmsg resumed>) = 20 [pid 6436] setpgid(0, 0 [pid 6435] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6436] <... setpgid resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6432] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigreturn({mask=[]} [pid 6435] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... futex resumed>) = 0 [pid 6436] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6435] <... futex resumed>) = 0 [pid 6433] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6432] close_range(3, 30, 0 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 6436] <... symlinkat resumed>) = 0 [pid 6435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6433] <... sendmsg resumed>) = 28 [pid 6436] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6433] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... close_range resumed>) = 0 [pid 6436] <... symlinkat resumed>) = 0 [pid 6435] <... sendmsg resumed>) = 20 [pid 6433] <... futex resumed>) = 0 [pid 6433] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6435] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 0 [pid 6432] exit_group(0 [pid 6436] <... symlinkat resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6433] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6432] <... exit_group resumed>) = ? [pid 6435] close_range(3, 30, 0 [pid 6436] <... openat resumed>) = 3 [pid 6435] <... close_range resumed>) = 0 [pid 6436] write(3, "1000", 4) = 4 [pid 6436] close(3) = 0 [pid 6436] read(200 [pid 6433] <... sendmsg resumed>) = 20 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6436] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6435] exit_group(0 [pid 6433] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... exit_group resumed>) = ? [pid 6433] <... futex resumed>) = 0 [pid 6436] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=853727684}) [pid 6436] <... symlinkat resumed>) = 0 [pid 5808] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6433] close_range(3, 30, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6436] close(249 [pid 5808] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x43\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x6c\x84\x15"..., 216 [pid 6436] <... close resumed>) = 0 [pid 6433] <... close_range resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 841, NULL, 0) = 1 [pid 6436] close(248 [pid 6433] exit_group(0 [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x45\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6436] <... close resumed>) = 0 [pid 6433] <... exit_group resumed>) = ? [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6436] prctl(PR_SET_NAME, "syz.1.324") = 0 [pid 5808] getdents64(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x45\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6436] close(4 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x43\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x6c\x84\x15"..., 32516876) = 216 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6436] <... close resumed>) = 0 [pid 5808] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6436] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] epoll_pwait(4 [pid 6436] <... futex resumed>) = 0 [pid 6435] +++ exited with 0 +++ [pid 6433] +++ exited with 0 +++ [pid 6432] +++ exited with 0 +++ [pid 5808] newfstatat(AT_FDCWD, "./61/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6436] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6436] <... futex resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] unlink("./61/binderfs" [pid 5783] rt_sigreturn({mask=[]} [pid 5777] rt_sigreturn({mask=[]} [pid 6436] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6436] <... openat resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=664244923} [pid 6436] setns(201, 0 [pid 5808] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] <... setns resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6436] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] newfstatat(AT_FDCWD, "./61/cgroup.net" [pid 6436] <... socket resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./61/cgroup.net" [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6436] setns(3, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 681, NULL, 0) = 1 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=955893238}) [pid 6436] <... setns resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] close(3 [pid 5783] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5625] read(29 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6436] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] read(6 [pid 6436] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x40\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x5f\xf4\x1b"..., 216 [pid 6436] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] newfstatat(AT_FDCWD, "./61/cgroup.cpu" [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x45\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6436] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] fstat(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x46\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5815] fstat(3 [pid 6436] <... futex resumed>) = 0 [pid 5808] unlink("./61/cgroup.cpu" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] fstat(3 [pid 6436] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] getdents64(3 [pid 5783] getdents64(3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x46\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6436] <... sendto resumed>) = 32 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5623] <... write resumed>) = 424 [pid 6436] recvfrom(4 [pid 5777] getdents64(3 [pid 6436] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=62}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 6436] recvfrom(4 [pid 5815] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./61/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6436] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=62}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./59/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x40\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x5f\xf4\x1b"..., 32516876) = 264 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5625] <... pselect6 resumed>) = 3 (in [3 18 23], left {tv_sec=0, tv_nsec=999964479}) [pid 6436] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./63/binderfs" [pid 5808] unlink("./61/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./60/binderfs" [pid 5610] <... futex resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5783] unlink("./59/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x50\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6436] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./63/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x4f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6436] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./60/binderfs" [pid 5625] read(23 [pid 5623] <... write resumed>) = 424 [pid 6436] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 6436] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] read(6 [pid 6436] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./59/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x42\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x02\x2e\x1b"..., 216 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./63/cgroup.net" [pid 5808] unlinkat(AT_FDCWD, "./61", AT_REMOVEDIR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 617, NULL, 0) = 1 [pid 6436] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./60/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=610786586} [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6436] <... futex resumed>) = 0 [pid 5815] unlink("./63/cgroup.net" [pid 5808] mkdirat(AT_FDCWD, "./62", 0777 [pid 5783] unlink("./59/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] <... futex resumed>) = 0 [pid 6436] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./60/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x47\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] read(6 [pid 6436] <... sendmsg resumed>) = 28 [pid 5783] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x42\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x02\x2e\x1b"..., 32516876) = 216 [pid 6436] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] read(6 [pid 6436] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./59/cgroup.cpu" [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./63/cgroup.cpu" [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x47\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] epoll_pwait(4 [pid 6436] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlink("./59/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6436] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./63/cgroup.cpu" [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./60/cgroup.cpu" [pid 5610] epoll_pwait(4 [pid 6436] <... sendmsg resumed>) = 20 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(18 [pid 6436] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6436] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./59/cgroup" [pid 5777] unlink("./60/cgroup.cpu" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=593647018} [pid 6436] close_range(3, 30, 0 [pid 5815] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] <... close_range resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x41\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4a\x16\x1d"..., 216 [pid 5815] newfstatat(AT_FDCWD, "./63/cgroup" [pid 5808] <... close resumed>) = 0 [pid 6436] exit_group(0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./59/cgroup" [pid 5777] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] <... exit_group resumed>) = ? [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5815] unlink("./63/cgroup" [pid 5808] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x48\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x48\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980359}) [pid 5815] <... close resumed>) = 0 [pid 5625] read(3 [pid 5815] unlinkat(AT_FDCWD, "./63", AT_REMOVEDIR [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] newfstatat(AT_FDCWD, "./60/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6436] +++ exited with 0 +++ [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./59", AT_REMOVEDIR [pid 5777] unlink("./60/cgroup" [pid 5625] read(3 [pid 5815] mkdirat(AT_FDCWD, "./64", 0777 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] mkdirat(AT_FDCWD, "./60", 0777 [pid 5777] getdents64(3 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5808] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x50\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5808] read(249 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... openat resumed>) = 3 [pid 5783] <... openat resumed>) = 3 [pid 5758] rt_sigreturn({mask=[]} [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x45\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] unlinkat(AT_FDCWD, "./60", AT_REMOVEDIR [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... close resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./61", 0777 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... mkdirat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 598, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... socket resumed>) = 3 [pid 5610] <... futex resumed>) = 1 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5615] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6437 attached [pid 5610] read(6 [pid 5815] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=988097514}) [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x47\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6437] set_robust_list(0x5555673497e0, 24 [pid 5783] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6437] <... set_robust_list resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x44\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x5d\x6e\x13"..., 216 [pid 5758] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] close(3 [pid 5625] <... write resumed>) = 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x51\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6437] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x49\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5610] <... write resumed>) = 424 [pid 6437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 65 [pid 5783] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... socket resumed>) = 3 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x49\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x52\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6437] chdir("./62" [pid 5615] epoll_pwait(4 [pid 5625] <... write resumed>) = 48 [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... write resumed>) = 424 [pid 6437] <... chdir resumed>) = 0 [pid 5815] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983283}) [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5610] read(6, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x44\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x5d\x6e\x13"..., 32516876) = 272 [pid 5815] <... close resumed>) = 0 [pid 5777] close(3 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x53\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] <... write resumed>) = 424 [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] read(249 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5625] read(3 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x46\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./59/binderfs" [pid 5623] <... futex resumed>) = 0 [pid 6437] <... prctl resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x51\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6437] setpgid(0, 0 [pid 5815] close(3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] read(6 [pid 6437] <... setpgid resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./59/binderfs" [pid 5623] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6437] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] read(249 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983215}) [pid 5610] epoll_pwait(4 [pid 6437] <... symlinkat resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x48\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] read(3 [pid 6437] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] close(3 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6437] <... symlinkat resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5758] newfstatat(AT_FDCWD, "./59/cgroup.net" [pid 6437] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x52\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6437] <... symlinkat resumed>) = 0 [pid 5777] read(249 [pid 5758] unlink("./59/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=523252014} [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x47\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983114}) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6438 attached [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... unlink resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6439 attached [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6437] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5758] newfstatat(AT_FDCWD, "./59/cgroup.cpu" [pid 5625] read(3 [pid 6438] set_robust_list(0x5555944427e0, 24 [pid 6437] write(3, "1000", 4 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 63 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x53\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6439] set_robust_list(0x55556b15e7e0, 24 [pid 6438] <... set_robust_list resumed>) = 0 [pid 6437] <... write resumed>) = 4 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6439] <... set_robust_list resumed>) = 0 [pid 6438] rt_sigprocmask(SIG_SETMASK, [] [pid 6437] close(3 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./59/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6439] rt_sigprocmask(SIG_SETMASK, [] [pid 6438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6437] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6440 attached [pid 6439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6438] chdir("./60" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 67 [pid 5758] <... unlink resumed>) = 0 [pid 6440] set_robust_list(0x5555771c07e0, 24 [pid 6439] chdir("./64" [pid 6437] read(200 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6437] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6438] <... chdir resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6440] <... set_robust_list resumed>) = 0 [pid 6439] <... chdir resumed>) = 0 [pid 6438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6437] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 64 [pid 5758] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6440] rt_sigprocmask(SIG_SETMASK, [] [pid 6439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] <... prctl resumed>) = 0 [pid 6440] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6439] <... prctl resumed>) = 0 [pid 6438] setpgid(0, 0 [pid 6437] <... symlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6440] chdir("./61" [pid 6439] setpgid(0, 0 [pid 6438] <... setpgid resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6438] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5758] newfstatat(AT_FDCWD, "./59/cgroup" [pid 6437] close(249 [pid 6440] <... chdir resumed>) = 0 [pid 6439] <... setpgid resumed>) = 0 [pid 6440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] <... symlinkat resumed>) = 0 [pid 6437] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6440] <... prctl resumed>) = 0 [pid 6439] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6438] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6437] close(248 [pid 5758] unlink("./59/cgroup" [pid 6440] setpgid(0, 0 [pid 6439] <... symlinkat resumed>) = 0 [pid 6438] <... symlinkat resumed>) = 0 [pid 6437] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6440] <... setpgid resumed>) = 0 [pid 6440] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6437] prctl(PR_SET_NAME, "syz.3.325" [pid 5758] getdents64(3 [pid 6440] <... symlinkat resumed>) = 0 [pid 6439] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6438] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6437] <... prctl resumed>) = 0 [pid 6440] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6438] <... symlinkat resumed>) = 0 [pid 6437] close(4 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6437] <... close resumed>) = 0 [pid 6437] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3) = 0 [pid 5758] unlinkat(AT_FDCWD, "./59", AT_REMOVEDIR [pid 6440] <... symlinkat resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6437] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./60", 0777 [pid 6437] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... mkdirat resumed>) = 0 [pid 6439] <... symlinkat resumed>) = 0 [pid 6438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6440] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6439] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6438] <... openat resumed>) = 3 [pid 6437] <... futex resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6440] <... symlinkat resumed>) = 0 [pid 6439] <... symlinkat resumed>) = 0 [pid 6438] write(3, "1000", 4 [pid 6437] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6438] <... write resumed>) = 4 [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6438] close(3 [pid 6437] <... openat resumed>) = 3 [pid 5758] <... openat resumed>) = 3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6437] setns(201, 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6437] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6437] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6438] <... close resumed>) = 0 [pid 6437] <... socket resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6437] setns(3, 0 [pid 5758] <... socket resumed>) = 3 [pid 6437] <... setns resumed>) = 0 [pid 6437] close(3 [pid 5758] close(3 [pid 6437] <... close resumed>) = 0 [pid 6437] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6437] <... futex resumed>) = 0 [pid 6440] <... openat resumed>) = 3 [pid 6437] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6440] write(3, "1000", 4 [pid 6438] read(200 [pid 6440] <... write resumed>) = 4 [pid 6438] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6438] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6440] close(3 [pid 6439] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6437] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6440] <... close resumed>) = 0 [pid 6439] write(3, "1000", 4 [pid 6438] <... symlinkat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6438] close(249 [pid 6440] read(200, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] <... write resumed>) = 4 [pid 6437] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6438] <... close resumed>) = 0 [pid 6440] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6439] close(3 [pid 5758] <... close resumed>) = 0 [pid 6440] <... symlinkat resumed>) = 0 [pid 6439] <... close resumed>) = 0 [pid 6437] <... sendto resumed>) = 32 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6437] recvfrom(4 [pid 5758] <... socket resumed>) = 3 [pid 6439] read(200 [pid 6437] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=65}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6440] close(249 [pid 6439] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6438] close(248 [pid 6437] recvfrom(4 [pid 6440] <... close resumed>) = 0 [pid 6439] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6437] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=65}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... close resumed>) = 0 [pid 6439] <... symlinkat resumed>) = 0 [pid 6438] <... close resumed>) = 0 [pid 6437] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] read(249 [pid 6438] prctl(PR_SET_NAME, "syz.0.326" [pid 6439] close(249 [pid 6437] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x49\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6438] <... prctl resumed>) = 0 [pid 6437] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] close(248 [pid 6439] <... close resumed>) = 0 [pid 6438] close(4 [pid 6437] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6440] <... close resumed>) = 0 [pid 6439] close(248 [pid 6438] <... close resumed>) = 0 [pid 6437] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6440] prctl(PR_SET_NAME, "syz.2.327" [pid 6439] <... close resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6437] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6440] <... prctl resumed>) = 0 [pid 6437] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] close(4 [pid 6439] prctl(PR_SET_NAME, "syz.4.328" [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6440] <... close resumed>) = 0 [pid 6439] <... prctl resumed>) = 0 [pid 6438] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... futex resumed>) = 0 [pid 6440] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] close(4 [pid 6437] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... close resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 6439] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6440] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLYci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6441 attached [pid 6441] set_robust_list(0x55556d03f7e0, 24 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 63 [pid 6440] <... futex resumed>) = 0 [pid 6439] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... openat resumed>) = 3 [pid 6437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6440] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6441] <... set_robust_list resumed>) = 0 [pid 6440] <... openat resumed>) = 3 [pid 6439] <... futex resumed>) = 0 [pid 6438] setns(201, 0 [pid 6437] <... sendmsg resumed>) = 28 [pid 6440] setns(201, 0 [pid 6439] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6438] <... setns resumed>) = 0 [pid 6437] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6441] rt_sigprocmask(SIG_SETMASK, [] [pid 6440] <... setns resumed>) = 0 [pid 6438] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6437] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6440] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6439] <... openat resumed>) = 3 [pid 6438] <... socket resumed>) = 4 [pid 6437] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] chdir("./60" [pid 6440] <... socket resumed>) = 4 [pid 6438] setns(3, 0 [pid 6437] <... futex resumed>) = 0 [pid 6441] <... chdir resumed>) = 0 [pid 6440] setns(3, 0 [pid 6439] setns(201, 0 [pid 6438] <... setns resumed>) = 0 [pid 6437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6440] <... setns resumed>) = 0 [pid 6439] <... setns resumed>) = 0 [pid 6438] close(3 [pid 6441] <... prctl resumed>) = 0 [pid 6440] close(3 [pid 6439] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6438] <... close resumed>) = 0 [pid 6437] <... sendmsg resumed>) = 20 [pid 6441] setpgid(0, 0 [pid 6440] <... close resumed>) = 0 [pid 6439] <... socket resumed>) = 4 [pid 6437] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 0 [pid 6437] close_range(3, 30, 0 [pid 6441] <... setpgid resumed>) = 0 [pid 6440] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] setns(3, 0 [pid 6438] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6440] <... futex resumed>) = 0 [pid 6439] <... setns resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 6437] <... close_range resumed>) = 0 [pid 6441] <... symlinkat resumed>) = 0 [pid 6440] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6439] close(3 [pid 6438] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] exit_group(0 [pid 6441] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6440] <... sendto resumed>) = 32 [pid 6439] <... close resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 6437] <... exit_group resumed>) = ? [pid 6441] <... symlinkat resumed>) = 0 [pid 6440] recvfrom(4 [pid 6439] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6441] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6440] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=64}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6439] <... futex resumed>) = 0 [pid 6441] <... symlinkat resumed>) = 0 [pid 6440] recvfrom(4 [pid 6439] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... sendto resumed>) = 32 [pid 6437] +++ exited with 0 +++ [pid 6441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6440] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=64}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6439] <... futex resumed>) = 0 [pid 6438] recvfrom(4 [pid 6441] <... openat resumed>) = 3 [pid 6440] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=63}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6441] write(3, "1000", 4 [pid 6440] <... futex resumed>) = 0 [pid 6439] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6438] recvfrom(4 [pid 5808] rt_sigreturn({mask=[]} [pid 6441] <... write resumed>) = 4 [pid 6440] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... sendto resumed>) = 32 [pid 6438] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=63}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6441] close(3 [pid 6440] <... futex resumed>) = 0 [pid 6439] recvfrom(4 [pid 6438] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... close resumed>) = 0 [pid 6440] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6439] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=67}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6438] <... futex resumed>) = 0 [pid 6441] read(200 [pid 6440] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] recvfrom(4 [pid 6438] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=67}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6438] <... futex resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6441] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6440] <... futex resumed>) = 0 [pid 6439] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=813799315}) [pid 6441] <... symlinkat resumed>) = 0 [pid 6440] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6441] close(249 [pid 6440] <... futex resumed>) = 0 [pid 6439] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6441] <... close resumed>) = 0 [pid 6440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x45\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc0\x0d\x16"..., 216 [pid 6441] close(248 [pid 6440] <... sendmsg resumed>) = 28 [pid 6439] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6438] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 531, NULL, 0) = 1 [pid 6441] <... close resumed>) = 0 [pid 6440] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6438] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6441] prctl(PR_SET_NAME, "syz.1.329" [pid 6440] <... futex resumed>) = 0 [pid 6439] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x4a\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6441] <... prctl resumed>) = 0 [pid 6440] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... sendmsg resumed>) = 28 [pid 5615] <... futex resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] read(6 [pid 6441] close(4 [pid 6440] <... futex resumed>) = 0 [pid 6439] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x45\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc0\x0d\x16"..., 32516876) = 216 [pid 6441] <... close resumed>) = 0 [pid 6440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6441] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... sendmsg resumed>) = 20 [pid 6439] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6438] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6441] <... futex resumed>) = 0 [pid 6440] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... sendmsg resumed>) = 28 [pid 6438] <... futex resumed>) = 0 [pid 5808] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 6441] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] epoll_pwait(4 [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] epoll_pwait(4 [pid 5808] newfstatat(AT_FDCWD, "./62/binderfs" [pid 6441] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6440] close_range(3, 30, 0 [pid 6439] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... sendmsg resumed>) = 20 [pid 6441] <... openat resumed>) = 3 [pid 6440] <... close_range resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6438] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=288310118} [pid 6441] setns(201, 0 [pid 6440] exit_group(0 [pid 6439] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6438] <... futex resumed>) = 0 [pid 5808] unlink("./62/binderfs" [pid 6440] <... exit_group resumed>) = ? [pid 6441] <... setns resumed>) = 0 [pid 6439] <... sendmsg resumed>) = 20 [pid 6438] close_range(3, 30, 0 [pid 5808] <... unlink resumed>) = 0 [pid 6441] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6439] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... close_range resumed>) = 0 [pid 5808] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6441] <... socket resumed>) = 4 [pid 6439] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] setns(3, 0 [pid 6439] close_range(3, 30, 0 [pid 6438] exit_group(0 [pid 6441] <... setns resumed>) = 0 [pid 6440] +++ exited with 0 +++ [pid 6439] <... close_range resumed>) = 0 [pid 6438] <... exit_group resumed>) = ? [pid 5808] newfstatat(AT_FDCWD, "./62/cgroup.net" [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6441] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5808] unlink("./62/cgroup.net" [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6441] <... close resumed>) = 0 [pid 6439] exit_group(0 [pid 5808] <... unlink resumed>) = 0 [pid 6441] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... exit_group resumed>) = ? [pid 6441] <... futex resumed>) = 0 [pid 5808] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6441] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] <... futex resumed>) = 0 [pid 6438] +++ exited with 0 +++ [pid 5808] newfstatat(AT_FDCWD, "./62/cgroup.cpu" [pid 6441] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6439] +++ exited with 0 +++ [pid 6441] <... sendto resumed>) = 32 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6441] recvfrom(4 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5808] unlink("./62/cgroup.cpu" [pid 6441] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=63}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] rt_sigreturn({mask=[]} [pid 6441] recvfrom(4 [pid 5808] <... unlink resumed>) = 0 [pid 6441] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=63}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6441] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... rt_sigreturn resumed>) = 67 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=941428493}) [pid 6441] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5777] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 293, NULL, 0) = 1 [pid 6441] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] newfstatat(AT_FDCWD, "./62/cgroup" [pid 5625] read(23 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6441] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... futex resumed>) = 1 [pid 6441] <... futex resumed>) = 0 [pid 5815] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./62/cgroup" [pid 5783] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x47\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc9\x4a\x16"..., 216 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6441] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x4a\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 272 [pid 6441] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] getdents64(3 [pid 5783] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x4b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x54\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5610] <... write resumed>) = 424 [pid 6441] <... sendmsg resumed>) = 28 [pid 5815] fstat(3 [pid 5808] close(3 [pid 5783] fstat(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6441] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x4b\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6441] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] unlinkat(AT_FDCWD, "./62", AT_REMOVEDIR [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x55\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6441] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] newfstatat(AT_FDCWD, "./61/binderfs" [pid 5625] <... pselect6 resumed>) = 3 (in [3 18 29], left {tv_sec=0, tv_nsec=999916904}) [pid 5610] <... write resumed>) = 424 [pid 6441] <... futex resumed>) = 0 [pid 5815] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] mkdirat(AT_FDCWD, "./63", 0777 [pid 5783] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] read(6 [pid 6441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6441] <... sendmsg resumed>) = 20 [pid 5783] newfstatat(AT_FDCWD, "./60/binderfs" [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] unlink("./61/binderfs" [pid 5610] epoll_pwait(4 [pid 6441] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./64/binderfs" [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5777] <... unlink resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6441] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] unlink("./60/binderfs" [pid 5777] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6441] close_range(3, 30, 0 [pid 5815] unlink("./64/binderfs" [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x54\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6441] <... close_range resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./61/cgroup.net" [pid 5625] read(29 [pid 6441] exit_group(0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] <... exit_group resumed>) = ? [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=179267168} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] newfstatat(AT_FDCWD, "./60/cgroup.net" [pid 5815] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./64/cgroup.net") = 0 [pid 5777] unlink("./61/cgroup.net" [pid 5815] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x46\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf9\xf0\x1a"..., 216 [pid 5783] unlink("./60/cgroup.net" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 192, NULL, 0) = 1 [pid 5815] newfstatat(AT_FDCWD, "./64/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./61/cgroup.cpu" [pid 5610] <... futex resumed>) = 1 [pid 5815] unlink("./64/cgroup.cpu" [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x4c\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5815] <... unlink resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./61/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x46\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf9\xf0\x1a"..., 32516876) = 216 [pid 6441] +++ exited with 0 +++ [pid 5815] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./60/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] newfstatat(AT_FDCWD, "./64/cgroup" [pid 5808] <... close resumed>) = 0 [pid 5777] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] rt_sigreturn({mask=[]} [pid 5610] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./60/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] read(18 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] unlink("./64/cgroup" [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./61/cgroup" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] close(3 [pid 5783] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x48\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xba\x45\x19"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=161301816} [pid 5815] getdents64(3 [pid 5808] <... close resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./61/cgroup" [pid 5625] <... write resumed>) = 216 [pid 5815] unlinkat(AT_FDCWD, "./64", AT_REMOVEDIR [pid 5808] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x4d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5783] newfstatat(AT_FDCWD, "./60/cgroup" [pid 5777] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5815] mkdirat(AT_FDCWD, "./65", 0777 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./60/cgroup" [pid 5777] close(3 [pid 5625] <... write resumed>) = 48 [pid 5808] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999979203}) [pid 5777] unlinkat(AT_FDCWD, "./61", AT_REMOVEDIR [pid 5625] read(3 [pid 5808] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] read(249 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] read(3 [pid 5815] <... openat resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] getdents64(3 [pid 5777] mkdirat(AT_FDCWD, "./62", 0777 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x55\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3) = 0 [pid 5815] close(3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./60", AT_REMOVEDIR [pid 5777] <... openat resumed>) = 3 [pid 5758] <... write resumed>) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=995261129}) [pid 5815] <... socket resumed>) = 3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5815] close(3 [pid 5783] mkdirat(AT_FDCWD, "./61", 0777 [pid 5777] <... close resumed>) = 0 [pid 5625] read(13ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6442 attached [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6442] set_robust_list(0x5555673497e0, 24 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... socket resumed>) = 3 [pid 5758] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x49\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x6e\xf9\x18"..., 216 [pid 5783] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5815] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5815] close(3 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 66 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x4e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 165, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6442] <... set_robust_list resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... futex resumed>) = 1 [pid 6442] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... socket resumed>) = 3 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./60/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x4c\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00"..., 32516876) = 592 [pid 6442] chdir("./63" [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x56\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] unlink("./60/binderfs" [pid 5610] <... write resumed>) = 424 [pid 6442] <... chdir resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=997534068}) [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x57\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6442] <... prctl resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] <... write resumed>) = 424 [pid 6442] setpgid(0, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x56\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x58\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6442] <... setpgid resumed>) = 0 [pid 5815] read(249 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./60/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6442] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981141}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6442] <... symlinkat resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./60/cgroup.net" [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] read(249 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 6442] <... symlinkat resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... socket resumed>) = 3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6442] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x57\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6442] <... symlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] newfstatat(AT_FDCWD, "./60/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982159}) [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=75000559} [pid 5783] read(249 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6443 attached [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6442] <... openat resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] unlink("./60/cgroup.cpu" [pid 5625] read(3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x58\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6443] set_robust_list(0x55556b15e7e0, 24 [pid 6442] write(3, "1000", 4 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 68 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6444 attached [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./60/cgroup" [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6442] <... write resumed>) = 4 [pid 6443] <... set_robust_list resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6442] close(3 [pid 6444] set_robust_list(0x5555771c07e0, 24 [pid 6443] rt_sigprocmask(SIG_SETMASK, [] [pid 6442] <... close resumed>) = 0 [pid 5758] unlink("./60/cgroup" [pid 6444] <... set_robust_list resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6445 attached [pid 6443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6442] read(200 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 65 [pid 5758] <... unlink resumed>) = 0 [pid 6445] set_robust_list(0x5555944427e0, 24 [pid 6444] rt_sigprocmask(SIG_SETMASK, [] [pid 6443] chdir("./65" [pid 6442] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 64 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] getdents64(3 [pid 6445] <... set_robust_list resumed>) = 0 [pid 6444] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6443] <... chdir resumed>) = 0 [pid 6442] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6445] rt_sigprocmask(SIG_SETMASK, [] [pid 6443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6444] chdir("./62" [pid 6443] <... prctl resumed>) = 0 [pid 6442] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] close(3 [pid 6445] chdir("./61" [pid 6444] <... chdir resumed>) = 0 [pid 6443] setpgid(0, 0 [pid 6442] close(249 [pid 5758] <... close resumed>) = 0 [pid 6445] <... chdir resumed>) = 0 [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6443] <... setpgid resumed>) = 0 [pid 6442] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./60", AT_REMOVEDIR [pid 6442] close(248 [pid 6444] <... prctl resumed>) = 0 [pid 6445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6443] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6442] <... close resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6445] <... prctl resumed>) = 0 [pid 6444] setpgid(0, 0 [pid 6445] setpgid(0, 0 [pid 6444] <... setpgid resumed>) = 0 [pid 6442] prctl(PR_SET_NAME, "syz.3.330" [pid 6445] <... setpgid resumed>) = 0 [pid 6444] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6445] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6444] <... symlinkat resumed>) = 0 [pid 6445] <... symlinkat resumed>) = 0 [pid 6443] <... symlinkat resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./61", 0777 [pid 6444] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6443] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... mkdirat resumed>) = 0 [pid 6444] <... symlinkat resumed>) = 0 [pid 6443] <... symlinkat resumed>) = 0 [pid 6442] <... prctl resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6442] close(4) = 0 [pid 6445] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6444] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6442] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... openat resumed>) = 3 [pid 6443] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net") = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6445] <... symlinkat resumed>) = 0 [pid 6444] <... symlinkat resumed>) = 0 [pid 6443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6442] <... futex resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6442] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6445] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6442] <... futex resumed>) = 0 [pid 6444] <... openat resumed>) = 3 [pid 6443] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6445] <... symlinkat resumed>) = 0 [pid 6444] write(3, "1000", 4 [pid 6443] write(3, "1000", 4 [pid 6442] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6444] <... write resumed>) = 4 [pid 6443] <... write resumed>) = 4 [pid 6445] <... openat resumed>) = 3 [pid 6444] close(3 [pid 6443] close(3 [pid 6442] <... openat resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6444] <... close resumed>) = 0 [pid 6445] write(3, "1000", 4 [pid 6444] read(200 [pid 5758] close(3 [pid 6443] <... close resumed>) = 0 [pid 6445] <... write resumed>) = 4 [pid 6444] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6443] read(200 [pid 6442] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6445] close(3 [pid 6443] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] <... setns resumed>) = 0 [pid 6442] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6445] <... close resumed>) = 0 [pid 6444] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6443] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6442] <... socket resumed>) = 4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6445] read(200 [pid 5758] <... socket resumed>) = 3 [pid 6445] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] <... symlinkat resumed>) = 0 [pid 6443] <... symlinkat resumed>) = 0 [pid 6442] setns(3, 0 [pid 6445] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6444] close(249 [pid 6443] close(249 [pid 6442] <... setns resumed>) = 0 [pid 5758] close(3 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6442] close(3 [pid 6445] <... symlinkat resumed>) = 0 [pid 6444] <... close resumed>) = 0 [pid 6443] <... close resumed>) = 0 [pid 6442] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6445] close(249 [pid 6444] close(248 [pid 6443] close(248 [pid 6445] <... close resumed>) = 0 [pid 6442] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] close(248 [pid 5758] close(3 [pid 6442] <... futex resumed>) = 0 [pid 6445] <... close resumed>) = 0 [pid 6443] <... close resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 85, NULL, 0) = 0 [pid 6442] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] prctl(PR_SET_NAME, "syz.0.332" [pid 6444] <... close resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 5758] <... close resumed>) = 0 [pid 6443] prctl(PR_SET_NAME, "syz.4.333" [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6445] <... prctl resumed>) = 0 [pid 6444] prctl(PR_SET_NAME, "syz.2.331" [pid 6442] <... futex resumed>) = 0 [pid 6443] <... prctl resumed>) = 0 [pid 6445] close(4 [pid 6444] <... prctl resumed>) = 0 [pid 6443] close(4 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5610] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6445] <... close resumed>) = 0 [pid 6444] close(4 [pid 6443] <... close resumed>) = 0 [pid 6442] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... socket resumed>) = 3 [pid 5610] <... futex resumed>) = 1 [pid 6444] <... close resumed>) = 0 [pid 6443] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6445] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6442] <... sendto resumed>) = 32 [pid 5758] close(3 [pid 5623] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=973747659} [pid 6443] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6442] recvfrom(4 [pid 6445] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6442] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=66}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] read(249 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6443] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6445] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6444] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6443] <... openat resumed>) = 3 [pid 6442] recvfrom(4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6442] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=66}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6444] <... openat resumed>) = 3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6445] <... openat resumed>) = 3 [pid 6443] setns(201, 0) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6444] setns(201, 0 [pid 6443] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6442] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6445] setns(201, 0 [pid 6442] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6446 attached [pid 6445] <... setns resumed>) = 0 [pid 6444] <... setns resumed>) = 0 [pid 6443] <... socket resumed>) = 4 [pid 6442] <... futex resumed>) = 0 [pid 6445] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6442] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6446] set_robust_list(0x55556d03f7e0, 24 [pid 6445] <... socket resumed>) = 4 [pid 6444] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6443] setns(3, 0 [pid 6442] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 64 [pid 6446] <... set_robust_list resumed>) = 0 [pid 6445] setns(3, 0 [pid 6444] <... socket resumed>) = 4 [pid 6443] <... setns resumed>) = 0 [pid 6442] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6446] rt_sigprocmask(SIG_SETMASK, [] [pid 6445] <... setns resumed>) = 0 [pid 6444] setns(3, 0 [pid 6443] close(3 [pid 6442] <... futex resumed>) = 0 [pid 6446] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6445] close(3 [pid 6444] <... setns resumed>) = 0 [pid 6443] <... close resumed>) = 0 [pid 6442] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6445] <... close resumed>) = 0 [pid 6442] <... futex resumed>) = 0 [pid 6446] chdir("./61" [pid 6445] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] close(3 [pid 6443] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... close resumed>) = 0 [pid 6442] <... sendmsg resumed>) = 28 [pid 6446] <... chdir resumed>) = 0 [pid 6444] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6445] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = 0 [pid 6442] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... prctl resumed>) = 0 [pid 6445] <... futex resumed>) = 0 [pid 6444] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... futex resumed>) = 0 [pid 6446] setpgid(0, 0 [pid 6445] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6444] <... futex resumed>) = 0 [pid 6443] <... futex resumed>) = 0 [pid 6442] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... setpgid resumed>) = 0 [pid 6445] <... sendto resumed>) = 32 [pid 6442] <... futex resumed>) = 0 [pid 6446] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6445] recvfrom(4 [pid 6444] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6443] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6442] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6446] <... symlinkat resumed>) = 0 [pid 6445] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=64}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6444] <... sendto resumed>) = 32 [pid 6443] <... sendto resumed>) = 32 [pid 6446] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6445] recvfrom(4 [pid 6444] recvfrom(4 [pid 6442] <... sendmsg resumed>) = 20 [pid 6445] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=64}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6443] recvfrom(4 [pid 6445] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=65}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6443] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=68}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6442] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... symlinkat resumed>) = 0 [pid 6445] <... futex resumed>) = 0 [pid 6444] recvfrom(4 [pid 6442] <... futex resumed>) = 0 [pid 6446] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6445] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=65}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6443] recvfrom(4 [pid 6442] close_range(3, 30, 0 [pid 6446] <... symlinkat resumed>) = 0 [pid 6445] <... futex resumed>) = 0 [pid 6444] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=68}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6445] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6444] <... futex resumed>) = 0 [pid 6443] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... close_range resumed>) = 0 [pid 6446] <... openat resumed>) = 3 [pid 6445] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6445] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = 0 [pid 6442] exit_group(0 [pid 6446] write(3, "1000", 4 [pid 6445] <... futex resumed>) = 0 [pid 6444] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6443] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... exit_group resumed>) = ? [pid 6446] <... write resumed>) = 4 [pid 6444] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6443] <... futex resumed>) = 0 [pid 6446] close(3 [pid 6444] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6446] <... close resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6443] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] read(200 [pid 6444] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] <... futex resumed>) = 0 [pid 6446] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6443] <... futex resumed>) = 0 [pid 6446] <... symlinkat resumed>) = 0 [pid 6445] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... sendmsg resumed>) = 28 [pid 6443] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] close(249 [pid 6445] <... futex resumed>) = 0 [pid 6444] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... close resumed>) = 0 [pid 6445] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6444] <... futex resumed>) = 0 [pid 6443] <... futex resumed>) = 0 [pid 6446] close(248 [pid 6445] <... sendmsg resumed>) = 28 [pid 6444] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6446] <... close resumed>) = 0 [pid 6445] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = 0 [pid 6443] <... sendmsg resumed>) = 28 [pid 6446] prctl(PR_SET_NAME, "syz.1.334" [pid 6445] <... futex resumed>) = 0 [pid 6444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6443] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] +++ exited with 0 +++ [pid 6446] <... prctl resumed>) = 0 [pid 6445] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... sendmsg resumed>) = 20 [pid 6443] <... futex resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6446] close(4 [pid 6445] <... futex resumed>) = 0 [pid 6444] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... close resumed>) = 0 [pid 6445] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6444] <... futex resumed>) = 0 [pid 6443] <... futex resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6446] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... sendmsg resumed>) = 20 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 6445] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] <... futex resumed>) = 0 [pid 6445] close_range(3, 30, 0 [pid 6444] close_range(3, 30, 0 [pid 6443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6446] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... close_range resumed>) = 0 [pid 6443] <... sendmsg resumed>) = 20 [pid 6446] <... futex resumed>) = 0 [pid 6443] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6444] exit_group(0 [pid 6443] <... futex resumed>) = 0 [pid 6446] <... openat resumed>) = 3 [pid 6444] <... exit_group resumed>) = ? [pid 6443] close_range(3, 30, 0 [pid 6445] <... close_range resumed>) = 0 [pid 6443] <... close_range resumed>) = 0 [pid 6445] exit_group(0) = ? [pid 6446] setns(201, 0 [pid 6444] +++ exited with 0 +++ [pid 6443] exit_group(0 [pid 6446] <... setns resumed>) = 0 [pid 6443] <... exit_group resumed>) = ? [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6446] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5777] rt_sigreturn({mask=[]} [pid 6446] setns(3, 0 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6446] <... setns resumed>) = 0 [pid 6446] close(3 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6446] <... close resumed>) = 0 [pid 6445] +++ exited with 0 +++ [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=784562626}) [pid 5808] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6446] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(21 [pid 6446] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x4a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x14\xa8\x1b"..., 216 [pid 6446] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] +++ exited with 0 +++ [pid 5808] <... openat resumed>) = 3 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 976, NULL, 0) = 1 [pid 6446] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5808] fstat(3 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x4f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6446] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6446] <... sendto resumed>) = 32 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] getdents64(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6446] recvfrom(4 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 6446] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=64}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6446] recvfrom(4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999959989}) [pid 5623] read(6 [pid 5615] sched_yield( [pid 6446] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=64}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] newfstatat(AT_FDCWD, "./63/binderfs" [pid 5777] fstat(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(23 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x4a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x14\xa8\x1b"..., 32516876) = 216 [pid 6446] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] read(6 [pid 6446] <... futex resumed>) = 0 [pid 5815] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x4b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 216 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_yield resumed>) = 0 [pid 6446] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./63/binderfs" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 216 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6446] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6446] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x50\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6446] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5623] epoll_pwait(4 [pid 6446] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./63/cgroup.net" [pid 5783] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=824116118} [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x50\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6446] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] fstat(3 [pid 5777] newfstatat(AT_FDCWD, "./62/binderfs" [pid 5625] <... write resumed>) = 48 [pid 6446] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 6446] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] unlink("./63/cgroup.net" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] unlink("./62/binderfs" [pid 5625] <... pselect6 resumed>) = 2 (in [18 29], left {tv_sec=0, tv_nsec=999971588}) [pid 6446] <... sendmsg resumed>) = 28 [pid 5625] read(29 [pid 6446] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6446] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x4c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xd5\xeb\x14"..., 216 [pid 6446] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 6446] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./63/cgroup.cpu" [pid 5783] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 6446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] newfstatat(AT_FDCWD, "./65/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6446] <... sendmsg resumed>) = 20 [pid 5808] unlink("./63/cgroup.cpu" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x51\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6446] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./61/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./62/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 6446] <... futex resumed>) = 0 [pid 5815] unlink("./65/binderfs" [pid 6446] close_range(3, 30, 0 [pid 5808] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x51\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6446] <... close_range resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./62/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5815] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./61/binderfs" [pid 6446] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./63/cgroup" [pid 6446] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./65/cgroup.net" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] read(18 [pid 5808] unlink("./63/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] unlink("./65/cgroup.net" [pid 5783] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x4d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x2a\x75\x15"..., 216 [pid 6446] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 828, NULL, 0) = 1 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5808] close(3 [pid 5758] rt_sigreturn({mask=[]} [pid 5808] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./63", AT_REMOVEDIR [pid 5815] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./61/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./62/cgroup.cpu" [pid 5625] <... write resumed>) = 216 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] mkdirat(AT_FDCWD, "./64", 0777 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x52\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./65/cgroup.cpu" [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] unlink("./61/cgroup.net" [pid 5777] unlink("./62/cgroup.cpu" [pid 5758] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 56 [pid 5615] sched_yield( [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] unlink("./65/cgroup.cpu" [pid 5808] <... openat resumed>) = 3 [pid 5783] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x52\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x4f\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 864 [pid 5815] <... unlink resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 5815] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] newfstatat(AT_FDCWD, "./61/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./62/cgroup" [pid 5758] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x59\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999985433}) [pid 5623] <... write resumed>) = 424 [pid 5815] newfstatat(AT_FDCWD, "./65/cgroup" [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./61/cgroup.cpu" [pid 5777] unlink("./62/cgroup" [pid 5625] read(13 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] unlink("./65/cgroup" [pid 5808] close(3 [pid 5783] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x4e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x63\x47\x15"..., 216 [pid 5808] <... close resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5815] <... unlink resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] getdents64(3 [pid 5758] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./61/cgroup" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x53\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5615] getpid( [pid 5808] close(3 [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./61/binderfs" [pid 5615] <... getpid resumed>) = 5610 [pid 5610] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] tgkill(5610, 5623, SIGURG [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] unlinkat(AT_FDCWD, "./62", AT_REMOVEDIR [pid 5783] unlink("./61/cgroup" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x53\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] epoll_pwait(4 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] unlink("./61/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5615] <... tgkill resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5777] mkdirat(AT_FDCWD, "./63", 0777 [pid 5758] <... unlink resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./65", AT_REMOVEDIR [pid 5808] close(3 [pid 5758] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 5610] <... write resumed>) = 424 [pid 5783] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981882}) [pid 5610] read(6 [pid 5815] mkdirat(AT_FDCWD, "./66", 0777 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./61/cgroup.net" [pid 5625] read(3 [pid 5623] rt_sigreturn({mask=[]} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5623] <... rt_sigreturn resumed>) = 1 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x4e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x63\x47\x15"..., 32516876) = 272 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] close(3 [pid 5783] unlinkat(AT_FDCWD, "./61", AT_REMOVEDIR [pid 5758] unlink("./61/cgroup.net" [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5619] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 5808] read(249 [pid 5758] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x59\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] mkdirat(AT_FDCWD, "./62", 0777 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 26810, NULL, 0) = 1 [pid 5619] <... write resumed>) = 8 [pid 5610] <... write resumed>) = 424 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x4f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] read(6 [pid 5815] <... openat resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] newfstatat(AT_FDCWD, "./61/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(5 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982351}) [pid 5623] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5758] unlink("./61/cgroup.cpu" [pid 5625] read(3 [pid 5623] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6447 attached [pid 5815] close(3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6447] set_robust_list(0x5555673497e0, 24 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 67 [pid 5758] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] epoll_pwait(4 [pid 6447] <... set_robust_list resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6447] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=722274949} [pid 6447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./61/cgroup" [pid 5625] read(3 [pid 5777] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6447] chdir("./64" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6447] <... chdir resumed>) = 0 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./61/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999989384}) [pid 6447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... close resumed>) = 0 [pid 6447] <... prctl resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6447] setpgid(0, 0 [pid 5758] getdents64(3 [pid 6447] <... setpgid resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6447] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6447] <... symlinkat resumed>) = 0 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 6447] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] unlinkat(AT_FDCWD, "./61", AT_REMOVEDIR [pid 6447] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6447] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6447] <... symlinkat resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] close(3 [pid 5758] mkdirat(AT_FDCWD, "./62", 0777 [pid 6447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983259}) [pid 6447] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6447] write(3, "1000", 4 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6447] <... write resumed>) = 4 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6447] close(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 [pid 5625] read(3 [pid 6447] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] close(3 [pid 5625] read(3 [pid 6447] read(200 [pid 5815] <... socket resumed>) = 3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6447] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6447] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983395}) [pid 6447] <... symlinkat resumed>) = 0 [pid 5815] read(249 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6447] close(249 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x52\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] read(249 [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x50\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6447] <... close resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6447] close(248 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 6447] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6447] prctl(PR_SET_NAME, "syz.3.335" [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5783] read(249 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x51\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6447] <... prctl resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] close(3 [pid 6447] close(4) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6448 attached [pid 6447] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCPci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6449 attached [pid 6447] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 69 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6448] set_robust_list(0x55556b15e7e0, 24 [pid 6447] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6447] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6450 attached [pid 5758] <... close resumed>) = 0 [pid 6447] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6449] set_robust_list(0x5555771c07e0, 24 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 66 [pid 6450] set_robust_list(0x5555944427e0, 24 [pid 6449] <... set_robust_list resumed>) = 0 [pid 6447] <... openat resumed>) = 3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... socket resumed>) = 3 [pid 6448] <... set_robust_list resumed>) = 0 [pid 6450] <... set_robust_list resumed>) = 0 [pid 6449] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 65 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] close(3 [pid 6450] rt_sigprocmask(SIG_SETMASK, [] [pid 6449] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [] [pid 6447] setns(201, 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6450] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6449] chdir("./63" [pid 6448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6447] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6450] chdir("./62" [pid 6449] <... chdir resumed>) = 0 [pid 6448] chdir("./66" [pid 6447] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6450] <... chdir resumed>) = 0 [pid 6449] <... prctl resumed>) = 0 [pid 6447] <... socket resumed>) = 4 [pid 5758] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x53\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6448] <... chdir resumed>) = 0 [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6449] setpgid(0, 0 [pid 6450] <... prctl resumed>) = 0 [pid 6449] <... setpgid resumed>) = 0 [pid 6450] setpgid(0, 0 [pid 6449] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6450] <... setpgid resumed>) = 0 [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6447] setns(3, 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6450] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6449] <... symlinkat resumed>) = 0 [pid 6448] <... prctl resumed>) = 0 [pid 6447] <... setns resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6449] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6448] setpgid(0, 0 [pid 6447] close(3 [pid 6448] <... setpgid resumed>) = 0 [pid 6450] <... symlinkat resumed>) = 0 [pid 6449] <... symlinkat resumed>) = 0 [pid 6450] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6447] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6451 attached [pid 6449] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6448] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6447] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] set_robust_list(0x55556d03f7e0, 24 [pid 6450] <... symlinkat resumed>) = 0 [pid 6451] <... set_robust_list resumed>) = 0 [pid 6449] <... symlinkat resumed>) = 0 [pid 6448] <... symlinkat resumed>) = 0 [pid 6447] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 65 [pid 6451] rt_sigprocmask(SIG_SETMASK, [] [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6451] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6448] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6447] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net") = 0 [pid 6448] <... symlinkat resumed>) = 0 [pid 6451] chdir("./62" [pid 6449] <... openat resumed>) = 3 [pid 6447] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6451] <... chdir resumed>) = 0 [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6448] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6447] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6450] <... openat resumed>) = 3 [pid 6449] write(3, "1000", 4 [pid 6448] <... symlinkat resumed>) = 0 [pid 6451] <... prctl resumed>) = 0 [pid 6450] write(3, "1000", 4 [pid 6449] <... write resumed>) = 4 [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6447] <... sendto resumed>) = 32 [pid 6451] setpgid(0, 0 [pid 6450] <... write resumed>) = 4 [pid 6449] close(3 [pid 6451] <... setpgid resumed>) = 0 [pid 6450] close(3 [pid 6449] <... close resumed>) = 0 [pid 6448] <... openat resumed>) = 3 [pid 6447] recvfrom(4 [pid 6451] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6449] read(200 [pid 6450] <... close resumed>) = 0 [pid 6449] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] <... symlinkat resumed>) = 0 [pid 6448] write(3, "1000", 4 [pid 6447] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=67}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6451] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6450] read(200 [pid 6449] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6448] <... write resumed>) = 4 [pid 6451] <... symlinkat resumed>) = 0 [pid 6450] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] <... symlinkat resumed>) = 0 [pid 6448] close(3 [pid 6447] recvfrom(4 [pid 6451] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6448] <... close resumed>) = 0 [pid 6447] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=67}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6451] <... symlinkat resumed>) = 0 [pid 6450] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6449] close(249 [pid 6448] read(200 [pid 6451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6450] <... symlinkat resumed>) = 0 [pid 6449] <... close resumed>) = 0 [pid 6447] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] close(248) = 0 [pid 6450] close(249 [pid 6449] prctl(PR_SET_NAME, "syz.2.336" [pid 6447] <... futex resumed>) = 0 [pid 6451] <... openat resumed>) = 3 [pid 6450] <... close resumed>) = 0 [pid 6449] <... prctl resumed>) = 0 [pid 6451] write(3, "1000", 4 [pid 6450] close(248 [pid 6449] close(4 [pid 6448] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6447] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... write resumed>) = 4 [pid 6450] <... close resumed>) = 0 [pid 6449] <... close resumed>) = 0 [pid 6447] <... futex resumed>) = 0 [pid 6451] close(3 [pid 6450] prctl(PR_SET_NAME, "syz.0.337" [pid 6449] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6451] <... close resumed>) = 0 [pid 6450] <... prctl resumed>) = 0 [pid 6447] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6449] <... futex resumed>) = 0 [pid 6451] read(200 [pid 6450] close(4 [pid 6449] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... symlinkat resumed>) = 0 [pid 6447] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] <... close resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] close(249 [pid 6447] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6450] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6448] <... close resumed>) = 0 [pid 6447] <... futex resumed>) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6448] close(248 [pid 6447] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... openat resumed>) = 3 [pid 6451] <... symlinkat resumed>) = 0 [pid 6450] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... close resumed>) = 0 [pid 6447] <... futex resumed>) = 0 [pid 6451] close(249 [pid 6450] <... futex resumed>) = 0 [pid 6449] setns(201, 0 [pid 6448] prctl(PR_SET_NAME, "syz.4.338" [pid 6447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6451] <... close resumed>) = 0 [pid 6450] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6449] <... setns resumed>) = 0 [pid 6448] <... prctl resumed>) = 0 [pid 6451] close(248 [pid 6450] <... openat resumed>) = 3 [pid 6448] close(4 [pid 6447] <... sendmsg resumed>) = 28 [pid 6451] <... close resumed>) = 0 [pid 6450] setns(201, 0 [pid 6449] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6448] <... close resumed>) = 0 [pid 6447] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] prctl(PR_SET_NAME, "syz.1.339" [pid 6450] <... setns resumed>) = 0 [pid 6449] <... socket resumed>) = 4 [pid 6448] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... prctl resumed>) = 0 [pid 6447] <... futex resumed>) = 0 [pid 6451] close(4 [pid 6450] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6449] setns(3, 0 [pid 6448] <... futex resumed>) = 0 [pid 6447] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... close resumed>) = 0 [pid 6450] <... socket resumed>) = 4 [pid 6449] <... setns resumed>) = 0 [pid 6448] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 6451] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] setns(3, 0 [pid 6449] close(3 [pid 6448] <... futex resumed>) = 0 [pid 6447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6451] <... futex resumed>) = 0 [pid 6450] <... setns resumed>) = 0 [pid 6449] <... close resumed>) = 0 [pid 6448] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6447] <... sendmsg resumed>) = 20 [pid 6451] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] close(3 [pid 6449] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... openat resumed>) = 3 [pid 6451] <... futex resumed>) = 0 [pid 6450] <... close resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6447] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6450] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] setns(201, 0 [pid 6447] <... futex resumed>) = 0 [pid 6451] <... openat resumed>) = 3 [pid 6450] <... futex resumed>) = 0 [pid 6447] close_range(3, 30, 0 [pid 6448] <... setns resumed>) = 0 [pid 6450] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = 0 [pid 6451] setns(201, 0 [pid 6450] <... futex resumed>) = 0 [pid 6449] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6448] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6447] <... close_range resumed>) = 0 [pid 6451] <... setns resumed>) = 0 [pid 6450] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6449] <... sendto resumed>) = 32 [pid 6448] <... socket resumed>) = 4 [pid 6451] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6450] <... sendto resumed>) = 32 [pid 6449] recvfrom(4 [pid 6448] setns(3, 0 [pid 6447] exit_group(0 [pid 6451] <... socket resumed>) = 4 [pid 6450] recvfrom(4 [pid 6449] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=66}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6448] <... setns resumed>) = 0 [pid 6447] <... exit_group resumed>) = ? [pid 6451] setns(3, 0 [pid 6450] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=65}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6449] recvfrom(4 [pid 6448] close(3 [pid 6451] <... setns resumed>) = 0 [pid 6450] recvfrom(4 [pid 6447] +++ exited with 0 +++ [pid 6451] close(3 [pid 6450] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=65}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6449] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=66}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6448] <... close resumed>) = 0 [pid 6451] <... close resumed>) = 0 [pid 6450] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6451] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6451] <... futex resumed>) = 0 [pid 6450] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6451] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6451] <... futex resumed>) = 0 [pid 6450] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6450] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6448] <... futex resumed>) = 0 [pid 6451] <... sendto resumed>) = 32 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6448] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6451] recvfrom(4 [pid 6450] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... sendto resumed>) = 32 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=822651494}) [pid 6451] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-564152918}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] recvfrom(4 [pid 5808] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6451] recvfrom(4 [pid 6450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6449] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=69}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6451] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-564152918}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6450] <... sendmsg resumed>) = 28 [pid 6449] <... futex resumed>) = 0 [pid 6448] recvfrom(4 [pid 5808] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x4f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x0f\xbe\x14"..., 216 [pid 6451] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6448] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=69}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 728, NULL, 0) = 1 [pid 6451] <... futex resumed>) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... sendmsg resumed>) = 28 [pid 6448] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x54\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6451] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6451] <... futex resumed>) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x54\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6451] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6449] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6451] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6449] <... futex resumed>) = 0 [pid 6448] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] sched_getaffinity(0, 8192 [pid 6451] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... sendmsg resumed>) = 20 [pid 6449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6448] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x4f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x0f\xbe\x14"..., 32516876) = 216 [pid 5623] read(6, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] <... futex resumed>) = 0 [pid 6450] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... sendmsg resumed>) = 20 [pid 6448] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] epoll_pwait(4 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6451] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = 0 [pid 6449] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./64/binderfs" [pid 6451] <... futex resumed>) = 0 [pid 6450] close_range(3, 30, 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6451] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6450] <... close_range resumed>) = 0 [pid 6449] close_range(3, 30, 0 [pid 6448] <... futex resumed>) = 0 [pid 5808] unlink("./64/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6451] <... sendmsg resumed>) = 28 [pid 6450] exit_group(0 [pid 6449] <... close_range resumed>) = 0 [pid 6448] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6451] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... exit_group resumed>) = ? [pid 6449] exit_group(0 [pid 6448] <... sendmsg resumed>) = 28 [pid 5808] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6451] <... futex resumed>) = 0 [pid 6449] <... exit_group resumed>) = ? [pid 6448] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=457262813} [pid 6451] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6451] <... futex resumed>) = 0 [pid 6448] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6451] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6450] +++ exited with 0 +++ [pid 6449] +++ exited with 0 +++ [pid 6448] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./64/cgroup.net" [pid 6451] <... sendmsg resumed>) = 20 [pid 6448] <... sendmsg resumed>) = 20 [pid 5808] <... unlink resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 469, NULL, 0) = 1 [pid 6451] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] rt_sigreturn({mask=[]} [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6451] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 5808] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] rt_sigreturn({mask=[]} [pid 6451] close_range(3, 30, 0 [pid 6448] close_range(3, 30, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... rt_sigreturn resumed>) = 65 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6451] <... close_range resumed>) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5623] read(6 [pid 6451] exit_group(0 [pid 6448] <... close_range resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./64/cgroup.cpu" [pid 5783] <... write resumed>) = 4 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x54\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=952361441}) [pid 5625] read(29 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6451] <... exit_group resumed>) = ? [pid 6448] exit_group(0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x51\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 216 [pid 5623] <... write resumed>) = 424 [pid 6448] <... exit_group resumed>) = ? [pid 5783] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5615] epoll_pwait(4 [pid 5783] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] getdents64(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6448] +++ exited with 0 +++ [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5808] unlink("./64/cgroup.cpu" [pid 5783] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] read(6 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./62/binderfs" [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./62/binderfs") = 0 [pid 5777] <... write resumed>) = 4 [pid 5623] epoll_pwait(4 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] newfstatat(AT_FDCWD, "./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] epoll_pwait(4 [pid 5808] unlink("./64/cgroup" [pid 5777] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6451] +++ exited with 0 +++ [pid 5783] newfstatat(AT_FDCWD, "./62/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 410, NULL, 0) = 1 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] getdents64(3 [pid 5783] unlink("./62/cgroup.net" [pid 5777] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] rt_sigreturn({mask=[]} [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x55\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x51\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 32516876) = 216 [pid 5808] close(3 [pid 5777] fstat(3 [pid 5623] read(6 [pid 5783] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] unlinkat(AT_FDCWD, "./64", AT_REMOVEDIR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] getdents64(3 [pid 5815] <... write resumed>) = 4 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x55\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] epoll_pwait(4 [pid 5815] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./62/cgroup.cpu" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] mkdirat(AT_FDCWD, "./65", 0777 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 5815] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] unlink("./62/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 3 (in [3 18 23], left {tv_sec=0, tv_nsec=999980986}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=393922390} [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./63/binderfs" [pid 5625] read(3 [pid 5815] <... openat resumed>) = 3 [pid 5783] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] fstat(3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./63/binderfs" [pid 5625] read(3 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] newfstatat(AT_FDCWD, "./62/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] getdents64(3 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(23, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] unlink("./62/cgroup" [pid 5777] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x50\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xe7\x76\x1a"..., 216 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5777] newfstatat(AT_FDCWD, "./63/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5815] newfstatat(AT_FDCWD, "./66/binderfs" [pid 5808] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x56\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5783] close(3 [pid 5777] unlink("./63/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5815] unlink("./66/binderfs" [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x56\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... unlink resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlinkat(AT_FDCWD, "./62", AT_REMOVEDIR [pid 5815] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 48 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... socket resumed>) = 3 [pid 5625] read(18 [pid 5815] newfstatat(AT_FDCWD, "./66/cgroup.net" [pid 5808] close(3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./63/cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./63", 0777 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5815] unlink("./66/cgroup.net" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] unlink("./63/cgroup.cpu" [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x52\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x35\x27\x19"..., 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 397, NULL, 0) = 1 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] close(3 [pid 5777] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5815] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x57\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./63/cgroup" [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5808] <... socket resumed>) = 3 [pid 5815] newfstatat(AT_FDCWD, "./66/cgroup.cpu" [pid 5808] close(3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x57\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x55\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 592 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] unlink("./63/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] unlink("./66/cgroup.cpu" [pid 5808] read(249 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./62/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x54\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999981620}) [pid 5623] <... write resumed>) = 424 [pid 5815] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] getdents64(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x60\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] newfstatat(AT_FDCWD, "./66/cgroup" [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5777] close(3 [pid 5758] unlink("./62/binderfs" [pid 5625] read(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6452 attached [pid 5815] unlink("./66/cgroup" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlinkat(AT_FDCWD, "./63", AT_REMOVEDIR [pid 5758] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x5f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x61\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6452] set_robust_list(0x5555673497e0, 24 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 68 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6452] <... set_robust_list resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5758] newfstatat(AT_FDCWD, "./62/cgroup.net" [pid 5625] read(13 [pid 5623] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6452] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./64", 0777 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] read(6 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6452] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] unlink("./62/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] epoll_pwait(4 [pid 6452] chdir("./65" [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x53\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x7d\x0f\x1b"..., 216 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=285904563} [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 303, NULL, 0) = 1 [pid 6452] <... chdir resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./66", AT_REMOVEDIR [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5758] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x58\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6452] <... prctl resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./67", 0777 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] newfstatat(AT_FDCWD, "./62/cgroup.cpu" [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6452] setpgid(0, 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x58\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x53\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x7d\x0f\x1b"..., 32516876) = 216 [pid 6452] <... setpgid resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5610] read(6 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./62/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6452] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6452] <... symlinkat resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999987441}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x55\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5610] epoll_pwait(4 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./62/cgroup" [pid 5625] read(3 [pid 6452] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] close(3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 6452] <... symlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6452] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] <... close resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=258406225} [pid 5777] <... socket resumed>) = 3 [pid 6452] <... symlinkat resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] unlink("./62/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x60\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5815] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981793}) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6453 attached [pid 6452] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5758] close(3 [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6453] set_robust_list(0x5555944427e0, 24 [pid 6452] write(3, "1000", 4 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 66 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlinkat(AT_FDCWD, "./62", AT_REMOVEDIR [pid 6453] <... set_robust_list resumed>) = 0 [pid 6452] <... write resumed>) = 4 [pid 5815] close(3 [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 270, NULL, 0) = 1 [pid 6453] rt_sigprocmask(SIG_SETMASK, [] [pid 6452] close(3 [pid 5815] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x61\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6452] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... futex resumed>) = 1 [pid 5758] mkdirat(AT_FDCWD, "./63", 0777 [pid 5610] read(6 [pid 6453] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6452] read(200 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... futex resumed>) = 0 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x58\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6453] chdir("./63" [pid 6452] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x62\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6453] <... chdir resumed>) = 0 [pid 6452] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] close(3 [pid 5777] read(249 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5610] <... write resumed>) = 424 [pid 6453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6452] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=995055990}) [pid 5610] read(6 [pid 6453] <... prctl resumed>) = 0 [pid 6452] close(249 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x56\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] setpgid(0, 0 [pid 6452] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6453] <... setpgid resumed>) = 0 [pid 6452] close(248 [pid 5815] close(3 [pid 5625] read(3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6453] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6452] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] epoll_pwait(4 [pid 6453] <... symlinkat resumed>) = 0 [pid 6452] prctl(PR_SET_NAME, "syz.3.340" [pid 5815] <... close resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x62\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=209024022} [pid 6453] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6452] <... prctl resumed>) = 0 [pid 5815] read(249 [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x57\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6452] close(4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6454 attached [pid 6453] <... symlinkat resumed>) = 0 [pid 6452] <... close resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] close(3 [pid 6453] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net") = 0 [pid 6452] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6452] <... futex resumed>) = 0 [pid 6452] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6452] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6454] set_robust_list(0x5555771c07e0, 24 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 67 [pid 5758] <... socket resumed>) = 3 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6453] <... openat resumed>) = 3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] close(3 [pid 6454] rt_sigprocmask(SIG_SETMASK, [] [pid 6452] <... openat resumed>) = 3 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6455 attached [pid 6454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6453] write(3, "1000", 4 [pid 6452] setns(201, 0) = 0 [pid 6452] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 6452] setns(3, 0) = 0 [pid 6454] chdir("./64" [pid 6452] close(3 [pid 6453] <... write resumed>) = 4 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6455] set_robust_list(0x55556b15e7e0, 24 [pid 6453] close(3 [pid 6455] <... set_robust_list resumed>) = 0 [pid 6454] <... chdir resumed>) = 0 [pid 6453] <... close resumed>) = 0 [pid 6452] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6453] read(200 [pid 6455] rt_sigprocmask(SIG_SETMASK, [] [pid 6454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6453] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 70 [pid 5758] close(3 [pid 6455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6454] <... prctl resumed>) = 0 [pid 6453] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6452] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] setpgid(0, 0 [pid 6452] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6455] chdir("./67" [pid 6454] <... setpgid resumed>) = 0 [pid 6453] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6455] <... chdir resumed>) = 0 [pid 6454] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6453] close(249 [pid 6452] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6453] <... close resumed>) = 0 [pid 6452] <... futex resumed>) = 0 [pid 6455] <... prctl resumed>) = 0 [pid 6454] <... symlinkat resumed>) = 0 [pid 6453] close(248 [pid 6452] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... socket resumed>) = 3 [pid 6455] setpgid(0, 0 [pid 6454] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6453] <... close resumed>) = 0 [pid 6452] <... sendto resumed>) = 32 [pid 6455] <... setpgid resumed>) = 0 [pid 5758] close(3 [pid 6453] prctl(PR_SET_NAME, "syz.0.341" [pid 6452] recvfrom(4 [pid 6455] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6452] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=68}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... close resumed>) = 0 [pid 6455] <... symlinkat resumed>) = 0 [pid 6454] <... symlinkat resumed>) = 0 [pid 6453] <... prctl resumed>) = 0 [pid 6452] recvfrom(4 [pid 6455] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6454] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6453] close(4 [pid 6452] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=68}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] read(249 [pid 6453] <... close resumed>) = 0 [pid 6455] <... symlinkat resumed>) = 0 [pid 6453] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x58\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6454] <... symlinkat resumed>) = 0 [pid 6455] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6453] <... futex resumed>) = 0 [pid 6452] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6452] <... futex resumed>) = 0 [pid 6454] <... openat resumed>) = 3 [pid 6452] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6455] <... symlinkat resumed>) = 0 [pid 6454] write(3, "1000", 4 [pid 6453] <... futex resumed>) = 0 [pid 6452] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6454] <... write resumed>) = 4 [pid 6453] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6452] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6454] close(3 [pid 6455] <... openat resumed>) = 3 [pid 6454] <... close resumed>) = 0 [pid 6453] <... openat resumed>) = 3 [pid 6452] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] write(3, "1000", 4 [pid 6454] read(200 [pid 6453] setns(201, 0 [pid 6455] <... write resumed>) = 4 [pid 6454] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] <... setns resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6456 attached [pid 6452] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] set_robust_list(0x55556d03f7e0, 24 [pid 6455] close(3 [pid 6454] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6453] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6452] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 66 [pid 6456] <... set_robust_list resumed>) = 0 [pid 6455] <... close resumed>) = 0 [pid 6454] <... symlinkat resumed>) = 0 [pid 6453] <... socket resumed>) = 4 [pid 6452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6456] rt_sigprocmask(SIG_SETMASK, [] [pid 6455] read(200 [pid 6454] close(249 [pid 6453] setns(3, 0 [pid 6452] <... sendmsg resumed>) = 28 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6455] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6454] <... close resumed>) = 0 [pid 6453] <... setns resumed>) = 0 [pid 6452] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] chdir("./63" [pid 6455] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6454] close(248 [pid 6453] close(3 [pid 6452] <... futex resumed>) = 0 [pid 6456] <... chdir resumed>) = 0 [pid 6455] <... symlinkat resumed>) = 0 [pid 6454] <... close resumed>) = 0 [pid 6453] <... close resumed>) = 0 [pid 6452] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6455] close(249 [pid 6454] prctl(PR_SET_NAME, "syz.2.342" [pid 6453] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 0 [pid 6456] <... prctl resumed>) = 0 [pid 6455] <... close resumed>) = 0 [pid 6454] <... prctl resumed>) = 0 [pid 6453] <... futex resumed>) = 0 [pid 6452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6456] setpgid(0, 0 [pid 6455] close(248 [pid 6454] close(4 [pid 6453] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... sendmsg resumed>) = 20 [pid 6456] <... setpgid resumed>) = 0 [pid 6455] <... close resumed>) = 0 [pid 6454] <... close resumed>) = 0 [pid 6453] <... futex resumed>) = 0 [pid 6452] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6455] prctl(PR_SET_NAME, "syz.4.343" [pid 6452] <... futex resumed>) = 0 [pid 6456] <... symlinkat resumed>) = 0 [pid 6455] <... prctl resumed>) = 0 [pid 6454] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6452] close_range(3, 30, 0 [pid 6456] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6455] close(4 [pid 6454] <... futex resumed>) = 0 [pid 6453] <... sendto resumed>) = 32 [pid 6452] <... close_range resumed>) = 0 [pid 6456] <... symlinkat resumed>) = 0 [pid 6455] <... close resumed>) = 0 [pid 6454] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] recvfrom(4 [pid 6456] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6454] <... futex resumed>) = 0 [pid 6453] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=66}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6456] <... symlinkat resumed>) = 0 [pid 6455] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6452] exit_group(0 [pid 6456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6455] <... futex resumed>) = 0 [pid 6453] recvfrom(4 [pid 6452] <... exit_group resumed>) = ? [pid 6456] <... openat resumed>) = 3 [pid 6455] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... openat resumed>) = 3 [pid 6453] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=66}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6456] write(3, "1000", 4 [pid 6455] <... futex resumed>) = 0 [pid 6454] setns(201, 0 [pid 6453] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... write resumed>) = 4 [pid 6455] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6454] <... setns resumed>) = 0 [pid 6456] close(3 [pid 6455] <... openat resumed>) = 3 [pid 6453] <... futex resumed>) = 0 [pid 6456] <... close resumed>) = 0 [pid 6454] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6453] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] read(200 [pid 6455] setns(201, 0 [pid 6454] <... socket resumed>) = 4 [pid 6453] <... futex resumed>) = 0 [pid 6455] <... setns resumed>) = 0 [pid 6456] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6454] setns(3, 0 [pid 6453] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6456] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6454] <... setns resumed>) = 0 [pid 6453] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6454] close(3 [pid 6456] <... symlinkat resumed>) = 0 [pid 6455] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6453] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] +++ exited with 0 +++ [pid 6456] close(249 [pid 6455] <... socket resumed>) = 4 [pid 6454] <... close resumed>) = 0 [pid 6456] <... close resumed>) = 0 [pid 6455] setns(3, 0 [pid 6453] <... futex resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6454] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] close(248 [pid 6455] <... setns resumed>) = 0 [pid 6454] <... futex resumed>) = 0 [pid 6453] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigreturn({mask=[]} [pid 6456] <... close resumed>) = 0 [pid 6455] close(3 [pid 6453] <... futex resumed>) = 0 [pid 6456] prctl(PR_SET_NAME, "syz.1.344" [pid 6455] <... close resumed>) = 0 [pid 6454] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6456] <... prctl resumed>) = 0 [pid 6455] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... futex resumed>) = 0 [pid 6453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6456] close(4 [pid 6455] <... futex resumed>) = 0 [pid 6454] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6453] <... sendmsg resumed>) = 28 [pid 6456] <... close resumed>) = 0 [pid 6455] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... sendto resumed>) = 32 [pid 6453] <... futex resumed>) = 0 [pid 6453] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... futex resumed>) = 0 [pid 6454] recvfrom(4 [pid 5808] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 6454] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=67}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6456] <... futex resumed>) = 0 [pid 6455] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6453] <... futex resumed>) = 0 [pid 5808] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=850929362}) [pid 6456] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... sendto resumed>) = 32 [pid 6454] recvfrom(4 [pid 6453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(21 [pid 6456] <... futex resumed>) = 0 [pid 6455] recvfrom(4 [pid 6454] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=67}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6453] <... sendmsg resumed>) = 20 [pid 5808] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6456] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6455] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=70}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6454] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... openat resumed>) = 3 [pid 6455] recvfrom(4 [pid 6454] <... futex resumed>) = 0 [pid 6453] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x54\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x0e\xcf\x19"..., 216 [pid 6454] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] setns(201, 0 [pid 6455] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=70}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6454] <... futex resumed>) = 0 [pid 6453] close_range(3, 30, 0 [pid 5808] fstat(3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 218, NULL, 0) = 1 [pid 6456] <... setns resumed>) = 0 [pid 6455] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6454] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x59\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6456] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6455] <... futex resumed>) = 0 [pid 6454] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6456] <... socket resumed>) = 4 [pid 6455] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... futex resumed>) = 0 [pid 6453] <... close_range resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x54\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x0e\xcf\x19"..., 32516876) = 216 [pid 6456] setns(3, 0 [pid 6455] <... futex resumed>) = 0 [pid 6454] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x59\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6456] <... setns resumed>) = 0 [pid 6455] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6454] <... futex resumed>) = 0 [pid 6453] exit_group(0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] close(3 [pid 6455] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6453] <... exit_group resumed>) = ? [pid 5808] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5610] epoll_pwait(4 [pid 6456] <... close resumed>) = 0 [pid 6455] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6456] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6454] <... sendmsg resumed>) = 28 [pid 5610] epoll_pwait(4 [pid 6456] <... futex resumed>) = 0 [pid 6455] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./65/binderfs" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=28768460} [pid 6454] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6456] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... futex resumed>) = 0 [pid 6454] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... futex resumed>) = 0 [pid 6455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6453] +++ exited with 0 +++ [pid 5808] unlink("./65/binderfs" [pid 6456] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6455] <... sendmsg resumed>) = 28 [pid 6454] <... futex resumed>) = 0 [pid 6456] <... sendto resumed>) = 32 [pid 6455] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6456] recvfrom(4 [pid 6455] <... futex resumed>) = 0 [pid 6454] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] rt_sigreturn({mask=[]} [pid 6456] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=66}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6455] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6455] <... futex resumed>) = 0 [pid 6454] <... sendmsg resumed>) = 20 [pid 6456] recvfrom(4 [pid 6455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6456] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=66}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6455] <... sendmsg resumed>) = 20 [pid 6454] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6456] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./65/cgroup.net" [pid 6455] <... futex resumed>) = 0 [pid 6454] close_range(3, 30, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 5783] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./65/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=980355808}) [pid 6456] <... futex resumed>) = 0 [pid 6455] close_range(3, 30, 0 [pid 6454] <... close_range resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 6456] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... close_range resumed>) = 0 [pid 6454] exit_group(0 [pid 5808] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6456] <... futex resumed>) = 0 [pid 6455] exit_group(0 [pid 6454] <... exit_group resumed>) = ? [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x55\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xed\x3e\x17"..., 216 [pid 6456] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6455] <... exit_group resumed>) = ? [pid 6456] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] newfstatat(AT_FDCWD, "./65/cgroup.cpu" [pid 5783] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 6456] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] +++ exited with 0 +++ [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x5a\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5808] unlink("./65/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] getdents64(3 [pid 6456] <... futex resumed>) = 0 [pid 6455] +++ exited with 0 +++ [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] rt_sigreturn({mask=[]} [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 34, NULL, 0) = 1 [pid 6456] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6456] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5615] sched_yield( [pid 5610] <... futex resumed>) = 0 [pid 6456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] read(6 [pid 6456] <... sendmsg resumed>) = 28 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] newfstatat(AT_FDCWD, "./65/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./63/binderfs" [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x59\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6456] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x63\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6456] <... futex resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... write resumed>) = 424 [pid 6456] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./65/cgroup" [pid 5783] unlink("./63/binderfs" [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=986512429}) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x64\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6456] <... futex resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... write resumed>) = 4 [pid 5808] getdents64(3 [pid 5783] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6456] <... sendmsg resumed>) = 20 [pid 5815] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./63/cgroup.net" [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x63\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6456] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... futex resumed>) = 1 [pid 6456] close_range(3, 30, 0 [pid 5808] unlinkat(AT_FDCWD, "./65", AT_REMOVEDIR [pid 5625] <... pselect6 resumed>) = 3 (in [3 18 23], left {tv_sec=0, tv_nsec=999982326}) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5623] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5610] epoll_pwait(4 [pid 5783] unlink("./63/cgroup.net" [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] fstat(3 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] mkdirat(AT_FDCWD, "./66", 0777 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] read(3 [pid 5783] <... unlink resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 6456] <... close_range resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x64\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6456] exit_group(0 [pid 5815] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=961809388} [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./63/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./64/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] newfstatat(AT_FDCWD, "./67/binderfs" [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x56\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xd8\x60\x18"..., 216 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6456] <... exit_group resumed>) = ? [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlink("./63/cgroup.cpu" [pid 5777] unlink("./64/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 971, NULL, 0) = 1 [pid 5815] unlink("./67/binderfs" [pid 5808] close(3 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x5b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 1 [pid 5777] <... unlink resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5777] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] sched_yield( [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] newfstatat(AT_FDCWD, "./64/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5783] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x56\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xd8\x60\x18"..., 32516876) = 216 [pid 5777] unlink("./64/cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./63/cgroup" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... unlink resumed>) = 0 [pid 6456] +++ exited with 0 +++ [pid 5815] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] unlink("./63/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5625] read(18 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./67/cgroup.net" [pid 5808] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5815] unlink("./67/cgroup.net" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./64/cgroup.cpu" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x57\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 216 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5623] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=943337670} [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x5c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... unlink resumed>) = 0 [pid 5808] close(3 [pid 5783] getdents64(3 [pid 5777] unlink("./64/cgroup.cpu" [pid 5625] <... write resumed>) = 56 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlinkat(AT_FDCWD, "./63", AT_REMOVEDIR [pid 5815] newfstatat(AT_FDCWD, "./67/cgroup.cpu" [pid 5777] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5815] unlink("./67/cgroup.cpu" [pid 5808] close(3 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] mkdirat(AT_FDCWD, "./64", 0777 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./67/cgroup" [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./64/cgroup" [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=996072305}) [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5815] unlink("./67/cgroup" [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... unlink resumed>) = 0 [pid 5777] unlink("./64/cgroup" [pid 5815] getdents64(3 [pid 5808] <... close resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlink resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x58\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xe7\x65\x15"..., 216 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] read(249 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] close(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x59\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] getdents64(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 946, NULL, 0) = 1 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... close resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] unlinkat(AT_FDCWD, "./67", AT_REMOVEDIR [pid 5783] <... socket resumed>) = 3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x5d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] close(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./68", 0777 [pid 5783] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./64", AT_REMOVEDIR [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x5b\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 600 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6457 attached [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 69 [pid 5783] <... socket resumed>) = 3 [pid 5777] mkdirat(AT_FDCWD, "./65", 0777 [pid 5758] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x65\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... openat resumed>) = 3 [pid 5783] close(3 [pid 6457] set_robust_list(0x5555673497e0, 24 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999729585}) [pid 5623] <... write resumed>) = 424 [pid 6457] <... set_robust_list resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x66\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6457] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./63/binderfs" [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6457] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x67\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5615] <... futex resumed>) = 1 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] unlink("./63/binderfs" [pid 5623] <... write resumed>) = 424 [pid 5815] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5623] read(6 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6457] chdir("./66" [pid 5815] close(3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x65\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5619] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6457] <... chdir resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./63/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982279}) [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5758] unlink("./63/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=853362423} [pid 5777] close(3 [pid 6457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... socket resumed>) = 3 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6457] <... prctl resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6457] setpgid(0, 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] read(249 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x66\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6457] <... setpgid resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] newfstatat(AT_FDCWD, "./63/cgroup.cpu" [pid 5777] <... socket resumed>) = 3 [pid 6457] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] close(3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6457] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] close(3 [pid 5758] unlink("./63/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982458}) [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5815] <... socket resumed>) = 3 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... unlink resumed>) = 0 [pid 5758] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6457] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] newfstatat(AT_FDCWD, "./63/cgroup" [pid 5815] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6459 attached [pid 6457] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 6459] set_robust_list(0x5555944427e0, 24 [pid 6457] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] read(249 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 67 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlink("./63/cgroup" [pid 5625] read(3 [pid 6459] <... set_robust_list resumed>) = 0 [pid 6457] <... symlinkat resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x67\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6459] rt_sigprocmask(SIG_SETMASK, [] [pid 6457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] getdents64(3 [pid 6457] <... openat resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] close(3) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlinkat(AT_FDCWD, "./63", AT_REMOVEDIR) = 0 [pid 5758] mkdirat(AT_FDCWD, "./64", 0777ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6460 attached [pid 6459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6457] write(3, "1000", 4 [pid 5777] <... socket resumed>) = 3 [pid 6460] set_robust_list(0x55556b15e7e0, 24 [pid 6459] chdir("./64" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 71 [pid 5777] close(3 [pid 5758] <... mkdirat resumed>) = 0 [pid 6460] <... set_robust_list resumed>) = 0 [pid 6459] <... chdir resumed>) = 0 [pid 6457] <... write resumed>) = 4 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6460] rt_sigprocmask(SIG_SETMASK, [] [pid 6457] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5777] read(249 [pid 6460] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6457] <... close resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... openat resumed>) = 3 [pid 6460] chdir("./68" [pid 6459] <... prctl resumed>) = 0 [pid 6457] read(200 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6460] <... chdir resumed>) = 0 [pid 6459] setpgid(0, 0 [pid 6457] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6459] <... setpgid resumed>) = 0 [pid 6457] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6460] <... prctl resumed>) = 0 [pid 6459] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6457] <... symlinkat resumed>) = 0 [pid 6460] setpgid(0, 0 [pid 5758] close(3) = 0 [pid 6459] <... symlinkat resumed>) = 0 [pid 6460] <... setpgid resumed>) = 0 [pid 6457] close(249 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6460] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6459] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6461 attached [pid 6460] <... symlinkat resumed>) = 0 [pid 6459] <... symlinkat resumed>) = 0 [pid 6457] <... close resumed>) = 0 [pid 5758] close(3 [pid 6461] set_robust_list(0x5555771c07e0, 24 [pid 6460] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 68 [pid 6459] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6461] <... set_robust_list resumed>) = 0 [pid 6457] close(248 [pid 6460] <... symlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 6461] rt_sigprocmask(SIG_SETMASK, [] [pid 6460] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6459] <... symlinkat resumed>) = 0 [pid 6457] <... close resumed>) = 0 [pid 6461] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6460] <... symlinkat resumed>) = 0 [pid 6457] prctl(PR_SET_NAME, "syz.3.345" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6461] chdir("./65" [pid 6460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6457] <... prctl resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6460] <... openat resumed>) = 3 [pid 6459] <... openat resumed>) = 3 [pid 6457] close(4 [pid 5758] close(3 [pid 6461] <... chdir resumed>) = 0 [pid 6461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6457] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6461] <... prctl resumed>) = 0 [pid 6460] write(3, "1000", 4 [pid 6459] write(3, "1000", 4 [pid 6461] setpgid(0, 0 [pid 6460] <... write resumed>) = 4 [pid 6459] <... write resumed>) = 4 [pid 6457] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6461] <... setpgid resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6460] close(3 [pid 6459] close(3 [pid 6461] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6460] <... close resumed>) = 0 [pid 6459] <... close resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6460] read(200 [pid 6459] read(200 [pid 6457] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... symlinkat resumed>) = 0 [pid 6460] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... close resumed>) = 0 [pid 6461] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6460] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6459] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] <... futex resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6461] <... symlinkat resumed>) = 0 [pid 6460] <... symlinkat resumed>) = 0 [pid 6459] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6457] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6461] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6460] close(249 [pid 6459] <... symlinkat resumed>) = 0 [pid 6457] <... openat resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6460] <... close resumed>) = 0 [pid 5758] close(3 [pid 6461] <... symlinkat resumed>) = 0 [pid 6460] close(248 [pid 6459] close(249 [pid 6460] <... close resumed>) = 0 [pid 6459] <... close resumed>) = 0 [pid 6457] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6460] prctl(PR_SET_NAME, "syz.4.348" [pid 6459] close(248 [pid 6457] <... setns resumed>) = 0 [pid 5758] read(249 [pid 6461] write(3, "1000", 4 [pid 6460] <... prctl resumed>) = 0 [pid 6459] <... close resumed>) = 0 [pid 6457] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6461] <... write resumed>) = 4 [pid 6460] close(4 [pid 6459] prctl(PR_SET_NAME, "syz.0.346" [pid 6457] <... socket resumed>) = 4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6461] close(3 [pid 6460] <... close resumed>) = 0 [pid 6459] <... prctl resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6457] setns(3, 0 [pid 6461] <... close resumed>) = 0 [pid 6459] close(4) = 0 [pid 6461] read(200 [pid 6457] <... setns resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6461] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6460] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6462 attached [pid 6461] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6460] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = 0 [pid 6457] <... close resumed>) = 0 [pid 6462] set_robust_list(0x55556d03f7e0, 24 [pid 6460] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... set_robust_list resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 6462] rt_sigprocmask(SIG_SETMASK, [] [pid 6461] <... symlinkat resumed>) = 0 [pid 6460] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6459] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 67 [pid 6462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6461] close(249 [pid 6459] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6462] chdir("./64" [pid 6460] <... openat resumed>) = 3 [pid 6457] <... futex resumed>) = 0 [pid 6462] <... chdir resumed>) = 0 [pid 6461] <... close resumed>) = 0 [pid 6460] setns(201, 0 [pid 6459] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6457] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6461] close(248 [pid 6460] <... setns resumed>) = 0 [pid 6459] <... openat resumed>) = 3 [pid 6457] <... sendto resumed>) = 32 [pid 6462] <... prctl resumed>) = 0 [pid 6461] <... close resumed>) = 0 [pid 6460] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6459] setns(201, 0 [pid 6462] setpgid(0, 0 [pid 6461] prctl(PR_SET_NAME, "syz.2.347" [pid 6460] <... socket resumed>) = 4 [pid 6459] <... setns resumed>) = 0 [pid 6457] recvfrom(4 [pid 6462] <... setpgid resumed>) = 0 [pid 6460] setns(3, 0 [pid 6459] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6462] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6461] <... prctl resumed>) = 0 [pid 6460] <... setns resumed>) = 0 [pid 6459] <... socket resumed>) = 4 [pid 6457] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=69}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6462] <... symlinkat resumed>) = 0 [pid 6461] close(4 [pid 6460] close(3 [pid 6459] setns(3, 0 [pid 6457] recvfrom(4 [pid 6462] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6461] <... close resumed>) = 0 [pid 6460] <... close resumed>) = 0 [pid 6459] <... setns resumed>) = 0 [pid 6457] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=69}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6462] <... symlinkat resumed>) = 0 [pid 6461] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] close(3 [pid 6457] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6461] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6459] <... close resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 6462] <... symlinkat resumed>) = 0 [pid 6461] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6461] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 6461] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6460] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6459] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6462] <... openat resumed>) = 3 [pid 6461] <... openat resumed>) = 3 [pid 6460] <... sendto resumed>) = 32 [pid 6459] <... futex resumed>) = 0 [pid 6457] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6462] write(3, "1000", 4 [pid 6460] recvfrom(4 [pid 6462] <... write resumed>) = 4 [pid 6459] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6462] close(3 [pid 6461] setns(201, 0 [pid 6460] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=71}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6457] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... close resumed>) = 0 [pid 6461] <... setns resumed>) = 0 [pid 6460] recvfrom(4 [pid 6459] <... sendto resumed>) = 32 [pid 6457] <... futex resumed>) = 0 [pid 6462] read(200 [pid 6461] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6460] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=71}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6459] recvfrom(4 [pid 6457] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6461] <... socket resumed>) = 4 [pid 6460] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=67}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6457] <... futex resumed>) = 0 [pid 6462] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6461] setns(3, 0 [pid 6460] <... futex resumed>) = 0 [pid 6459] recvfrom(4 [pid 6461] <... setns resumed>) = 0 [pid 6459] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=67}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6457] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6462] <... symlinkat resumed>) = 0 [pid 6460] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] close(249 [pid 6460] <... futex resumed>) = 0 [pid 6459] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... close resumed>) = 0 [pid 6461] close(3 [pid 6460] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6459] <... futex resumed>) = 0 [pid 6457] <... sendmsg resumed>) = 28 [pid 6462] close(248 [pid 6461] <... close resumed>) = 0 [pid 6460] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6459] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... close resumed>) = 0 [pid 6461] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 6462] prctl(PR_SET_NAME, "syz.1.349" [pid 6461] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6459] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6457] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... prctl resumed>) = 0 [pid 6460] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6462] close(4 [pid 6460] <... futex resumed>) = 0 [pid 6459] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... close resumed>) = 0 [pid 6461] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6459] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 6462] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... futex resumed>) = 0 [pid 6460] <... sendmsg resumed>) = 28 [pid 6459] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6462] <... futex resumed>) = 0 [pid 6461] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6460] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... futex resumed>) = 0 [pid 6462] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... sendto resumed>) = 32 [pid 6460] <... futex resumed>) = 0 [pid 6459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6457] <... sendmsg resumed>) = 20 [pid 6462] <... futex resumed>) = 0 [pid 6461] recvfrom(4 [pid 6460] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... sendmsg resumed>) = 28 [pid 6457] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6461] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=68}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6460] <... futex resumed>) = 0 [pid 6459] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... futex resumed>) = 0 [pid 6462] <... openat resumed>) = 3 [pid 6461] recvfrom(4 [pid 6460] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6459] <... futex resumed>) = 0 [pid 6457] close_range(3, 30, 0 [pid 6462] setns(201, 0 [pid 6461] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=68}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6460] <... sendmsg resumed>) = 20 [pid 6459] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... close_range resumed>) = 0 [pid 6462] <... setns resumed>) = 0 [pid 6461] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... futex resumed>) = 0 [pid 6457] exit_group(0 [pid 6462] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6461] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6457] <... exit_group resumed>) = ? [pid 6462] <... socket resumed>) = 4 [pid 6461] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] close_range(3, 30, 0 [pid 6459] <... sendmsg resumed>) = 20 [pid 6462] setns(3, 0) = 0 [pid 6460] <... close_range resumed>) = 0 [pid 6459] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] close(3 [pid 6460] exit_group(0 [pid 6459] <... futex resumed>) = 0 [pid 6459] close_range(3, 30, 0 [pid 6460] <... exit_group resumed>) = ? [pid 6462] <... close resumed>) = 0 [pid 6461] <... futex resumed>) = 0 [pid 6461] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6461] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... close_range resumed>) = 0 [pid 6462] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... futex resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 6459] exit_group(0 [pid 6461] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] +++ exited with 0 +++ [pid 6459] <... exit_group resumed>) = ? [pid 6461] <... futex resumed>) = 0 [pid 6462] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6462] <... futex resumed>) = 0 [pid 6461] <... sendmsg resumed>) = 28 [pid 6457] +++ exited with 0 +++ [pid 5815] rt_sigreturn({mask=[]} [pid 6462] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6461] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] +++ exited with 0 +++ [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6462] <... sendto resumed>) = 32 [pid 6461] <... futex resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6462] recvfrom(4 [pid 6461] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5783] rt_sigreturn({mask=[]} [pid 6462] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=67}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6461] <... futex resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6462] recvfrom(4 [pid 6461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=789965328}) [pid 6462] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=67}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6461] <... sendmsg resumed>) = 20 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6462] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... write resumed>) = 4 [pid 5625] read(18 [pid 6462] <... futex resumed>) = 0 [pid 6461] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6462] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] close_range(3, 30, 0 [pid 5815] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... write resumed>) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x5c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xc3\x71\x14"..., 216 [pid 5815] <... openat resumed>) = 3 [pid 5783] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6462] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 6461] <... close_range resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 860, NULL, 0) = 1 [pid 6462] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6461] exit_group(0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6462] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6461] <... exit_group resumed>) = ? [pid 5808] fstat(3 [pid 5815] getdents64(3 [pid 5783] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x5e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6462] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] fstat(3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 6462] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] getdents64(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x5c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xc3\x71\x14"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6461] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./68/binderfs" [pid 5808] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6462] <... sendmsg resumed>) = 28 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [21 29], left {tv_sec=0, tv_nsec=999966108}) [pid 5619] epoll_pwait(4 [pid 6462] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./66/binderfs" [pid 5783] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 6462] <... futex resumed>) = 0 [pid 5815] unlink("./68/binderfs" [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6462] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=569228676} [pid 6462] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./66/binderfs" [pid 5783] newfstatat(AT_FDCWD, "./64/binderfs" [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x5a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x0e\xcf\x19"..., 216 [pid 6462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6462] <... sendmsg resumed>) = 20 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5815] newfstatat(AT_FDCWD, "./68/cgroup.net" [pid 5808] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x5f\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6462] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlink("./64/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./66/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5815] unlink("./68/cgroup.net" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5808] unlink("./66/cgroup.net" [pid 5815] <... unlink resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6462] close_range(3, 30, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6462] <... close_range resumed>) = 0 [pid 5625] read(21 [pid 5815] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 6462] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] newfstatat(AT_FDCWD, "./64/cgroup.net" [pid 6462] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./68/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x59\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x71\x6e\x1c"..., 216 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 6462] +++ exited with 0 +++ [pid 5815] unlink("./68/cgroup.cpu" [pid 5808] newfstatat(AT_FDCWD, "./66/cgroup.cpu" [pid 5783] unlink("./64/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x60\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5815] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./66/cgroup.cpu" [pid 5625] <... write resumed>) = 56 [pid 5808] <... unlink resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5808] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./66/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./66/cgroup") = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5783] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] fstat(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x60\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 570, NULL, 0) = 1 [pid 5815] newfstatat(AT_FDCWD, "./68/cgroup" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./64/cgroup.cpu" [pid 5777] getdents64(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] unlink("./68/cgroup" [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5758] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... pselect6 resumed>) = 2 (in [13 23], left {tv_sec=0, tv_nsec=999975547}) [pid 5619] read(6 [pid 5808] unlinkat(AT_FDCWD, "./66", AT_REMOVEDIR [pid 5783] unlink("./64/cgroup.cpu" [pid 5777] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... openat resumed>) = 3 [pid 5625] read(13 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x5e\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 592 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] fstat(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] getdents64(3 [pid 5783] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./65/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x5d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x7e\xfe\x15"..., 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x68\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] mkdirat(AT_FDCWD, "./67", 0777 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5815] close(3 [pid 5783] newfstatat(AT_FDCWD, "./64/cgroup" [pid 5777] unlink("./65/binderfs" [pid 5758] getdents64(3 [pid 5619] <... write resumed>) = 424 [pid 5808] <... mkdirat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x61\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] unlinkat(AT_FDCWD, "./68", AT_REMOVEDIR [pid 5783] unlink("./64/cgroup" [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x69\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... write resumed>) = 424 [pid 5815] mkdirat(AT_FDCWD, "./69", 0777 [pid 5783] getdents64(3 [pid 5777] newfstatat(AT_FDCWD, "./65/cgroup.net" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x61\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5758] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... write resumed>) = 424 [pid 5783] close(3 [pid 5777] unlink("./65/cgroup.net" [pid 5625] read(23 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5783] unlinkat(AT_FDCWD, "./64", AT_REMOVEDIR [pid 5777] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x5b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x62\x58\x1a"..., 216 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x5d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x7e\xfe\x15"..., 32516876) = 272 [pid 5808] close(3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./64/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5808] <... close resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./65", 0777 [pid 5777] newfstatat(AT_FDCWD, "./65/cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x62\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./64/binderfs" [pid 5808] <... socket resumed>) = 3 [pid 5610] <... futex resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] unlink("./65/cgroup.cpu" [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x62\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5808] <... close resumed>) = 0 [pid 5777] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x5b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x62\x58\x1a"..., 32516876) = 272 [pid 5610] epoll_pwait(4 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983458}) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] newfstatat(AT_FDCWD, "./65/cgroup" [pid 5758] newfstatat(AT_FDCWD, "./64/cgroup.net" [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5783] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... mkdirat resumed>) = 0 [pid 5777] unlink("./65/cgroup" [pid 5758] unlink("./64/cgroup.net" [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x68\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=492318445} [pid 5783] <... close resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5777] getdents64(3 [pid 5758] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983197}) [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5815] <... openat resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./64/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./65", AT_REMOVEDIR [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] unlink("./64/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x69\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] mkdirat(AT_FDCWD, "./66", 0777 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982284}) [pid 5783] close(3) = 0 [pid 5625] read(3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... openat resumed>) = 3 [pid 5758] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5783] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983102}) [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5783] read(249 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 5808] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./64/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 5808] read(249 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983865}) [pid 5815] close(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x60\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] unlink("./64/cgroup" [pid 5625] read(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5777] close(3) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... socket resumed>) = 3 [pid 5815] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6464 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6463 attached [pid 5815] <... close resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 68 [pid 5777] close(3 [pid 6463] set_robust_list(0x5555944427e0, 24 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] getdents64(3 [pid 6464] set_robust_list(0x5555673497e0, 24 [pid 5815] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5777] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x62\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] close(3 [pid 5758] close(3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5815] read(249 [pid 5758] unlinkat(AT_FDCWD, "./64", AT_REMOVEDIR [pid 6463] <... set_robust_list resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x5e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 70 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6464] <... set_robust_list resumed>) = 0 [pid 6463] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] mkdirat(AT_FDCWD, "./65", 0777 [pid 6464] rt_sigprocmask(SIG_SETMASK, [] [pid 6463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6463] chdir("./65" [pid 6464] chdir("./67" [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWRci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6465 attached [pid 6464] <... chdir resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6463] <... chdir resumed>) = 0 [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6464] setpgid(0, 0 [pid 6463] <... prctl resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6464] <... setpgid resumed>) = 0 [pid 6463] setpgid(0, 0 [pid 6464] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6463] <... setpgid resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6466 attached [pid 6465] set_robust_list(0x5555771c07e0, 24 [pid 6464] <... symlinkat resumed>) = 0 [pid 6463] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5758] close(3 [pid 6466] set_robust_list(0x55556b15e7e0, 24 [pid 6465] <... set_robust_list resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 72 [pid 6464] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6466] <... set_robust_list resumed>) = 0 [pid 6464] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6463] <... symlinkat resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 69 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6465] rt_sigprocmask(SIG_SETMASK, [] [pid 6464] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6466] rt_sigprocmask(SIG_SETMASK, [] [pid 6465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6464] <... symlinkat resumed>) = 0 [pid 6463] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6466] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6465] chdir("./66" [pid 6464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6463] <... symlinkat resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] close(3 [pid 6466] chdir("./69" [pid 6464] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6463] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6466] <... chdir resumed>) = 0 [pid 6463] <... symlinkat resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6464] write(3, "1000", 4 [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... socket resumed>) = 3 [pid 6465] <... chdir resumed>) = 0 [pid 6466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6463] <... openat resumed>) = 3 [pid 6466] setpgid(0, 0 [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6464] <... write resumed>) = 4 [pid 5758] close(3 [pid 6466] <... setpgid resumed>) = 0 [pid 6465] <... prctl resumed>) = 0 [pid 6464] close(3 [pid 6465] setpgid(0, 0 [pid 6464] <... close resumed>) = 0 [pid 6463] write(3, "1000", 4 [pid 5758] <... close resumed>) = 0 [pid 6466] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6465] <... setpgid resumed>) = 0 [pid 6464] read(200 [pid 6463] <... write resumed>) = 4 [pid 6465] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6464] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6463] close(3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6466] <... symlinkat resumed>) = 0 [pid 6464] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6463] <... close resumed>) = 0 [pid 6466] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6465] <... symlinkat resumed>) = 0 [pid 6464] <... symlinkat resumed>) = 0 [pid 6463] read(200 [pid 5758] <... socket resumed>) = 3 [pid 6465] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6464] close(249 [pid 6463] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6466] <... symlinkat resumed>) = 0 [pid 6464] <... close resumed>) = 0 [pid 6463] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] close(3 [pid 6465] <... symlinkat resumed>) = 0 [pid 6464] close(248 [pid 6463] <... symlinkat resumed>) = 0 [pid 6466] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6465] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6464] <... close resumed>) = 0 [pid 6463] close(249 [pid 5758] <... close resumed>) = 0 [pid 6466] <... symlinkat resumed>) = 0 [pid 6464] prctl(PR_SET_NAME, "syz.3.352" [pid 6463] <... close resumed>) = 0 [pid 6465] <... symlinkat resumed>) = 0 [pid 6464] <... prctl resumed>) = 0 [pid 6463] close(248 [pid 6464] close(4 [pid 6463] <... close resumed>) = 0 [pid 6464] <... close resumed>) = 0 [pid 6463] prctl(PR_SET_NAME, "syz.0.351" [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6463] <... prctl resumed>) = 0 [pid 6463] close(4 [pid 5758] <... socket resumed>) = 3 [pid 6464] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... close resumed>) = 0 [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] close(3 [pid 6466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6464] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6464] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... openat resumed>) = 3 [pid 6464] <... futex resumed>) = 0 [pid 6464] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6465] <... openat resumed>) = 3 [pid 5758] read(249 [pid 6466] write(3, "1000", 4 [pid 6465] write(3, "1000", 4 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x61\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6466] <... write resumed>) = 4 [pid 6465] <... write resumed>) = 4 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6466] close(3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6465] close(3 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6466] <... close resumed>) = 0 [pid 6465] <... close resumed>) = 0 [pid 6464] <... openat resumed>) = 3 [pid 6464] setns(201, 0) = 0 [pid 6463] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6466] read(200 [pid 6464] <... socket resumed>) = 4 [pid 6464] setns(3, 0) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6464] close(3) = 0 [pid 6463] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6467 attached [pid 6466] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] read(200 [pid 6463] <... futex resumed>) = 0 [pid 6467] set_robust_list(0x55556d03f7e0, 24 [pid 6466] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6465] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6467] <... set_robust_list resumed>) = 0 [pid 6466] <... symlinkat resumed>) = 0 [pid 6465] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6464] <... futex resumed>) = 0 [pid 6463] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 68 [pid 6464] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... openat resumed>) = 3 [pid 6465] <... symlinkat resumed>) = 0 [pid 6465] close(249 [pid 6463] setns(201, 0 [pid 6465] <... close resumed>) = 0 [pid 6463] <... setns resumed>) = 0 [pid 6465] close(248 [pid 6463] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6467] rt_sigprocmask(SIG_SETMASK, [] [pid 6465] <... close resumed>) = 0 [pid 6464] <... futex resumed>) = 0 [pid 6463] <... socket resumed>) = 4 [pid 6467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6466] close(249 [pid 6465] prctl(PR_SET_NAME, "syz.2.354" [pid 6464] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6463] setns(3, 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6467] chdir("./65" [pid 6466] <... close resumed>) = 0 [pid 6465] <... prctl resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6467] <... chdir resumed>) = 0 [pid 6466] close(248 [pid 6467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6466] <... close resumed>) = 0 [pid 6467] <... prctl resumed>) = 0 [pid 6466] prctl(PR_SET_NAME, "syz.4.350" [pid 6465] close(4 [pid 6464] <... sendto resumed>) = 32 [pid 6463] <... setns resumed>) = 0 [pid 6467] setpgid(0, 0 [pid 6466] <... prctl resumed>) = 0 [pid 6465] <... close resumed>) = 0 [pid 6464] recvfrom(4 [pid 6463] close(3 [pid 6467] <... setpgid resumed>) = 0 [pid 6466] close(4) = 0 [pid 6464] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=70}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6463] <... close resumed>) = 0 [pid 6467] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6466] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... futex resumed>) = 0 [pid 6464] recvfrom(4 [pid 6466] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... symlinkat resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6464] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=70}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6463] <... futex resumed>) = 0 [pid 6466] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6465] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6466] <... openat resumed>) = 3 [pid 6465] <... futex resumed>) = 0 [pid 6464] <... futex resumed>) = 0 [pid 6464] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6467] <... symlinkat resumed>) = 0 [pid 6465] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6464] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6463] <... futex resumed>) = 0 [pid 6466] setns(201, 0 [pid 6465] <... openat resumed>) = 3 [pid 6464] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6464] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6466] <... setns resumed>) = 0 [pid 6465] setns(201, 0 [pid 6464] <... futex resumed>) = 0 [pid 6463] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6467] <... symlinkat resumed>) = 0 [pid 6466] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6465] <... setns resumed>) = 0 [pid 6464] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6466] <... socket resumed>) = 4 [pid 6465] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6464] <... futex resumed>) = 0 [pid 6463] <... sendto resumed>) = 32 [pid 6467] <... openat resumed>) = 3 [pid 6466] setns(3, 0 [pid 6465] <... socket resumed>) = 4 [pid 6463] recvfrom(4 [pid 6466] <... setns resumed>) = 0 [pid 6465] setns(3, 0 [pid 6464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6463] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=68}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6467] write(3, "1000", 4 [pid 6466] close(3 [pid 6465] <... setns resumed>) = 0 [pid 6464] <... sendmsg resumed>) = 28 [pid 6463] recvfrom(4 [pid 6467] <... write resumed>) = 4 [pid 6466] <... close resumed>) = 0 [pid 6465] close(3 [pid 6464] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=68}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6467] close(3 [pid 6466] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... close resumed>) = 0 [pid 6464] <... futex resumed>) = 0 [pid 6463] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... futex resumed>) = 0 [pid 6467] <... close resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6464] <... futex resumed>) = 0 [pid 6463] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6463] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6467] read(200 [pid 6465] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6463] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6464] <... sendmsg resumed>) = 20 [pid 6467] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6466] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6463] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... symlinkat resumed>) = 0 [pid 6466] <... sendto resumed>) = 32 [pid 6465] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6464] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... futex resumed>) = 0 [pid 6467] close(249 [pid 6466] recvfrom(4 [pid 6465] <... sendto resumed>) = 32 [pid 6463] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = 0 [pid 6467] <... close resumed>) = 0 [pid 6466] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=72}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6465] recvfrom(4 [pid 6464] close_range(3, 30, 0 [pid 6463] <... futex resumed>) = 0 [pid 6467] close(248 [pid 6466] recvfrom(4 [pid 6465] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=69}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6463] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6467] <... close resumed>) = 0 [pid 6466] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=72}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6465] recvfrom(4 [pid 6464] <... close_range resumed>) = 0 [pid 6463] <... sendmsg resumed>) = 28 [pid 6467] prctl(PR_SET_NAME, "syz.1.353" [pid 6466] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=69}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6464] exit_group(0 [pid 6463] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... prctl resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] close(4 [pid 6466] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6464] <... exit_group resumed>) = ? [pid 6467] <... close resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6465] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6467] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6463] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6466] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] <... sendmsg resumed>) = 20 [pid 6467] <... futex resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] close_range(3, 30, 0 [pid 6467] <... futex resumed>) = 0 [pid 6466] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6465] <... futex resumed>) = 0 [pid 6467] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6466] <... sendmsg resumed>) = 28 [pid 6465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6463] <... close_range resumed>) = 0 [pid 6466] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... sendmsg resumed>) = 28 [pid 6466] <... futex resumed>) = 0 [pid 6463] exit_group(0 [pid 6466] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... exit_group resumed>) = ? [pid 6467] <... openat resumed>) = 3 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6467] setns(201, 0 [pid 6466] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 20 [pid 6465] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... setns resumed>) = 0 [pid 6464] +++ exited with 0 +++ [pid 6465] <... futex resumed>) = 0 [pid 6466] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... sendmsg resumed>) = 20 [pid 6467] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6466] close_range(3, 30, 0 [pid 6465] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... socket resumed>) = 4 [pid 6466] <... close_range resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6463] +++ exited with 0 +++ [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6465] close_range(3, 30, 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6467] setns(3, 0 [pid 6466] exit_group(0 [pid 6465] <... close_range resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 6467] <... setns resumed>) = 0 [pid 6466] <... exit_group resumed>) = ? [pid 5808] <... rt_sigreturn resumed>) = 70 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6467] close(3) = 0 [pid 6465] exit_group(0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6467] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... exit_group resumed>) = ? [pid 5808] <... write resumed>) = 4 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=784807086}) [pid 6467] <... futex resumed>) = 0 [pid 5808] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... write resumed>) = 4 [pid 5625] read(21, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x60\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x45\x1b\x11"..., 216 [pid 6467] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 503, NULL, 0) = 1 [pid 6466] +++ exited with 0 +++ [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x63\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] rt_sigreturn({mask=[]}) = -1 EINTR (Interrupted system call) [pid 5815] write(248, "\x00\x00\x00\x00", 4) = 4 [pid 5815] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5815] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5815] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5815] getdents64(3, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5815] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./69/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... futex resumed>) = 1 [pid 5610] read(6, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x60\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x45\x1b\x11"..., 32516876) = 216 [pid 5815] unlink("./69/binderfs" [pid 6467] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5610] read(6 [pid 5615] <... futex resumed>) = 0 [pid 5815] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6467] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] newfstatat(AT_FDCWD, "./69/cgroup.net" [pid 5808] fstat(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6467] <... sendto resumed>) = 32 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5615] sched_getaffinity(0, 8192 [pid 5610] epoll_pwait(4 [pid 5815] unlink("./69/cgroup.net" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x63\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5783] <... openat resumed>) = 3 [pid 6467] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] fstat(3 [pid 5625] <... write resumed>) = 48 [pid 6467] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=68}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5815] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6467] recvfrom(4 [pid 6465] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] getdents64(3 [pid 5625] <... pselect6 resumed>) = 2 (in [18 29], left {tv_sec=0, tv_nsec=999970390}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=229534550} [pid 6467] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=68}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] newfstatat(AT_FDCWD, "./69/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5625] read(29 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 6467] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./69/cgroup.cpu" [pid 5783] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./67/binderfs" [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6467] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x5f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xfd\x43\x14"..., 216 [pid 6467] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./67/binderfs" [pid 5783] newfstatat(AT_FDCWD, "./65/binderfs" [pid 5625] <... write resumed>) = 216 [pid 6467] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6467] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... unlink resumed>) = 0 [pid 6467] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6467] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./69/cgroup" [pid 5808] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x64\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6467] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 48 [pid 6467] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./69/cgroup" [pid 5808] newfstatat(AT_FDCWD, "./67/cgroup.net" [pid 5783] unlink("./65/binderfs" [pid 5777] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x64\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6467] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./67/cgroup.net" [pid 6467] <... sendmsg resumed>) = 28 [pid 5815] getdents64(3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(18 [pid 6467] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6467] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x5e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x33\xb2\x15"..., 216 [pid 6467] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlinkat(AT_FDCWD, "./69", AT_REMOVEDIR [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./65/cgroup.net" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 6467] <... futex resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x65\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] mkdirat(AT_FDCWD, "./70", 0777 [pid 5808] newfstatat(AT_FDCWD, "./67/cgroup.cpu" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 6467] <... sendmsg resumed>) = 20 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./65/cgroup.net" [pid 5777] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x65\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6467] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] unlink("./67/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./66/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6467] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6467] close_range(3, 30, 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999962413}) [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 238, NULL, 0) = 1 [pid 6467] <... close_range resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 5815] close(3 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5815] <... close resumed>) = 0 [pid 5615] sched_yield( [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x63\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 592 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./66/binderfs" [pid 5625] read(23 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6467] exit_group(0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] newfstatat(AT_FDCWD, "./67/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./65/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... write resumed>) = 424 [pid 6467] <... exit_group resumed>) = ? [pid 5815] <... socket resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x62\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xac\x1e\x12"..., 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 5815] <... close resumed>) = 0 [pid 5808] unlink("./67/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./66/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x66\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./65/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] <... write resumed>) = 424 [pid 5815] <... socket resumed>) = 3 [pid 5777] unlink("./66/cgroup.net" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x66\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 5815] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x62\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xac\x1e\x12"..., 32516876) = 272 [pid 5815] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x70\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] getdents64(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981186}) [pid 5610] <... write resumed>) = 424 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] read(6 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] close(3 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./65/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./66/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] epoll_pwait(4 [pid 5808] <... close resumed>) = 0 [pid 5625] read(3 [pid 5815] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] unlink("./66/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] epoll_pwait(4 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlinkat(AT_FDCWD, "./67", AT_REMOVEDIR [pid 5783] unlink("./65/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981051}) [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=180785011} [pid 5815] close(3 [pid 5808] mkdirat(AT_FDCWD, "./68", 0777 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] newfstatat(AT_FDCWD, "./66/cgroup" [pid 5625] read(3 [pid 5815] read(249 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x65\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] unlink("./66/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982114}) [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] unlinkat(AT_FDCWD, "./65", AT_REMOVEDIR [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 6467] +++ exited with 0 +++ [pid 5783] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5625] read(3, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x6f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] close(3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983456}) [pid 5783] mkdirat(AT_FDCWD, "./66", 0777 [pid 5777] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./66", AT_REMOVEDIR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] read(3, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x70\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] mkdirat(AT_FDCWD, "./67", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... mkdirat resumed>) = 0 [pid 5808] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6468 attached [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 73 [pid 6468] set_robust_list(0x55556b15e7e0, 24 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... close resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6468] <... set_robust_list resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] ioctl(3, LOOP_CLR_FD [pid 6468] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6468] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6468] chdir("./70" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=995096131}) [pid 6468] <... chdir resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6468] <... prctl resumed>) = 0 [pid 5777] close(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x61\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x9c\x19\x15"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 184, NULL, 0) = 1 [pid 6468] setpgid(0, 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 6468] <... setpgid resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x67\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6468] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x61\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x9c\x19\x15"..., 32516876) = 216 [pid 5610] read(6 [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 6468] <... symlinkat resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] fstat(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x67\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] epoll_pwait(4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] close(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6468] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] getdents64(3 [pid 5610] epoll_pwait(4 [pid 6468] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=137408491} [pid 5777] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5783] close(3 [pid 6468] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./65/binderfs" [pid 6468] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 6468] <... openat resumed>) = 3 [pid 5808] read(249 [pid 5783] <... socket resumed>) = 3 [pid 5777] read(249 [pid 5758] unlink("./65/binderfs" [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x63\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x66\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... unlink resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... close resumed>) = 0 [pid 6468] write(3, "1000", 4 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] read(249 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x64\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6469 attached [pid 6468] <... write resumed>) = 4 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 149, NULL, 0) = 1 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6470 attached [pid 5610] <... futex resumed>) = 1 [pid 6469] set_robust_list(0x5555673497e0, 24 [pid 6468] close(3 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 71 [pid 5758] newfstatat(AT_FDCWD, "./65/cgroup.net" [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6468] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6471 attached [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x67\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6469] <... set_robust_list resumed>) = 0 [pid 6468] read(200 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 70 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x71\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6471] set_robust_list(0x5555944427e0, 24 [pid 6470] set_robust_list(0x5555771c07e0, 24 [pid 6469] rt_sigprocmask(SIG_SETMASK, [] [pid 6468] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 69 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] unlink("./65/cgroup.net" [pid 5610] <... write resumed>) = 424 [pid 6470] <... set_robust_list resumed>) = 0 [pid 6468] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=948314956}) [pid 5610] read(6 [pid 6470] rt_sigprocmask(SIG_SETMASK, [] [pid 6468] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5615] epoll_pwait(4 [pid 6471] <... set_robust_list resumed>) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6468] close(249 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6470] chdir("./67" [pid 6468] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6470] <... chdir resumed>) = 0 [pid 6468] close(248 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x71\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6468] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6470] <... prctl resumed>) = 0 [pid 6469] chdir("./68" [pid 6468] prctl(PR_SET_NAME, "syz.4.357" [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./65/cgroup.cpu" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=86614223} [pid 6471] rt_sigprocmask(SIG_SETMASK, [] [pid 6470] setpgid(0, 0 [pid 6468] <... prctl resumed>) = 0 [pid 6471] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6470] <... setpgid resumed>) = 0 [pid 6468] close(4 [pid 6471] chdir("./66" [pid 6470] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6469] <... chdir resumed>) = 0 [pid 6468] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6470] <... symlinkat resumed>) = 0 [pid 6468] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6470] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6468] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6471] <... chdir resumed>) = 0 [pid 6470] <... symlinkat resumed>) = 0 [pid 6469] <... prctl resumed>) = 0 [pid 6468] <... openat resumed>) = 3 [pid 5758] unlink("./65/cgroup.cpu" [pid 6468] setns(201, 0 [pid 6470] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6468] <... setns resumed>) = 0 [pid 6471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6470] <... symlinkat resumed>) = 0 [pid 6469] setpgid(0, 0 [pid 6468] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... unlink resumed>) = 0 [pid 6468] <... socket resumed>) = 4 [pid 6470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6468] setns(3, 0 [pid 6471] <... prctl resumed>) = 0 [pid 6469] <... setpgid resumed>) = 0 [pid 6468] <... setns resumed>) = 0 [pid 5758] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6468] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6468] <... close resumed>) = 0 [pid 6471] setpgid(0, 0 [pid 6468] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] newfstatat(AT_FDCWD, "./65/cgroup" [pid 6469] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6468] <... futex resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6471] <... setpgid resumed>) = 0 [pid 5758] unlink("./65/cgroup" [pid 6471] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6468] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6471] <... symlinkat resumed>) = 0 [pid 6470] <... openat resumed>) = 3 [pid 6469] <... symlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6471] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6470] write(3, "1000", 4) = 4 [pid 5758] getdents64(3 [pid 6471] <... symlinkat resumed>) = 0 [pid 6470] close(3 [pid 6469] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6471] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6470] <... close resumed>) = 0 [pid 6470] read(200 [pid 6471] <... symlinkat resumed>) = 0 [pid 6470] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6469] <... symlinkat resumed>) = 0 [pid 6470] <... symlinkat resumed>) = 0 [pid 6468] <... sendto resumed>) = 32 [pid 6468] recvfrom(4 [pid 6470] close(249 [pid 6468] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=73}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6470] <... close resumed>) = 0 [pid 6469] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5758] close(3 [pid 6470] close(248 [pid 6468] recvfrom(4 [pid 6470] <... close resumed>) = 0 [pid 6468] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=73}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... close resumed>) = 0 [pid 6471] <... openat resumed>) = 3 [pid 6470] prctl(PR_SET_NAME, "syz.2.358" [pid 6469] <... symlinkat resumed>) = 0 [pid 6468] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] write(3, "1000", 4 [pid 6470] <... prctl resumed>) = 0 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6468] <... futex resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./65", AT_REMOVEDIR [pid 6470] close(4) = 0 [pid 6468] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... write resumed>) = 4 [pid 6470] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... openat resumed>) = 3 [pid 6468] <... futex resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6468] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6471] close(3 [pid 6470] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] mkdirat(AT_FDCWD, "./66", 0777 [pid 6471] <... close resumed>) = 0 [pid 6469] write(3, "1000", 4 [pid 6470] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6468] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] read(200 [pid 6470] <... openat resumed>) = 3 [pid 6469] <... write resumed>) = 4 [pid 5758] <... mkdirat resumed>) = 0 [pid 6471] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] setns(201, 0 [pid 6469] close(3 [pid 6468] <... futex resumed>) = 0 [pid 6471] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6469] <... close resumed>) = 0 [pid 6468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6471] <... symlinkat resumed>) = 0 [pid 6470] <... setns resumed>) = 0 [pid 6469] read(200 [pid 6468] <... sendmsg resumed>) = 28 [pid 6468] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6469] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6468] <... futex resumed>) = 0 [pid 6471] close(249 [pid 5758] <... openat resumed>) = 3 [pid 6471] <... close resumed>) = 0 [pid 6470] <... socket resumed>) = 4 [pid 6469] <... symlinkat resumed>) = 0 [pid 6468] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6471] close(248 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6471] <... close resumed>) = 0 [pid 6469] close(249 [pid 6468] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6471] prctl(PR_SET_NAME, "syz.0.356" [pid 6470] setns(3, 0 [pid 6469] <... close resumed>) = 0 [pid 6468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... close resumed>) = 0 [pid 6471] <... prctl resumed>) = 0 [pid 6470] <... setns resumed>) = 0 [pid 6469] close(248 [pid 6468] <... sendmsg resumed>) = 20 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6471] close(4 [pid 6470] close(3 [pid 6469] <... close resumed>) = 0 [pid 6468] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6471] <... close resumed>) = 0 [pid 6470] <... close resumed>) = 0 [pid 6469] prctl(PR_SET_NAME, "syz.3.355" [pid 6468] <... futex resumed>) = 0 [pid 6471] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... prctl resumed>) = 0 [pid 6468] close_range(3, 30, 0 [pid 5758] close(3 [pid 6470] <... futex resumed>) = 0 [pid 6471] <... futex resumed>) = 0 [pid 6470] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] close(4 [pid 6468] <... close_range resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 90, NULL, 0) = 0 [pid 6471] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... futex resumed>) = 0 [pid 6469] <... close resumed>) = 0 [pid 6468] exit_group(0 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5610] epoll_pwait(4 [pid 6471] <... futex resumed>) = 0 [pid 6470] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6469] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6471] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6468] <... exit_group resumed>) = ? [pid 5610] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6471] <... openat resumed>) = 3 [pid 6469] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5610] <... futex resumed>) = 1 [pid 6471] setns(201, 0 [pid 6469] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6471] <... setns resumed>) = 0 [pid 6470] <... sendto resumed>) = 32 [pid 6469] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6471] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6469] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] epoll_pwait(4 [pid 6471] <... socket resumed>) = 4 [pid 6470] recvfrom(4 [pid 6469] <... openat resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 5619] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 6471] setns(3, 0 [pid 6469] setns(201, 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 25038, NULL, 0) = 1 [pid 5758] close(3 [pid 5619] <... write resumed>) = 8 [pid 5610] read(5 [pid 6471] <... setns resumed>) = 0 [pid 6470] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=70}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6469] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] <... read resumed>, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 6471] close(3 [pid 6470] recvfrom(4 [pid 6469] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6468] +++ exited with 0 +++ [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=966281761} [pid 5610] epoll_pwait(4 [pid 6471] <... close resumed>) = 0 [pid 6470] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=70}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6469] <... socket resumed>) = 4 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] <... socket resumed>) = 3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6471] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] setns(3, 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5610] epoll_pwait(4 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6469] <... setns resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] close(3 [pid 6471] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] close(3 [pid 5758] <... close resumed>) = 0 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6469] <... close resumed>) = 0 [pid 6471] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6470] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6469] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] read(249 [pid 6471] <... sendto resumed>) = 32 [pid 6470] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6471] recvfrom(4 [pid 6470] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x67\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=865730822}) [pid 6471] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=69}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6470] <... futex resumed>) = 0 [pid 5815] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6470] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(18 [pid 6471] recvfrom(4 [pid 6470] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x65\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xd6\xda\x0f"..., 216 [pid 6471] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=69}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 964, NULL, 0) = 1 [pid 6471] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... sendmsg resumed>) = 28 [pid 6469] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5610] <... futex resumed>) = 1 [pid 6471] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x68\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 56 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6472 attached [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x65\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xd6\xda\x0f"..., 32516876) = 216 [pid 6471] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6470] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x68\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6472] set_robust_list(0x55556d03f7e0, 24 [pid 6471] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6470] <... futex resumed>) = 0 [pid 6469] <... sendto resumed>) = 32 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 69 [pid 5625] <... write resumed>) = 48 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6472] <... set_robust_list resumed>) = 0 [pid 6471] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6469] recvfrom(4 [pid 5815] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6472] rt_sigprocmask(SIG_SETMASK, [] [pid 6471] <... futex resumed>) = 0 [pid 6470] <... sendmsg resumed>) = 20 [pid 6469] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=71}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6471] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./70/binderfs" [pid 5610] epoll_pwait(4 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=920449937} [pid 6471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6470] close_range(3, 30, 0 [pid 6472] chdir("./66" [pid 6471] <... sendmsg resumed>) = 28 [pid 6469] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=71}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6472] <... chdir resumed>) = 0 [pid 6469] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6469] <... futex resumed>) = 0 [pid 6472] <... prctl resumed>) = 0 [pid 6470] <... close_range resumed>) = 0 [pid 6469] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./70/binderfs" [pid 6471] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] setpgid(0, 0 [pid 6469] <... futex resumed>) = 0 [pid 6471] <... futex resumed>) = 0 [pid 6469] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6472] <... setpgid resumed>) = 0 [pid 6471] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... unlink resumed>) = 0 [pid 6471] <... futex resumed>) = 0 [pid 6470] exit_group(0 [pid 5815] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6470] <... exit_group resumed>) = ? [pid 6472] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6471] <... sendmsg resumed>) = 20 [pid 6469] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6472] <... symlinkat resumed>) = 0 [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6472] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6472] <... symlinkat resumed>) = 0 [pid 6471] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... sendmsg resumed>) = 28 [pid 5815] newfstatat(AT_FDCWD, "./70/cgroup.net" [pid 6472] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6471] <... futex resumed>) = 0 [pid 6469] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6472] <... symlinkat resumed>) = 0 [pid 6470] +++ exited with 0 +++ [pid 6471] close_range(3, 30, 0 [pid 6469] <... futex resumed>) = 0 [pid 5815] unlink("./70/cgroup.net" [pid 6472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6471] <... close_range resumed>) = 0 [pid 6469] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] exit_group(0 [pid 5815] <... unlink resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6471] <... exit_group resumed>) = ? [pid 5815] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] rt_sigreturn({mask=[]} [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 927, NULL, 0) = 1 [pid 6472] <... openat resumed>) = 3 [pid 6471] +++ exited with 0 +++ [pid 6469] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./70/cgroup.cpu" [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6472] write(3, "1000", 4 [pid 6469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] <... futex resumed>) = 1 [pid 6472] <... write resumed>) = 4 [pid 6469] <... sendmsg resumed>) = 20 [pid 5815] unlink("./70/cgroup.cpu" [pid 5783] rt_sigreturn({mask=[]} [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6472] close(3 [pid 6469] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x68\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6472] <... close resumed>) = 0 [pid 6469] <... futex resumed>) = 0 [pid 5777] <... write resumed>) = 4 [pid 5610] write(2, "2026/09/10 12:10:01 executed programs: 352\n", 43 [pid 6472] read(200 [pid 6469] close_range(3, 30, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=960684361}) 2026/09/10 12:10:01 executed programs: 352 [pid 6472] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6469] <... close_range resumed>) = 0 [pid 5610] <... write resumed>) = 43 [pid 5777] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x72\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6472] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5610] <... write resumed>) = 424 [pid 6469] exit_group(0 [pid 5815] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... write resumed>) = 4 [pid 5610] read(6 [pid 6472] <... symlinkat resumed>) = 0 [pid 6469] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./70/cgroup" [pid 5783] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6472] close(249 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5610] epoll_pwait(4 [pid 6472] <... close resumed>) = 0 [pid 6469] +++ exited with 0 +++ [pid 5815] unlink("./70/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x66\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xc7\xd5\x12"..., 216 [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6472] close(248 [pid 5783] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] fstat(3 [pid 5610] epoll_pwait(4 [pid 6472] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6472] prctl(PR_SET_NAME, "syz.1.359" [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x69\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6472] <... prctl resumed>) = 0 [pid 5783] fstat(3 [pid 5777] getdents64(3 [pid 5815] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6472] close(4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x69\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] sched_yield( [pid 6472] <... close resumed>) = 0 [pid 5815] close(3 [pid 5808] rt_sigreturn({mask=[]} [pid 5783] getdents64(3 [pid 5777] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5815] <... close resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 71 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6472] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlinkat(AT_FDCWD, "./70", AT_REMOVEDIR [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./67/binderfs" [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999981283}) [pid 5619] <... sched_yield resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5619] read(6 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6472] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] mkdirat(AT_FDCWD, "./71", 0777 [pid 5808] <... write resumed>) = 4 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6472] <... futex resumed>) = 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x66\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xc7\xd5\x12"..., 32516876) = 216 [pid 6472] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... mkdirat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5808] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 5783] newfstatat(AT_FDCWD, "./66/binderfs" [pid 5777] unlink("./67/binderfs" [pid 6472] <... openat resumed>) = 3 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6472] setns(201, 0 [pid 5808] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5815] <... openat resumed>) = 3 [pid 5783] unlink("./66/binderfs" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x72\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=852109091} [pid 6472] <... setns resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... openat resumed>) = 3 [pid 5777] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 6472] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] fstat(3 [pid 5783] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./67/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x64\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x1d\xd4\x16"..., 216 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 5808] getdents64(3 [pid 5783] newfstatat(AT_FDCWD, "./66/cgroup.net" [pid 5815] <... close resumed>) = 0 [pid 6472] <... socket resumed>) = 4 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./67/cgroup.net" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x6a\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 48 [pid 5808] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6472] setns(3, 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] unlink("./66/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 6472] <... setns resumed>) = 0 [pid 6472] close(3 [pid 5815] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6472] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./68/binderfs" [pid 5777] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999967387}) [pid 6472] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(21 [pid 6472] <... futex resumed>) = 0 [pid 6472] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6472] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlink("./68/binderfs" [pid 5783] newfstatat(AT_FDCWD, "./66/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./67/cgroup.cpu" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6472] <... sendto resumed>) = 32 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x63\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x23\xad\x18"..., 216 [pid 5815] close(3 [pid 5808] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./66/cgroup.cpu" [pid 5777] unlink("./67/cgroup.cpu" [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 878, NULL, 0) = 1 [pid 6472] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x6b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6472] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=69}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] newfstatat(AT_FDCWD, "./68/cgroup.net" [pid 5783] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6472] recvfrom(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... futex resumed>) = 0 [pid 5777] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] read(6 [pid 6472] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=69}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... socket resumed>) = 3 [pid 5808] unlink("./68/cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./66/cgroup" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x69\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 592 [pid 6472] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x73\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6472] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] <... write resumed>) = 424 [pid 6472] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x74\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6472] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./67/cgroup" [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... write resumed>) = 424 [pid 6472] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./66/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x75\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6472] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./67/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980691}) [pid 5610] <... write resumed>) = 424 [pid 6472] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] newfstatat(AT_FDCWD, "./68/cgroup.cpu" [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6472] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6472] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6472] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6472] <... sendmsg resumed>) = 28 [pid 5815] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 6472] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./68/cgroup.cpu" [pid 5783] close(3 [pid 5777] getdents64(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=791972826} [pid 5815] <... close resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 6472] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] read(249 [pid 5808] <... unlink resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x68\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... close resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 6472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6472] <... sendmsg resumed>) = 20 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x73\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6472] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] newfstatat(AT_FDCWD, "./68/cgroup" [pid 5783] unlinkat(AT_FDCWD, "./66", AT_REMOVEDIR [pid 5777] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6472] <... futex resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981275}) [pid 6472] close_range(3, 30, 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3, "\xa4\x01\x00\x00", 4) = 4 [pid 6472] <... close_range resumed>) = 0 [pid 5625] read(3 [pid 5777] unlinkat(AT_FDCWD, "./67", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x74\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] mkdirat(AT_FDCWD, "./67", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6472] exit_group(0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982568}) [pid 6472] <... exit_group resumed>) = ? [pid 5777] mkdirat(AT_FDCWD, "./68", 0777 [pid 5625] read(3, "\xa4\x01\x00\x00", 4) = 4 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6473 attached [pid 6472] +++ exited with 0 +++ [pid 5808] unlink("./68/cgroup" [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] read(3, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x75\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5808] <... unlink resumed>) = 0 [pid 6473] set_robust_list(0x55556b15e7e0, 24 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5808] getdents64(3 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 74 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6473] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... openat resumed>) = 3 [pid 6473] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] rt_sigreturn({mask=[]} [pid 6473] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6473] chdir("./71" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] unlinkat(AT_FDCWD, "./68", AT_REMOVEDIR [pid 5783] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6473] <... chdir resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./69", 0777 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... close resumed>) = 0 [pid 6473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6473] <... prctl resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5783] close(3 [pid 6473] setpgid(0, 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6473] <... setpgid resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=979756040}) [pid 6473] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(13 [pid 6473] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6473] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x67\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x50\xde\x19"..., 216 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5808] close(3 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x6c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 794, NULL, 0) = 1 [pid 6473] <... symlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5777] close(3 [pid 5758] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... futex resumed>) = 1 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 6473] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] read(6 [pid 6473] <... symlinkat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./66/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlink("./66/binderfs" [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x67\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x50\xde\x19"..., 32516876) = 216 [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6473] <... openat resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] epoll_pwait(4 [pid 6473] write(3, "1000", 4 [pid 5808] <... socket resumed>) = 3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] read(249 [pid 5758] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6473] <... write resumed>) = 4 [pid 5610] epoll_pwait(4 [pid 6473] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x69\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] close(3 [pid 6473] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] newfstatat(AT_FDCWD, "./66/cgroup.net" [pid 6473] read(200 [pid 5808] <... close resumed>) = 0 [pid 5783] read(249 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=688947637} [pid 6473] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6473] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6473] <... symlinkat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] close(3 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] unlink("./66/cgroup.net" [pid 6473] close(249 [pid 5808] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6473] <... close resumed>) = 0 [pid 5808] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6473] close(248 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6475 attached [pid 6473] <... close resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 70 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6474 attached [pid 6475] set_robust_list(0x5555944427e0, 24 [pid 6473] prctl(PR_SET_NAME, "syz.4.360" [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] newfstatat(AT_FDCWD, "./66/cgroup.cpu" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 700, NULL, 0) = 1 [pid 6474] set_robust_list(0x5555771c07e0, 24 [pid 6475] <... set_robust_list resumed>) = 0 [pid 6473] <... prctl resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6474] <... set_robust_list resumed>) = 0 [pid 6475] rt_sigprocmask(SIG_SETMASK, [] [pid 6473] close(4 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 71 [pid 5758] unlink("./66/cgroup.cpu" [pid 5610] <... futex resumed>) = 1 [pid 6474] rt_sigprocmask(SIG_SETMASK, [] [pid 6475] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6473] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... unlink resumed>) = 0 [pid 5615] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6476 attached [pid 5610] read(6 [pid 6474] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6475] chdir("./67" [pid 6473] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6473] <... futex resumed>) = 0 [pid 5758] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x6c\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6474] chdir("./68" [pid 6475] <... chdir resumed>) = 0 [pid 6473] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x76\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6473] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./66/cgroup" [pid 6475] <... prctl resumed>) = 0 [pid 6476] set_robust_list(0x5555673497e0, 24 [pid 6475] setpgid(0, 0 [pid 5610] <... write resumed>) = 424 [pid 6476] <... set_robust_list resumed>) = 0 [pid 6474] <... chdir resumed>) = 0 [pid 6475] <... setpgid resumed>) = 0 [pid 6473] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 72 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=950491235}) [pid 5610] read(6 [pid 6476] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6476] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] unlink("./66/cgroup" [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6476] chdir("./69" [pid 6474] <... prctl resumed>) = 0 [pid 6475] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6473] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6474] setpgid(0, 0 [pid 6476] <... chdir resumed>) = 0 [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 6476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6474] <... setpgid resumed>) = 0 [pid 6475] <... symlinkat resumed>) = 0 [pid 6473] setns(201, 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x76\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6476] <... prctl resumed>) = 0 [pid 6474] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6475] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6473] <... setns resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=636869341} [pid 6476] setpgid(0, 0) = 0 [pid 6474] <... symlinkat resumed>) = 0 [pid 6475] <... symlinkat resumed>) = 0 [pid 6473] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6476] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6474] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6475] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6473] <... socket resumed>) = 4 [pid 6476] <... symlinkat resumed>) = 0 [pid 6474] <... symlinkat resumed>) = 0 [pid 6475] <... symlinkat resumed>) = 0 [pid 6473] setns(3, 0 [pid 5758] <... close resumed>) = 0 [pid 6476] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] unlinkat(AT_FDCWD, "./66", AT_REMOVEDIR [pid 6476] <... symlinkat resumed>) = 0 [pid 6474] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6473] <... setns resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6474] <... symlinkat resumed>) = 0 [pid 6476] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6473] close(3 [pid 5758] mkdirat(AT_FDCWD, "./67", 0777 [pid 6476] <... symlinkat resumed>) = 0 [pid 6474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6475] <... openat resumed>) = 3 [pid 6473] <... close resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6474] <... openat resumed>) = 3 [pid 6475] write(3, "1000", 4 [pid 6473] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6476] <... openat resumed>) = 3 [pid 6474] write(3, "1000", 4 [pid 6475] <... write resumed>) = 4 [pid 6473] <... futex resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6475] close(3 [pid 6473] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6476] write(3, "1000", 4 [pid 6474] <... write resumed>) = 4 [pid 6475] <... close resumed>) = 0 [pid 6476] <... write resumed>) = 4 [pid 6474] close(3 [pid 6475] read(200 [pid 6476] close(3 [pid 6474] <... close resumed>) = 0 [pid 6475] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6473] <... futex resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6476] <... close resumed>) = 0 [pid 6474] read(200 [pid 6475] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6473] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6476] read(200 [pid 6474] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6475] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6476] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6474] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6475] close(249 [pid 6473] <... sendto resumed>) = 32 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6476] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6474] <... symlinkat resumed>) = 0 [pid 6475] <... close resumed>) = 0 [pid 6476] <... symlinkat resumed>) = 0 [pid 6474] close(249 [pid 6475] close(248 [pid 6473] recvfrom(4 [pid 5758] <... socket resumed>) = 3 [pid 6475] <... close resumed>) = 0 [pid 6473] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=74}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6476] close(249 [pid 6474] <... close resumed>) = 0 [pid 6475] prctl(PR_SET_NAME, "syz.0.362" [pid 6476] <... close resumed>) = 0 [pid 6474] close(248 [pid 6475] <... prctl resumed>) = 0 [pid 6473] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6474] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6476] close(248 [pid 6474] prctl(PR_SET_NAME, "syz.2.361" [pid 6475] close(4 [pid 6476] <... close resumed>) = 0 [pid 6474] <... prctl resumed>) = 0 [pid 6475] <... close resumed>) = 0 [pid 6473] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=74}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... socket resumed>) = 3 [pid 6476] prctl(PR_SET_NAME, "syz.3.363" [pid 6474] close(4 [pid 6475] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6476] <... prctl resumed>) = 0 [pid 6474] <... close resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6476] close(4 [pid 6473] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6476] <... close resumed>) = 0 [pid 6474] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = 0 [pid 6476] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6473] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6475] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... close resumed>) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6474] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6474] <... futex resumed>) = 0 [pid 6473] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6476] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6473] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6475] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5758] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6473] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6476] <... futex resumed>) = 0 [pid 6474] <... openat resumed>) = 3 [pid 6475] setns(201, 0 [pid 6473] <... futex resumed>) = 0 [pid 6476] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6474] setns(201, 0 [pid 6475] <... setns resumed>) = 0 [pid 6473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6476] <... openat resumed>) = 3 [pid 6474] <... setns resumed>) = 0 [pid 6475] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6473] <... sendmsg resumed>) = 28 [pid 6476] setns(201, 0 [pid 6474] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6475] <... socket resumed>) = 4 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6476] <... setns resumed>) = 0 [pid 6474] <... socket resumed>) = 4 [pid 6475] setns(3, 0 [pid 6473] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6474] setns(3, 0 [pid 6475] <... setns resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6474] <... setns resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6479 attached [pid 6476] <... socket resumed>) = 4 [pid 6474] close(3 [pid 6475] close(3 [pid 6473] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] setns(3, 0 [pid 6475] <... close resumed>) = 0 [pid 6474] <... close resumed>) = 0 [pid 6476] <... setns resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6479] set_robust_list(0x55556d03f7e0, 24 [pid 6476] close(3 [pid 6474] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 70 [pid 6479] <... set_robust_list resumed>) = 0 [pid 6476] <... close resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6473] <... sendmsg resumed>) = 20 [pid 6479] rt_sigprocmask(SIG_SETMASK, [] [pid 6476] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6476] <... futex resumed>) = 0 [pid 6475] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6474] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6476] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6475] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6473] close_range(3, 30, 0 [pid 6479] chdir("./67" [pid 6476] <... sendto resumed>) = 32 [pid 6474] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6475] <... sendto resumed>) = 32 [pid 6479] <... chdir resumed>) = 0 [pid 6476] recvfrom(4 [pid 6474] <... sendto resumed>) = 32 [pid 6475] recvfrom(4 [pid 6473] <... close_range resumed>) = 0 [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6476] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=72}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6474] recvfrom(4 [pid 6475] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=70}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6473] exit_group(0 [pid 6479] <... prctl resumed>) = 0 [pid 6476] recvfrom(4 [pid 6474] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=71}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6475] recvfrom(4 [pid 6473] <... exit_group resumed>) = ? [pid 6479] setpgid(0, 0 [pid 6476] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=72}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6474] recvfrom(4 [pid 6479] <... setpgid resumed>) = 0 [pid 6475] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=70}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6474] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=71}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6479] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6476] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6476] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6479] <... symlinkat resumed>) = 0 [pid 6476] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6475] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6473] +++ exited with 0 +++ [pid 6474] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6476] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6474] <... futex resumed>) = 0 [pid 6475] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6476] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... symlinkat resumed>) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6474] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6475] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 6476] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6474] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6479] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net") = 0 [pid 6476] <... futex resumed>) = 0 [pid 6475] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6474] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = 0 [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6476] <... sendmsg resumed>) = 28 [pid 6474] <... futex resumed>) = 0 [pid 6475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6479] <... openat resumed>) = 3 [pid 6476] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... sendmsg resumed>) = 28 [pid 5815] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=828434715}) [pid 6476] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6475] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 6479] write(3, "1000", 4 [pid 6476] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6475] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6479] <... write resumed>) = 4 [pid 6476] <... futex resumed>) = 0 [pid 6474] <... sendmsg resumed>) = 28 [pid 6475] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6479] close(3 [pid 6476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6474] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x68\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x38\x9c\x1c"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 642, NULL, 0) = 1 [pid 6479] <... close resumed>) = 0 [pid 6476] <... sendmsg resumed>) = 20 [pid 6474] <... futex resumed>) = 0 [pid 6475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [ 177.878492][ T6477] BUG: using smp_processor_id() in preemptible [00000000] code: dhcpcd/6477 [ 177.878508][ T6477] caller is net_dm_packet_trace_kfree_skb_hit+0xdf/0x350 [ 177.878532][ T6477] CPU: 1 UID: 0 PID: 6477 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 177.878544][ T6477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 177.878555][ T6477] Call Trace: [ 177.878559][ T6477] [ 177.878567][ T6477] dump_stack_lvl+0xe8/0x150 [pid 6479] read(200 [pid 6476] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... sendmsg resumed>) = 20 [pid 5815] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x6d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6479] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6476] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6475] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6479] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6476] close_range(3, 30, 0 [pid 6474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6475] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5615] sched_yield( [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x68\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x38\x9c\x1c"..., 32516876) = 216 [pid 6479] <... symlinkat resumed>) = 0 [pid 6476] <... close_range resumed>) = 0 [pid 6474] <... sendmsg resumed>) = 20 [pid 6475] close_range(3, 30, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5610] read(6 [pid 6474] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... close_range resumed>) = 0 [pid 5815] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] close(249 [pid 6476] exit_group(0 [pid 6474] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6479] <... close resumed>) = 0 [pid 6476] <... exit_group resumed>) = ? [pid 6474] close_range(3, 30, 0 [pid 6475] exit_group(0 [pid 5815] newfstatat(AT_FDCWD, "./71/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6479] close(248 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [ 177.878583][ T6477] check_preemption_disabled+0xcd/0xd0 [ 177.878600][ T6477] net_dm_packet_trace_kfree_skb_hit+0xdf/0x350 [ 177.878611][ T6477] ? skb_queue_purge_reason+0x2f6/0x3c0 [ 177.878624][ T6477] trace_kfree_skb+0x1d1/0x210 [ 177.878639][ T6477] sk_skb_reason_drop+0xdd/0x110 [ 177.878655][ T6477] skb_queue_purge_reason+0x2f6/0x3c0 [ 177.878668][ T6477] ? __pfx_skb_queue_purge_reason+0x10/0x10 [ 177.878679][ T6477] ? rt_mutex_slowunlock+0x4ee/0xa30 [ 177.878701][ T6477] ? __local_bh_enable_ip+0x1ad/0x2b0 [pid 5815] unlink("./71/binderfs" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 433, NULL, 0) = 1 [pid 6479] <... close resumed>) = 0 [pid 6476] +++ exited with 0 +++ [pid 6474] <... close_range resumed>) = 0 [pid 6475] <... exit_group resumed>) = ? [pid 5815] <... unlink resumed>) = 0 [pid 5610] read(6 [pid 6479] prctl(PR_SET_NAME, "syz.1.364" [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x6d\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6479] <... prctl resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5815] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x77\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6479] close(4 [pid 6474] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6479] <... close resumed>) = 0 [pid 6474] <... exit_group resumed>) = ? [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=963052551}) [pid 5610] read(6 [pid 6479] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./71/cgroup.net" [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6479] <... futex resumed>) = 0 [pid 5815] unlink("./71/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 6479] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 6479] <... futex resumed>) = 0 [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6479] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x77\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6479] <... openat resumed>) = 3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 6474] +++ exited with 0 +++ [pid 6475] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./71/cgroup.cpu" [pid 5808] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6479] setns(201, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] unlink("./71/cgroup.cpu" [pid 5808] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999968562}) [pid 6479] <... setns resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(21 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=362719561} [pid 6479] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] fstat(3 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6479] <... socket resumed>) = 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... rt_sigreturn resumed>) = 71 [pid 6479] setns(3, 0 [pid 5815] newfstatat(AT_FDCWD, "./71/cgroup" [pid 5808] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x6b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf0\xb3\x1a"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 382, NULL, 0) = 1 [pid 6479] <... setns resumed>) = 0 [ 177.878715][ T6477] ? lockdep_hardirqs_on+0x7b/0x110 [ 177.878728][ T6477] ? packet_release+0xacb/0xd40 [ 177.878741][ T6477] packet_release+0xbbc/0xd40 [ 177.878755][ T6477] ? __pfx_packet_release+0x10/0x10 [ 177.878768][ T6477] ? rwbase_write_lock+0x550/0x720 [ 177.878786][ T6477] __sock_release+0xa0/0x1f0 [ 177.878797][ T6477] ? __pfx_sock_close+0x10/0x10 [ 177.878808][ T6477] sock_close+0x1c/0x30 [ 177.878818][ T6477] __fput+0x42a/0xa80 [ 177.878832][ T6477] fput_close_sync+0x11f/0x240 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 6479] close(3 [pid 5815] unlink("./71/cgroup" [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x6e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5808] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] read(6 [pid 6479] <... close resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x6b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf0\xb3\x1a"..., 32516876) = 216 [pid 6479] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5808] newfstatat(AT_FDCWD, "./69/binderfs" [pid 5783] <... write resumed>) = 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6479] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] unlink("./69/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6479] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] fstat(3 [pid 5625] <... pselect6 resumed>) = 2 (in [23 29], left {tv_sec=0, tv_nsec=999963052}) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] unlinkat(AT_FDCWD, "./71", AT_REMOVEDIR [pid 5610] epoll_pwait(4 [pid 6479] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... openat resumed>) = 3 [pid 5625] read(29 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6479] <... sendto resumed>) = 32 [pid 5815] mkdirat(AT_FDCWD, "./72", 0777 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] fstat(3 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=317953334} [pid 5808] newfstatat(AT_FDCWD, "./69/cgroup.net" [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x6a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xcb\xd0\x1e"..., 216 [pid 6479] recvfrom(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6479] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=70}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] unlink("./69/cgroup.net" [pid 5783] getdents64(3 [pid 5777] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 6479] recvfrom(4 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 331, NULL, 0) = 1 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x6f\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6479] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=70}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 1 [pid 6479] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./68/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6479] <... futex resumed>) = 0 [ 177.878841][ T6477] ? __pfx_fput_close_sync+0x10/0x10 [ 177.878856][ T6477] __x64_sys_close+0x7e/0x110 [ 177.878866][ T6477] do_syscall_64+0x166/0x520 [ 177.878878][ T6477] ? trace_irq_disable+0x3b/0x140 [ 177.878891][ T6477] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 177.878901][ T6477] ? clear_bhb_loop+0x70/0xc0 [ 177.878913][ T6477] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 177.878923][ T6477] RIP: 0033:0x7fdfeca00407 [pid 5815] close(3 [pid 5808] newfstatat(AT_FDCWD, "./69/cgroup.cpu" [pid 5783] newfstatat(AT_FDCWD, "./67/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x6e\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 272 [pid 6479] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x78\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6479] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./68/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5610] <... write resumed>) = 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlink("./69/cgroup.cpu" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(23 [pid 5615] epoll_pwait(4 [pid 6479] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5610] read(6 [pid 6479] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5783] unlink("./67/binderfs" [pid 5777] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x6f\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 6479] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x69\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x94\x73\x22"..., 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x79\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424) = 424 [pid 5610] read(6, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] epoll_pwait(4 [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x70\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./68/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x69\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x94\x73\x22"..., 32516876) = 216 [pid 6479] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./69/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x70\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6479] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./67/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] unlink("./69/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./68/cgroup.net" [pid 5610] epoll_pwait(4 [pid 5815] close(3 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] unlink("./67/cgroup.net" [pid 5777] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982980}) [pid 5610] epoll_pwait(4 [pid 6479] <... sendmsg resumed>) = 28 [ 177.878936][ T6477] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 177.878945][ T6477] RSP: 002b:00007fffffbcadd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 177.878956][ T6477] RAX: ffffffffffffffda RBX: 00007fdfec976780 RCX: 00007fdfeca00407 [ 177.878963][ T6477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 177.878969][ T6477] RBP: 000055eae3fa34b0 R08: 0000000000000000 R09: 0000000000000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6479] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5777] newfstatat(AT_FDCWD, "./68/cgroup.cpu" [pid 5625] read(3 [pid 5783] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6479] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6479] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./69", AT_REMOVEDIR [pid 5783] newfstatat(AT_FDCWD, "./67/cgroup.cpu" [pid 6479] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./68/cgroup.cpu" [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=237157456} [pid 5815] <... socket resumed>) = 3 [pid 5808] mkdirat(AT_FDCWD, "./70", 0777 [pid 5783] unlink("./67/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 6479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] close(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x78\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 261, NULL, 0) = 1 [pid 6479] <... sendmsg resumed>) = 20 [pid 5815] <... close resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6479] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] read(249 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... futex resumed>) = 1 [pid 6479] <... futex resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./68/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999987903}) [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6479] close_range(3, 30, 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5615] sched_getaffinity(0, 8192 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x70\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6479] <... close_range resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./68/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6479] exit_group(0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./67/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5610] <... write resumed>) = 424 [pid 6479] <... exit_group resumed>) = ? [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x79\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] read(6 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./67/cgroup" [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6481 attached [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981901}) [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6481] set_robust_list(0x55556b15e7e0, 24 [pid 5808] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6481] <... set_robust_list resumed>) = 0 [pid 5808] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] unlinkat(AT_FDCWD, "./68", AT_REMOVEDIR [pid 6481] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 6481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 177.878975][ T6477] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 177.878981][ T6477] R13: 000055eb01bad850 R14: 0000000000000000 R15: 000055eae3fb8ac0 [ 177.878996][ T6477] [pid 5783] <... close resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./69", 0777 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=189871660} [pid 6481] chdir("./72" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 75 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlinkat(AT_FDCWD, "./67", AT_REMOVEDIR [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6479] +++ exited with 0 +++ [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6481] <... chdir resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] close(3 [pid 5783] mkdirat(AT_FDCWD, "./68", 0777 [pid 5777] <... openat resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] rt_sigreturn({mask=[]} [pid 6481] <... prctl resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 6481] setpgid(0, 0) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5808] close(3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... close resumed>) = 0 [pid 6481] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5808] <... close resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6481] <... symlinkat resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 6481] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... socket resumed>) = 3 [pid 6481] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5777] close(3 [pid 5783] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6481] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5808] read(249 [pid 6481] <... symlinkat resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6481] <... openat resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=955314337}) [pid 6481] write(3, "1000", 4) = 4 [pid 5758] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6481] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] read(13 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6481] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6482 attached [pid 6481] read(200 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x6c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x94\x73\x22"..., 216 [pid 5777] close(3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 195, NULL, 0) = 1 [pid 6481] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6482] set_robust_list(0x5555673497e0, 24 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 73 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x71\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] read(6 [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x6c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x94\x73\x22"..., 32516876) = 216 [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x71\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6482] <... set_robust_list resumed>) = 0 [pid 6481] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5610] epoll_pwait(4 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... socket resumed>) = 3 [pid 5777] read(249 [pid 5758] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6482] rt_sigprocmask(SIG_SETMASK, [] [pid 6481] <... symlinkat resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x70\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 5783] close(3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6482] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6481] close(249 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./67/binderfs" [pid 5783] <... close resumed>) = 0 [pid 6482] chdir("./70" [pid 6481] <... close resumed>) = 0 [pid 5783] read(249 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6482] <... chdir resumed>) = 0 [pid 6481] close(248 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x6f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] unlink("./67/binderfs" [pid 6482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6481] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... unlink resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=102827705} [pid 6481] prctl(PR_SET_NAME, "syz.4.365") = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6483 attached [pid 6482] setpgid(0, 0 [pid 6481] close(4 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 72 [pid 5758] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6483] set_robust_list(0x5555771c07e0, 24 [pid 6482] <... setpgid resumed>) = 0 [pid 6481] <... close resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6483] <... set_robust_list resumed>) = 0 [pid 6482] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6481] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6483] rt_sigprocmask(SIG_SETMASK, [] [pid 6482] <... symlinkat resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./67/cgroup.net" [pid 6483] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6482] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6484 attached [pid 6483] chdir("./69" [pid 6482] <... symlinkat resumed>) = 0 [pid 6481] <... futex resumed>) = 0 [pid 5758] unlink("./67/cgroup.net" [pid 6484] set_robust_list(0x5555944427e0, 24 [pid 6483] <... chdir resumed>) = 0 [pid 6482] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6481] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 71 [pid 6481] <... futex resumed>) = 0 [pid 6481] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 114, NULL, 0) = 1 [pid 6484] <... set_robust_list resumed>) = 0 [pid 6483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6482] <... symlinkat resumed>) = 0 [pid 6481] <... openat resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... unlink resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6484] rt_sigprocmask(SIG_SETMASK, [] [pid 6483] <... prctl resumed>) = 0 [pid 5758] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 1 [pid 6483] setpgid(0, 0 [pid 6482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] read(6 [pid 6484] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6483] <... setpgid resumed>) = 0 [pid 6482] <... openat resumed>) = 3 [pid 6481] setns(201, 0 [pid 5758] newfstatat(AT_FDCWD, "./67/cgroup.cpu" [pid 5615] <... futex resumed>) = 0 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x71\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6484] chdir("./68" [pid 6483] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6482] write(3, "1000", 4 [pid 6481] <... setns resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6484] <... chdir resumed>) = 0 [pid 6483] <... symlinkat resumed>) = 0 [pid 6482] <... write resumed>) = 4 [pid 6481] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] unlink("./67/cgroup.cpu" [pid 5610] <... write resumed>) = 424 [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6483] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6482] close(3 [pid 6481] <... socket resumed>) = 4 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=965845030}) [pid 5610] read(6 [pid 6484] <... prctl resumed>) = 0 [pid 6483] <... symlinkat resumed>) = 0 [pid 6482] <... close resumed>) = 0 [pid 6481] setns(3, 0 [pid 5758] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6484] setpgid(0, 0 [pid 6483] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6482] read(200 [pid 6481] <... setns resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6484] <... setpgid resumed>) = 0 [pid 6483] <... symlinkat resumed>) = 0 [pid 6482] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6481] close(3 [pid 5758] newfstatat(AT_FDCWD, "./67/cgroup" [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6484] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6482] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6481] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6484] <... symlinkat resumed>) = 0 [pid 6483] <... openat resumed>) = 3 [pid 6482] <... symlinkat resumed>) = 0 [pid 6481] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./67/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6484] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6483] write(3, "1000", 4 [pid 6482] close(249 [pid 6481] <... futex resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=63854486} [pid 6484] <... symlinkat resumed>) = 0 [pid 6483] <... write resumed>) = 4 [pid 6482] <... close resumed>) = 0 [pid 6481] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] getdents64(3 [pid 6484] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6483] close(3 [pid 6482] close(248 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6483] <... close resumed>) = 0 [pid 6484] <... symlinkat resumed>) = 0 [pid 6482] <... close resumed>) = 0 [pid 6481] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6483] read(200 [pid 6482] prctl(PR_SET_NAME, "syz.3.366" [pid 6481] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... close resumed>) = 0 [pid 6484] <... openat resumed>) = 3 [pid 6483] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6482] <... prctl resumed>) = 0 [pid 6481] <... sendto resumed>) = 32 [pid 5758] unlinkat(AT_FDCWD, "./67", AT_REMOVEDIR [pid 6484] write(3, "1000", 4 [pid 6483] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6482] close(4 [pid 5758] <... unlinkat resumed>) = 0 [pid 6484] <... write resumed>) = 4 [pid 6482] <... close resumed>) = 0 [pid 6481] recvfrom(4 [pid 6484] close(3 [pid 6483] <... symlinkat resumed>) = 0 [pid 6482] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=75}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] mkdirat(AT_FDCWD, "./68", 0777 [pid 6484] <... close resumed>) = 0 [pid 6483] close(249 [pid 6482] <... futex resumed>) = 0 [pid 6481] recvfrom(4 [pid 6484] read(200 [pid 6483] <... close resumed>) = 0 [pid 6482] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=75}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... mkdirat resumed>) = 0 [pid 6484] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] close(248 [pid 6482] <... futex resumed>) = 0 [pid 6481] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6484] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6483] <... close resumed>) = 0 [pid 6482] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6481] <... futex resumed>) = 0 [pid 6483] prctl(PR_SET_NAME, "syz.2.368" [pid 6481] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... openat resumed>) = 3 [pid 6484] <... symlinkat resumed>) = 0 [pid 6483] <... prctl resumed>) = 0 [pid 6482] <... openat resumed>) = 3 [pid 6481] <... futex resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6484] close(249 [pid 6483] close(4 [pid 6482] setns(201, 0 [pid 6481] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6484] <... close resumed>) = 0 [pid 6483] <... close resumed>) = 0 [pid 6482] <... setns resumed>) = 0 [pid 6481] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] close(3 [pid 6484] close(248 [pid 6483] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6481] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5758] <... close resumed>) = 0 [pid 6481] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... close resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6481] <... futex resumed>) = 0 [pid 6484] prctl(PR_SET_NAME, "syz.0.367" [pid 6482] <... socket resumed>) = 4 [pid 6483] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6484] <... prctl resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6482] setns(3, 0 [pid 6481] <... sendmsg resumed>) = 28 [pid 6484] close(4 [pid 6483] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6482] <... setns resumed>) = 0 [pid 6481] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6484] <... close resumed>) = 0 [pid 6482] close(3 [pid 6481] <... futex resumed>) = 0 [pid 6482] <... close resumed>) = 0 [pid 6481] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6484] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... openat resumed>) = 3 [pid 6482] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 0 [pid 6481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... close resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6481] <... sendmsg resumed>) = 20 [pid 6481] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6481] close_range(3, 30, 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] setns(201, 0 [pid 6482] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6484] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... setns resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6482] <... futex resumed>) = 0 [pid 6481] <... close_range resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6481] exit_group(0 [pid 6483] <... socket resumed>) = 4 [pid 6481] <... exit_group resumed>) = ? [pid 6483] setns(3, 0 [pid 5758] close(3 [pid 6484] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 6483] <... setns resumed>) = 0 [pid 6482] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... close resumed>) = 0 [pid 6484] setns(201, 0 [pid 6483] close(3 [pid 6482] <... sendto resumed>) = 32 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6484] <... setns resumed>) = 0 [pid 6483] <... close resumed>) = 0 [pid 6484] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6483] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] recvfrom(4 [pid 5758] <... socket resumed>) = 3 [pid 6484] <... socket resumed>) = 4 [pid 6482] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=73}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6484] setns(3, 0 [pid 6483] <... futex resumed>) = 0 [pid 6484] <... setns resumed>) = 0 [pid 6484] close(3 [pid 6483] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6482] recvfrom(4 [pid 6481] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6482] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=73}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] rt_sigreturn({mask=[]} [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6482] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... epoll_pwait resumed>, [], 128, 71, NULL, 0) = 0 [pid 6483] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6482] <... futex resumed>) = 0 [pid 5758] close(3 [pid 5610] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6484] <... close resumed>) = 0 [pid 6483] <... sendto resumed>) = 32 [pid 6482] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6484] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 5758] read(249 [pid 5619] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6484] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x71\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6484] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] recvfrom(4 [pid 6482] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=72}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6482] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6484] <... futex resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=981266670} [pid 6484] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6484] <... sendto resumed>) = 32 [pid 6483] recvfrom(4 [pid 6482] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] recvfrom(4 [pid 6482] <... futex resumed>) = 0 [pid 6484] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=71}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6483] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=72}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6482] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] recvfrom(4 [pid 6483] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 6484] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=71}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6484] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... futex resumed>) = 0 [pid 6482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... sendmsg resumed>) = 28 [pid 6484] <... futex resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6484] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6483] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6485 attached [pid 6484] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6483] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6482] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 71 [pid 6483] <... futex resumed>) = 0 [pid 6482] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 6485] set_robust_list(0x55556d03f7e0, 24 [pid 6484] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 5815] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=891367934}) [pid 6485] <... set_robust_list resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] read(18 [pid 6485] rt_sigprocmask(SIG_SETMASK, [] [pid 6484] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6482] <... sendmsg resumed>) = 20 [pid 5815] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] <... sendmsg resumed>) = 28 [pid 6482] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x6d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe0\xae\x1d"..., 216 [pid 6485] chdir("./68" [pid 6484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6483] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 6485] <... chdir resumed>) = 0 [pid 6484] <... sendmsg resumed>) = 28 [pid 6483] <... futex resumed>) = 0 [pid 6482] close_range(3, 30, 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 984, NULL, 0) = 1 [pid 6485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6484] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... close_range resumed>) = 0 [pid 5815] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x72\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6485] <... prctl resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6482] exit_group(0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6485] setpgid(0, 0 [pid 6484] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6482] <... exit_group resumed>) = ? [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x72\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6485] <... setpgid resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] <... sendmsg resumed>) = 20 [pid 5619] read(6 [pid 5615] sched_yield( [pid 5815] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6485] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6483] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6485] <... symlinkat resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6482] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x6d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe0\xae\x1d"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6484] <... sendmsg resumed>) = 20 [pid 6485] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6484] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close_range(3, 30, 0 [pid 5815] newfstatat(AT_FDCWD, "./72/binderfs" [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6485] <... symlinkat resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6483] <... close_range resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6485] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6484] close_range(3, 30, 0 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 6485] <... symlinkat resumed>) = 0 [pid 6484] <... close_range resumed>) = 0 [pid 6483] exit_group(0 [pid 5815] unlink("./72/binderfs" [pid 5619] epoll_pwait(4 [pid 6485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6484] exit_group(0 [pid 6483] <... exit_group resumed>) = ? [pid 5815] <... unlink resumed>) = 0 [pid 6485] <... openat resumed>) = 3 [pid 6484] <... exit_group resumed>) = ? [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5808] <... write resumed>) = 4 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5815] newfstatat(AT_FDCWD, "./72/cgroup.net" [pid 6485] write(3, "1000", 4 [pid 5808] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=980996893}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6485] <... write resumed>) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6485] close(3 [pid 5808] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6485] <... close resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] read(21 [pid 6483] +++ exited with 0 +++ [pid 5815] unlink("./72/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6485] read(200 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x6e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xde\x39\x1a"..., 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=898693373} [pid 5815] <... unlink resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 216 [pid 6485] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x73\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6485] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6484] +++ exited with 0 +++ [pid 5808] fstat(3 [pid 6485] <... symlinkat resumed>) = 0 [pid 5815] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5625] <... write resumed>) = 56 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] rt_sigreturn({mask=[]} [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x73\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6485] close(249 [pid 5815] newfstatat(AT_FDCWD, "./72/cgroup.cpu" [pid 5808] getdents64(3 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6485] <... close resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 914, NULL, 0) = 1 [pid 6485] close(248 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6485] <... close resumed>) = 0 [pid 5815] unlink("./72/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... futex resumed>) = 1 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=997107217}) [pid 5615] <... futex resumed>) = 0 [pid 6485] prctl(PR_SET_NAME, "syz.1.369" [pid 5808] newfstatat(AT_FDCWD, "./70/binderfs" [pid 5777] <... write resumed>) = 4 [pid 5625] read(23 [pid 5619] read(6 [pid 5815] <... unlink resumed>) = 0 [pid 6485] <... prctl resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6485] close(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./70/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x72\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 5615] epoll_pwait(4 [pid 6485] <... close resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./72/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x70\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x7b\x9a\x17"..., 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6485] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6485] <... futex resumed>) = 0 [pid 5815] unlink("./72/cgroup" [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x74\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... write resumed>) = 424 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6485] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6485] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] newfstatat(AT_FDCWD, "./70/cgroup.net" [pid 5783] <... write resumed>) = 4 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x74\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6485] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6485] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5808] unlink("./70/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x70\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x7b\x9a\x17"..., 32516876) = 272 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... futex resumed>) = 0 [pid 6485] setns(201, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] newfstatat(AT_FDCWD, "./69/binderfs" [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999982533}) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6485] <... setns resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./72", AT_REMOVEDIR [pid 5808] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... openat resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6485] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] fstat(3 [pid 5777] unlink("./69/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5610] epoll_pwait(4 [pid 6485] <... socket resumed>) = 4 [pid 5815] mkdirat(AT_FDCWD, "./73", 0777 [pid 5808] newfstatat(AT_FDCWD, "./70/cgroup.cpu" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6485] setns(3, 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] getdents64(3 [pid 5777] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6485] <... setns resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=846498596} [pid 5777] newfstatat(AT_FDCWD, "./69/cgroup.net" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x6f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x56\xb7\x1b"..., 216 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./69/cgroup.net" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 855, NULL, 0) = 1 [pid 6485] close(3 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] unlink("./70/cgroup.cpu" [pid 5783] newfstatat(AT_FDCWD, "./68/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6485] <... close resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6485] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x75\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] read(6 [pid 6485] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6485] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6485] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./70/cgroup" [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x6f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x56\xb7\x1b"..., 32516876) = 216 [pid 6485] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./68/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x75\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6485] <... sendto resumed>) = 32 [pid 5783] <... unlink resumed>) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] newfstatat(AT_FDCWD, "./69/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 6485] recvfrom(4 [pid 5808] unlink("./70/cgroup" [pid 5610] epoll_pwait(4 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6485] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=71}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... unlink resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6485] recvfrom(4 [pid 5815] <... socket resumed>) = 3 [pid 5783] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./69/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982382}) [pid 5610] epoll_pwait(4 [pid 6485] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=71}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] getdents64(3 [pid 6485] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6485] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6485] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=804518067} [pid 6485] <... futex resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./70", AT_REMOVEDIR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6485] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6485] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] mkdirat(AT_FDCWD, "./71", 0777 [pid 6485] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... mkdirat resumed>) = 0 [pid 6485] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] newfstatat(AT_FDCWD, "./68/cgroup.net" [pid 5777] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6485] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6485] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlink("./68/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./69/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981909}) [pid 6485] <... sendmsg resumed>) = 28 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6485] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6485] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6485] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6485] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] unlink("./69/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] close(3 [pid 6485] <... sendmsg resumed>) = 20 [pid 5815] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6485] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] <... unlink resumed>) = 0 [pid 6485] <... futex resumed>) = 0 [pid 6485] close_range(3, 30, 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... close resumed>) = 0 [pid 5783] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6485] <... close_range resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6485] exit_group(0 [pid 5808] close(3 [pid 5777] close(3 [pid 6485] <... exit_group resumed>) = ? [pid 5808] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./68/cgroup.cpu" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 813, NULL, 0) = 1 [pid 6485] +++ exited with 0 +++ [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./68/cgroup.cpu" [pid 5777] unlinkat(AT_FDCWD, "./69", AT_REMOVEDIR [pid 5808] close(3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5815] close(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... futex resumed>) = 1 [pid 5808] <... socket resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5783] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x75\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] mkdirat(AT_FDCWD, "./70", 0777 [pid 5758] rt_sigreturn({mask=[]} [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] close(3 [pid 5808] read(249 [pid 5783] newfstatat(AT_FDCWD, "./68/cgroup" [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... rt_sigreturn resumed>) = 71 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x73\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=973500686}) [pid 5610] <... write resumed>) = 424 [pid 5815] read(249 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] unlink("./68/cgroup" [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x72\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... unlink resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] getdents64(3 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x71\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xae\x93\x15"..., 216 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] epoll_pwait(4, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 755, NULL, 0) = 1 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... socket resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=752721543} [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] <... futex resumed>) = 1 [pid 5783] unlinkat(AT_FDCWD, "./68", AT_REMOVEDIR [pid 5615] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6488 attached [pid 5610] read(6 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x76\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] sched_yield( [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x71\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xae\x93\x15"..., 32516876) = 216 [pid 6488] set_robust_list(0x55556b15e7e0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 76 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] read(6 [pid 5625] <... write resumed>) = 56 [pid 5777] <... socket resumed>) = 3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x76\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] epoll_pwait(4 [pid 5777] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6489 attached [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6488] <... set_robust_list resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 74 [pid 5783] mkdirat(AT_FDCWD, "./69", 0777 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6489] set_robust_list(0x5555673497e0, 24 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983134}) [pid 6489] <... set_robust_list resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6489] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./68/binderfs" [pid 5625] read(3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=734598519} [pid 6489] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./68/binderfs" [pid 5625] read(3 [pid 6489] chdir("./71" [pid 6488] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x7f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6489] <... chdir resumed>) = 0 [pid 6488] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6488] chdir("./73" [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6489] <... prctl resumed>) = 0 [pid 6488] <... chdir resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6489] setpgid(0, 0) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] newfstatat(AT_FDCWD, "./68/cgroup.net" [pid 6489] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup") = 0 [pid 6488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6488] <... prctl resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6489] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6488] setpgid(0, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./68/cgroup.net" [pid 6489] <... symlinkat resumed>) = 0 [pid 6488] <... setpgid resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] read(249 [pid 5758] <... unlink resumed>) = 0 [pid 6488] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5783] close(3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x74\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6489] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6489] <... symlinkat resumed>) = 0 [pid 6488] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./68/cgroup.cpu" [pid 6489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6488] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5783] <... socket resumed>) = 3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6489] <... openat resumed>) = 3 [pid 6489] write(3, "1000", 4) = 4 [pid 6488] <... symlinkat resumed>) = 0 [pid 6489] close(3) = 0 [pid 6489] read(200, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] unlink("./68/cgroup.cpu" [pid 5783] close(3 [pid 6489] <... symlinkat resumed>) = 0 [pid 6489] close(249) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 742, NULL, 0) = 1 [pid 6488] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6489] close(248 [pid 6488] <... symlinkat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6489] <... close resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6489] prctl(PR_SET_NAME, "syz.3.371" [pid 5783] <... socket resumed>) = 3 [pid 5615] <... futex resumed>) = 0 [pid 6489] <... prctl resumed>) = 0 [pid 5615] sched_yield( [pid 5610] read(6 [pid 5783] close(3 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x76\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6489] close(4) = 0 [pid 5783] <... close resumed>) = 0 [pid 6489] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x80\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6489] <... futex resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... write resumed>) = 424 [pid 6489] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=966862846}) [pid 5610] read(6 [pid 6489] <... futex resumed>) = 0 [pid 6488] <... openat resumed>) = 3 [pid 5783] close(3 [pid 5758] newfstatat(AT_FDCWD, "./68/cgroup" [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6490 attached , [], 128, 0, NULL, 0) = 0 [pid 6489] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6488] write(3, "1000", 4 [pid 5783] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 6490] set_robust_list(0x5555771c07e0, 24 [pid 6488] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 73 [pid 6490] <... set_robust_list resumed>) = 0 [pid 6488] close(3 [pid 5625] read(3 [pid 6490] rt_sigprocmask(SIG_SETMASK, [] [pid 6489] <... openat resumed>) = 3 [pid 6488] <... close resumed>) = 0 [pid 5783] read(249 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] unlink("./68/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x80\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=690619875} [pid 6490] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6489] setns(201, 0 [pid 6488] read(200 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x75\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6490] chdir("./70" [pid 6489] <... setns resumed>) = 0 [pid 6488] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6489] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6488] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6490] <... chdir resumed>) = 0 [pid 6489] <... socket resumed>) = 4 [pid 6488] <... symlinkat resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6488] close(249 [pid 6490] setpgid(0, 0) = 0 [pid 6489] setns(3, 0 [pid 5758] close(3 [pid 6488] <... close resumed>) = 0 [pid 6489] <... setns resumed>) = 0 [pid 6488] close(248 [pid 5758] <... close resumed>) = 0 [pid 6490] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6489] close(3 [pid 6488] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./68", AT_REMOVEDIR [pid 6488] prctl(PR_SET_NAME, "syz.4.370" [pid 6490] <... symlinkat resumed>) = 0 [pid 6489] <... close resumed>) = 0 [pid 6488] <... prctl resumed>) = 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6488] close(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6491 attached [pid 6489] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... close resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./69", 0777 [pid 6491] set_robust_list(0x5555944427e0, 24 [pid 6490] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6489] <... futex resumed>) = 0 [pid 6488] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 72 [pid 5758] <... mkdirat resumed>) = 0 [pid 6491] <... set_robust_list resumed>) = 0 [pid 6490] <... symlinkat resumed>) = 0 [pid 6489] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6491] rt_sigprocmask(SIG_SETMASK, [] [pid 6489] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6488] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6490] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6489] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6488] <... futex resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6491] chdir("./69" [pid 6490] <... symlinkat resumed>) = 0 [pid 6489] <... sendto resumed>) = 32 [pid 6488] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6491] <... chdir resumed>) = 0 [pid 6489] recvfrom(4 [pid 6488] <... openat resumed>) = 3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6489] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=74}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6491] <... prctl resumed>) = 0 [pid 6490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] recvfrom(4 [pid 6488] setns(201, 0 [pid 5758] <... close resumed>) = 0 [pid 6491] setpgid(0, 0 [pid 6490] <... openat resumed>) = 3 [pid 6489] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=74}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6488] <... setns resumed>) = 0 [pid 6491] <... setpgid resumed>) = 0 [pid 6490] write(3, "1000", 4 [pid 6489] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6490] <... write resumed>) = 4 [pid 6490] close(3 [pid 6491] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6489] <... futex resumed>) = 0 [pid 6488] <... socket resumed>) = 4 [pid 5758] <... socket resumed>) = 3 [pid 6491] <... symlinkat resumed>) = 0 [pid 6490] <... close resumed>) = 0 [pid 6489] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] setns(3, 0 [pid 6490] read(200 [pid 6489] <... futex resumed>) = 0 [pid 6488] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6491] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6490] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6488] close(3 [pid 5758] <... close resumed>) = 0 [pid 6491] <... symlinkat resumed>) = 0 [pid 6490] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6489] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6488] <... close resumed>) = 0 [pid 6491] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6490] <... symlinkat resumed>) = 0 [pid 6489] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6491] <... symlinkat resumed>) = 0 [pid 6490] close(249 [pid 6489] <... futex resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6491] <... openat resumed>) = 3 [pid 6489] <... futex resumed>) = 0 [pid 6489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... close resumed>) = 0 [pid 6491] write(3, "1000", 4 [pid 6490] <... close resumed>) = 0 [pid 6489] <... sendmsg resumed>) = 28 [pid 6491] <... write resumed>) = 4 [pid 6490] close(248 [pid 6489] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6491] close(3 [pid 6490] <... close resumed>) = 0 [pid 6489] <... futex resumed>) = 0 [pid 6488] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6490] prctl(PR_SET_NAME, "syz.2.372") = 0 [pid 6488] <... futex resumed>) = 0 [pid 6490] close(4 [pid 6491] <... close resumed>) = 0 [pid 6490] <... close resumed>) = 0 [pid 6489] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6491] read(200 [pid 6490] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... futex resumed>) = 0 [pid 6488] <... sendto resumed>) = 32 [pid 6491] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... close resumed>) = 0 [pid 6491] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6490] <... futex resumed>) = 0 [pid 6488] recvfrom(4 [pid 6491] <... symlinkat resumed>) = 0 [pid 6490] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... sendmsg resumed>) = 20 [pid 6488] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=76}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6491] close(249 [pid 6490] <... futex resumed>) = 0 [pid 6489] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] recvfrom(4 [pid 6490] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6489] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6491] <... close resumed>) = 0 [pid 6490] <... openat resumed>) = 3 [pid 6488] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=76}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6491] close(248 [pid 6490] setns(201, 0 [pid 6489] close_range(3, 30, 0 [pid 6488] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... close resumed>) = 0 [pid 6490] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6491] prctl(PR_SET_NAME, "syz.0.373" [pid 6490] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6489] <... close_range resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6491] <... prctl resumed>) = 0 [pid 6488] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] exit_group(0 [pid 6490] <... socket resumed>) = 4 [pid 6489] <... exit_group resumed>) = ? [pid 6488] <... futex resumed>) = 0 [pid 6490] setns(3, 0 [pid 6491] close(4 [pid 5758] read(249 [pid 6491] <... close resumed>) = 0 [pid 6490] <... setns resumed>) = 0 [pid 6488] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x76\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6491] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] close(3 [pid 6489] +++ exited with 0 +++ [pid 6488] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6490] <... close resumed>) = 0 [pid 6488] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6490] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... futex resumed>) = 0 [pid 6488] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6491] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... futex resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6491] <... futex resumed>) = 0 [pid 6490] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6491] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6490] <... futex resumed>) = 0 [pid 6488] <... sendmsg resumed>) = 28 [pid 6490] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6488] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6492 attached [pid 6491] <... openat resumed>) = 3 [pid 6491] setns(201, 0 [pid 6490] <... sendto resumed>) = 32 [pid 6488] <... futex resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6492] set_robust_list(0x55556d03f7e0, 24 [pid 6491] <... setns resumed>) = 0 [pid 6492] <... set_robust_list resumed>) = 0 [pid 6490] recvfrom(4 [pid 6488] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=883251525}) [pid 6492] rt_sigprocmask(SIG_SETMASK, [] [pid 6491] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6490] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=73}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6488] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5625] read(21 [pid 6492] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6491] <... socket resumed>) = 4 [pid 6490] recvfrom(4 [pid 6488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 72 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6492] chdir("./69" [pid 6491] setns(3, 0 [pid 6490] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=73}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6488] <... sendmsg resumed>) = 20 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x73\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xeb\xc9\x13"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 694, NULL, 0) = 1 [pid 6492] <... chdir resumed>) = 0 [pid 6491] <... setns resumed>) = 0 [pid 6490] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6491] close(3 [pid 6490] <... futex resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x77\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6492] <... prctl resumed>) = 0 [pid 6491] <... close resumed>) = 0 [pid 6490] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] close_range(3, 30, 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6492] setpgid(0, 0 [pid 6491] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 6491] <... futex resumed>) = 0 [pid 6490] <... futex resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x73\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xeb\xc9\x13"..., 32516876) = 216 [pid 6492] <... setpgid resumed>) = 0 [pid 6491] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x77\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6492] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6490] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6488] <... close_range resumed>) = 0 [pid 5808] getdents64(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6491] <... futex resumed>) = 0 [pid 6490] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] exit_group(0 [pid 5625] <... write resumed>) = 48 [pid 5610] epoll_pwait(4 [pid 6491] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6490] <... futex resumed>) = 0 [pid 6488] <... exit_group resumed>) = ? [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6492] <... symlinkat resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6491] <... sendto resumed>) = 32 [pid 6490] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6492] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=544299134} [pid 6490] <... futex resumed>) = 0 [pid 6488] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] rt_sigreturn({mask=[]} [pid 6490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6492] <... symlinkat resumed>) = 0 [pid 6491] recvfrom(4 [pid 6490] <... sendmsg resumed>) = 28 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6491] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=72}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6490] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./71/binderfs" [pid 6492] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6491] recvfrom(4 [pid 6490] <... futex resumed>) = 0 [pid 6491] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=72}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6490] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... symlinkat resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6491] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6491] <... futex resumed>) = 0 [pid 6490] <... futex resumed>) = 0 [pid 5815] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=980725786}) [pid 6492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6491] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] unlink("./71/binderfs" [pid 6491] <... futex resumed>) = 0 [pid 6490] <... sendmsg resumed>) = 20 [pid 5815] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(18 [pid 6492] <... openat resumed>) = 3 [pid 6491] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6490] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 6492] write(3, "1000", 4 [pid 6491] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6490] <... futex resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6492] <... write resumed>) = 4 [pid 6491] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] close_range(3, 30, 0 [pid 5815] fstat(3 [pid 5808] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x72\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x9f\x8e\x18"..., 216 [pid 6492] close(3 [pid 6491] <... futex resumed>) = 0 [pid 6490] <... close_range resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 6492] <... close resumed>) = 0 [pid 6491] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] exit_group(0 [pid 5815] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x78\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6492] read(200 [pid 6491] <... futex resumed>) = 0 [pid 6490] <... exit_group resumed>) = ? [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] newfstatat(AT_FDCWD, "./71/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 6492] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x78\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 550, NULL, 0) = 1 [pid 6492] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6491] <... sendmsg resumed>) = 28 [pid 5815] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] unlink("./71/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 6492] <... symlinkat resumed>) = 0 [pid 6491] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6492] close(249 [pid 6491] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./73/binderfs" [pid 5808] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6491] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6491] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./71/cgroup.cpu" [pid 6491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] <... futex resumed>) = 1 [pid 6491] <... sendmsg resumed>) = 20 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6492] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... futex resumed>) = 0 [pid 6492] close(248 [pid 6491] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./73/binderfs" [pid 5808] unlink("./71/cgroup.cpu" [pid 5610] read(6 [pid 5615] sched_yield( [pid 6492] <... close resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6491] close_range(3, 30, 0 [pid 6490] +++ exited with 0 +++ [pid 5808] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6491] <... close_range resumed>) = 0 [pid 5815] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./71/cgroup" [pid 6492] prctl(PR_SET_NAME, "syz.1.374" [pid 6491] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6491] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./73/cgroup.net" [pid 5777] rt_sigreturn({mask=[]} [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x77\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6492] <... prctl resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./71/cgroup" [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5615] <... sched_yield resumed>) = 0 [pid 6492] close(4 [pid 5815] unlink("./73/cgroup.net" [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x81\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6492] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5610] <... write resumed>) = 424 [pid 6492] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=982971103}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x82\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6492] <... futex resumed>) = 0 [pid 6491] +++ exited with 0 +++ [pid 5815] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 6492] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... write resumed>) = 424 [pid 6492] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./73/cgroup.cpu" [pid 5808] <... close resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6492] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlinkat(AT_FDCWD, "./71", AT_REMOVEDIR [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x81\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6492] <... openat resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 5815] unlink("./73/cgroup.cpu" [pid 5808] mkdirat(AT_FDCWD, "./72", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6492] setns(201, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6492] <... setns resumed>) = 0 [pid 5815] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] fstat(3 [pid 5625] <... pselect6 resumed>) = 2 (in [3 23], left {tv_sec=0, tv_nsec=999982866}) [pid 5619] epoll_pwait(4 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5625] read(3 [pid 6492] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6492] <... socket resumed>) = 4 [pid 5815] newfstatat(AT_FDCWD, "./73/cgroup" [pid 5783] <... write resumed>) = 4 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=451023143} [pid 6492] setns(3, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x82\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6492] <... setns resumed>) = 0 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6492] close(3 [pid 5815] unlink("./73/cgroup" [pid 5783] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(23 [pid 6492] <... close resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./70/binderfs" [pid 5815] <... unlink resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x74\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x6e\xf9\x18"..., 216 [pid 5808] close(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 454, NULL, 0) = 1 [pid 6492] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5808] <... close resumed>) = 0 [pid 5783] fstat(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x79\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6492] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] unlink("./70/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6492] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x79\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5808] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5815] <... close resumed>) = 0 [pid 5777] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x74\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x6e\xf9\x18"..., 32516876) = 216 [pid 6492] <... futex resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./73", AT_REMOVEDIR [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5777] newfstatat(AT_FDCWD, "./70/cgroup.net" [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999952415}) [pid 5619] read(6 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6492] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] mkdirat(AT_FDCWD, "./74", 0777 [pid 5783] newfstatat(AT_FDCWD, "./69/binderfs" [pid 5777] unlink("./70/cgroup.net" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(29 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... futex resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6492] <... sendto resumed>) = 32 [pid 5808] close(3 [pid 5783] unlink("./69/binderfs" [pid 5777] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x75\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xff\xb8\x17"..., 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6492] recvfrom(4 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6492] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=72}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... openat resumed>) = 3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./70/cgroup.cpu" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x7a\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=417265791} [pid 6492] recvfrom(4 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 6492] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=72}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] newfstatat(AT_FDCWD, "./69/cgroup.net" [pid 5777] unlink("./70/cgroup.cpu" [pid 5815] close(3 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6492] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6492] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] read(249 [pid 5625] <... write resumed>) = 48 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x77\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] <... socket resumed>) = 3 [pid 6492] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6492] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5783] unlink("./69/cgroup.net" [pid 5777] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6492] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6492] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6492] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./70/cgroup" [pid 6492] <... futex resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6492] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] newfstatat(AT_FDCWD, "./69/cgroup.cpu" [pid 5777] unlink("./70/cgroup" [pid 6492] <... futex resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 421, NULL, 0) = 1 [pid 6492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 6492] <... sendmsg resumed>) = 28 [pid 5815] close(3 [pid 5783] unlink("./69/cgroup.cpu" [pid 5777] getdents64(3 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6492] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x79\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6492] <... futex resumed>) = 0 [pid 6492] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x83\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6492] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlinkat(AT_FDCWD, "./70", AT_REMOVEDIR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=984741563}) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6493 attached [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x84\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6492] <... sendmsg resumed>) = 20 [pid 5815] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./69/cgroup" [pid 5777] <... unlinkat resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6492] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6493] set_robust_list(0x5555673497e0, 24 [pid 6492] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 75 [pid 5783] unlink("./69/cgroup" [pid 5777] mkdirat(AT_FDCWD, "./71", 0777 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6493] <... set_robust_list resumed>) = 0 [pid 6492] close_range(3, 30, 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] close(3 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x83\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6493] rt_sigprocmask(SIG_SETMASK, [] [pid 6492] <... close_range resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6493] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6492] exit_group(0 [pid 5815] read(249 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982348}) [pid 5783] close(3 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=362674553} [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x78\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... close resumed>) = 0 [pid 6493] chdir("./72" [pid 5777] <... openat resumed>) = 3 [pid 6492] <... exit_group resumed>) = ? [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(3, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x84\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] unlinkat(AT_FDCWD, "./69", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6493] <... chdir resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./70", 0777 [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6493] <... prctl resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6493] setpgid(0, 0ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6494 attached ) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] close(3 [pid 6494] set_robust_list(0x55556b15e7e0, 24 [pid 6493] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 77 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... close resumed>) = 0 [pid 6494] <... set_robust_list resumed>) = 0 [pid 6493] <... symlinkat resumed>) = 0 [pid 6492] +++ exited with 0 +++ [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] close(3 [pid 6494] rt_sigprocmask(SIG_SETMASK, [] [pid 6493] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 6494] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6494] chdir("./74" [pid 6493] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 6494] <... chdir resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6493] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] close(3 [pid 6494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6493] <... symlinkat resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6494] <... prctl resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 6494] setpgid(0, 0 [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 6494] <... setpgid resumed>) = 0 [pid 6493] <... openat resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = 72 [pid 6494] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6493] write(3, "1000", 4 [pid 5783] close(3 [pid 6494] <... symlinkat resumed>) = 0 [pid 6493] <... write resumed>) = 4 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6494] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6493] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=970537154}) [pid 6494] <... symlinkat resumed>) = 0 [pid 6493] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6494] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6494] <... symlinkat resumed>) = 0 [pid 6493] read(200 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x76\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 216 [pid 6494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6493] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 365, NULL, 0) = 1 [pid 6494] <... openat resumed>) = 3 [pid 6493] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x7b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 6493] <... symlinkat resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6494] write(3, "1000", 4 [pid 6493] close(249 [pid 5783] close(3 [pid 5777] read(249 [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6494] <... write resumed>) = 4 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x79\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x76\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 32516876) = 216 [pid 5783] <... close resumed>) = 0 [pid 6494] close(3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6494] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6493] <... close resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] read(249 [pid 6494] read(200 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6493] close(248 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6493] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6493] prctl(PR_SET_NAME, "syz.3.375" [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6494] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6493] <... prctl resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] newfstatat(AT_FDCWD, "./69/binderfs" [pid 5619] epoll_pwait(4 [pid 6494] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6493] close(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6494] <... symlinkat resumed>) = 0 [pid 6493] <... close resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6494] close(249 [pid 6493] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./69/binderfs" [pid 6494] <... close resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5758] <... unlink resumed>) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6494] close(248 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6495 attached [pid 6494] <... close resumed>) = 0 [pid 6493] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6495] set_robust_list(0x5555771c07e0, 24 [pid 6494] prctl(PR_SET_NAME, "syz.4.376" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6496 attached [pid 6495] <... set_robust_list resumed>) = 0 [pid 6494] <... prctl resumed>) = 0 [pid 6493] <... futex resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 74 [pid 5758] newfstatat(AT_FDCWD, "./69/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=286329809} [pid 6496] set_robust_list(0x5555944427e0, 24 [pid 6495] rt_sigprocmask(SIG_SETMASK, [] [pid 6494] close(4 [pid 6493] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6494] <... close resumed>) = 0 [pid 6493] <... openat resumed>) = 3 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 73 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] unlink("./69/cgroup.net" [pid 6496] rt_sigprocmask(SIG_SETMASK, [] [pid 6495] chdir("./71" [pid 6494] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlink resumed>) = 0 [pid 6496] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6493] setns(201, 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 306, NULL, 0) = 1 [pid 6496] chdir("./70" [pid 6495] <... chdir resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... setns resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6496] <... chdir resumed>) = 0 [pid 6495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6494] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6495] <... prctl resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./69/cgroup.cpu" [pid 5619] read(6 [pid 6496] <... prctl resumed>) = 0 [pid 6495] setpgid(0, 0 [pid 6494] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6493] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x7b\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6496] setpgid(0, 0 [pid 6495] <... setpgid resumed>) = 0 [pid 6494] <... openat resumed>) = 3 [pid 6493] <... socket resumed>) = 4 [pid 5758] unlink("./69/cgroup.cpu" [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x85\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6496] <... setpgid resumed>) = 0 [pid 6495] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6493] setns(3, 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 6496] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6495] <... symlinkat resumed>) = 0 [pid 6494] setns(201, 0 [pid 6493] <... setns resumed>) = 0 [pid 5758] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=956244169}) [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6496] <... symlinkat resumed>) = 0 [pid 6495] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6494] <... setns resumed>) = 0 [pid 6493] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6496] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6495] <... symlinkat resumed>) = 0 [pid 6494] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6493] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./69/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6496] <... symlinkat resumed>) = 0 [pid 6494] <... socket resumed>) = 4 [pid 6493] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6496] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6495] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6494] setns(3, 0 [pid 6493] <... futex resumed>) = 0 [pid 5625] read(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6496] <... symlinkat resumed>) = 0 [pid 6495] <... symlinkat resumed>) = 0 [pid 6494] <... setns resumed>) = 0 [pid 6493] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./69/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x85\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6494] close(3 [pid 6493] <... futex resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6496] <... openat resumed>) = 3 [pid 6494] <... close resumed>) = 0 [pid 6495] <... openat resumed>) = 3 [pid 6493] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] getdents64(3 [pid 6496] write(3, "1000", 4 [pid 6495] write(3, "1000", 4 [pid 6494] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6496] <... write resumed>) = 4 [pid 6495] <... write resumed>) = 4 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... sendto resumed>) = 32 [pid 5758] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=245952741} [pid 6496] close(3 [pid 6495] close(3 [pid 6494] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 6496] <... close resumed>) = 0 [pid 6495] <... close resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=75}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6496] read(200 [pid 6495] read(200 [pid 6494] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6493] recvfrom(4 [pid 5758] unlinkat(AT_FDCWD, "./69", AT_REMOVEDIR [pid 6496] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6495] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6494] <... sendto resumed>) = 32 [pid 5758] <... unlinkat resumed>) = 0 [pid 6496] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6495] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6496] <... symlinkat resumed>) = 0 [pid 6495] <... symlinkat resumed>) = 0 [pid 6494] recvfrom(4 [pid 6493] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=75}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] mkdirat(AT_FDCWD, "./70", 0777 [pid 6496] close(249 [pid 6495] close(249 [pid 6494] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=77}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6493] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... mkdirat resumed>) = 0 [pid 6496] <... close resumed>) = 0 [pid 6495] <... close resumed>) = 0 [pid 6494] recvfrom(4 [pid 6493] <... futex resumed>) = 0 [pid 6496] close(248 [pid 6495] close(248 [pid 6494] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=77}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6493] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6496] <... close resumed>) = 0 [pid 6495] <... close resumed>) = 0 [pid 6494] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6496] prctl(PR_SET_NAME, "syz.0.378" [pid 6495] prctl(PR_SET_NAME, "syz.2.377" [pid 6494] <... futex resumed>) = 0 [pid 6496] <... prctl resumed>) = 0 [pid 6495] <... prctl resumed>) = 0 [pid 6494] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6496] close(4 [pid 6495] close(4 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6496] <... close resumed>) = 0 [pid 6495] <... close resumed>) = 0 [pid 6494] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6493] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6495] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6493] <... futex resumed>) = 0 [pid 6496] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6496] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6496] <... futex resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6496] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6495] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... socket resumed>) = 3 [pid 6493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6495] <... openat resumed>) = 3 [pid 6494] <... sendmsg resumed>) = 28 [pid 5758] close(3 [pid 6495] setns(201, 0 [pid 6494] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... sendmsg resumed>) = 28 [pid 5758] <... close resumed>) = 0 [pid 6495] <... setns resumed>) = 0 [pid 6493] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6494] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6495] <... socket resumed>) = 4 [pid 6493] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6496] <... openat resumed>) = 3 [pid 6495] setns(3, 0 [pid 6494] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... socket resumed>) = 3 [pid 6496] setns(201, 0 [pid 6495] <... setns resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... sendmsg resumed>) = 20 [pid 5758] close(3 [pid 6496] <... setns resumed>) = 0 [pid 6495] close(3 [pid 6494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... close resumed>) = 0 [pid 6493] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6495] <... close resumed>) = 0 [pid 6494] <... sendmsg resumed>) = 20 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6496] <... socket resumed>) = 4 [pid 6495] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6496] setns(3, 0 [pid 6495] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6496] <... setns resumed>) = 0 [pid 6495] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] close_range(3, 30, 0 [pid 6493] close_range(3, 30, 0 [pid 5758] close(3 [pid 6496] close(3 [pid 6495] <... futex resumed>) = 0 [pid 6494] <... close_range resumed>) = 0 [pid 6493] <... close_range resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6496] <... close resumed>) = 0 [pid 6495] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6496] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... sendto resumed>) = 32 [pid 6494] exit_group(0 [pid 6493] exit_group(0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6496] <... futex resumed>) = 0 [pid 6495] recvfrom(4 [pid 6494] <... exit_group resumed>) = ? [pid 6493] <... exit_group resumed>) = ? [pid 5758] <... socket resumed>) = 3 [pid 6496] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=74}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6496] <... futex resumed>) = 0 [pid 6494] +++ exited with 0 +++ [pid 6493] +++ exited with 0 +++ [pid 5758] close(3 [pid 6496] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6495] recvfrom(4 [pid 6496] <... sendto resumed>) = 32 [pid 6495] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=74}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] <... close resumed>) = 0 [pid 6496] recvfrom(4 [pid 6495] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5758] read(249 [pid 6496] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=73}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6495] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6496] recvfrom(4 [pid 6495] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigreturn({mask=[]} [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6496] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=73}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6495] <... futex resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 75 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6496] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6495] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... write resumed>) = 4 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=898340403}) [pid 6496] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6496] <... futex resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6496] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6495] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6496] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x77\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x1a\x70\x18"..., 216ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6497 attached [pid 6496] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... write resumed>) = 4 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 260, NULL, 0) = 1 [pid 6497] set_robust_list(0x55556d03f7e0, 24 [pid 6496] <... futex resumed>) = 0 [pid 6495] <... sendmsg resumed>) = 28 [pid 5815] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 73 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x7c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6497] <... set_robust_list resumed>) = 0 [pid 6496] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] getdents64(3 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6497] rt_sigprocmask(SIG_SETMASK, [] [pid 6496] <... futex resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6495] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x77\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x1a\x70\x18"..., 32516876) = 216 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6497] chdir("./70" [pid 6496] <... sendmsg resumed>) = 28 [pid 6495] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6497] <... chdir resumed>) = 0 [pid 6496] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6496] <... futex resumed>) = 0 [pid 6495] <... sendmsg resumed>) = 20 [pid 5808] newfstatat(AT_FDCWD, "./72/binderfs" [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999970671}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] <... prctl resumed>) = 0 [pid 6496] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(18 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6497] setpgid(0, 0 [pid 6496] <... futex resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] unlink("./72/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6497] <... setpgid resumed>) = 0 [pid 6496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6495] close_range(3, 30, 0 [pid 5815] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x78\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2f\x4e\x17"..., 216 [pid 5619] epoll_pwait(4 [pid 6497] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6496] <... sendmsg resumed>) = 20 [pid 6495] <... close_range resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 6496] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./74/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x7d\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6497] <... symlinkat resumed>) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6495] exit_group(0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./72/cgroup.net" [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=111960557} [pid 5815] unlink("./74/binderfs" [pid 6497] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6496] close_range(3, 30, 0 [pid 6495] <... exit_group resumed>) = ? [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6497] <... symlinkat resumed>) = 0 [pid 6496] <... close_range resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] unlink("./72/cgroup.net" [pid 5815] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./74/cgroup.net" [pid 5808] <... unlink resumed>) = 0 [pid 6497] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6496] exit_group(0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./74/cgroup.net" [pid 6497] <... symlinkat resumed>) = 0 [pid 6496] <... exit_group resumed>) = ? [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5815] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./72/cgroup.cpu" [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 123, NULL, 0) = 1 [pid 5815] newfstatat(AT_FDCWD, "./74/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6497] <... openat resumed>) = 3 [pid 6495] +++ exited with 0 +++ [pid 5815] unlink("./74/cgroup.cpu" [pid 5808] unlink("./72/cgroup.cpu" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6497] write(3, "1000", 4 [pid 6496] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5619] read(6 [pid 6497] <... write resumed>) = 4 [pid 5815] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5777] rt_sigreturn({mask=[]} [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x7c\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6497] close(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] rt_sigreturn({mask=[]} [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x86\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6497] <... close resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./74/cgroup" [pid 5808] newfstatat(AT_FDCWD, "./72/cgroup" [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6497] read(200 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=978513831}) [pid 5619] <... write resumed>) = 424 [pid 6497] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] unlink("./74/cgroup" [pid 5808] unlink("./72/cgroup" [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x87\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6497] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6497] <... symlinkat resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] getdents64(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6497] close(249 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x86\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 6497] <... close resumed>) = 0 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] <... write resumed>) = 4 [pid 5777] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] close(248 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 3 (in [3 23 29], left {tv_sec=0, tv_nsec=999983026}) [pid 5619] epoll_pwait(4 [pid 6497] <... close resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./74", AT_REMOVEDIR [pid 5808] unlinkat(AT_FDCWD, "./72", AT_REMOVEDIR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] read(3 [pid 5783] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6497] prctl(PR_SET_NAME, "syz.1.379" [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6497] <... prctl resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./75", 0777 [pid 5808] mkdirat(AT_FDCWD, "./73", 0777 [pid 5783] fstat(3 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6497] close(4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x87\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=66619907} [pid 6497] <... close resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 6497] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5783] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6497] <... futex resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./71/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x7a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xd5\xeb\x14"..., 216 [pid 6497] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] newfstatat(AT_FDCWD, "./70/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6497] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./71/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 72, NULL, 0) = 1 [pid 6497] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x7e\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6497] <... openat resumed>) = 3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./70/binderfs" [pid 5777] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] close(3 [pid 5783] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6497] setns(201, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./71/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6497] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./70/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(23 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x7a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xd5\xeb\x14"..., 32516876) = 216 [pid 6497] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] read(6 [pid 6497] setns(3, 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlink("./71/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x79\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2f\x4e\x17"..., 216 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 6497] <... setns resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./70/cgroup.net" [pid 5815] close(3 [pid 6497] close(3 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6497] <... close resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 6497] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6497] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x7f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] epoll_pwait(4 [pid 6497] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./70/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6497] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./71/cgroup.cpu" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=36168758} [pid 6497] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... socket resumed>) = 3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./70/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6497] <... sendto resumed>) = 32 [pid 5815] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 6497] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] unlink("./71/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6497] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=73}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] read(249 [pid 5808] close(3 [pid 5783] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] newfstatat(AT_FDCWD, "./70/cgroup" [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6497] recvfrom(4 [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6497] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=73}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] read(249 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6497] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] unlink("./70/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./71/cgroup" [pid 6497] <... futex resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6497] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] unlink("./71/cgroup" [pid 6497] <... futex resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... unlink resumed>) = 0 [pid 6497] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... unlink resumed>) = 0 [pid 6497] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] getdents64(3 [pid 5777] getdents64(3 [pid 6497] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 46, NULL, 0) = 1 [pid 5783] close(3) = 0 [pid 5777] close(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6497] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6497] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] unlinkat(AT_FDCWD, "./71", AT_REMOVEDIR [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6497] <... futex resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./70", AT_REMOVEDIR [pid 5777] <... unlinkat resumed>) = 0 [pid 5619] read(6 [pid 6497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... unlinkat resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6498 attached [pid 6497] <... sendmsg resumed>) = 28 [pid 5783] mkdirat(AT_FDCWD, "./71", 0777 [pid 5777] mkdirat(AT_FDCWD, "./72", 0777 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x7e\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6499 attached [pid 6498] set_robust_list(0x55556b15e7e0, 24 [pid 6497] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 78 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x88\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6497] <... futex resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6499] set_robust_list(0x5555673497e0, 24 [pid 6498] <... set_robust_list resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 76 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=965892762}) [pid 5619] <... write resumed>) = 424 [pid 6499] <... set_robust_list resumed>) = 0 [pid 6498] rt_sigprocmask(SIG_SETMASK, [] [pid 6497] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5615] epoll_pwait(4 [pid 6499] rt_sigprocmask(SIG_SETMASK, [] [pid 6498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6497] <... futex resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x89\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6499] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6498] chdir("./75" [pid 5619] <... write resumed>) = 424 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6497] <... sendmsg resumed>) = 20 [pid 5783] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(3 [pid 5610] <... futex resumed>) = 0 [pid 6498] <... chdir resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x88\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6499] chdir("./73" [pid 6498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6497] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6498] <... prctl resumed>) = 0 [pid 5783] close(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] epoll_pwait(4 [pid 6499] <... chdir resumed>) = 0 [pid 6498] setpgid(0, 0 [pid 6497] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982887}) [pid 6499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6498] <... setpgid resumed>) = 0 [pid 6497] close_range(3, 30, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] <... prctl resumed>) = 0 [pid 6498] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6497] <... close_range resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 6499] setpgid(0, 0 [pid 5783] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=965349199} [pid 6499] <... setpgid resumed>) = 0 [pid 6497] exit_group(0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5625] read(3 [pid 6499] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6498] <... symlinkat resumed>) = 0 [pid 6497] <... exit_group resumed>) = ? [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 6498] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x89\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6498] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6499] <... symlinkat resumed>) = 0 [pid 6498] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5783] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 6499] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6498] <... symlinkat resumed>) = 0 [pid 6497] +++ exited with 0 +++ [pid 5783] <... socket resumed>) = 3 [pid 6499] <... symlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] close(3 [pid 6499] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6499] <... symlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] rt_sigreturn({mask=[]} [pid 6498] <... openat resumed>) = 3 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5777] close(3 [pid 6498] write(3, "1000", 4 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... close resumed>) = 0 [pid 6498] <... write resumed>) = 4 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6498] close(3 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6498] <... close resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6498] read(200 [pid 6499] <... openat resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6498] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... socket resumed>) = 3 [pid 6499] write(3, "1000", 4 [pid 6498] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=983224823}) [pid 6499] <... write resumed>) = 4 [pid 6498] <... symlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(13 [pid 6499] close(3 [pid 5777] read(249 [pid 5758] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6499] <... close resumed>) = 0 [pid 6498] close(249 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6498] <... close resumed>) = 0 [pid 6498] close(248 [pid 5758] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x7b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x99\xb5\x16"..., 216 [pid 6499] read(200 [pid 6498] <... close resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x7f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6500 attached [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 978, NULL, 0) = 1 [pid 6499] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6498] prctl(PR_SET_NAME, "syz.4.381" [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6500] set_robust_list(0x5555944427e0, 24 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 74 [pid 6498] <... prctl resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x80\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6500] <... set_robust_list resumed>) = 0 [pid 6498] close(4 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5615] sched_yield( [pid 5610] read(6 [pid 6498] <... close resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x7b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x99\xb5\x16"..., 32516876) = 216 [pid 6500] rt_sigprocmask(SIG_SETMASK, [] [pid 6499] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6498] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] read(6 [pid 6500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6498] <... futex resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x80\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6500] chdir("./71" [pid 6499] <... symlinkat resumed>) = 0 [pid 6498] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] getdents64(3 [pid 5610] epoll_pwait(4 [pid 6500] <... chdir resumed>) = 0 [pid 6498] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6499] close(249 [pid 6498] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] epoll_pwait(4 [pid 6500] <... prctl resumed>) = 0 [pid 6499] <... close resumed>) = 0 [pid 6498] <... openat resumed>) = 3 [pid 6499] close(248) = 0 [pid 5758] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6499] prctl(PR_SET_NAME, "syz.3.380" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6501 attached [pid 6499] <... prctl resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./70/binderfs" [pid 6500] setpgid(0, 0 [pid 6499] close(4 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 75 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=908585245} [pid 6499] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] unlink("./70/binderfs" [pid 6499] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6499] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6499] <... futex resumed>) = 0 [pid 5758] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6499] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6499] <... openat resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./70/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./70/cgroup.net" [pid 6501] set_robust_list(0x5555771c07e0, 24 [pid 6500] <... setpgid resumed>) = 0 [pid 6499] setns(201, 0 [pid 5758] <... unlink resumed>) = 0 [pid 6499] <... setns resumed>) = 0 [pid 6499] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6500] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6499] <... socket resumed>) = 4 [pid 6501] <... set_robust_list resumed>) = 0 [pid 5758] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6501] rt_sigprocmask(SIG_SETMASK, [] [pid 6499] setns(3, 0 [pid 6498] setns(201, 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6499] <... setns resumed>) = 0 [pid 6499] close(3 [pid 6498] <... setns resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./70/cgroup.cpu" [pid 6500] <... symlinkat resumed>) = 0 [pid 6499] <... close resumed>) = 0 [pid 6498] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6499] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... socket resumed>) = 4 [pid 5758] unlink("./70/cgroup.cpu" [pid 6499] <... futex resumed>) = 0 [pid 6498] setns(3, 0 [pid 6499] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... setns resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6499] <... futex resumed>) = 0 [pid 6498] close(3 [pid 5758] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6501] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6499] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6498] <... close resumed>) = 0 [pid 6501] chdir("./72" [pid 6500] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6499] <... sendto resumed>) = 32 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6500] <... symlinkat resumed>) = 0 [pid 6499] recvfrom(4 [pid 6498] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] newfstatat(AT_FDCWD, "./70/cgroup" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 916, NULL, 0) = 1 [pid 6499] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=76}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6498] <... futex resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6501] <... chdir resumed>) = 0 [pid 6499] recvfrom(4 [pid 6498] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./70/cgroup" [pid 5610] <... futex resumed>) = 1 [pid 6500] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6499] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=76}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... unlink resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6501] <... prctl resumed>) = 0 [pid 6500] <... symlinkat resumed>) = 0 [pid 6499] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... futex resumed>) = 0 [pid 5758] getdents64(3 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x80\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6501] setpgid(0, 0 [pid 6500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6499] <... futex resumed>) = 0 [pid 6498] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6501] <... setpgid resumed>) = 0 [pid 6500] <... openat resumed>) = 3 [pid 6499] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... sendto resumed>) = 32 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6499] <... futex resumed>) = 0 [pid 6499] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] close(3 [pid 6499] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6498] recvfrom(4 [pid 5758] <... close resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 6501] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6499] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=78}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] unlinkat(AT_FDCWD, "./70", AT_REMOVEDIR [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... write resumed>) = 424 [pid 6501] <... symlinkat resumed>) = 0 [pid 6500] write(3, "1000", 4 [pid 6499] <... futex resumed>) = 0 [pid 6498] recvfrom(4 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=959801153}) [pid 6499] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=78}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] mkdirat(AT_FDCWD, "./71", 0777 [pid 5625] read(3 [pid 5610] read(6 [pid 6501] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6500] <... write resumed>) = 4 [pid 6499] <... futex resumed>) = 0 [pid 6498] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... mkdirat resumed>) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 6501] <... symlinkat resumed>) = 0 [pid 6500] close(3 [pid 6499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6498] <... futex resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6501] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6500] <... close resumed>) = 0 [pid 6499] <... sendmsg resumed>) = 28 [pid 6498] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6501] <... symlinkat resumed>) = 0 [pid 6500] read(200 [pid 6499] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... futex resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=859721154} [pid 6499] <... futex resumed>) = 0 [pid 6498] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6500] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6499] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6500] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6499] <... futex resumed>) = 0 [pid 6498] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6498] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6501] <... openat resumed>) = 3 [pid 6500] <... symlinkat resumed>) = 0 [pid 6499] <... sendmsg resumed>) = 20 [pid 6498] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6501] write(3, "1000", 4 [pid 6500] close(249) = 0 [pid 6501] <... write resumed>) = 4 [pid 6499] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6501] close(3 [pid 6500] close(248) = 0 [pid 6501] <... close resumed>) = 0 [pid 6501] read(200 [pid 6500] prctl(PR_SET_NAME, "syz.0.382" [pid 6499] <... futex resumed>) = 0 [pid 6498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] close(3 [pid 6501] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6500] <... prctl resumed>) = 0 [pid 6499] close_range(3, 30, 0 [pid 6501] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6500] close(4 [pid 5758] <... close resumed>) = 0 [pid 6501] <... symlinkat resumed>) = 0 [pid 6500] <... close resumed>) = 0 [pid 6499] <... close_range resumed>) = 0 [pid 6498] <... sendmsg resumed>) = 28 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6500] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] exit_group(0 [pid 6498] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6501] close(249 [pid 6499] <... exit_group resumed>) = ? [pid 6498] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5758] close(3) = 0 [pid 6498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6501] <... close resumed>) = 0 [pid 6500] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6501] close(248 [pid 6500] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... sendmsg resumed>) = 20 [pid 5758] <... socket resumed>) = 3 [pid 6501] <... close resumed>) = 0 [pid 6500] <... futex resumed>) = 0 [pid 6501] prctl(PR_SET_NAME, "syz.2.383" [pid 6500] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6499] +++ exited with 0 +++ [pid 6498] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] <... close resumed>) = 0 [pid 6498] <... futex resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6501] <... prctl resumed>) = 0 [pid 6500] <... openat resumed>) = 3 [pid 6498] close_range(3, 30, 0 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6501] close(4 [pid 6500] setns(201, 0 [pid 6498] <... close_range resumed>) = 0 [pid 6501] <... close resumed>) = 0 [pid 6500] <... setns resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6500] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6498] exit_group(0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6501] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... socket resumed>) = 4 [pid 6498] <... exit_group resumed>) = ? [pid 5758] close(3) = 0 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=947814400}) [pid 6500] setns(3, 0 [pid 6501] <... futex resumed>) = 0 [pid 6500] <... setns resumed>) = 0 [pid 5808] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6501] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] read(249 [pid 5625] read(21 [pid 6501] <... futex resumed>) = 0 [pid 6500] close(3 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x80\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6501] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6500] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x7c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xb1\xf7\x13"..., 216 [pid 6501] <... openat resumed>) = 3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 864, NULL, 0) = 1 [pid 6501] setns(201, 0 [pid 6500] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6501] <... setns resumed>) = 0 [pid 6500] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... futex resumed>) = 1 [pid 6501] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6500] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x81\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x7c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xb1\xf7\x13"..., 32516876) = 216 [pid 6501] <... socket resumed>) = 4 [pid 6500] <... futex resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] read(6 [pid 6501] setns(3, 0 [pid 6500] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6498] +++ exited with 0 +++ [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 56 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6502 attached [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6501] <... setns resumed>) = 0 [pid 6500] <... sendto resumed>) = 32 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x81\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6502] set_robust_list(0x55556d03f7e0, 24 [pid 6501] close(3 [pid 6500] recvfrom(4 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 74 [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6502] <... set_robust_list resumed>) = 0 [pid 6501] <... close resumed>) = 0 [pid 6500] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=74}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] epoll_pwait(4 [pid 6502] rt_sigprocmask(SIG_SETMASK, [] [pid 6501] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] recvfrom(4 [pid 5808] newfstatat(AT_FDCWD, "./73/binderfs" [pid 6502] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6501] <... futex resumed>) = 0 [pid 6500] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=74}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6502] chdir("./71" [pid 6500] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./73/binderfs" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=771088518} [pid 6501] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... futex resumed>) = 0 [pid 6502] <... chdir resumed>) = 0 [pid 6501] <... futex resumed>) = 0 [pid 6500] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6501] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6500] <... futex resumed>) = 0 [pid 6502] <... prctl resumed>) = 0 [pid 5808] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6502] setpgid(0, 0 [pid 6501] <... sendto resumed>) = 32 [pid 6500] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6500] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] newfstatat(AT_FDCWD, "./73/cgroup.net" [pid 6501] recvfrom(4 [pid 6502] <... setpgid resumed>) = 0 [pid 6501] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=75}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6500] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6502] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6501] recvfrom(4 [pid 6500] <... futex resumed>) = 0 [pid 6500] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./73/cgroup.net" [pid 6500] <... futex resumed>) = 0 [pid 6501] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=75}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 781, NULL, 0) = 1 [pid 6502] <... symlinkat resumed>) = 0 [pid 6501] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... sendmsg resumed>) = 28 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6501] <... futex resumed>) = 0 [pid 6500] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6502] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 5610] <... futex resumed>) = 1 [pid 6501] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6501] <... futex resumed>) = 0 [pid 6500] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 6502] <... symlinkat resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=980672164}) [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x81\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6502] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6501] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6500] <... futex resumed>) = 0 [pid 5815] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./73/cgroup.cpu" [pid 5625] read(18 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6502] <... symlinkat resumed>) = 0 [pid 6501] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... write resumed>) = 424 [pid 6502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6501] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... sendmsg resumed>) = 20 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] read(6 [pid 6500] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] unlink("./73/cgroup.cpu" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x7d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x6c\x84\x15"..., 216 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6501] <... futex resumed>) = 0 [pid 6500] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6502] <... openat resumed>) = 3 [pid 6501] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] close_range(3, 30, 0 [pid 5815] fstat(3 [pid 5808] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x82\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6502] write(3, "1000", 4 [pid 6501] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] sched_yield( [pid 6502] <... write resumed>) = 4 [pid 6501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6500] <... close_range resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] newfstatat(AT_FDCWD, "./73/cgroup" [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x82\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6502] close(3 [pid 6501] <... sendmsg resumed>) = 28 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5619] sched_yield( [pid 5610] <... sched_yield resumed>) = 0 [pid 6502] <... close resumed>) = 0 [pid 6501] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] exit_group(0 [pid 5815] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] read(6 [pid 6502] read(200 [pid 6501] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980985}) [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x7d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x6c\x84\x15"..., 32516876) = 216 [pid 6502] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6500] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./75/binderfs" [pid 5808] unlink("./73/cgroup" [pid 6501] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(3 [pid 5619] <... sched_yield resumed>) = 0 [pid 5610] read(6 [pid 6502] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6501] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] <... symlinkat resumed>) = 0 [pid 6501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./75/binderfs" [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6502] close(249 [pid 6501] <... sendmsg resumed>) = 20 [pid 5808] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6502] <... close resumed>) = 0 [pid 6501] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6502] close(248 [pid 6501] <... futex resumed>) = 0 [pid 6500] +++ exited with 0 +++ [pid 5815] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] close(3 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... close resumed>) = 0 [pid 6501] close_range(3, 30, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6502] prctl(PR_SET_NAME, "syz.1.384" [pid 5808] unlinkat(AT_FDCWD, "./73", AT_REMOVEDIR [pid 5815] newfstatat(AT_FDCWD, "./75/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=723325223} [pid 5808] <... unlinkat resumed>) = 0 [pid 6501] <... close_range resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./75/cgroup.net" [pid 6502] <... prctl resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./74", 0777 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6502] close(4 [pid 6501] exit_group(0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 6502] <... close resumed>) = 0 [pid 6501] <... exit_group resumed>) = ? [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6502] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] +++ exited with 0 +++ [pid 5815] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6502] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6502] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./75/cgroup.cpu" [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... write resumed>) = 4 [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=983078148}) [pid 6502] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6502] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] unlink("./75/cgroup.cpu" [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 6502] <... openat resumed>) = 3 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6502] setns(201, 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x7e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x18\xfb\x14"..., 216 [pid 6502] <... setns resumed>) = 0 [pid 5815] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6502] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 727, NULL, 0) = 1 [pid 5783] fstat(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x83\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6502] <... socket resumed>) = 4 [pid 5625] <... write resumed>) = 48 [pid 6502] setns(3, 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6502] <... setns resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./75/cgroup" [pid 5808] close(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... write resumed>) = 4 [pid 5610] <... futex resumed>) = 1 [pid 6502] close(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x83\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6502] <... close resumed>) = 0 [pid 5815] unlink("./75/cgroup" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x82\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 272 [pid 6502] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6502] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] close(3 [pid 5783] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999939576}) [pid 5615] epoll_pwait(4 [pid 6502] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] read(23 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... write resumed>) = 424 [pid 6502] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./71/binderfs" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] read(6 [pid 6502] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x7f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x02\x1d\x16"..., 216 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x83\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 6502] <... sendto resumed>) = 32 [pid 5815] unlinkat(AT_FDCWD, "./75", AT_REMOVEDIR [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6502] recvfrom(4 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] unlink("./71/binderfs" [pid 5777] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6502] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=74}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x84\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] read(6 [pid 5815] mkdirat(AT_FDCWD, "./76", 0777 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x7f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x02\x1d\x16"..., 32516876) = 272 [pid 6502] recvfrom(4 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./72/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5619] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6502] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=74}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x84\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 659, NULL, 0) = 1 [pid 5610] <... write resumed>) = 424 [pid 6502] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./71/cgroup.net" [pid 5777] unlink("./72/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5619] epoll_pwait(4 [pid 5610] read(6 [pid 6502] <... futex resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] read(249 [pid 5783] unlink("./71/cgroup.net" [pid 5777] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981139}) [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x81\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6502] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] newfstatat(AT_FDCWD, "./72/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=627436311} [pid 6502] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6502] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6502] <... futex resumed>) = 0 [pid 5777] unlink("./72/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6502] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] newfstatat(AT_FDCWD, "./71/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980865}) [pid 6502] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./71/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6503 attached [pid 6502] <... sendmsg resumed>) = 28 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6503] set_robust_list(0x5555673497e0, 24 [pid 6502] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./72/cgroup.cpu" [pid 5625] read(3 [pid 6503] <... set_robust_list resumed>) = 0 [pid 6502] <... futex resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6503] rt_sigprocmask(SIG_SETMASK, [] [pid 6502] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6503] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6502] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981342}) [pid 6503] chdir("./74" [pid 6502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./71/cgroup" [pid 5777] unlink("./72/cgroup.cpu" [pid 5625] read(3 [pid 6503] <... chdir resumed>) = 0 [pid 6502] <... sendmsg resumed>) = 20 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 77 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6502] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5625] read(3 [pid 6503] <... prctl resumed>) = 0 [pid 6502] <... futex resumed>) = 0 [pid 5783] unlink("./71/cgroup" [pid 5777] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6503] setpgid(0, 0 [pid 6502] close_range(3, 30, 0 [pid 5815] close(3 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6503] <... setpgid resumed>) = 0 [pid 6502] <... close_range resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] getdents64(3 [pid 5777] newfstatat(AT_FDCWD, "./72/cgroup" [pid 6503] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6502] exit_group(0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6503] <... symlinkat resumed>) = 0 [pid 6502] <... exit_group resumed>) = ? [pid 5815] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] unlink("./72/cgroup" [pid 6503] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./71", AT_REMOVEDIR [pid 5777] getdents64(3 [pid 6503] <... symlinkat resumed>) = 0 [pid 5815] read(249 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x82\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6503] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] close(3 [pid 5783] mkdirat(AT_FDCWD, "./72", 0777 [pid 6503] <... symlinkat resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] unlinkat(AT_FDCWD, "./72", AT_REMOVEDIR [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... unlinkat resumed>) = 0 [pid 5783] close(3) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] mkdirat(AT_FDCWD, "./73", 0777 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... mkdirat resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5783] <... socket resumed>) = 3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5783] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6504 attached [pid 6503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6502] +++ exited with 0 +++ [pid 5777] <... close resumed>) = 0 [pid 6504] set_robust_list(0x55556b15e7e0, 24) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] rt_sigreturn({mask=[]} [pid 6504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6503] <... openat resumed>) = 3 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 6504] chdir("./76" [pid 6503] write(3, "1000", 4 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 6504] <... chdir resumed>) = 0 [pid 6503] <... write resumed>) = 4 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6503] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 6504] setpgid(0, 0) = 0 [pid 6503] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6504] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6503] read(200 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6504] <... symlinkat resumed>) = 0 [pid 6503] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6503] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=952163786}) [pid 6504] <... symlinkat resumed>) = 0 [pid 6503] <... symlinkat resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 79 [pid 5783] read(249 [pid 5625] read(13 [pid 6504] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6504] <... symlinkat resumed>) = 0 [pid 6503] close(249 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x83\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x80\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4e\x69\x16"..., 216 [pid 6504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6503] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6504] <... openat resumed>) = 3 [pid 6503] close(248 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 637, NULL, 0) = 1 [pid 6504] write(3, "1000", 4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x85\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6504] <... write resumed>) = 4 [pid 6503] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6504] close(3 [pid 6503] prctl(PR_SET_NAME, "syz.3.385" [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6504] <... close resumed>) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x85\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6503] <... prctl resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 6504] read(200 [pid 6503] close(4 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x80\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4e\x69\x16"..., 32516876) = 216 [pid 6504] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6503] <... close resumed>) = 0 [pid 5777] read(249 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6505 attached [pid 6504] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6503] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x84\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6505] set_robust_list(0x5555944427e0, 24 [pid 6504] <... symlinkat resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6505] <... set_robust_list resumed>) = 0 [pid 6504] close(249 [pid 6503] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 75 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] epoll_pwait(4 [pid 6505] rt_sigprocmask(SIG_SETMASK, [] [pid 6504] <... close resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6505] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6504] close(248 [pid 6503] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=511777189} [pid 6505] chdir("./72" [pid 6504] <... close resumed>) = 0 [pid 6503] <... openat resumed>) = 3 [pid 6505] <... chdir resumed>) = 0 [pid 6505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6504] prctl(PR_SET_NAME, "syz.4.386" [pid 6503] setns(201, 0 [pid 5758] newfstatat(AT_FDCWD, "./71/binderfs"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6506 attached [pid 6505] <... prctl resumed>) = 0 [pid 6504] <... prctl resumed>) = 0 [pid 6503] <... setns resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6506] set_robust_list(0x5555771c07e0, 24 [pid 6505] setpgid(0, 0 [pid 6504] close(4 [pid 6503] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 76 [pid 5758] unlink("./71/binderfs" [pid 6506] <... set_robust_list resumed>) = 0 [pid 6505] <... setpgid resumed>) = 0 [pid 6504] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6506] rt_sigprocmask(SIG_SETMASK, [] [pid 6505] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6504] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... socket resumed>) = 4 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6505] <... symlinkat resumed>) = 0 [pid 5758] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6503] setns(3, 0 [pid 6506] chdir("./73" [pid 6505] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6504] <... futex resumed>) = 0 [pid 6503] <... setns resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6506] <... chdir resumed>) = 0 [pid 6505] <... symlinkat resumed>) = 0 [pid 6504] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] close(3 [pid 5758] newfstatat(AT_FDCWD, "./71/cgroup.net" [pid 6506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6505] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6504] <... futex resumed>) = 0 [pid 6506] <... prctl resumed>) = 0 [pid 6503] <... close resumed>) = 0 [pid 6505] <... symlinkat resumed>) = 0 [pid 6504] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 519, NULL, 0) = 1 [pid 6506] setpgid(0, 0 [pid 6505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6504] <... openat resumed>) = 3 [pid 6503] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./71/cgroup.net" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6506] <... setpgid resumed>) = 0 [pid 6505] <... openat resumed>) = 3 [pid 6504] setns(201, 0 [pid 6503] <... futex resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6506] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6505] write(3, "1000", 4 [pid 6504] <... setns resumed>) = 0 [pid 6503] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 6505] <... write resumed>) = 4 [pid 6504] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6503] <... futex resumed>) = 0 [pid 6505] close(3 [pid 6504] <... socket resumed>) = 4 [pid 6503] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6506] <... symlinkat resumed>) = 0 [pid 6505] <... close resumed>) = 0 [pid 6504] setns(3, 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x85\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6506] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6505] read(200 [pid 6504] <... setns resumed>) = 0 [pid 6503] <... sendto resumed>) = 32 [pid 5758] newfstatat(AT_FDCWD, "./71/cgroup.cpu" [pid 6504] close(3 [pid 6503] recvfrom(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6506] <... symlinkat resumed>) = 0 [pid 6505] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] <... close resumed>) = 0 [pid 6503] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=77}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] unlink("./71/cgroup.cpu" [pid 5619] <... write resumed>) = 424 [pid 6506] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6505] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6504] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] recvfrom(4 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=956737886}) [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6506] <... symlinkat resumed>) = 0 [pid 6505] <... symlinkat resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=77}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6505] close(249 [pid 6504] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6506] <... openat resumed>) = 3 [pid 6505] <... close resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./71/cgroup" [pid 5625] read(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6506] write(3, "1000", 4 [pid 6505] close(248 [pid 6504] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6503] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6506] <... write resumed>) = 4 [pid 6505] <... close resumed>) = 0 [pid 6504] <... sendto resumed>) = 32 [pid 6503] <... futex resumed>) = 0 [pid 5758] unlink("./71/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x8f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 6506] close(3 [pid 6505] prctl(PR_SET_NAME, "syz.0.387" [pid 6504] recvfrom(4 [pid 6503] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6506] <... close resumed>) = 0 [pid 6505] <... prctl resumed>) = 0 [pid 6504] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=79}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6503] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] getdents64(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=459110498} [pid 6506] read(200 [pid 6505] close(4 [pid 6504] recvfrom(4 [pid 6503] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] <... close resumed>) = 0 [pid 6504] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=79}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6503] <... futex resumed>) = 0 [pid 6506] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6505] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6506] <... symlinkat resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6506] close(249 [pid 6505] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... close resumed>) = 0 [pid 6506] <... close resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... sendmsg resumed>) = 28 [pid 5758] unlinkat(AT_FDCWD, "./71", AT_REMOVEDIR [pid 6506] close(248 [pid 6505] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6504] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6503] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlinkat resumed>) = 0 [pid 6506] <... close resumed>) = 0 [pid 6505] <... openat resumed>) = 3 [pid 6504] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6503] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./72", 0777 [pid 6506] prctl(PR_SET_NAME, "syz.2.388" [pid 6505] setns(201, 0 [pid 6504] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... mkdirat resumed>) = 0 [pid 6506] <... prctl resumed>) = 0 [pid 6505] <... setns resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 6506] close(4 [pid 6505] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6504] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6506] <... close resumed>) = 0 [pid 6505] <... socket resumed>) = 4 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... sendmsg resumed>) = 20 [pid 5758] <... openat resumed>) = 3 [pid 6506] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] setns(3, 0 [pid 6504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6503] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6506] <... futex resumed>) = 0 [pid 6505] <... setns resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 6506] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] close(3 [pid 6504] <... sendmsg resumed>) = 28 [pid 6503] close_range(3, 30, 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6506] <... futex resumed>) = 0 [pid 6505] <... close resumed>) = 0 [pid 6504] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6506] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6505] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6506] <... openat resumed>) = 3 [pid 6505] <... futex resumed>) = 0 [pid 6504] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6505] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6503] <... close_range resumed>) = 0 [pid 5758] close(3 [pid 6506] setns(201, 0 [pid 6505] <... futex resumed>) = 0 [pid 6504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6503] exit_group(0 [pid 5758] <... close resumed>) = 0 [pid 6506] <... setns resumed>) = 0 [pid 6505] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6504] <... sendmsg resumed>) = 20 [pid 6503] <... exit_group resumed>) = ? [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6506] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6505] <... sendto resumed>) = 32 [pid 6504] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 5758] close(3) = 0 [pid 6506] <... socket resumed>) = 4 [pid 6505] recvfrom(4 [pid 6504] <... futex resumed>) = 0 [pid 6503] +++ exited with 0 +++ [pid 6505] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=75}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6504] close_range(3, 30, 0 [pid 6506] setns(3, 0 [pid 6505] recvfrom(4 [pid 6504] <... close_range resumed>) = 0 [pid 6506] <... setns resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6506] close(3 [pid 6505] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=75}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6504] exit_group(0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] <... socket resumed>) = 3 [pid 6506] <... close resumed>) = 0 [pid 6505] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... exit_group resumed>) = ? [pid 5808] rt_sigreturn({mask=[]} [pid 5758] close(3 [pid 6506] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 77 [pid 5758] <... close resumed>) = 0 [pid 6506] <... futex resumed>) = 0 [pid 6505] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6506] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 6506] <... futex resumed>) = 0 [pid 6505] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=929262526}) [pid 6505] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] +++ exited with 0 +++ [pid 6506] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] close(3 [pid 5625] read(21 [pid 6505] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5758] <... close resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x81\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x08\xf6\x17"..., 216 [pid 5758] read(249 [pid 6506] <... sendto resumed>) = 32 [pid 6505] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x85\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 472, NULL, 0) = 1 [pid 6506] recvfrom(4 [pid 6505] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x86\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6506] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=76}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6506] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=76}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6505] <... sendmsg resumed>) = 28 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] fstat(3 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x86\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6506] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x81\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x08\xf6\x17"..., 32516876) = 216 [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 5815] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... sched_yield resumed>) = 0 [pid 6506] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999972343}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6507 attached [pid 6506] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 75 [pid 5625] read(18 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6507] set_robust_list(0x55556d03f7e0, 24 [pid 6506] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6505] <... sendmsg resumed>) = 20 [pid 5815] fstat(3 [pid 5808] newfstatat(AT_FDCWD, "./74/binderfs" [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6507] <... set_robust_list resumed>) = 0 [pid 6506] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x82\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 216 [pid 5619] epoll_pwait(4 [pid 6507] rt_sigprocmask(SIG_SETMASK, [] [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] unlink("./74/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=353598168} [pid 6507] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6506] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] close_range(3, 30, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x87\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6507] chdir("./72" [pid 6506] <... futex resumed>) = 0 [pid 6505] <... close_range resumed>) = 0 [pid 5815] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 6507] <... chdir resumed>) = 0 [pid 6506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6505] exit_group(0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x87\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6506] <... sendmsg resumed>) = 28 [pid 6505] <... exit_group resumed>) = ? [pid 5815] newfstatat(AT_FDCWD, "./76/binderfs" [pid 5808] newfstatat(AT_FDCWD, "./74/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6507] <... prctl resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6506] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./74/cgroup.net" [pid 6507] setpgid(0, 0 [pid 6506] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5808] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6507] <... setpgid resumed>) = 0 [pid 6506] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./76/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6507] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6506] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./74/cgroup.cpu" [pid 6506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6506] <... sendmsg resumed>) = 20 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 361, NULL, 0) = 1 [pid 6506] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6507] <... symlinkat resumed>) = 0 [pid 6506] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./76/cgroup.net" [pid 5808] unlink("./74/cgroup.cpu" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 6507] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6506] close_range(3, 30, 0 [pid 5815] unlink("./76/cgroup.net" [pid 6505] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 6507] <... symlinkat resumed>) = 0 [pid 6506] <... close_range resumed>) = 0 [pid 5815] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6507] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net") = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./74/cgroup" [pid 5783] rt_sigreturn({mask=[]} [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x86\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6506] exit_group(0 [pid 5815] newfstatat(AT_FDCWD, "./76/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5615] epoll_pwait(4 [pid 6507] <... openat resumed>) = 3 [pid 6506] <... exit_group resumed>) = ? [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./74/cgroup" [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x90\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6507] write(3, "1000", 4 [pid 5815] unlink("./76/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=976922249}) [pid 6507] <... write resumed>) = 4 [pid 5815] <... unlink resumed>) = 0 [pid 6507] close(3) = 0 [pid 5815] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] getdents64(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 6507] read(200 [pid 6506] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x91\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6507] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] newfstatat(AT_FDCWD, "./76/cgroup" [pid 5808] close(3 [pid 5783] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6507] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigreturn({mask=[]} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6507] <... symlinkat resumed>) = 0 [pid 5815] unlink("./76/cgroup" [pid 5808] unlinkat(AT_FDCWD, "./74", AT_REMOVEDIR [pid 5783] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x90\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6507] close(249 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5610] <... futex resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6507] <... close resumed>) = 0 [pid 5815] getdents64(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6507] close(248 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] mkdirat(AT_FDCWD, "./75", 0777 [pid 5783] fstat(3 [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999989439}) [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6507] <... close resumed>) = 0 [pid 5815] close(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 6507] prctl(PR_SET_NAME, "syz.1.389" [pid 5815] <... close resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] getdents64(3 [pid 5777] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=300458844} [pid 6507] <... prctl resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./76", AT_REMOVEDIR [pid 5808] <... openat resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6507] close(4 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x91\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6507] <... close resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./77", 0777 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(29 [pid 6507] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] close(3 [pid 5783] newfstatat(AT_FDCWD, "./72/binderfs" [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6507] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x83\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x4a\x05\x18"..., 216 [pid 6507] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./72/binderfs" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6507] <... futex resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 303, NULL, 0) = 1 [pid 6507] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 5783] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x88\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6507] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 1 [pid 6507] setns(201, 0 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./72/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x88\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 6507] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x83\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x4a\x05\x18"..., 32516876) = 216 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] unlink("./72/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6507] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5619] read(6 [pid 6507] <... socket resumed>) = 4 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./73/binderfs" [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999964710}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6507] setns(3, 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6507] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./73/binderfs" [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] newfstatat(AT_FDCWD, "./72/cgroup.cpu" [pid 5777] <... unlink resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6507] close(3 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6507] <... close resumed>) = 0 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./72/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 6507] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] newfstatat(AT_FDCWD, "./73/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=261192390} [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x84\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 216 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5815] <... socket resumed>) = 3 [pid 6507] <... futex resumed>) = 0 [pid 5777] unlink("./73/cgroup.net" [pid 5815] close(3 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x89\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6507] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./72/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 6507] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] read(249 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x89\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 272, NULL, 0) = 1 [pid 6507] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x86\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] unlink("./72/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6507] <... sendto resumed>) = 32 [pid 5815] close(3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... unlink resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5777] newfstatat(AT_FDCWD, "./73/cgroup.cpu" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6507] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 6507] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=75}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] read(249 [pid 5615] sched_yield( [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x87\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6507] recvfrom(4 [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6507] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=75}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] close(3 [pid 5777] unlink("./73/cgroup.cpu" [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6508 attached [pid 6507] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x88\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 [pid 6508] set_robust_list(0x5555673497e0, 24 [pid 6507] <... futex resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 78 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x92\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6508] <... set_robust_list resumed>) = 0 [pid 6507] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] unlinkat(AT_FDCWD, "./72", AT_REMOVEDIR [pid 5777] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=986175973}) [pid 5619] <... write resumed>) = 424 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6509 attached [pid 6508] rt_sigprocmask(SIG_SETMASK, [] [pid 6507] <... futex resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x93\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6509] set_robust_list(0x55556b15e7e0, 24 [pid 6508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6507] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 80 [pid 5783] mkdirat(AT_FDCWD, "./73", 0777 [pid 5777] newfstatat(AT_FDCWD, "./73/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 6509] <... set_robust_list resumed>) = 0 [pid 6508] chdir("./75" [pid 6507] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6509] rt_sigprocmask(SIG_SETMASK, [] [pid 6508] <... chdir resumed>) = 0 [pid 6507] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] unlink("./73/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x92\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6507] <... futex resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5610] <... futex resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6509] chdir("./77" [pid 6508] <... prctl resumed>) = 0 [pid 6507] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999989209}) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6509] <... chdir resumed>) = 0 [pid 6508] setpgid(0, 0 [pid 6507] <... futex resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6508] <... setpgid resumed>) = 0 [pid 6507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5777] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=199289545} [pid 6509] <... prctl resumed>) = 0 [pid 6507] <... sendmsg resumed>) = 28 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 6509] setpgid(0, 0 [pid 6508] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6507] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlinkat(AT_FDCWD, "./73", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x93\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6509] <... setpgid resumed>) = 0 [pid 6508] <... symlinkat resumed>) = 0 [pid 6507] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... unlinkat resumed>) = 0 [pid 6509] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6507] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6509] <... symlinkat resumed>) = 0 [pid 6508] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6507] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./74", 0777 [pid 6508] <... symlinkat resumed>) = 0 [pid 6507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... mkdirat resumed>) = 0 [pid 6509] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6508] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6507] <... sendmsg resumed>) = 20 [pid 5783] <... socket resumed>) = 3 [pid 6509] <... symlinkat resumed>) = 0 [pid 6508] <... symlinkat resumed>) = 0 [pid 5783] close(3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6507] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6507] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 6507] close_range(3, 30, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6509] <... symlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 6507] <... close_range resumed>) = 0 [pid 5783] close(3) = 0 [pid 6509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6508] <... openat resumed>) = 3 [pid 6507] exit_group(0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 6508] write(3, "1000", 4 [pid 6507] <... exit_group resumed>) = ? [pid 6508] <... write resumed>) = 4 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 6509] <... openat resumed>) = 3 [pid 6508] close(3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 6509] write(3, "1000", 4 [pid 6508] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 6509] <... write resumed>) = 4 [pid 6508] read(200 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6509] close(3 [pid 6508] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6507] +++ exited with 0 +++ [pid 5783] <... close resumed>) = 0 [pid 6509] <... close resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6508] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6509] read(200 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] rt_sigreturn({mask=[]} [pid 6509] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6508] <... symlinkat resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x88\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] close(3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6509] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6508] close(249 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6508] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6509] <... symlinkat resumed>) = 0 [pid 6508] close(248 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6509] close(249 [pid 6508] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCPci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6510 attached [pid 6509] <... close resumed>) = 0 [pid 6508] prctl(PR_SET_NAME, "syz.3.390" [pid 6509] close(248 [pid 5777] <... socket resumed>) = 3 [pid 6510] set_robust_list(0x5555944427e0, 24 [pid 6508] <... prctl resumed>) = 0 [pid 5777] close(3 [pid 6509] <... close resumed>) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6510] <... set_robust_list resumed>) = 0 [pid 6508] close(4 [pid 6510] rt_sigprocmask(SIG_SETMASK, [] [pid 6509] prctl(PR_SET_NAME, "syz.4.391" [pid 6508] <... close resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 76 [pid 5777] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=947972867}) [pid 6510] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6509] <... prctl resumed>) = 0 [pid 6508] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6509] close(4 [pid 6508] <... futex resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 6509] <... close resumed>) = 0 [pid 6508] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5777] close(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x85\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 216 [pid 5777] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 202, NULL, 0) = 1 [pid 6510] chdir("./73" [pid 6509] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... futex resumed>) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 [pid 6510] <... chdir resumed>) = 0 [pid 6508] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x8a\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6509] <... futex resumed>) = 0 [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] close(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 6509] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] <... futex resumed>) = 0 [pid 6510] <... prctl resumed>) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6508] <... openat resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] fstat(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6510] setpgid(0, 0 [pid 6509] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6508] setns(201, 0 [pid 5777] read(249 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 6510] <... setpgid resumed>) = 0 [pid 6509] <... openat resumed>) = 3 [pid 6508] <... setns resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x89\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x85\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6510] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6509] setns(201, 0 [pid 6508] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6508] <... socket resumed>) = 4 [pid 6509] <... setns resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6510] <... symlinkat resumed>) = 0 [pid 6509] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6508] setns(3, 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6510] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6509] <... socket resumed>) = 4 [pid 6508] <... setns resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6510] <... symlinkat resumed>) = 0 [pid 6509] setns(3, 0 [pid 6508] close(3 [pid 5758] newfstatat(AT_FDCWD, "./72/binderfs" [pid 5619] epoll_pwait(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./72/binderfs") = 0 [pid 5758] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6510] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6509] <... setns resumed>) = 0 [pid 6508] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=102198971}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6511 attached [pid 6509] close(3 [pid 6508] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] set_robust_list(0x5555771c07e0, 24 [pid 6509] <... close resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 77 [pid 5758] newfstatat(AT_FDCWD, "./72/cgroup.net" [pid 6508] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] <... set_robust_list resumed>) = 0 [pid 6510] <... symlinkat resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6511] rt_sigprocmask(SIG_SETMASK, [] [pid 6509] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./72/cgroup.net" [pid 6511] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6511] chdir("./74" [pid 6508] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6511] <... chdir resumed>) = 0 [pid 6510] <... openat resumed>) = 3 [pid 6509] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... sendto resumed>) = 32 [pid 5758] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6510] write(3, "1000", 4 [pid 6509] <... futex resumed>) = 0 [pid 6508] recvfrom(4 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6511] <... prctl resumed>) = 0 [pid 6509] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6510] <... write resumed>) = 4 [pid 6508] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=78}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] newfstatat(AT_FDCWD, "./72/cgroup.cpu" [pid 6511] setpgid(0, 0 [pid 6510] close(3 [pid 6509] <... sendto resumed>) = 32 [pid 6508] recvfrom(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6511] <... setpgid resumed>) = 0 [pid 6510] <... close resumed>) = 0 [pid 6509] recvfrom(4 [pid 6508] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=78}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] unlink("./72/cgroup.cpu" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 109, NULL, 0) = 1 [pid 6511] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6510] read(200 [pid 6509] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=80}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6508] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6511] <... symlinkat resumed>) = 0 [pid 6510] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6509] recvfrom(4 [pid 6508] <... futex resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6511] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6510] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6509] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=80}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6508] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 6511] <... symlinkat resumed>) = 0 [pid 6510] <... symlinkat resumed>) = 0 [pid 6509] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... futex resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x8a\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6511] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6510] close(249 [pid 6509] <... futex resumed>) = 0 [pid 6508] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] newfstatat(AT_FDCWD, "./72/cgroup" [pid 6511] <... symlinkat resumed>) = 0 [pid 6510] <... close resumed>) = 0 [pid 6509] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x94\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6510] close(248 [pid 6509] <... futex resumed>) = 0 [pid 6508] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./72/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=942703468}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6511] <... openat resumed>) = 3 [pid 6510] <... close resumed>) = 0 [pid 6509] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6508] <... futex resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 6511] write(3, "1000", 4 [pid 6510] prctl(PR_SET_NAME, "syz.0.392" [pid 6509] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6508] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... write resumed>) = 4 [pid 6510] <... prctl resumed>) = 0 [pid 6509] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... futex resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6511] close(3 [pid 6510] close(4 [pid 6509] <... futex resumed>) = 0 [pid 6508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] <... futex resumed>) = 0 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x94\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6511] <... close resumed>) = 0 [pid 6510] <... close resumed>) = 0 [pid 6509] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... sendmsg resumed>) = 28 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] read(200 [pid 6510] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = 0 [pid 6508] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... close resumed>) = 0 [pid 6511] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6510] <... futex resumed>) = 0 [pid 6509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6508] <... futex resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./72", AT_REMOVEDIR [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=42664041} [pid 6511] <... symlinkat resumed>) = 0 [pid 6510] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... sendmsg resumed>) = 28 [pid 6508] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlinkat resumed>) = 0 [pid 6511] close(249 [pid 6510] <... futex resumed>) = 0 [pid 6509] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./73", 0777 [pid 6511] <... close resumed>) = 0 [pid 6510] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6509] <... futex resumed>) = 0 [pid 6508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6511] close(248 [pid 6509] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6511] <... close resumed>) = 0 [pid 6510] <... openat resumed>) = 3 [pid 6509] <... futex resumed>) = 0 [pid 6508] <... sendmsg resumed>) = 20 [pid 5758] <... openat resumed>) = 3 [pid 6511] prctl(PR_SET_NAME, "syz.2.393" [pid 6510] setns(201, 0 [pid 6509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6508] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6511] <... prctl resumed>) = 0 [pid 6510] <... setns resumed>) = 0 [pid 6509] <... sendmsg resumed>) = 20 [pid 6508] <... futex resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6511] close(4 [pid 6510] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6509] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] close_range(3, 30, 0 [pid 5758] close(3 [pid 6511] <... close resumed>) = 0 [pid 6510] <... socket resumed>) = 4 [pid 6509] <... futex resumed>) = 0 [pid 6508] <... close_range resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6511] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] setns(3, 0 [pid 6509] close_range(3, 30, 0 [pid 6508] exit_group(0 [pid 6511] <... futex resumed>) = 0 [pid 6508] <... exit_group resumed>) = ? [pid 6510] <... setns resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6509] <... close_range resumed>) = 0 [pid 5758] close(3 [pid 6510] close(3 [pid 6509] exit_group(0 [pid 6511] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6508] +++ exited with 0 +++ [pid 6511] <... futex resumed>) = 0 [pid 6509] <... exit_group resumed>) = ? [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6511] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6510] <... close resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6511] <... openat resumed>) = 3 [pid 6510] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6511] setns(201, 0 [pid 6510] <... futex resumed>) = 0 [pid 6510] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6511] <... setns resumed>) = 0 [pid 6510] <... futex resumed>) = 0 [pid 6511] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6509] +++ exited with 0 +++ [pid 5758] <... close resumed>) = 0 [pid 6511] <... socket resumed>) = 4 [pid 6510] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... epoll_pwait resumed>, [], 128, 46, NULL, 0) = 0 [pid 6511] setns(3, 0 [pid 6510] <... sendto resumed>) = 32 [pid 5815] rt_sigreturn({mask=[]} [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6511] <... setns resumed>) = 0 [pid 6510] recvfrom(4 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] <... socket resumed>) = 3 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5610] <... futex resumed>) = 1 [pid 6511] close(3 [pid 6510] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=76}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] close(3 [pid 5619] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6511] <... close resumed>) = 0 [pid 6510] recvfrom(4 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=945012421}) [pid 5619] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6511] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] <... futex resumed>) = 0 [pid 6510] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=76}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=984558279} [pid 6510] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6510] <... futex resumed>) = 0 [pid 5815] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x86\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xab\x2f\x17"..., 216 [pid 6510] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6511] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] fstat(3 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 988, NULL, 0) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6510] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x8b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6511] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6510] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] fstat(3 [pid 5808] getdents64(3 [pid 5758] close(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6511] <... sendto resumed>) = 32 [pid 6510] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] <... close resumed>) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6511] recvfrom(4 [pid 6510] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] read(249 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x86\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xab\x2f\x17"..., 32516876) = 216 [pid 6511] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=77}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6510] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6511] recvfrom(4 [pid 6510] <... futex resumed>) = 0 [pid 5815] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./75/binderfs" [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999970549}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6511] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=77}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] read(18 [pid 5619] epoll_pwait(4 [pid 6511] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... sendmsg resumed>) = 28 [pid 5815] newfstatat(AT_FDCWD, "./77/binderfs" [pid 5808] unlink("./75/binderfs" [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6511] <... futex resumed>) = 0 [pid 6510] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6511] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... futex resumed>) = 0 [pid 5815] unlink("./77/binderfs" [pid 5808] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x87\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xb4\x6c\x17"..., 216 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=955422093} [pid 6511] <... futex resumed>) = 0 [pid 6510] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6512 attached [pid 6511] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6510] <... futex resumed>) = 0 [pid 5815] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./75/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x8c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6512] set_robust_list(0x55556d03f7e0, 24 [pid 6511] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 76 [pid 5625] <... write resumed>) = 56 [pid 6512] <... set_robust_list resumed>) = 0 [pid 6511] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./75/cgroup.net" [pid 6511] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./77/cgroup.net" [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6512] rt_sigprocmask(SIG_SETMASK, [] [pid 6510] <... sendmsg resumed>) = 20 [pid 5625] <... write resumed>) = 48 [pid 6511] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6512] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6511] <... futex resumed>) = 0 [pid 6510] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./77/cgroup.net" [pid 5808] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6512] chdir("./73" [pid 6511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6510] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 6512] <... chdir resumed>) = 0 [pid 6510] close_range(3, 30, 0 [pid 5815] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6511] <... sendmsg resumed>) = 28 [pid 6510] <... close_range resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./75/cgroup.cpu" [pid 6512] <... prctl resumed>) = 0 [pid 6511] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] exit_group(0 [pid 5815] newfstatat(AT_FDCWD, "./77/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6512] setpgid(0, 0 [pid 6511] <... futex resumed>) = 0 [pid 6510] <... exit_group resumed>) = ? [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./75/cgroup.cpu" [pid 6512] <... setpgid resumed>) = 0 [pid 6511] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6510] +++ exited with 0 +++ [pid 5815] unlink("./77/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 960, NULL, 0) = 1 [pid 6512] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6512] <... symlinkat resumed>) = 0 [pid 6511] <... sendmsg resumed>) = 20 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6512] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6511] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5619] read(6 [pid 6512] <... symlinkat resumed>) = 0 [pid 6511] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./75/cgroup" [pid 5783] rt_sigreturn({mask=[]} [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x8b\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6512] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6511] close_range(3, 30, 0 [pid 5815] newfstatat(AT_FDCWD, "./77/cgroup" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6512] <... symlinkat resumed>) = 0 [pid 6511] <... close_range resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./75/cgroup" [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x95\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6511] exit_group(0 [pid 5815] unlink("./77/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 6511] <... exit_group resumed>) = ? [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=969889785}) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] getdents64(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6512] <... openat resumed>) = 3 [pid 5815] getdents64(3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x96\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6512] write(3, "1000", 4 [pid 6511] +++ exited with 0 +++ [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] close(3 [pid 5783] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... write resumed>) = 424 [pid 6512] <... write resumed>) = 4 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5619] read(6 [pid 6512] close(3 [pid 5815] <... close resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./75", AT_REMOVEDIR [pid 5777] rt_sigreturn({mask=[]} [pid 6512] <... close resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./77", AT_REMOVEDIR [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x95\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6512] read(200 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./76", 0777 [pid 5783] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6512] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999981952}) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6512] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] mkdirat(AT_FDCWD, "./78", 0777 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] fstat(3 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6512] <... symlinkat resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=891317723} [pid 6512] close(249 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... openat resumed>) = 3 [pid 5783] getdents64(3 [pid 5625] read(3 [pid 6512] <... close resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x96\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6512] close(248) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 6512] prctl(PR_SET_NAME, "syz.1.394" [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6512] <... prctl resumed>) = 0 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x88\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xff\xb8\x17"..., 216 [pid 5783] newfstatat(AT_FDCWD, "./73/binderfs" [pid 6512] close(4) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 894, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./73/binderfs" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x8d\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6512] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5619] <... futex resumed>) = 1 [pid 5625] <... write resumed>) = 48 [pid 5615] <... futex resumed>) = 0 [pid 6512] <... futex resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... write resumed>) = 4 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6512] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6512] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x88\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xff\xb8\x17"..., 32516876) = 216 [pid 6512] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./73/cgroup.net" [pid 5777] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6512] <... openat resumed>) = 3 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999961138}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6512] setns(201, 0 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./73/cgroup.net" [pid 5777] fstat(3 [pid 5625] read(23 [pid 6512] <... setns resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6512] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x89\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6512] <... socket resumed>) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5777] getdents64(3 [pid 6512] setns(3, 0 [pid 5808] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x8e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6512] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] close(3 [pid 5783] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 852, NULL, 0) = 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=845002334} [pid 6512] close(3 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6512] <... close resumed>) = 0 [pid 5815] close(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./73/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 6512] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] newfstatat(AT_FDCWD, "./74/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6512] <... futex resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6512] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./74/binderfs" [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x8d\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 264 [pid 6512] <... futex resumed>) = 0 [pid 5783] unlink("./73/cgroup.cpu" [pid 6512] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x97\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6512] <... sendto resumed>) = 32 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6512] recvfrom(4 [pid 5815] <... socket resumed>) = 3 [pid 5808] read(249 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=990161152}) [pid 5619] <... write resumed>) = 424 [pid 6512] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=76}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] close(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] newfstatat(AT_FDCWD, "./73/cgroup" [pid 5777] newfstatat(AT_FDCWD, "./74/cgroup.net" [pid 5625] read(3 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6512] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x8e\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6512] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=76}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] read(249 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] unlink("./74/cgroup.net" [pid 5783] unlink("./73/cgroup" [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x98\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6512] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x97\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... write resumed>) = 424 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6512] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6512] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982802}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6513 attached [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6512] <... futex resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] newfstatat(AT_FDCWD, "./74/cgroup.cpu" [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6513] set_robust_list(0x5555673497e0, 24 [pid 6512] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=797376300} [pid 6513] <... set_robust_list resumed>) = 0 [pid 6512] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... close resumed>) = 0 [pid 5777] unlink("./74/cgroup.cpu" [pid 5625] read(3 [pid 6512] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6514 attached [pid 6513] rt_sigprocmask(SIG_SETMASK, [] [pid 6512] <... futex resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 79 [pid 5783] unlinkat(AT_FDCWD, "./73", AT_REMOVEDIR [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x98\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6514] set_robust_list(0x55556b15e7e0, 24 [pid 6513] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6512] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 81 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6514] <... set_robust_list resumed>) = 0 [pid 6513] chdir("./76" [pid 6512] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] mkdirat(AT_FDCWD, "./74", 0777 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6514] rt_sigprocmask(SIG_SETMASK, [] [pid 6513] <... chdir resumed>) = 0 [pid 6512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./74/cgroup" [pid 6514] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6514] chdir("./78" [pid 6513] <... prctl resumed>) = 0 [pid 6512] <... sendmsg resumed>) = 28 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6514] <... chdir resumed>) = 0 [pid 6513] setpgid(0, 0 [pid 6512] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] unlink("./74/cgroup" [pid 6514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6513] <... setpgid resumed>) = 0 [pid 6512] <... futex resumed>) = 0 [pid 6514] <... prctl resumed>) = 0 [pid 6512] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlink resumed>) = 0 [pid 6514] setpgid(0, 0 [pid 6513] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6512] <... futex resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] getdents64(3 [pid 6514] <... setpgid resumed>) = 0 [pid 6514] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6513] <... symlinkat resumed>) = 0 [pid 6512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6514] <... symlinkat resumed>) = 0 [pid 6513] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6512] <... sendmsg resumed>) = 20 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 6514] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6513] <... symlinkat resumed>) = 0 [pid 6512] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 6514] <... symlinkat resumed>) = 0 [pid 6513] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6512] <... futex resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./74", AT_REMOVEDIR [pid 5783] <... socket resumed>) = 3 [pid 6512] close_range(3, 30, 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 6512] <... close_range resumed>) = 0 [pid 5783] close(3 [pid 5777] mkdirat(AT_FDCWD, "./75", 0777 [pid 6513] <... symlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6514] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6512] exit_group(0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6512] <... exit_group resumed>) = ? [pid 5783] <... socket resumed>) = 3 [pid 6514] <... symlinkat resumed>) = 0 [pid 6513] <... openat resumed>) = 3 [pid 5783] close(3 [pid 6514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6513] write(3, "1000", 4 [pid 5783] <... close resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... openat resumed>) = 3 [pid 5783] <... socket resumed>) = 3 [pid 6514] <... openat resumed>) = 3 [pid 5783] close(3 [pid 6514] write(3, "1000", 4 [pid 6513] <... write resumed>) = 4 [pid 5783] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 6514] <... write resumed>) = 4 [pid 6513] close(3 [pid 6514] close(3 [pid 6513] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6514] <... close resumed>) = 0 [pid 6513] read(200 [pid 5777] close(3 [pid 6513] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... socket resumed>) = 3 [pid 6514] read(200 [pid 6513] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6512] +++ exited with 0 +++ [pid 5777] <... close resumed>) = 0 [pid 6514] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] close(3 [pid 6514] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6513] <... symlinkat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6514] <... symlinkat resumed>) = 0 [pid 6513] close(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] rt_sigreturn({mask=[]} [pid 6514] close(249 [pid 6513] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6514] <... close resumed>) = 0 [pid 6513] close(248 [pid 5783] read(249 [pid 6514] close(248 [pid 6513] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6514] <... close resumed>) = 0 [pid 6513] prctl(PR_SET_NAME, "syz.3.395" [pid 6514] prctl(PR_SET_NAME, "syz.4.396" [pid 6513] <... prctl resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6514] <... prctl resumed>) = 0 [pid 6513] close(4 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6514] close(4 [pid 6513] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6514] <... close resumed>) = 0 [pid 6513] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=929754016}) [pid 6514] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6515 attached [pid 5758] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6514] <... futex resumed>) = 0 [pid 6513] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6513] <... futex resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6513] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6515] set_robust_list(0x5555944427e0, 24 [pid 6514] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 77 [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x8a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xd8\x60\x18"..., 216 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5625] <... write resumed>) = 216 [pid 6515] <... set_robust_list resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... openat resumed>) = 3 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] fstat(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 800, NULL, 0) = 1 [pid 6515] rt_sigprocmask(SIG_SETMASK, [] [pid 6514] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6513] setns(201, 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x8f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6515] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 6514] <... openat resumed>) = 3 [pid 6513] <... setns resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x8a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xd8\x60\x18"..., 32516876) = 216 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 6515] chdir("./74" [pid 6514] setns(201, 0 [pid 6513] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6515] <... chdir resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6513] <... socket resumed>) = 4 [pid 5619] epoll_pwait(4 [pid 6515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6514] <... setns resumed>) = 0 [pid 6513] setns(3, 0 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./73/binderfs" [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6515] <... prctl resumed>) = 0 [pid 6514] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] epoll_pwait(4 [pid 6513] <... setns resumed>) = 0 [pid 6515] setpgid(0, 0 [pid 6514] <... socket resumed>) = 4 [pid 5777] read(249 [pid 5758] unlink("./73/binderfs" [pid 6514] setns(3, 0) = 0 [pid 6514] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=686045365} [pid 6515] <... setpgid resumed>) = 0 [pid 6514] <... close resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6515] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6514] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] close(3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... unlink resumed>) = 0 [pid 6515] <... symlinkat resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... close resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6513] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6515] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6514] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... symlinkat resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./73/cgroup.net" [pid 6514] <... futex resumed>) = 0 [pid 6513] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6515] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6514] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6513] <... sendto resumed>) = 32 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6516 attached [pid 6515] <... symlinkat resumed>) = 0 [pid 5758] unlink("./73/cgroup.net" [pid 6516] set_robust_list(0x5555771c07e0, 24 [pid 6515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6514] <... sendto resumed>) = 32 [pid 6513] recvfrom(4 [pid 6514] recvfrom(4 [pid 6513] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=79}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... unlink resumed>) = 0 [pid 6516] <... set_robust_list resumed>) = 0 [pid 6515] <... openat resumed>) = 3 [pid 6514] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=81}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6513] recvfrom(4 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 78 [pid 5758] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 691, NULL, 0) = 1 [pid 6516] rt_sigprocmask(SIG_SETMASK, [] [pid 6515] write(3, "1000", 4 [pid 6514] recvfrom(4 [pid 6513] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=79}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6515] <... write resumed>) = 4 [pid 6514] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=81}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6513] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./73/cgroup.cpu" [pid 6516] chdir("./75" [pid 6515] close(3 [pid 6514] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6515] <... close resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 5615] sched_yield( [pid 5619] read(6 [pid 6515] read(200 [pid 6514] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./73/cgroup.cpu" [pid 6516] <... chdir resumed>) = 0 [pid 6515] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6514] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x8f\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5615] <... sched_yield resumed>) = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6515] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6514] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6513] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6516] <... prctl resumed>) = 0 [pid 6515] <... symlinkat resumed>) = 0 [pid 6514] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6513] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x99\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6516] setpgid(0, 0 [pid 6515] close(249 [pid 6514] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] newfstatat(AT_FDCWD, "./73/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=946496274}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6516] <... setpgid resumed>) = 0 [pid 6515] <... close resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 6516] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6515] close(248 [pid 6514] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] <... symlinkat resumed>) = 0 [pid 6515] <... close resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5758] unlink("./73/cgroup" [pid 6516] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6515] prctl(PR_SET_NAME, "syz.0.397" [pid 6514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6516] <... symlinkat resumed>) = 0 [pid 6515] <... prctl resumed>) = 0 [pid 6514] <... sendmsg resumed>) = 28 [pid 6513] <... sendmsg resumed>) = 28 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x99\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6514] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6514] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 6516] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6515] close(4 [pid 5758] unlinkat(AT_FDCWD, "./73", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=624968163} [pid 6516] <... symlinkat resumed>) = 0 [pid 6515] <... close resumed>) = 0 [pid 6514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... unlinkat resumed>) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6515] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] <... sendmsg resumed>) = 20 [pid 6513] <... sendmsg resumed>) = 20 [pid 6516] <... openat resumed>) = 3 [pid 6515] <... futex resumed>) = 0 [pid 6514] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] mkdirat(AT_FDCWD, "./74", 0777 [pid 6516] write(3, "1000", 4 [pid 6515] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6516] <... write resumed>) = 4 [pid 6515] <... futex resumed>) = 0 [pid 6514] close_range(3, 30, 0 [pid 6513] close_range(3, 30, 0 [pid 6516] close(3 [pid 6515] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6514] <... close_range resumed>) = 0 [pid 6513] <... close_range resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 6514] exit_group(0 [pid 6516] <... close resumed>) = 0 [pid 6515] <... openat resumed>) = 3 [pid 6514] <... exit_group resumed>) = ? [pid 6513] exit_group(0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6516] read(200 [pid 6513] <... exit_group resumed>) = ? [pid 6516] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6515] setns(201, 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6516] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6515] <... setns resumed>) = 0 [pid 6514] +++ exited with 0 +++ [pid 6513] +++ exited with 0 +++ [pid 6516] <... symlinkat resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6515] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] close(3 [pid 6516] close(249 [pid 6515] <... socket resumed>) = 4 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] rt_sigreturn({mask=[]} [pid 5758] <... close resumed>) = 0 [pid 6515] setns(3, 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6516] <... close resumed>) = 0 [pid 6515] <... setns resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6515] close(3 [pid 6516] close(248 [pid 5758] <... socket resumed>) = 3 [pid 6516] <... close resumed>) = 0 [pid 5758] close(3 [pid 6516] prctl(PR_SET_NAME, "syz.2.398" [pid 6515] <... close resumed>) = 0 [pid 6516] <... prctl resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6515] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] close(4 [pid 6515] <... futex resumed>) = 0 [pid 6516] <... close resumed>) = 0 [pid 6516] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6515] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6516] <... futex resumed>) = 0 [pid 6515] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6516] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6516] <... futex resumed>) = 0 [pid 6515] <... sendto resumed>) = 32 [pid 5758] <... close resumed>) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6515] recvfrom(4 [pid 6516] <... openat resumed>) = 3 [pid 6515] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=77}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6516] setns(201, 0 [pid 6515] recvfrom(4 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... socket resumed>) = 3 [pid 6516] <... setns resumed>) = 0 [pid 6515] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=77}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... write resumed>) = 4 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=932097847}) [pid 6516] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6515] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 5625] read(18 [pid 6516] <... socket resumed>) = 4 [pid 6515] <... futex resumed>) = 0 [pid 5815] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6516] setns(3, 0 [pid 6515] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x8c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 216 [pid 6516] <... setns resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6516] close(3 [pid 6515] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... openat resumed>) = 3 [pid 5808] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 631, NULL, 0) = 1 [pid 6516] <... close resumed>) = 0 [pid 6515] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] fstat(3 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x90\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6516] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 5758] close(3 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] fstat(3 [pid 6516] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... close resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x90\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x8c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 32516876) = 216 [pid 6516] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] read(249 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 6516] <... sendto resumed>) = 32 [pid 6515] <... sendmsg resumed>) = 28 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x8f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] recvfrom(4 [pid 6515] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./78/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999967968}) [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6516] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=78}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6515] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./76/binderfs" [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] read(21 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6516] recvfrom(4 [pid 6515] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./78/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6516] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=78}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6515] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./76/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x8b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x02\x2e\x1b"..., 216 [pid 6515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6516] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... sendmsg resumed>) = 20 [pid 5815] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=512710946}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6517 attached [pid 6516] <... futex resumed>) = 0 [pid 6515] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x91\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6517] set_robust_list(0x55556d03f7e0, 24 [pid 6516] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./78/cgroup.net" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6517] <... set_robust_list resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6515] close_range(3, 30, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./76/cgroup.net" [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 77 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x91\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6517] rt_sigprocmask(SIG_SETMASK, [] [pid 6516] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6515] <... close_range resumed>) = 0 [pid 5815] unlink("./78/cgroup.net" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... write resumed>) = 48 [pid 6517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6516] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6515] exit_group(0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./76/cgroup.net" [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6517] chdir("./74" [pid 6516] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... exit_group resumed>) = ? [pid 5815] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 6517] <... chdir resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 522, NULL, 0) = 1 [pid 6517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6517] <... prctl resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 6517] setpgid(0, 0 [pid 6516] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./78/cgroup.cpu" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 6517] <... setpgid resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./76/cgroup.cpu" [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5615] epoll_pwait(4 [pid 6517] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./78/cgroup.cpu" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x90\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6517] <... symlinkat resumed>) = 0 [pid 6516] <... sendmsg resumed>) = 28 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./76/cgroup.cpu" [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6517] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6516] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6516] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6517] <... symlinkat resumed>) = 0 [pid 6516] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... write resumed>) = 424 [pid 6517] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6516] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./78/cgroup" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=974703668}) [pid 5615] epoll_pwait(4 [pid 6517] <... symlinkat resumed>) = 0 [pid 6516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6516] <... sendmsg resumed>) = 20 [pid 5815] unlink("./78/cgroup" [pid 5808] newfstatat(AT_FDCWD, "./76/cgroup" [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 6517] <... openat resumed>) = 3 [pid 6516] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... write resumed>) = 4 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6516] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] unlink("./76/cgroup" [pid 5610] <... futex resumed>) = 0 [pid 5783] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 6517] write(3, "1000", 4 [pid 5615] <... futex resumed>) = 1 [pid 6516] close_range(3, 30, 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6516] <... close_range resumed>) = 0 [pid 5815] close(3 [pid 5808] getdents64(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6517] <... write resumed>) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6517] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] <... close resumed>) = 0 [pid 6516] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5783] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6517] read(200 [pid 6516] <... exit_group resumed>) = ? [pid 5815] unlinkat(AT_FDCWD, "./78", AT_REMOVEDIR [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=462837036} [pid 6517] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... close resumed>) = 0 [pid 5783] fstat(3 [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999982825}) [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./76", AT_REMOVEDIR [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6517] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5625] read(3 [pid 6516] +++ exited with 0 +++ [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6517] <... symlinkat resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./77", 0777) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(3 [pid 6517] close(249 [pid 5815] mkdirat(AT_FDCWD, "./79", 0777 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6517] <... close resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5625] read(29 [pid 6517] close(248 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6517] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./74/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x8d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xba\x45\x19"..., 216 [pid 6517] prctl(PR_SET_NAME, "syz.1.399" [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 465, NULL, 0) = 1 [pid 6517] <... prctl resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlink("./74/binderfs" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x92\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6517] close(4 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6517] <... close resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./74/cgroup.net" [pid 5615] sched_yield( [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6517] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x92\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x8d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xba\x45\x19"..., 32516876) = 216 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./74/cgroup.net" [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=997261051}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6517] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 5619] epoll_pwait(4 [pid 6517] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6517] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5777] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x8e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xff\xb8\x17"..., 216 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=434682461} [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./74/cgroup.cpu" [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x93\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6517] <... openat resumed>) = 3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./74/cgroup.cpu" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5777] getdents64(3 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x93\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6517] setns(201, 0 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5777] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6517] <... setns resumed>) = 0 [pid 5783] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6517] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6517] <... socket resumed>) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./75/binderfs" [pid 6517] setns(3, 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./74/cgroup" [pid 6517] <... setns resumed>) = 0 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6517] close(3 [pid 5777] unlink("./75/binderfs" [pid 6517] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./74/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 6517] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] read(249 [pid 5783] <... unlink resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x91\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] getdents64(3 [pid 5777] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6517] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] read(249 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x90\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] close(3 [pid 6517] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./75/cgroup.net" [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] unlink("./75/cgroup.net" [pid 6517] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] unlinkat(AT_FDCWD, "./74", AT_REMOVEDIR [pid 5777] <... unlink resumed>) = 0 [pid 6517] <... sendto resumed>) = 32 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 436, NULL, 0) = 1 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6518 attached [pid 6517] recvfrom(4 [pid 5783] mkdirat(AT_FDCWD, "./75", 0777 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6519 attached [pid 6518] set_robust_list(0x5555673497e0, 24 [pid 6517] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=77}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5777] newfstatat(AT_FDCWD, "./75/cgroup.cpu" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6519] set_robust_list(0x55556b15e7e0, 24 [pid 6518] <... set_robust_list resumed>) = 0 [pid 6517] recvfrom(4 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 82 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 80 [pid 5783] <... mkdirat resumed>) = 0 [pid 6519] <... set_robust_list resumed>) = 0 [pid 6517] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=77}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6519] rt_sigprocmask(SIG_SETMASK, [] [pid 6518] rt_sigprocmask(SIG_SETMASK, [] [pid 6517] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] unlink("./75/cgroup.cpu" [pid 6517] <... futex resumed>) = 0 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x92\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 [pid 6517] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6517] <... futex resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlink resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6519] chdir("./79" [pid 6518] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6517] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5615] <... sched_yield resumed>) = 0 [pid 6519] <... chdir resumed>) = 0 [pid 6518] chdir("./77" [pid 6517] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] close(3 [pid 5777] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=951592994}) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6518] <... chdir resumed>) = 0 [pid 6517] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6517] <... futex resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./75/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6519] <... prctl resumed>) = 0 [pid 6518] <... prctl resumed>) = 0 [pid 6517] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 6519] setpgid(0, 0 [pid 6518] setpgid(0, 0 [pid 6517] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... write resumed>) = 424 [pid 6519] <... setpgid resumed>) = 0 [pid 6518] <... setpgid resumed>) = 0 [pid 6517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] unlink("./75/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6519] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6518] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6517] <... sendmsg resumed>) = 28 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6519] <... symlinkat resumed>) = 0 [pid 6518] <... symlinkat resumed>) = 0 [pid 6517] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982748}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6517] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] getdents64(3 [pid 5610] <... futex resumed>) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6519] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6518] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6517] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6517] <... futex resumed>) = 0 [pid 5777] close(3 [pid 5625] read(3 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] <... symlinkat resumed>) = 0 [pid 6518] <... symlinkat resumed>) = 0 [pid 6517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6519] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6518] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6517] <... sendmsg resumed>) = 20 [pid 5783] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./75", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=329532627} [pid 6519] <... symlinkat resumed>) = 0 [pid 6517] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6518] <... symlinkat resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... unlinkat resumed>) = 0 [pid 6519] <... openat resumed>) = 3 [pid 6518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6517] close_range(3, 30, 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] mkdirat(AT_FDCWD, "./76", 0777 [pid 6519] write(3, "1000", 4 [pid 6517] <... close_range resumed>) = 0 [pid 6519] <... write resumed>) = 4 [pid 6518] <... openat resumed>) = 3 [pid 6517] exit_group(0 [pid 5783] close(3 [pid 5777] <... mkdirat resumed>) = 0 [pid 6519] close(3 [pid 6518] write(3, "1000", 4 [pid 6517] <... exit_group resumed>) = ? [pid 5783] <... close resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6518] <... write resumed>) = 4 [pid 6519] <... close resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6519] read(200 [pid 6518] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 6519] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs") = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 6518] <... close resumed>) = 0 [pid 6518] read(200 [pid 5783] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6519] close(249 [pid 6518] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6517] +++ exited with 0 +++ [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 6519] <... close resumed>) = 0 [pid 6518] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] read(249 [pid 5777] <... close resumed>) = 0 [pid 6518] <... symlinkat resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6519] close(248 [pid 6518] close(249 [pid 5758] rt_sigreturn({mask=[]} [pid 6518] <... close resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x92\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6519] <... close resumed>) = 0 [pid 6518] close(248 [pid 5777] close(3 [pid 6519] prctl(PR_SET_NAME, "syz.4.400" [pid 6518] <... close resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... close resumed>) = 0 [pid 6519] <... prctl resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6519] close(4 [pid 6518] prctl(PR_SET_NAME, "syz.3.401" [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6519] <... close resumed>) = 0 [pid 6518] <... prctl resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6519] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] close(4 [pid 5777] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6518] <... close resumed>) = 0 [pid 5777] close(3) = 0 [pid 6518] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=970495728}) [pid 5758] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6519] <... futex resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6519] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... futex resumed>) = 0 [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x8f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 216 [pid 6518] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 342, NULL, 0) = 1 [pid 6519] <... futex resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6520 attached [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6519] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6518] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x94\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6519] <... openat resumed>) = 3 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 78 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6520] set_robust_list(0x5555944427e0, 24 [pid 6519] setns(201, 0 [pid 6518] <... openat resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... socket resumed>) = 3 [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x8f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 32516876) = 216 [pid 6520] <... set_robust_list resumed>) = 0 [pid 6519] <... setns resumed>) = 0 [pid 6518] setns(201, 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x94\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6520] rt_sigprocmask(SIG_SETMASK, [] [pid 6519] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6518] <... setns resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6520] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6519] <... socket resumed>) = 4 [pid 6518] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5777] read(249 [pid 5758] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6520] chdir("./75" [pid 6519] setns(3, 0 [pid 6518] <... socket resumed>) = 4 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x93\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6520] <... chdir resumed>) = 0 [pid 6519] <... setns resumed>) = 0 [pid 6518] setns(3, 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] newfstatat(AT_FDCWD, "./74/binderfs" [pid 5610] epoll_pwait(4 [pid 6520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6519] close(3 [pid 6518] <... setns resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=269567450} [pid 6520] <... prctl resumed>) = 0 [pid 6519] <... close resumed>) = 0 [pid 6518] close(3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6519] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... close resumed>) = 0 [pid 5758] unlink("./74/binderfs" [pid 6520] setpgid(0, 0 [pid 6519] <... futex resumed>) = 0 [pid 6518] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... setpgid resumed>) = 0 [pid 6518] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6521 attached [pid 6519] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlink resumed>) = 0 [pid 6521] set_robust_list(0x5555771c07e0, 24 [pid 6520] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6519] <... futex resumed>) = 0 [pid 6518] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 79 [pid 5758] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6521] <... set_robust_list resumed>) = 0 [pid 6520] <... symlinkat resumed>) = 0 [pid 6519] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6518] <... futex resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6521] rt_sigprocmask(SIG_SETMASK, [] [pid 6520] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6519] <... sendto resumed>) = 32 [pid 5758] newfstatat(AT_FDCWD, "./74/cgroup.net" [pid 6521] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6520] <... symlinkat resumed>) = 0 [pid 6519] recvfrom(4 [pid 6518] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6521] chdir("./76" [pid 6520] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6519] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=82}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6518] <... sendto resumed>) = 32 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 275, NULL, 0) = 1 [pid 6521] <... chdir resumed>) = 0 [pid 6520] <... symlinkat resumed>) = 0 [pid 6519] recvfrom(4 [pid 6518] recvfrom(4 [pid 5758] unlink("./74/cgroup.net" [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6519] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=82}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6518] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=80}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... unlink resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6521] <... prctl resumed>) = 0 [pid 6520] <... openat resumed>) = 3 [pid 6519] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] recvfrom(4 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6521] setpgid(0, 0 [pid 6520] write(3, "1000", 4 [pid 6519] <... futex resumed>) = 0 [pid 6518] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=80}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x94\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6521] <... setpgid resumed>) = 0 [pid 6520] <... write resumed>) = 4 [pid 6519] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6521] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6520] close(3 [pid 6519] <... futex resumed>) = 0 [pid 6518] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] newfstatat(AT_FDCWD, "./74/cgroup.cpu" [pid 5610] <... write resumed>) = 424 [pid 6520] <... close resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6521] <... symlinkat resumed>) = 0 [pid 6520] read(200 [pid 6519] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6518] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=962539376}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6520] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6518] <... futex resumed>) = 0 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 6521] <... symlinkat resumed>) = 0 [pid 6520] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6519] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] unlink("./74/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6521] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6520] <... symlinkat resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6518] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6521] <... symlinkat resumed>) = 0 [pid 6520] close(249 [pid 6519] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6520] <... close resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6521] <... openat resumed>) = 3 [pid 6520] close(248 [pid 6519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6518] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] newfstatat(AT_FDCWD, "./74/cgroup" [pid 6521] write(3, "1000", 4 [pid 6520] <... close resumed>) = 0 [pid 6519] <... sendmsg resumed>) = 28 [pid 6518] <... futex resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=209601228} [pid 6521] <... write resumed>) = 4 [pid 6520] prctl(PR_SET_NAME, "syz.0.402" [pid 6519] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] unlink("./74/cgroup" [pid 6521] close(3 [pid 6520] <... prctl resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6521] <... close resumed>) = 0 [pid 6520] close(4 [pid 6519] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... sendmsg resumed>) = 28 [pid 5758] <... unlink resumed>) = 0 [pid 6521] read(200 [pid 6520] <... close resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6518] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] getdents64(3 [pid 6521] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6520] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6518] <... futex resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6521] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6520] <... futex resumed>) = 0 [pid 6519] <... sendmsg resumed>) = 20 [pid 6518] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6521] <... symlinkat resumed>) = 0 [pid 6520] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6521] close(249 [pid 6520] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] unlinkat(AT_FDCWD, "./74", AT_REMOVEDIR [pid 6521] <... close resumed>) = 0 [pid 6520] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6519] close_range(3, 30, 0 [pid 6518] <... sendmsg resumed>) = 20 [pid 6521] close(248 [pid 6520] <... openat resumed>) = 3 [pid 6519] <... close_range resumed>) = 0 [pid 6518] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlinkat resumed>) = 0 [pid 6521] <... close resumed>) = 0 [pid 6520] setns(201, 0 [pid 6518] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./75", 0777 [pid 6518] close_range(3, 30, 0 [pid 6520] <... setns resumed>) = 0 [pid 6521] prctl(PR_SET_NAME, "syz.2.403" [pid 6520] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6519] exit_group(0 [pid 6518] <... close_range resumed>) = 0 [pid 6521] <... prctl resumed>) = 0 [pid 6520] <... socket resumed>) = 4 [pid 6519] <... exit_group resumed>) = ? [pid 6518] exit_group(0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6521] close(4 [pid 6520] setns(3, 0 [pid 6518] <... exit_group resumed>) = ? [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6521] <... close resumed>) = 0 [pid 6520] <... setns resumed>) = 0 [pid 6521] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] close(3 [pid 6519] +++ exited with 0 +++ [pid 6518] +++ exited with 0 +++ [pid 5758] <... openat resumed>) = 3 [pid 6521] <... futex resumed>) = 0 [pid 6520] <... close resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6521] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6521] <... futex resumed>) = 0 [pid 6520] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5758] close(3 [pid 6521] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6520] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6521] <... openat resumed>) = 3 [pid 6520] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6521] setns(201, 0 [pid 6520] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5758] close(3 [pid 6521] <... setns resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=945370597}) [pid 6521] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6520] <... sendto resumed>) = 32 [pid 5815] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... write resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 5625] read(18 [pid 6521] <... socket resumed>) = 4 [pid 6520] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6521] setns(3, 0 [pid 6520] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=78}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6521] <... setns resumed>) = 0 [pid 5808] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x90\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 216 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6520] recvfrom(4 [pid 5808] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6520] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=78}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... openat resumed>) = 3 [pid 6520] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... openat resumed>) = 3 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 6520] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 220, NULL, 0) = 1 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x95\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6520] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] getdents64(3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5610] <... futex resumed>) = 1 [pid 6520] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 6520] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5610] read(6 [pid 5758] <... close resumed>) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x95\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5615] <... futex resumed>) = 0 [pid 6520] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x90\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x60\xe3\x16"..., 32516876) = 216 [pid 6521] close(3 [pid 6520] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6521] <... close resumed>) = 0 [pid 6520] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./79/binderfs" [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999967022}) [pid 5610] epoll_pwait(4 [pid 6521] <... futex resumed>) = 0 [pid 6520] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] newfstatat(AT_FDCWD, "./77/binderfs" [pid 5758] close(3 [pid 5625] read(21 [pid 6521] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./79/binderfs" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6520] <... sendmsg resumed>) = 28 [pid 5815] <... unlink resumed>) = 0 [pid 5808] unlink("./77/binderfs" [pid 5758] <... close resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6521] <... futex resumed>) = 0 [pid 6520] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x91\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x02\x1d\x16"..., 216 [pid 5808] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=134710871} [pid 6521] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6520] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] newfstatat(AT_FDCWD, "./79/cgroup.net" [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 6520] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./77/cgroup.net" [pid 6521] <... sendto resumed>) = 32 [pid 6520] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6521] recvfrom(4 [pid 6520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./79/cgroup.net" [pid 5808] unlink("./77/cgroup.net" [pid 5758] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x96\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6521] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=79}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6520] <... sendmsg resumed>) = 20 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 6521] recvfrom(4 [pid 6520] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] read(249 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x96\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6521] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=79}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6520] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x94\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... write resumed>) = 48 [pid 6521] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] close_range(3, 30, 0 [pid 5815] newfstatat(AT_FDCWD, "./79/cgroup.cpu" [pid 5808] newfstatat(AT_FDCWD, "./77/cgroup.cpu" [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6521] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6521] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... close_range resumed>) = 0 [pid 5815] unlink("./79/cgroup.cpu" [pid 5808] unlink("./77/cgroup.cpu" [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6521] <... futex resumed>) = 0 [pid 6520] exit_group(0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6521] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6521] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6521] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6521] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./77/cgroup" [pid 6521] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6521] <... futex resumed>) = 0 [pid 6521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./77/cgroup" [pid 6521] <... sendmsg resumed>) = 28 [pid 5815] newfstatat(AT_FDCWD, "./79/cgroup" [pid 5808] <... unlink resumed>) = 0 [pid 6521] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6521] <... futex resumed>) = 0 [pid 6521] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 6521] <... futex resumed>) = 0 [pid 5815] unlink("./79/cgroup" [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... unlink resumed>) = 0 [pid 6521] <... sendmsg resumed>) = 20 [pid 5815] getdents64(3 [pid 5808] close(3 [pid 6521] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... close resumed>) = 0 [pid 6521] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] unlinkat(AT_FDCWD, "./77", AT_REMOVEDIR [pid 6521] close_range(3, 30, 0 [pid 5815] <... close resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./79", AT_REMOVEDIRci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6522 attached [pid 6521] <... close_range resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 6522] set_robust_list(0x55556d03f7e0, 24 [pid 6521] exit_group(0 [pid 5815] mkdirat(AT_FDCWD, "./80", 0777 [pid 5808] mkdirat(AT_FDCWD, "./78", 0777 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 78 [pid 6522] <... set_robust_list resumed>) = 0 [pid 6521] <... exit_group resumed>) = ? [pid 5808] <... mkdirat resumed>) = 0 [pid 6522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6522] chdir("./75" [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5808] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 6522] <... chdir resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 139, NULL, 0) = 1 [pid 5815] <... mkdirat resumed>) = 0 [pid 6520] +++ exited with 0 +++ [pid 5808] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6521] +++ exited with 0 +++ [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5808] <... socket resumed>) = 3 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... futex resumed>) = 1 [pid 6522] <... prctl resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6522] setpgid(0, 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] rt_sigreturn({mask=[]} [pid 5777] rt_sigreturn({mask=[]} [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x95\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6522] <... setpgid resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... close resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6522] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 5815] close(3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] sched_getaffinity(0, 8192 [pid 5610] <... write resumed>) = 424 [pid 6522] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=960714805}) [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5625] read(3 [pid 6522] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... write resumed>) = 424 [pid 6522] <... symlinkat resumed>) = 0 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6522] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x9f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6522] <... symlinkat resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 6522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 3 (in [3 23 29], left {tv_sec=0, tv_nsec=999982872}) [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6522] <... openat resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... openat resumed>) = 3 [pid 5777] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6522] write(3, "1000", 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(3 [pid 5783] fstat(3 [pid 6522] <... write resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] fstat(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=39804991} [pid 6522] close(3 [pid 5815] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6522] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] read(249 [pid 5625] read(3 [pid 6522] read(200 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x96\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 6522] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] read(29 [pid 6522] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] close(3 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6522] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] newfstatat(AT_FDCWD, "./75/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6522] close(249 [pid 5815] read(249 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x92\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xa8\xcb\x18"..., 216 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x95\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] unlink("./75/binderfs" [pid 5777] newfstatat(AT_FDCWD, "./76/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 44, NULL, 0) = 1 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6522] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x97\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6522] close(248 [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6522] <... close resumed>) = 0 [pid 5783] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x97\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6522] prctl(PR_SET_NAME, "syz.1.404" [pid 5777] unlink("./76/binderfs" [pid 6522] <... prctl resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6522] close(4 [pid 5777] <... unlink resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6522] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 5619] <... futex resumed>) = 1 [pid 5777] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x92\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xa8\xcb\x18"..., 32516876) = 216 [pid 5777] newfstatat(AT_FDCWD, "./76/cgroup.net" [pid 5619] read(6 [pid 6522] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6523 attached [pid 6522] <... futex resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./75/cgroup.net" [pid 5777] unlink("./76/cgroup.net" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x93\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xb1\x08\x19"..., 216 [pid 5619] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6524 attached [pid 6523] set_robust_list(0x55556b15e7e0, 24 [pid 6522] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6524] set_robust_list(0x5555673497e0, 24 [pid 6523] <... set_robust_list resumed>) = 0 [pid 6522] <... futex resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 81 [pid 5783] unlink("./75/cgroup.net" [pid 5777] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x98\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=3838652} [pid 6524] <... set_robust_list resumed>) = 0 [pid 6523] rt_sigprocmask(SIG_SETMASK, [] [pid 6522] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 83 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6524] rt_sigprocmask(SIG_SETMASK, [] [pid 6523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6522] <... openat resumed>) = 3 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./76/cgroup.cpu" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x98\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6524] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6522] setns(201, 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6524] chdir("./78" [pid 6523] chdir("./80" [pid 6522] <... setns resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./75/cgroup.cpu" [pid 5777] unlink("./76/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6524] <... chdir resumed>) = 0 [pid 6523] <... chdir resumed>) = 0 [pid 6522] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 7, NULL, 0) = 0 [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6522] <... socket resumed>) = 4 [pid 5777] <... unlink resumed>) = 0 [pid 6524] <... prctl resumed>) = 0 [pid 6523] <... prctl resumed>) = 0 [pid 5783] unlink("./75/cgroup.cpu" [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6524] setpgid(0, 0 [pid 6523] setpgid(0, 0 [pid 6522] setns(3, 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 0 [pid 6523] <... setpgid resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4, [], 128, 0, NULL, 0) = 0 [pid 5777] newfstatat(AT_FDCWD, "./76/cgroup" [pid 5610] epoll_pwait(4 [pid 6524] <... setpgid resumed>) = 0 [pid 6522] <... setns resumed>) = 0 [pid 6523] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5783] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6524] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6522] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./75/cgroup" [pid 6524] <... symlinkat resumed>) = 0 [pid 6522] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6522] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlink("./75/cgroup" [pid 6522] <... futex resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 6522] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] unlink("./76/cgroup" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=738399435} [pid 6523] <... symlinkat resumed>) = 0 [pid 6524] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6522] <... futex resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 6524] <... symlinkat resumed>) = 0 [pid 6523] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6522] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5777] getdents64(3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 745, NULL, 0) = 1 [pid 6524] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6523] <... symlinkat resumed>) = 0 [pid 6522] <... sendto resumed>) = 32 [pid 5783] close(3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6523] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5610] <... futex resumed>) = 1 [pid 5777] close(3 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5777] <... close resumed>) = 0 [pid 6524] <... symlinkat resumed>) = 0 [pid 6522] recvfrom(4 [pid 5783] <... close resumed>) = 0 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x97\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6523] <... symlinkat resumed>) = 0 [pid 6522] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=78}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] unlinkat(AT_FDCWD, "./75", AT_REMOVEDIR [pid 5777] unlinkat(AT_FDCWD, "./76", AT_REMOVEDIR [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6524] <... openat resumed>) = 3 [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6522] recvfrom(4 [pid 5783] <... unlinkat resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6524] write(3, "1000", 4 [pid 6522] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=78}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] mkdirat(AT_FDCWD, "./76", 0777 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=974315595}) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6524] <... write resumed>) = 4 [pid 6523] <... openat resumed>) = 3 [pid 6522] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./77", 0777 [pid 5625] read(3 [pid 5610] <... write resumed>) = 424 [pid 6524] close(3 [pid 6523] write(3, "1000", 4 [pid 6522] <... futex resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] read(6 [pid 6524] <... close resumed>) = 0 [pid 6523] <... write resumed>) = 4 [pid 6522] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6524] read(200 [pid 6523] close(3 [pid 6522] <... futex resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6524] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6523] <... close resumed>) = 0 [pid 6522] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6524] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6523] read(200 [pid 6522] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982414}) [pid 5610] epoll_pwait(4 [pid 6524] <... symlinkat resumed>) = 0 [pid 6523] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6522] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 6523] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=708687535} [pid 5777] close(3 [pid 6522] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 6524] close(249 [pid 6523] <... symlinkat resumed>) = 0 [pid 6522] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 6524] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 6522] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6524] close(248 [pid 6523] close(249 [pid 6522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6524] <... close resumed>) = 0 [pid 6523] <... close resumed>) = 0 [pid 5777] close(3 [pid 6523] close(248 [pid 6522] <... sendmsg resumed>) = 28 [pid 5783] <... close resumed>) = 0 [pid 6524] prctl(PR_SET_NAME, "syz.3.406" [pid 6523] <... close resumed>) = 0 [pid 6522] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 6523] prctl(PR_SET_NAME, "syz.4.405" [pid 6524] <... prctl resumed>) = 0 [pid 6522] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6524] close(4 [pid 6522] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 6524] <... close resumed>) = 0 [pid 6523] <... prctl resumed>) = 0 [pid 6522] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6524] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] close(4 [pid 6522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 6523] <... close resumed>) = 0 [pid 5777] close(3 [pid 6524] <... futex resumed>) = 0 [pid 6523] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... sendmsg resumed>) = 20 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 6524] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = 0 [pid 6522] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... futex resumed>) = 0 [pid 6523] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6524] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6523] <... futex resumed>) = 0 [pid 6522] close_range(3, 30, 0 [pid 5783] <... close resumed>) = 0 [pid 6523] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5777] <... socket resumed>) = 3 [pid 6524] <... openat resumed>) = 3 [pid 5777] close(3 [pid 6522] <... close_range resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6524] setns(201, 0 [pid 6523] <... openat resumed>) = 3 [pid 5783] read(249 [pid 6524] <... setns resumed>) = 0 [pid 6523] setns(201, 0 [pid 6522] exit_group(0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x97\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6524] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6523] <... setns resumed>) = 0 [pid 6522] <... exit_group resumed>) = ? [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6524] <... socket resumed>) = 4 [pid 6523] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 6523] <... socket resumed>) = 4 [pid 6524] setns(3, 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6523] setns(3, 0 [pid 5777] close(3 [pid 6524] <... setns resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6524] close(3) = 0 [pid 6523] <... setns resumed>) = 0 [pid 5777] read(249 [pid 6524] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] close(3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x98\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6524] <... futex resumed>) = 0 [pid 6523] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6523] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6525 attached [pid 6524] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6525] set_robust_list(0x5555944427e0, 24 [pid 6524] <... futex resumed>) = 0 [pid 6523] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] +++ exited with 0 +++ [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 79 [pid 6524] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6525] <... set_robust_list resumed>) = 0 [pid 6524] <... sendto resumed>) = 32 [pid 6523] <... futex resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6525] rt_sigprocmask(SIG_SETMASK, [] [pid 6524] recvfrom(4 [pid 6523] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 6525] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6524] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=81}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6526 attached [pid 6525] chdir("./76" [pid 6524] recvfrom(4 [pid 6523] <... sendto resumed>) = 32 [pid 6526] set_robust_list(0x5555771c07e0, 24 [pid 6524] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=81}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6526] <... set_robust_list resumed>) = 0 [pid 6526] rt_sigprocmask(SIG_SETMASK, [] [pid 6524] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6523] recvfrom(4 [pid 6525] <... chdir resumed>) = 0 [pid 6524] <... futex resumed>) = 0 [pid 6523] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=83}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 80 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6526] chdir("./77" [pid 6525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6524] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6523] recvfrom(4 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=920851989}) [pid 6526] <... chdir resumed>) = 0 [pid 6525] <... prctl resumed>) = 0 [pid 6524] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6523] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=83}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6525] setpgid(0, 0 [pid 6524] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6525] <... setpgid resumed>) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6526] <... prctl resumed>) = 0 [pid 6524] <... futex resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x94\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x35\x27\x19"..., 216 [pid 6526] setpgid(0, 0 [pid 6525] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6524] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 715, NULL, 0) = 1 [pid 6526] <... setpgid resumed>) = 0 [pid 6524] <... futex resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6526] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6525] <... symlinkat resumed>) = 0 [pid 6524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6523] <... futex resumed>) = 0 [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x99\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6526] <... symlinkat resumed>) = 0 [pid 6525] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6524] <... sendmsg resumed>) = 28 [pid 6523] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6526] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6525] <... symlinkat resumed>) = 0 [pid 6524] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x94\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x35\x27\x19"..., 32516876) = 216 [pid 6524] <... futex resumed>) = 0 [pid 6523] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x99\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6526] <... symlinkat resumed>) = 0 [pid 6524] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6525] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6524] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] epoll_pwait(4 [pid 6526] <... symlinkat resumed>) = 0 [pid 6525] <... symlinkat resumed>) = 0 [pid 6524] <... sendmsg resumed>) = 20 [pid 6523] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6523] <... futex resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] newfstatat(AT_FDCWD, "./75/binderfs" [pid 6524] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... openat resumed>) = 3 [pid 6526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6524] <... futex resumed>) = 0 [pid 6523] <... sendmsg resumed>) = 28 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6526] <... openat resumed>) = 3 [pid 6525] write(3, "1000", 4 [pid 6524] close_range(3, 30, 0 [pid 6523] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] unlink("./75/binderfs" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=591846071} [pid 6526] write(3, "1000", 4 [pid 6525] <... write resumed>) = 4 [pid 6524] <... close_range resumed>) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6526] <... write resumed>) = 4 [pid 6525] close(3 [pid 6523] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlink resumed>) = 0 [pid 6526] close(3) = 0 [pid 6525] <... close resumed>) = 0 [pid 6524] exit_group(0 [pid 6523] <... futex resumed>) = 0 [pid 6526] read(200 [pid 6524] <... exit_group resumed>) = ? [pid 6526] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6525] read(200 [pid 6523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6525] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6523] <... sendmsg resumed>) = 20 [pid 6526] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6525] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6523] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6526] <... symlinkat resumed>) = 0 [pid 6525] <... symlinkat resumed>) = 0 [pid 6523] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./75/cgroup.net" [pid 6526] close(249) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6526] close(248 [pid 6525] close(249 [pid 6523] close_range(3, 30, 0 [pid 5758] unlink("./75/cgroup.net" [pid 6526] <... close resumed>) = 0 [pid 6525] <... close resumed>) = 0 [pid 6523] <... close_range resumed>) = 0 [pid 6526] prctl(PR_SET_NAME, "syz.2.408" [pid 6525] close(248 [pid 6524] +++ exited with 0 +++ [pid 5758] <... unlink resumed>) = 0 [pid 6526] <... prctl resumed>) = 0 [pid 6525] <... close resumed>) = 0 [pid 6523] exit_group(0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6526] close(4 [pid 6525] prctl(PR_SET_NAME, "syz.0.407" [pid 6523] <... exit_group resumed>) = ? [pid 5808] rt_sigreturn({mask=[]} [pid 5758] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6526] <... close resumed>) = 0 [pid 6525] <... prctl resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 6525] close(4 [pid 6523] +++ exited with 0 +++ [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6525] <... close resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6526] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5758] newfstatat(AT_FDCWD, "./75/cgroup.cpu" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 599, NULL, 0) = 1 [pid 6526] <... futex resumed>) = 0 [pid 6525] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6526] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... futex resumed>) = 1 [pid 6526] <... futex resumed>) = 0 [pid 6525] <... futex resumed>) = 0 [pid 5758] unlink("./75/cgroup.cpu" [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6526] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6525] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... unlink resumed>) = 0 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x99\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6526] <... openat resumed>) = 3 [pid 6525] <... openat resumed>) = 3 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] <... write resumed>) = 4 [pid 5758] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=960496808}) [pid 5808] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6526] setns(201, 0 [pid 6525] setns(201, 0 [pid 5815] <... write resumed>) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./75/cgroup" [pid 5625] read(21 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6526] <... setns resumed>) = 0 [pid 6525] <... setns resumed>) = 0 [pid 5815] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6526] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6525] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5758] unlink("./75/cgroup" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x96\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x9f\x7d\x13"..., 216 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6525] <... socket resumed>) = 4 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6526] <... socket resumed>) = 4 [pid 6525] setns(3, 0 [pid 5815] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] fstat(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6526] setns(3, 0 [pid 6525] <... setns resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] read(6 [pid 6526] <... setns resumed>) = 0 [pid 5758] getdents64(3 [pid 6525] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x9a\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x96\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x9f\x7d\x13"..., 32516876) = 216 [pid 6526] close(3 [pid 6525] <... close resumed>) = 0 [pid 5815] fstat(3 [pid 5808] getdents64(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] read(6 [pid 6526] <... close resumed>) = 0 [pid 6525] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 5758] close(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6526] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... close resumed>) = 0 [pid 6525] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] unlinkat(AT_FDCWD, "./75", AT_REMOVEDIR [pid 5625] <... write resumed>) = 48 [pid 6526] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=531236323} [pid 6525] <... futex resumed>) = 0 [pid 5815] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./78/binderfs" [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6526] <... futex resumed>) = 0 [pid 6525] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] mkdirat(AT_FDCWD, "./76", 0777 [pid 5625] <... pselect6 resumed>) = 2 (in [3 18], left {tv_sec=0, tv_nsec=999982551}) [pid 6526] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] newfstatat(AT_FDCWD, "./80/binderfs" [pid 5808] unlink("./78/binderfs" [pid 5625] read(3 [pid 6525] <... sendto resumed>) = 32 [pid 5758] <... mkdirat resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] unlink("./80/binderfs" [pid 5808] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./78/cgroup.net" [pid 5758] close(3 [pid 5625] read(3 [pid 6525] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 6525] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=79}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6526] <... sendto resumed>) = 32 [pid 6525] recvfrom(4 [pid 5815] newfstatat(AT_FDCWD, "./80/cgroup.net" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] read(18 [pid 6526] recvfrom(4 [pid 6525] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=79}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./78/cgroup.net" [pid 5758] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6526] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=80}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6525] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./80/cgroup.net" [pid 5758] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x95\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2f\x4e\x17"..., 216 [pid 6526] recvfrom(4 [pid 6525] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6526] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=80}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6525] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5758] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x9b\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 538, NULL, 0) = 1 [pid 6526] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./80/cgroup.cpu" [pid 5808] newfstatat(AT_FDCWD, "./78/cgroup.cpu" [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6526] <... futex resumed>) = 0 [pid 6525] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... futex resumed>) = 1 [pid 6526] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6526] <... futex resumed>) = 0 [pid 6525] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] unlink("./78/cgroup.cpu" [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6526] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6525] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6525] <... futex resumed>) = 0 [pid 5815] unlink("./80/cgroup.cpu" [pid 5808] <... unlink resumed>) = 0 [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6526] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\x9a\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 272 [pid 6525] <... futex resumed>) = 0 [pid 6526] <... futex resumed>) = 0 [pid 6525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... close resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6526] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... sendmsg resumed>) = 28 [pid 5815] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6526] <... futex resumed>) = 0 [pid 6525] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./78/cgroup" [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6525] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./80/cgroup" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=995939306}) [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6526] <... sendmsg resumed>) = 28 [pid 6525] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] unlink("./78/cgroup" [pid 5625] read(3 [pid 6526] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 5815] unlink("./80/cgroup" [pid 5758] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x9b\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6526] <... futex resumed>) = 0 [pid 6525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6525] <... sendmsg resumed>) = 20 [pid 5610] epoll_pwait(4 [pid 5808] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5615] <... futex resumed>) = 1 [pid 6525] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6526] <... sendmsg resumed>) = 20 [pid 6525] <... futex resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5610] epoll_pwait(4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6526] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] close_range(3, 30, 0 [pid 6526] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] getdents64(3 [pid 5758] read(249 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6526] close_range(3, 30, 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5619] <... write resumed>) = 424 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=459463605} [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] close(3 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x99\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982569}) [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5815] unlinkat(AT_FDCWD, "./80", AT_REMOVEDIR) = 0 [pid 5815] mkdirat(AT_FDCWD, "./81", 0777) = 0 [pid 5808] unlinkat(AT_FDCWD, "./78", AT_REMOVEDIR [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] read(3 [pid 5619] read(6 [pid 5615] sched_yield( [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5815] close(3) = 0 [pid 5808] mkdirat(AT_FDCWD, "./79", 0777 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6525] <... close_range resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... mkdirat resumed>) = 0 [pid 6526] <... close_range resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5815] close(3 [pid 6526] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 6526] <... exit_group resumed>) = ? [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6525] exit_group(0 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5815] close(3) = 0 [pid 5808] <... openat resumed>) = 3 [pid 6525] <... exit_group resumed>) = ? [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=440270605} [pid 5815] <... socket resumed>) = 3 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5815] close(3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6527 attached [pid 6526] +++ exited with 0 +++ [pid 6525] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5808] close(3 [pid 6527] set_robust_list(0x55556d03f7e0, 24 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... close resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6527] <... set_robust_list resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] rt_sigreturn({mask=[]} [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 79 [pid 6527] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] close(3 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6527] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] read(249 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6527] chdir("./76" [pid 5808] <... socket resumed>) = 3 [pid 6527] <... chdir resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6527] <... prctl resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6527] setpgid(0, 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=962717088}) [pid 6527] <... setpgid resumed>) = 0 [pid 5625] read(23, "\x00\x00\x00\x00", 4) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x98\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x0f\xbe\x14"..., 216 [pid 5808] close(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 463, NULL, 0) = 1 [pid 6527] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 5777] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x9c\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6527] <... symlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6528 attached [pid 5610] <... futex resumed>) = 1 [pid 6527] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6528] set_robust_list(0x55556b15e7e0, 24 [pid 6527] <... symlinkat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 84 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x98\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x0f\xbe\x14"..., 32516876) = 216 [pid 6528] <... set_robust_list resumed>) = 0 [pid 6527] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] close(3 [pid 5783] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] read(6 [pid 6528] rt_sigprocmask(SIG_SETMASK, [] [pid 6527] <... symlinkat resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999952446}) [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] fstat(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] read(29 [pid 5610] epoll_pwait(4 [pid 6528] chdir("./81" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6527] <... openat resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] getdents64(3 [pid 5777] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6528] <... chdir resumed>) = 0 [pid 6527] write(3, "1000", 4 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x97\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xa2\xf2\x16"..., 216 [pid 6528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6527] <... write resumed>) = 4 [pid 5783] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./77/binderfs" [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./76/binderfs" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=385139639} [pid 6528] <... prctl resumed>) = 0 [pid 6527] close(3 [pid 5808] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 216 [pid 6528] setpgid(0, 0 [pid 6527] <... close resumed>) = 0 [pid 5777] unlink("./77/binderfs" [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x9d\x01\x00\x00\x00\x00\x00\x00", 48 [pid 6528] <... setpgid resumed>) = 0 [pid 6527] read(200 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6528] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6527] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./76/binderfs" [pid 5625] <... write resumed>) = 48 [pid 6528] <... symlinkat resumed>) = 0 [pid 6527] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5777] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6528] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6527] <... symlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5808] close(3 [pid 5783] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6528] <... symlinkat resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./77/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6527] close(249 [pid 5808] read(249 [pid 6527] <... close resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6528] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6527] close(248 [pid 5777] unlink("./77/cgroup.net" [pid 6528] <... symlinkat resumed>) = 0 [pid 6527] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... unlink resumed>) = 0 [pid 6527] prctl(PR_SET_NAME, "syz.1.409" [pid 6528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6527] <... prctl resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6528] <... openat resumed>) = 3 [pid 6527] close(4 [pid 6528] write(3, "1000", 4 [pid 6527] <... close resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] newfstatat(AT_FDCWD, "./76/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6528] <... write resumed>) = 4 [pid 6527] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] newfstatat(AT_FDCWD, "./77/cgroup.cpu" [pid 6528] close(3 [pid 6527] <... futex resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6528] <... close resumed>) = 0 [pid 6528] read(200 [pid 6527] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] unlink("./77/cgroup.cpu" [pid 6528] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] <... futex resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6528] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6527] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6528] <... symlinkat resumed>) = 0 [pid 6527] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6529 attached [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 390, NULL, 0) = 1 [pid 6528] close(249 [pid 6527] setns(201, 0 [pid 5783] unlink("./76/cgroup.net" [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] newfstatat(AT_FDCWD, "./77/cgroup" [pid 6529] set_robust_list(0x5555673497e0, 24 [pid 6528] <... close resumed>) = 0 [pid 6527] <... setns resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5783] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 82 [pid 5610] <... futex resumed>) = 1 [pid 6529] <... set_robust_list resumed>) = 0 [pid 6528] close(248 [pid 6527] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6529] rt_sigprocmask(SIG_SETMASK, [] [pid 6528] <... close resumed>) = 0 [pid 6527] <... socket resumed>) = 4 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] newfstatat(AT_FDCWD, "./76/cgroup.cpu" [pid 5777] unlink("./77/cgroup" [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\x9c\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6529] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6528] prctl(PR_SET_NAME, "syz.4.411" [pid 6527] setns(3, 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./76/cgroup.cpu" [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6529] chdir("./79" [pid 6528] <... prctl resumed>) = 0 [pid 6527] <... setns resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6529] <... chdir resumed>) = 0 [pid 6528] close(4 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=966602010}) [pid 6528] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6528] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] close(3 [pid 5783] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] read(3 [pid 6529] <... prctl resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6529] setpgid(0, 0 [pid 6527] <... close resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] read(6 [pid 6529] <... setpgid resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 6527] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] close(3 [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6529] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6528] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6529] <... symlinkat resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 6527] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlinkat(AT_FDCWD, "./77", AT_REMOVEDIR [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6529] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6528] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6527] <... futex resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6529] <... symlinkat resumed>) = 0 [pid 6528] <... openat resumed>) = 3 [pid 6527] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] newfstatat(AT_FDCWD, "./76/cgroup" [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6529] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6528] setns(201, 0 [pid 6527] <... sendto resumed>) = 32 [pid 5777] mkdirat(AT_FDCWD, "./78", 0777 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981980}) [pid 6529] <... symlinkat resumed>) = 0 [pid 6528] <... setns resumed>) = 0 [pid 6527] recvfrom(4 [pid 5783] unlink("./76/cgroup" [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 6529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6528] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6527] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=79}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6529] <... openat resumed>) = 3 [pid 6528] <... socket resumed>) = 4 [pid 6527] recvfrom(4 [pid 5783] <... unlink resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=319750539} [pid 6528] setns(3, 0 [pid 5783] getdents64(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6529] write(3, "1000", 4 [pid 6528] <... setns resumed>) = 0 [pid 6527] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=79}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6529] <... write resumed>) = 4 [pid 6528] close(3 [pid 6527] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6529] close(3 [pid 6528] <... close resumed>) = 0 [pid 6527] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6529] <... close resumed>) = 0 [pid 6528] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlinkat(AT_FDCWD, "./76", AT_REMOVEDIR [pid 5777] close(3 [pid 6529] read(200 [pid 6528] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./77", 0777 [pid 6529] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6529] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6527] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... openat resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 6529] <... symlinkat resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 6527] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6528] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6529] close(249 [pid 6527] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5777] close(3 [pid 6529] <... close resumed>) = 0 [pid 6527] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6529] close(248 [pid 6528] <... sendto resumed>) = 32 [pid 6527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6529] <... close resumed>) = 0 [pid 6528] recvfrom(4 [pid 6527] <... sendmsg resumed>) = 28 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6529] prctl(PR_SET_NAME, "syz.3.410" [pid 5783] <... socket resumed>) = 3 [pid 6529] <... prctl resumed>) = 0 [pid 6528] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=84}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6527] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... socket resumed>) = 3 [pid 6529] close(4 [pid 6528] recvfrom(4 [pid 6527] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5777] close(3 [pid 6529] <... close resumed>) = 0 [pid 6528] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=84}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6527] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 6529] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6528] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 6528] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 6528] <... futex resumed>) = 0 [pid 6527] <... sendmsg resumed>) = 20 [pid 5783] <... close resumed>) = 0 [pid 6528] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6529] <... futex resumed>) = 0 [pid 6528] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6529] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 6528] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = 0 [pid 5783] close(3 [pid 6529] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6528] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] close_range(3, 30, 0 [pid 5783] <... close resumed>) = 0 [pid 6529] <... openat resumed>) = 3 [pid 6528] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6529] setns(201, 0 [pid 6528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6527] <... close_range resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6529] <... setns resumed>) = 0 [pid 6528] <... sendmsg resumed>) = 28 [pid 6527] exit_group(0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6529] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... socket resumed>) = 3 [pid 6529] <... socket resumed>) = 4 [pid 6528] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 6529] setns(3, 0 [pid 6527] <... exit_group resumed>) = ? [pid 6529] <... setns resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 6528] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] close(3 [pid 6528] <... futex resumed>) = 0 [pid 5783] read(249 [pid 5777] <... close resumed>) = 0 [pid 6529] <... close resumed>) = 0 [pid 6528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6529] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6528] <... sendmsg resumed>) = 20 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 6529] <... futex resumed>) = 0 [pid 6528] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... futex resumed>) = 0 [pid 6527] +++ exited with 0 +++ [pid 6529] <... futex resumed>) = 0 [pid 6528] close_range(3, 30, 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6529] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6528] <... close_range resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6530 attached [pid 6529] <... sendto resumed>) = 32 [pid 6528] exit_group(0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6530] set_robust_list(0x5555944427e0, 24 [pid 6528] <... exit_group resumed>) = ? [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 80 [pid 5777] read(249 [pid 6530] <... set_robust_list resumed>) = 0 [pid 6529] recvfrom(4 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6530] rt_sigprocmask(SIG_SETMASK, [] [pid 6529] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=82}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6528] +++ exited with 0 +++ [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6530] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6529] recvfrom(4 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6529] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=82}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] rt_sigreturn({mask=[]} [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=903037789}) [pid 6530] chdir("./77" [pid 6529] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5758] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6530] <... chdir resumed>) = 0 [pid 6529] <... futex resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6529] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... prctl resumed>) = 0 [pid 6529] <... futex resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6530] setpgid(0, 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x99\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2f\x4e\x17"..., 216ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6531 attached [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 334, NULL, 0) = 1 [pid 6529] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6530] <... setpgid resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6529] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... futex resumed>) = 1 [pid 6529] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5758] fstat(3 [pid 6531] set_robust_list(0x5555771c07e0, 24 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x9e\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6531] <... set_robust_list resumed>) = 0 [pid 6530] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6529] <... futex resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 81 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x99\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2f\x4e\x17"..., 32516876) = 216 [pid 6531] rt_sigprocmask(SIG_SETMASK, [] [pid 6529] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6531] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6530] <... symlinkat resumed>) = 0 [pid 6529] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6531] chdir("./78" [pid 6530] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] <... chdir resumed>) = 0 [pid 6530] <... symlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 6531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6529] <... sendmsg resumed>) = 28 [pid 5815] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999972323}) [pid 6530] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] <... prctl resumed>) = 0 [pid 6530] <... symlinkat resumed>) = 0 [pid 6529] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5758] newfstatat(AT_FDCWD, "./76/binderfs" [pid 5625] read(18 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] setpgid(0, 0 [pid 6530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6529] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6531] <... setpgid resumed>) = 0 [pid 6529] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5758] unlink("./76/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x9b\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xbe\x98\x12"..., 216 [pid 6531] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6530] <... openat resumed>) = 3 [pid 6529] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=176799222} [pid 6529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x9f\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6530] write(3, "1000", 4 [pid 6531] <... symlinkat resumed>) = 0 [pid 6529] <... sendmsg resumed>) = 20 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 182, NULL, 0) = 1 [pid 6531] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6530] <... write resumed>) = 4 [pid 6529] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6531] <... symlinkat resumed>) = 0 [pid 6530] close(3 [pid 6529] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./81/binderfs" [pid 5758] newfstatat(AT_FDCWD, "./76/cgroup.net" [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6529] close_range(3, 30, 0 [pid 5615] sched_yield( [pid 6530] <... close resumed>) = 0 [pid 5619] read(6 [pid 6531] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6529] <... close_range resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x9e\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 272 [pid 6530] read(200 [pid 5615] <... sched_yield resumed>) = 0 [pid 6530] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] unlink("./76/cgroup.net" [pid 6531] <... symlinkat resumed>) = 0 [pid 6530] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6529] exit_group(0 [pid 5815] unlink("./81/binderfs" [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6530] <... symlinkat resumed>) = 0 [pid 6529] <... exit_group resumed>) = ? [pid 5815] <... unlink resumed>) = 0 [pid 5758] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6531] <... openat resumed>) = 3 [pid 6530] close(249 [pid 5815] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=998799283}) [pid 5619] <... write resumed>) = 424 [pid 6531] write(3, "1000", 4 [pid 6530] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5619] read(6 [pid 6531] <... write resumed>) = 4 [pid 6530] close(248 [pid 5815] newfstatat(AT_FDCWD, "./81/cgroup.net" [pid 5758] newfstatat(AT_FDCWD, "./76/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\x9f\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6531] close(3 [pid 6530] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 6531] <... close resumed>) = 0 [pid 6530] prctl(PR_SET_NAME, "syz.0.413" [pid 6529] +++ exited with 0 +++ [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./76/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6531] read(200 [pid 6530] <... prctl resumed>) = 0 [pid 5815] unlink("./81/cgroup.net" [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... unlink resumed>) = 0 [pid 5758] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... write resumed>) = 424 [pid 6531] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6530] close(4 [pid 5815] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigreturn({mask=[]} [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982280}) [pid 5619] read(6 [pid 6531] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6530] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./76/cgroup" [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 5815] newfstatat(AT_FDCWD, "./81/cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6531] <... symlinkat resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./76/cgroup" [pid 5815] unlink("./81/cgroup.cpu") = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6531] close(249 [pid 6530] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] <... close resumed>) = 0 [pid 6531] close(248 [pid 6530] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./81/cgroup" [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xa9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 6531] <... close resumed>) = 0 [pid 6530] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... write resumed>) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=121590011} [pid 5808] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6531] prctl(PR_SET_NAME, "syz.2.412" [pid 6530] <... futex resumed>) = 0 [pid 5815] unlink("./81/cgroup" [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6531] <... prctl resumed>) = 0 [pid 6530] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999967755}) [pid 6531] close(4 [pid 6530] <... openat resumed>) = 3 [pid 5815] getdents64(3 [pid 5808] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] unlinkat(AT_FDCWD, "./76", AT_REMOVEDIR [pid 5625] read(21 [pid 6531] <... close resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6530] setns(201, 0 [pid 5815] close(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x9a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xb1\x08\x19"..., 216 [pid 6530] <... setns resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] fstat(3 [pid 6531] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] mkdirat(AT_FDCWD, "./77", 0777 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 136, NULL, 0) = 1 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6530] <... socket resumed>) = 4 [pid 5815] unlinkat(AT_FDCWD, "./81", AT_REMOVEDIR [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] getdents64(3 [pid 6531] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] setns(3, 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xa0\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6530] <... setns resumed>) = 0 [pid 5808] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 6531] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6530] close(3 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\x9a\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xb1\x08\x19"..., 32516876) = 216 [pid 5815] mkdirat(AT_FDCWD, "./82", 0777 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... write resumed>) = 56 [pid 6531] <... openat resumed>) = 3 [pid 6530] <... close resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./79/binderfs" [pid 5758] <... openat resumed>) = 3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6530] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... write resumed>) = 48 [pid 6531] setns(201, 0 [pid 6530] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] <... setns resumed>) = 0 [pid 6530] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5758] close(3 [pid 6531] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6530] <... futex resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] unlink("./79/binderfs" [pid 5619] epoll_pwait(4 [pid 5758] <... close resumed>) = 0 [pid 6531] <... socket resumed>) = 4 [pid 6530] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] close(3) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] setns(3, 0 [pid 6530] <... sendto resumed>) = 32 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6530] recvfrom(4 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 5758] <... socket resumed>) = 3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6530] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=80}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] close(3 [pid 6531] <... setns resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 91, NULL, 0) = 1 [pid 6531] close(3 [pid 6530] recvfrom(4 [pid 5815] close(3 [pid 5808] newfstatat(AT_FDCWD, "./79/cgroup.net" [pid 5758] <... close resumed>) = 0 [pid 5619] read(6 [pid 6530] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=80}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6531] <... close resumed>) = 0 [pid 6530] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xa0\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6531] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./79/cgroup.net" [pid 6531] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xaa\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... unlink resumed>) = 0 [pid 5815] close(3) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6531] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=943664386}) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6530] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5808] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6530] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6531] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6530] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6531] <... sendto resumed>) = 32 [pid 6530] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5808] newfstatat(AT_FDCWD, "./79/cgroup.cpu" [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xaa\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6530] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6531] recvfrom(4 [pid 6530] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=81}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6530] <... futex resumed>) = 0 [pid 5815] read(249 [pid 5808] unlink("./79/cgroup.cpu" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=15486422} [pid 6531] recvfrom(4 [pid 6530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... unlink resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6531] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=81}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6530] <... sendmsg resumed>) = 28 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6531] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] close(3 [pid 6531] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 6531] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6530] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./79/cgroup" [pid 6531] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] read(249 [pid 6531] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... sendmsg resumed>) = 20 [pid 5808] unlink("./79/cgroup" [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x9e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6531] <... futex resumed>) = 0 [pid 6530] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6531] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6532 attached [pid 5610] <... epoll_pwait resumed>, [], 128, 28, NULL, 0) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6530] close_range(3, 30, 0 [pid 5808] getdents64(3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6532] set_robust_list(0x55556b15e7e0, 24 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6532] <... set_robust_list resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6531] <... sendmsg resumed>) = 28 [pid 5619] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6531] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 85 [pid 5619] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6531] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, []ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6533 attached [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6532] rt_sigprocmask(SIG_SETMASK, [] [pid 6531] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... close_range resumed>) = 0 [pid 5808] close(3 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6533] set_robust_list(0x55556d03f7e0, 24 [pid 6532] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6530] exit_group(0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6532] chdir("./82" [pid 6531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6530] <... exit_group resumed>) = ? [pid 5808] <... close resumed>) = 0 [pid 6533] <... set_robust_list resumed>) = 0 [pid 6532] <... chdir resumed>) = 0 [pid 6531] <... sendmsg resumed>) = 20 [pid 5808] unlinkat(AT_FDCWD, "./79", AT_REMOVEDIR [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 80 [pid 6533] rt_sigprocmask(SIG_SETMASK, [] [pid 6532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6531] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlinkat resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=228987661} [pid 6533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6532] <... prctl resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./80", 0777) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6533] chdir("./77" [pid 6532] setpgid(0, 0 [pid 6531] close_range(3, 30, 0 [pid 6530] +++ exited with 0 +++ [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6533] <... chdir resumed>) = 0 [pid 6532] <... setpgid resumed>) = 0 [pid 6531] <... close_range resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6532] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6531] exit_group(0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6533] <... prctl resumed>) = 0 [pid 6532] <... symlinkat resumed>) = 0 [pid 6531] <... exit_group resumed>) = ? [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] rt_sigreturn({mask=[]} [pid 6533] setpgid(0, 0 [pid 6532] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6533] <... setpgid resumed>) = 0 [pid 5808] close(3 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6532] <... symlinkat resumed>) = 0 [pid 6533] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 5808] <... close resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6532] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6533] <... symlinkat resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6533] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6532] <... symlinkat resumed>) = 0 [pid 6531] +++ exited with 0 +++ [pid 5808] close(3 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6533] <... symlinkat resumed>) = 0 [pid 6532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... close resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=946810462}) [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] rt_sigreturn({mask=[]} [pid 6533] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6532] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] read(29 [pid 6533] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6532] write(3, "1000", 4 [pid 5808] <... close resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x9d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x35\x27\x19"..., 216 [pid 6533] <... openat resumed>) = 3 [pid 6532] <... write resumed>) = 4 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] fstat(3 [pid 6532] close(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 241, NULL, 0) = 1 [pid 6533] write(3, "1000", 4 [pid 6532] <... close resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 216 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] close(3 [pid 5783] getdents64(3 [pid 5777] <... write resumed>) = 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xa1\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6533] <... write resumed>) = 4 [pid 6532] read(200 [pid 5808] <... close resumed>) = 0 [pid 6533] close(3 [pid 6532] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6532] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\x9d\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x35\x27\x19"..., 32516876) = 216 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 48 [pid 5808] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./77/binderfs" [pid 5777] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6533] <... close resumed>) = 0 [pid 6532] <... symlinkat resumed>) = 0 [pid 5808] close(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999963359}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_yield resumed>) = 0 [pid 6533] read(200 [pid 6532] close(249 [pid 5808] <... close resumed>) = 0 [pid 5783] unlink("./77/binderfs" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] read(23 [pid 5619] epoll_pwait(4 [pid 6533] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6532] <... close resumed>) = 0 [pid 5808] read(249 [pid 5783] <... unlink resumed>) = 0 [pid 5777] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6533] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6532] close(248 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6533] <... symlinkat resumed>) = 0 [pid 6532] <... close resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\x9c\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xda\xd5\x1b"..., 216 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6533] close(249 [pid 6532] prctl(PR_SET_NAME, "syz.4.415" [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] newfstatat(AT_FDCWD, "./77/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6533] <... close resumed>) = 0 [pid 6532] <... prctl resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xa2\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6533] close(248 [pid 6532] close(4 [pid 6533] <... close resumed>) = 0 [pid 6532] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=175385716} [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6533] prctl(PR_SET_NAME, "syz.1.414" [pid 6532] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] newfstatat(AT_FDCWD, "./78/binderfs" [pid 5625] <... write resumed>) = 56 [pid 6532] <... futex resumed>) = 0 [pid 5783] unlink("./77/cgroup.net" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6533] <... prctl resumed>) = 0 [pid 6532] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./78/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6533] close(4 [pid 6532] <... futex resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6534 attached [pid 6533] <... close resumed>) = 0 [pid 6532] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5783] newfstatat(AT_FDCWD, "./77/cgroup.cpu" [pid 5777] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6532] <... openat resumed>) = 3 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 83 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6533] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] setns(201, 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6534] set_robust_list(0x5555673497e0, 24) = 0 [pid 6533] <... futex resumed>) = 0 [pid 6532] <... setns resumed>) = 0 [pid 5783] unlink("./77/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./78/cgroup.net" [pid 6534] rt_sigprocmask(SIG_SETMASK, [] [pid 6533] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 6534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6533] <... futex resumed>) = 0 [pid 6532] <... socket resumed>) = 4 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6533] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6532] setns(3, 0 [pid 5783] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6534] chdir("./80" [pid 6532] <... setns resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./78/cgroup.net" [pid 6534] <... chdir resumed>) = 0 [pid 6533] <... openat resumed>) = 3 [pid 6532] close(3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 185, NULL, 0) = 1 [pid 6534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6533] setns(201, 0 [pid 6532] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./77/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6534] setpgid(0, 0 [pid 6533] <... setns resumed>) = 0 [pid 6532] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6534] <... setpgid resumed>) = 0 [pid 6533] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6532] <... futex resumed>) = 0 [pid 5777] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6534] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6533] <... socket resumed>) = 4 [pid 5783] unlink("./77/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6532] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6534] <... symlinkat resumed>) = 0 [pid 6533] setns(3, 0 [pid 6532] <... futex resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./78/cgroup.cpu" [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xa1\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 [pid 6533] <... setns resumed>) = 0 [pid 6532] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6534] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6533] close(3 [pid 5783] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xab\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... sched_yield resumed>) = 0 [pid 6534] <... symlinkat resumed>) = 0 [pid 6533] <... close resumed>) = 0 [pid 6532] <... sendto resumed>) = 32 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] unlink("./78/cgroup.cpu" [pid 5615] epoll_pwait(4 [pid 6534] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6533] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] recvfrom(4 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=973481200}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6534] <... symlinkat resumed>) = 0 [pid 6533] <... futex resumed>) = 0 [pid 6532] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=85}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] <... close resumed>) = 0 [pid 5777] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xac\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6533] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] recvfrom(4 [pid 5783] unlinkat(AT_FDCWD, "./77", AT_REMOVEDIR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... write resumed>) = 424 [pid 6534] <... openat resumed>) = 3 [pid 6533] <... futex resumed>) = 0 [pid 6532] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=85}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./78/cgroup" [pid 5625] read(3 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6534] write(3, "1000", 4 [pid 6533] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6532] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] mkdirat(AT_FDCWD, "./78", 0777 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xab\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6534] <... write resumed>) = 4 [pid 6533] <... sendto resumed>) = 32 [pid 6532] <... futex resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] unlink("./78/cgroup" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 6534] close(3 [pid 6533] recvfrom(4 [pid 6532] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982760}) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6534] <... close resumed>) = 0 [pid 6533] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=80}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6532] <... futex resumed>) = 0 [pid 6534] read(200 [pid 6533] recvfrom(4 [pid 6532] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=120457458} [pid 6534] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6533] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=80}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6532] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6534] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6533] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 5625] read(3 [pid 6534] <... symlinkat resumed>) = 0 [pid 6533] <... futex resumed>) = 0 [pid 6532] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xac\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6534] close(249 [pid 6533] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] <... futex resumed>) = 0 [pid 6532] <... futex resumed>) = 0 [pid 6534] <... close resumed>) = 0 [pid 6533] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./78", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6534] close(248 [pid 6533] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6532] <... sendmsg resumed>) = 28 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6534] <... close resumed>) = 0 [pid 6533] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] prctl(PR_SET_NAME, "syz.3.416" [pid 6533] <... futex resumed>) = 0 [pid 6532] <... futex resumed>) = 0 [pid 6533] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... prctl resumed>) = 0 [pid 6533] <... futex resumed>) = 0 [pid 6532] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6532] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... unlinkat resumed>) = 0 [pid 6534] close(4 [pid 6533] <... sendmsg resumed>) = 28 [pid 6532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5777] mkdirat(AT_FDCWD, "./79", 0777 [pid 6534] <... close resumed>) = 0 [pid 6533] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... sendmsg resumed>) = 20 [pid 5783] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 6532] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6534] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6533] <... futex resumed>) = 0 [pid 6532] close_range(3, 30, 0 [pid 6534] <... futex resumed>) = 0 [pid 6533] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... close_range resumed>) = 0 [pid 6534] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] <... futex resumed>) = 0 [pid 6533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6534] <... futex resumed>) = 0 [pid 6532] exit_group(0 [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6534] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6533] <... sendmsg resumed>) = 20 [pid 6532] <... exit_group resumed>) = ? [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 6534] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6534] setns(201, 0 [pid 6533] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] +++ exited with 0 +++ [pid 6534] <... setns resumed>) = 0 [pid 6533] <... futex resumed>) = 0 [pid 5777] close(3 [pid 6533] close_range(3, 30, 0 [pid 6534] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 6533] <... close_range resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 6534] setns(3, 0 [pid 6533] exit_group(0 [pid 5815] rt_sigreturn({mask=[]} [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6534] <... setns resumed>) = 0 [pid 6533] <... exit_group resumed>) = ? [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6534] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5783] read(249 [pid 5777] <... close resumed>) = 0 [pid 6534] <... close resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6534] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6534] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] <... write resumed>) = 4 [pid 6534] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] +++ exited with 0 +++ [pid 5815] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=963123464}) [pid 6534] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 6534] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6534] <... sendto resumed>) = 32 [pid 5815] <... openat resumed>) = 3 [pid 6534] recvfrom(4 [pid 5815] fstat(3 [pid 5777] close(3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x9f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x63\x47\x15"..., 216 [pid 6534] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=83}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] rt_sigreturn({mask=[]}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6535 attached [pid 6534] recvfrom(4 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 124, NULL, 0) = 1 [pid 6535] set_robust_list(0x5555944427e0, 24 [pid 6534] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=83}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] getdents64(3 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 81 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xa3\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6535] <... set_robust_list resumed>) = 0 [pid 6534] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6535] rt_sigprocmask(SIG_SETMASK, [] [pid 6534] <... futex resumed>) = 0 [pid 5815] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] close(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6535] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6534] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\x9f\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x63\x47\x15"..., 32516876) = 216 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6535] chdir("./78" [pid 6534] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./82/binderfs" [pid 5777] read(249 [pid 5758] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6535] <... chdir resumed>) = 0 [pid 6534] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6534] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] unlink("./82/binderfs" [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999978435}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6535] <... prctl resumed>) = 0 [pid 6534] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(13 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6535] setpgid(0, 0 [pid 6534] <... futex resumed>) = 0 [pid 5815] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6535] <... setpgid resumed>) = 0 [pid 6534] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\x9e\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 216 [pid 5619] epoll_pwait(4 [pid 6535] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6534] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./82/cgroup.net" [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6536 attached [pid 6535] <... symlinkat resumed>) = 0 [pid 6534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xa4\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=22284702} [pid 6536] set_robust_list(0x5555771c07e0, 24 [pid 6535] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6534] <... sendmsg resumed>) = 28 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5815] unlink("./82/cgroup.net" [pid 6536] <... set_robust_list resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 6536] rt_sigprocmask(SIG_SETMASK, [] [pid 6535] <... symlinkat resumed>) = 0 [pid 6534] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 82 [pid 5758] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6536] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6535] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6534] <... futex resumed>) = 0 [pid 5815] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6536] chdir("./79" [pid 6535] <... symlinkat resumed>) = 0 [pid 6534] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./77/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6536] <... chdir resumed>) = 0 [pid 6535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6534] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./82/cgroup.cpu" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6536] <... prctl resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6536] setpgid(0, 0 [pid 6535] <... openat resumed>) = 3 [pid 6534] <... sendmsg resumed>) = 20 [pid 5815] unlink("./82/cgroup.cpu" [pid 5758] unlink("./77/binderfs" [pid 6536] <... setpgid resumed>) = 0 [pid 6535] write(3, "1000", 4 [pid 6534] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 6535] <... write resumed>) = 4 [pid 6534] <... futex resumed>) = 0 [pid 6536] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6535] close(3 [pid 6534] close_range(3, 30, 0 [pid 5815] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 6535] <... close resumed>) = 0 [pid 5758] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 35, NULL, 0) = 1 [pid 6536] <... symlinkat resumed>) = 0 [pid 6535] read(200 [pid 5815] newfstatat(AT_FDCWD, "./82/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6536] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6535] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6534] <... close_range resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] newfstatat(AT_FDCWD, "./77/cgroup.net" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6536] <... symlinkat resumed>) = 0 [pid 6535] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6534] exit_group(0 [pid 5815] unlink("./82/cgroup" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] read(6 [pid 6536] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6535] <... symlinkat resumed>) = 0 [pid 6534] <... exit_group resumed>) = ? [pid 5815] <... unlink resumed>) = 0 [pid 5758] unlink("./77/cgroup.net" [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xa3\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6536] <... symlinkat resumed>) = 0 [pid 6535] close(249 [pid 5815] getdents64(3 [pid 5758] <... unlink resumed>) = 0 [pid 6536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6535] <... close resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5758] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6536] <... openat resumed>) = 3 [pid 6535] close(248 [pid 5815] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xad\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6536] write(3, "1000", 4 [pid 6535] <... close resumed>) = 0 [pid 6534] +++ exited with 0 +++ [pid 5815] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./77/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=977606312}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6536] <... write resumed>) = 4 [pid 6535] prctl(PR_SET_NAME, "syz.0.417" [pid 5815] unlinkat(AT_FDCWD, "./82", AT_REMOVEDIR [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xae\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6536] close(3 [pid 6535] <... prctl resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5619] read(6, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./83", 0777 [pid 6535] close(4 [pid 5758] unlink("./77/cgroup.cpu" [pid 5625] read(3 [pid 5808] rt_sigreturn({mask=[]} [pid 5610] epoll_pwait(4 [pid 6536] <... close resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6536] read(200 [pid 6535] <... close resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xad\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6535] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=982527379} [pid 6536] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6535] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981981}) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6535] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... openat resumed>) = 3 [pid 6535] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./77/cgroup" [pid 5625] read(3 [pid 6536] <... symlinkat resumed>) = 0 [pid 6535] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6536] close(249 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6536] <... close resumed>) = 0 [pid 6535] <... openat resumed>) = 3 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] <... write resumed>) = 4 [pid 6535] setns(201, 0) = 0 [pid 6535] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5758] unlink("./77/cgroup" [pid 6536] close(248 [pid 6535] setns(3, 0 [pid 5815] close(3 [pid 5808] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xae\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5758] <... unlink resumed>) = 0 [pid 6536] <... close resumed>) = 0 [pid 6535] <... setns resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6536] prctl(PR_SET_NAME, "syz.2.418" [pid 6535] close(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6536] <... prctl resumed>) = 0 [pid 6535] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... openat resumed>) = 3 [pid 5758] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=999969648}) [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] read(21 [pid 6536] close(4 [pid 6535] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] fstat(3 [pid 6536] <... close resumed>) = 0 [pid 6535] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6536] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xa0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xdb\xc4\x16"..., 216 [pid 6536] <... futex resumed>) = 0 [pid 6535] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] getdents64(3 [pid 6536] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] unlinkat(AT_FDCWD, "./77", AT_REMOVEDIR [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 983, NULL, 0) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6535] <... sendto resumed>) = 32 [pid 5815] close(3 [pid 5808] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xa5\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6536] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5758] <... unlinkat resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6535] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6535] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=81}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5758] mkdirat(AT_FDCWD, "./78", 0777 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6536] <... openat resumed>) = 3 [pid 6535] recvfrom(4 [pid 5808] newfstatat(AT_FDCWD, "./80/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6536] setns(201, 0 [pid 6535] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=81}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5619] read(6 [pid 5615] sched_yield( [pid 6536] <... setns resumed>) = 0 [pid 6535] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5808] unlink("./80/binderfs" [pid 5758] <... openat resumed>) = 3 [pid 6536] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6535] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xa0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xdb\xc4\x16"..., 32516876) = 216 [pid 6535] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6535] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5619] read(6 [pid 6536] <... socket resumed>) = 4 [pid 6535] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... socket resumed>) = 3 [pid 5808] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... close resumed>) = 0 [pid 6536] setns(3, 0 [pid 6535] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_yield resumed>) = 0 [pid 6536] <... setns resumed>) = 0 [pid 6535] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./80/cgroup.net" [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6536] close(3 [pid 6535] <... futex resumed>) = 0 [pid 5815] read(249 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6536] <... close resumed>) = 0 [pid 6535] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] unlink("./80/cgroup.net" [pid 5758] close(3 [pid 5619] epoll_pwait(4 [pid 6536] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... unlink resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6536] <... futex resumed>) = 0 [pid 6535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6536] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... sendmsg resumed>) = 28 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6535] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./80/cgroup.cpu" [pid 5758] <... socket resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=911618734} [pid 5758] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6536] <... futex resumed>) = 0 [pid 6535] <... futex resumed>) = 0 [pid 6535] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./80/cgroup.cpu" [pid 5758] <... close resumed>) = 0 [pid 6536] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6535] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCPci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6537 attached [pid 6536] <... sendto resumed>) = 32 [pid 6535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 930, NULL, 0) = 1 [pid 5758] <... socket resumed>) = 3 [pid 6537] set_robust_list(0x55556b15e7e0, 24 [pid 6536] recvfrom(4 [pid 6535] <... sendmsg resumed>) = 20 [pid 5758] close(3 [pid 6537] <... set_robust_list resumed>) = 0 [pid 6535] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6537] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6537] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6536] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=82}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] newfstatat(AT_FDCWD, "./80/cgroup" [pid 5758] <... socket resumed>) = 3 [pid 6537] chdir("./83" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6537] <... chdir resumed>) = 0 [pid 6536] recvfrom(4 [pid 6535] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 86 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] close(3 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6536] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=82}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6535] close_range(3, 30, 0 [pid 5808] unlink("./80/cgroup" [pid 5758] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xa5\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6537] <... prctl resumed>) = 0 [pid 6536] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... close_range resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... unlink resumed>) = 0 [pid 5758] read(249 [pid 6537] setpgid(0, 0 [pid 6536] <... futex resumed>) = 0 [pid 6535] exit_group(0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xaf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6537] <... setpgid resumed>) = 0 [pid 6536] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... exit_group resumed>) = ? [pid 5808] getdents64(3 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5619] <... write resumed>) = 424 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=943608133}) [pid 5615] <... sched_yield resumed>) = 0 [pid 6537] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6536] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] read(3 [pid 6537] <... symlinkat resumed>) = 0 [pid 6536] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6537] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6536] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] close(3 [pid 5625] read(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6538 attached [pid 6537] <... symlinkat resumed>) = 0 [pid 6536] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] +++ exited with 0 +++ [pid 5808] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xaf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6538] set_robust_list(0x55556d03f7e0, 24 [pid 6537] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6536] <... futex resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./80", AT_REMOVEDIR [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 81 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6538] <... set_robust_list resumed>) = 0 [pid 6537] <... symlinkat resumed>) = 0 [pid 6536] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlinkat resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] epoll_pwait(4 [pid 6538] rt_sigprocmask(SIG_SETMASK, [] [pid 6537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6536] <... futex resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./81", 0777 [pid 5783] rt_sigreturn({mask=[]} [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6537] <... openat resumed>) = 3 [pid 6536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5615] epoll_pwait(4 [pid 6538] chdir("./78" [pid 6537] write(3, "1000", 4 [pid 6536] <... sendmsg resumed>) = 28 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6538] <... chdir resumed>) = 0 [pid 6537] <... write resumed>) = 4 [pid 6536] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] close(3 [pid 6536] <... futex resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 6538] <... prctl resumed>) = 0 [pid 6537] <... close resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6538] setpgid(0, 0 [pid 6537] read(200 [pid 6538] <... setpgid resumed>) = 0 [pid 6536] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6538] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6537] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6536] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=977313177}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=852222785} [pid 6538] <... symlinkat resumed>) = 0 [pid 6537] <... symlinkat resumed>) = 0 [pid 6536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6538] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6537] close(249 [pid 6536] <... sendmsg resumed>) = 20 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(29 [pid 6538] <... symlinkat resumed>) = 0 [pid 6537] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6538] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6537] close(248 [pid 5808] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xa1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x51\xcd\x14"..., 216 [pid 6537] <... close resumed>) = 0 [pid 6536] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 876, NULL, 0) = 1 [pid 6538] <... symlinkat resumed>) = 0 [pid 6537] prctl(PR_SET_NAME, "syz.4.419" [pid 6536] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xa6\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6537] <... prctl resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6537] close(4 [pid 5625] <... write resumed>) = 48 [pid 6537] <... close resumed>) = 0 [pid 6538] <... openat resumed>) = 3 [pid 6537] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] close_range(3, 30, 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] fstat(3 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6538] write(3, "1000", 4 [pid 6537] <... futex resumed>) = 0 [pid 6536] <... close_range resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 6538] <... write resumed>) = 4 [pid 6537] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] exit_group(0 [pid 5808] close(3 [pid 5783] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xa1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x51\xcd\x14"..., 32516876) = 216 [pid 6538] close(3 [pid 6537] <... futex resumed>) = 0 [pid 6536] <... exit_group resumed>) = ? [pid 5808] <... close resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6538] <... close resumed>) = 0 [pid 6537] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6538] read(200, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6537] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6538] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6537] setns(201, 0 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6538] <... symlinkat resumed>) = 0 [pid 6537] <... setns resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./78/binderfs" [pid 5619] epoll_pwait(4 [pid 6537] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6538] close(249 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6538] <... close resumed>) = 0 [pid 6537] <... socket resumed>) = 4 [pid 5808] <... socket resumed>) = 3 [pid 5783] unlink("./78/binderfs" [pid 6538] close(248 [pid 6537] setns(3, 0 [pid 6538] <... close resumed>) = 0 [pid 6537] <... setns resumed>) = 0 [pid 6536] +++ exited with 0 +++ [pid 5808] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6538] prctl(PR_SET_NAME, "syz.1.420" [pid 6537] close(3 [pid 5808] <... close resumed>) = 0 [pid 5783] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6538] <... prctl resumed>) = 0 [pid 6537] <... close resumed>) = 0 [pid 5808] read(249 [pid 5777] rt_sigreturn({mask=[]} [pid 6538] close(4 [pid 6537] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6538] <... close resumed>) = 0 [pid 6537] <... futex resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6538] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] newfstatat(AT_FDCWD, "./78/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=808596260} [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./78/cgroup.net" [pid 6538] <... futex resumed>) = 0 [pid 6537] <... futex resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... unlink resumed>) = 0 [pid 6538] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6539 attached ) = 0 [pid 6537] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 821, NULL, 0) = 1 [pid 6539] set_robust_list(0x5555673497e0, 24 [pid 6538] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6537] <... sendto resumed>) = 32 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 84 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6539] <... set_robust_list resumed>) = 0 [pid 6538] <... openat resumed>) = 3 [pid 6537] recvfrom(4 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=956840989}) [pid 5777] <... write resumed>) = 4 [pid 5783] newfstatat(AT_FDCWD, "./78/cgroup.cpu" [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6539] rt_sigprocmask(SIG_SETMASK, [] [pid 6538] setns(201, 0 [pid 6537] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=86}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 5619] read(6 [pid 6539] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6538] <... setns resumed>) = 0 [pid 6537] recvfrom(4 [pid 5783] unlink("./78/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xa6\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 6539] chdir("./81" [pid 6538] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6537] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=86}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] <... unlink resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xa2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 216 [pid 5619] write(2, "2026/09/10 12:10:07 executed programs: 414\n", 43 [pid 5615] epoll_pwait(4 [pid 6539] <... chdir resumed>) = 0 [pid 6538] <... socket resumed>) = 4 [pid 6537] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... openat resumed>) = 3 2026/09/10 12:10:07 executed programs: 414 [pid 6539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6538] setns(3, 0 [pid 6537] <... futex resumed>) = 0 [pid 5783] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... write resumed>) = 43 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6539] <... prctl resumed>) = 0 [pid 6538] <... setns resumed>) = 0 [pid 6537] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6539] setpgid(0, 0 [pid 6538] close(3 [pid 6537] <... futex resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./78/cgroup" [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... write resumed>) = 424 [pid 6539] <... setpgid resumed>) = 0 [pid 6538] <... close resumed>) = 0 [pid 6537] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6539] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6538] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] unlink("./78/cgroup" [pid 5777] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xa2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 32516876) = 272 [pid 6539] <... symlinkat resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6537] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6539] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6538] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... futex resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] newfstatat(AT_FDCWD, "./79/binderfs" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981566}) [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6539] <... symlinkat resumed>) = 0 [pid 6539] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6538] <... futex resumed>) = 0 [pid 6537] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6539] <... symlinkat resumed>) = 0 [pid 6538] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6537] <... futex resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] unlink("./79/binderfs" [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6538] <... sendto resumed>) = 32 [pid 6537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... futex resumed>) = 0 [pid 6539] <... openat resumed>) = 3 [pid 6538] recvfrom(4 [pid 6537] <... sendmsg resumed>) = 28 [pid 5783] <... close resumed>) = 0 [pid 5777] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] read(6 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 6539] write(3, "1000", 4 [pid 6538] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=81}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6537] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlinkat(AT_FDCWD, "./78", AT_REMOVEDIR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... futex resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6539] <... write resumed>) = 4 [pid 6538] recvfrom(4 [pid 6537] <... futex resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./79/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981969}) [pid 5623] epoll_pwait(4 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6539] close(3 [pid 6538] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=81}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6537] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] mkdirat(AT_FDCWD, "./79", 0777 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6539] <... close resumed>) = 0 [pid 6538] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... futex resumed>) = 0 [pid 5777] unlink("./79/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6539] read(200 [pid 6538] <... futex resumed>) = 0 [pid 6537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 6539] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... sendmsg resumed>) = 20 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6539] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6538] <... futex resumed>) = 0 [pid 6537] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=733200434} [pid 6539] <... symlinkat resumed>) = 0 [pid 6538] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6537] <... futex resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6539] close(249 [pid 6538] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6537] close_range(3, 30, 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] newfstatat(AT_FDCWD, "./79/cgroup.cpu" [pid 6539] <... close resumed>) = 0 [pid 6538] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... close_range resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6539] close(248 [pid 6538] <... futex resumed>) = 0 [pid 6537] exit_group(0 [pid 5777] unlink("./79/cgroup.cpu" [pid 6539] <... close resumed>) = 0 [pid 6538] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... exit_group resumed>) = ? [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 6539] prctl(PR_SET_NAME, "syz.3.421" [pid 6538] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... socket resumed>) = 3 [pid 6539] <... prctl resumed>) = 0 [pid 6538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6539] close(4 [pid 6538] <... sendmsg resumed>) = 28 [pid 6539] <... close resumed>) = 0 [pid 6538] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5777] newfstatat(AT_FDCWD, "./79/cgroup" [pid 6539] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... futex resumed>) = 0 [pid 6537] +++ exited with 0 +++ [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6538] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5777] unlink("./79/cgroup" [pid 6538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6539] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6539] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... sendmsg resumed>) = 20 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] getdents64(3 [pid 6539] <... futex resumed>) = 0 [pid 6538] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5783] <... socket resumed>) = 3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6539] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6538] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6538] close_range(3, 30, 0 [pid 5783] close(3 [pid 6538] <... close_range resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6539] <... openat resumed>) = 3 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... write resumed>) = 4 [pid 5783] <... socket resumed>) = 3 [pid 5815] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] close(3 [pid 6538] exit_group(0 [pid 5777] close(3 [pid 6539] setns(201, 0 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=964383947}) [pid 6539] <... setns resumed>) = 0 [pid 6538] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(18 [pid 6539] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlinkat(AT_FDCWD, "./79", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... openat resumed>) = 3 [pid 5815] fstat(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xa3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xa5\x56\x15"..., 216 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] close(3 [pid 5815] getdents64(3 [pid 5783] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6539] <... socket resumed>) = 4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] read(249 [pid 5777] mkdirat(AT_FDCWD, "./80", 0777 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xa8\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 742, NULL, 0) = 1 [pid 6539] setns(3, 0 [pid 5815] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6539] <... setns resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6539] close(3 [pid 6538] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./83/binderfs" [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 6539] <... close resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xa3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xa5\x56\x15"..., 32516876) = 216 [pid 6539] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... openat resumed>) = 3 [pid 5758] rt_sigreturn({mask=[]} [pid 5623] read(6 [pid 6539] <... futex resumed>) = 0 [pid 5815] unlink("./83/binderfs" [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6539] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] close(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5623] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6540 attached [pid 6539] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 82 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=663372570} [pid 5815] newfstatat(AT_FDCWD, "./83/cgroup.net" [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... socket resumed>) = 3 [pid 6539] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] close(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6540] set_robust_list(0x5555944427e0, 24 [pid 6539] <... sendto resumed>) = 32 [pid 5815] unlink("./83/cgroup.net" [pid 6540] <... set_robust_list resumed>) = 0 [pid 6539] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=980304616}) [pid 6540] rt_sigprocmask(SIG_SETMASK, [] [pid 6539] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=84}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6540] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6540] chdir("./79" [pid 6539] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xa4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4e\x69\x16"..., 216 [pid 6540] <... chdir resumed>) = 0 [pid 6539] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=84}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] newfstatat(AT_FDCWD, "./83/cgroup.cpu" [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6539] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xa9\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6540] <... prctl resumed>) = 0 [pid 6539] <... futex resumed>) = 0 [pid 5815] unlink("./83/cgroup.cpu" [pid 5777] <... socket resumed>) = 3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 668, NULL, 0) = 1 [pid 6540] setpgid(0, 0 [pid 6539] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] close(3 [pid 5758] getdents64(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6540] <... setpgid resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6540] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6539] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6540] <... symlinkat resumed>) = 0 [pid 6539] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] read(6 [pid 5615] sched_yield( [pid 6539] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6540] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6539] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] newfstatat(AT_FDCWD, "./78/binderfs" [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xa8\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6540] <... symlinkat resumed>) = 0 [pid 6539] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... sched_yield resumed>) = 0 [pid 6539] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./83/cgroup" [pid 5777] close(3 [pid 5758] unlink("./78/binderfs" [pid 6540] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6539] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6540] <... symlinkat resumed>) = 0 [pid 6539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./83/cgroup" [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=991787672}) [pid 5623] <... write resumed>) = 424 [pid 6540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6539] <... sendmsg resumed>) = 28 [pid 5815] <... unlink resumed>) = 0 [pid 5777] read(249 [pid 5758] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] epoll_pwait(4 [pid 6540] <... openat resumed>) = 3 [pid 6539] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6539] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6540] write(3, "1000", 4 [pid 5758] newfstatat(AT_FDCWD, "./78/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... write resumed>) = 424 [pid 6540] <... write resumed>) = 4 [pid 6539] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] read(3 [pid 5623] read(6 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6540] close(3 [pid 6539] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5615] epoll_pwait(4 [pid 6540] <... close resumed>) = 0 [pid 6539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlinkat(AT_FDCWD, "./83", AT_REMOVEDIR [pid 5758] unlink("./78/cgroup.net" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6541 attached [pid 6540] read(200 [pid 6539] <... sendmsg resumed>) = 20 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6541] set_robust_list(0x5555771c07e0, 24 [pid 6540] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlinkat resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 83 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6541] <... set_robust_list resumed>) = 0 [pid 6540] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6541] rt_sigprocmask(SIG_SETMASK, [] [pid 6540] <... symlinkat resumed>) = 0 [pid 6539] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./84", 0777 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981834}) [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6539] close_range(3, 30, 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 6541] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6540] close(249 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6541] chdir("./80" [pid 6540] <... close resumed>) = 0 [pid 6539] <... close_range resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./78/cgroup.cpu" [pid 5623] epoll_pwait(4 [pid 6540] close(248 [pid 5815] <... mkdirat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6541] <... chdir resumed>) = 0 [pid 6540] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6540] prctl(PR_SET_NAME, "syz.0.422" [pid 6539] exit_group(0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5758] unlink("./78/cgroup.cpu" [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=591078029} [pid 6541] <... prctl resumed>) = 0 [pid 6540] <... prctl resumed>) = 0 [pid 6539] <... exit_group resumed>) = ? [pid 6541] setpgid(0, 0 [pid 5815] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6541] <... setpgid resumed>) = 0 [pid 6540] close(4 [pid 6541] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6540] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] ioctl(3, LOOP_CLR_FD [pid 6541] <... symlinkat resumed>) = 0 [pid 6540] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] +++ exited with 0 +++ [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6541] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6540] <... futex resumed>) = 0 [pid 5815] close(3 [pid 6541] <... symlinkat resumed>) = 0 [pid 6540] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5758] newfstatat(AT_FDCWD, "./78/cgroup" [pid 5808] rt_sigreturn({mask=[]} [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... rt_sigreturn resumed>) = 84 [pid 5758] unlink("./78/cgroup" [pid 6541] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6540] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6541] <... symlinkat resumed>) = 0 [pid 6540] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... socket resumed>) = 3 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5758] <... unlink resumed>) = 0 [pid 6541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6540] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5808] <... write resumed>) = 4 [pid 5758] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=974008861}) [pid 6541] <... openat resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5808] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6540] setns(201, 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] read(21 [pid 5758] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xa5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x72\x5d\x17"..., 216 [pid 6541] write(3, "1000", 4 [pid 6540] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... openat resumed>) = 3 [pid 5758] unlinkat(AT_FDCWD, "./78", AT_REMOVEDIR [pid 6541] <... write resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6541] close(3 [pid 6540] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] fstat(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 598, NULL, 0) = 1 [pid 5815] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xaa\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6541] <... close resumed>) = 0 [pid 6540] <... socket resumed>) = 4 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] mkdirat(AT_FDCWD, "./79", 0777 [pid 6541] read(200 [pid 6540] setns(3, 0 [pid 5815] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 6541] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] getdents64(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xaa\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 6541] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6540] close(3 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xa5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x72\x5d\x17"..., 32516876) = 216 [pid 6540] <... close resumed>) = 0 [pid 5815] close(3 [pid 6540] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 6540] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6540] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6540] <... futex resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5758] <... openat resumed>) = 3 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] <... symlinkat resumed>) = 0 [pid 6540] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] close(3 [pid 5808] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6541] close(249 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5623] epoll_pwait(4 [pid 5615] <... sched_yield resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6541] <... close resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] newfstatat(AT_FDCWD, "./81/binderfs" [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6541] close(248 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6541] <... close resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5808] unlink("./81/binderfs" [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6541] prctl(PR_SET_NAME, "syz.2.423") = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] close(3 [pid 6541] close(4 [pid 5815] read(249 [pid 5758] <... close resumed>) = 0 [pid 5808] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6541] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=512404598} [pid 6541] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] newfstatat(AT_FDCWD, "./81/cgroup.net" [pid 5758] <... socket resumed>) = 3 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6541] <... futex resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] close(3 [pid 6541] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] unlink("./81/cgroup.net" [pid 5758] <... close resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 522, NULL, 0) = 1 [pid 6541] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6541] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... socket resumed>) = 3 [pid 6541] <... openat resumed>) = 3 [pid 6540] <... sendto resumed>) = 32 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] close(3 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./81/cgroup.cpu" [pid 5758] <... close resumed>) = 0 [pid 5623] read(6ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6542 attached [pid 6541] setns(201, 0 [pid 6540] recvfrom(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xaa\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6542] set_robust_list(0x55556b15e7e0, 24 [pid 6541] <... setns resumed>) = 0 [pid 6540] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=82}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 87 [pid 5808] unlink("./81/cgroup.cpu" [pid 6542] <... set_robust_list resumed>) = 0 [pid 6541] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6540] recvfrom(4 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... socket resumed>) = 3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6542] rt_sigprocmask(SIG_SETMASK, [] [pid 6541] <... socket resumed>) = 4 [pid 6540] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=82}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6542] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6541] setns(3, 0 [pid 6540] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=965450148}) [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6542] chdir("./84" [pid 6541] <... setns resumed>) = 0 [pid 6540] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6542] <... chdir resumed>) = 0 [pid 6541] close(3 [pid 6540] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./81/cgroup" [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6540] <... futex resumed>) = 0 [pid 6542] <... prctl resumed>) = 0 [pid 6541] <... close resumed>) = 0 [pid 6540] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6542] setpgid(0, 0 [pid 6540] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5758] <... socket resumed>) = 3 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... futex resumed>) = 0 [pid 6542] <... setpgid resumed>) = 0 [pid 6541] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] epoll_pwait(4 [pid 6542] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6541] <... futex resumed>) = 0 [pid 6540] <... futex resumed>) = 0 [pid 5808] unlink("./81/cgroup" [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6542] <... symlinkat resumed>) = 0 [pid 6541] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6541] <... futex resumed>) = 0 [pid 6540] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=475902292} [pid 6542] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6541] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6542] <... symlinkat resumed>) = 0 [pid 6540] <... sendmsg resumed>) = 28 [pid 5808] getdents64(3 [pid 5758] read(249 [pid 6540] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6540] <... futex resumed>) = 0 [pid 6542] <... symlinkat resumed>) = 0 [pid 6540] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xa9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6540] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6542] <... openat resumed>) = 3 [pid 6540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6542] write(3, "1000", 4 [pid 5808] close(3 [pid 6542] <... write resumed>) = 4 [pid 6542] close(3) = 0 [pid 6542] read(200, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] <... sendto resumed>) = 32 [pid 6540] <... sendmsg resumed>) = 20 [pid 5808] <... close resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] unlinkat(AT_FDCWD, "./81", AT_REMOVEDIR [pid 6542] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6541] recvfrom(4 [pid 6540] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlinkat resumed>) = 0 [pid 6541] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=83}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6540] <... futex resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./82", 0777ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6543 attached [pid 6542] <... symlinkat resumed>) = 0 [pid 6541] recvfrom(4 [pid 6540] close_range(3, 30, 0 [pid 6543] set_robust_list(0x55556d03f7e0, 24 [pid 6542] close(249 [pid 6541] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=83}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... mkdirat resumed>) = 0 [pid 6543] <... set_robust_list resumed>) = 0 [pid 6542] <... close resumed>) = 0 [pid 6541] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... close_range resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 82 [pid 6542] close(248 [pid 6543] rt_sigprocmask(SIG_SETMASK, [] [pid 6541] <... futex resumed>) = 0 [pid 6540] exit_group(0 [pid 5808] <... openat resumed>) = 3 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6543] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6542] <... close resumed>) = 0 [pid 6541] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... exit_group resumed>) = ? [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6543] chdir("./79" [pid 6542] prctl(PR_SET_NAME, "syz.4.424" [pid 6541] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6543] <... chdir resumed>) = 0 [pid 6542] <... prctl resumed>) = 0 [pid 6541] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6542] close(4 [pid 6543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6542] <... close resumed>) = 0 [pid 6541] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] close(3 [pid 6543] <... prctl resumed>) = 0 [pid 6541] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] +++ exited with 0 +++ [pid 6543] setpgid(0, 0 [pid 6542] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5808] <... close resumed>) = 0 [pid 6543] <... setpgid resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6543] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6542] <... futex resumed>) = 0 [pid 6541] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] rt_sigreturn({mask=[]} [pid 6542] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... symlinkat resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6542] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] close(3 [pid 6543] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6542] <... openat resumed>) = 3 [pid 6541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6543] <... symlinkat resumed>) = 0 [pid 6542] setns(201, 0 [pid 6541] <... sendmsg resumed>) = 28 [pid 5808] <... close resumed>) = 0 [pid 6542] <... setns resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6542] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6543] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6542] <... socket resumed>) = 4 [pid 6541] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6543] <... symlinkat resumed>) = 0 [pid 6543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6541] <... futex resumed>) = 0 [pid 6542] setns(3, 0 [pid 5808] close(3 [pid 6542] <... setns resumed>) = 0 [pid 6541] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... openat resumed>) = 3 [pid 6542] close(3 [pid 6541] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6543] write(3, "1000", 4 [pid 6541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6543] <... write resumed>) = 4 [pid 6542] <... close resumed>) = 0 [pid 6541] <... sendmsg resumed>) = 20 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6543] close(3 [pid 6542] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... write resumed>) = 4 [pid 6542] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5783] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=928239016}) [pid 6543] <... close resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6543] read(200 [pid 6541] close_range(3, 30, 0 [pid 5808] <... close resumed>) = 0 [pid 5625] read(29 [pid 6543] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6542] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] <... close_range resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6543] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6542] <... futex resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xa6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf0\xb3\x1a"..., 216 [pid 6543] <... symlinkat resumed>) = 0 [pid 6542] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6541] exit_group(0 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... openat resumed>) = 3 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 479, NULL, 0) = 1 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6543] close(249 [pid 6542] <... sendto resumed>) = 32 [pid 6541] <... exit_group resumed>) = ? [pid 5808] close(3 [pid 5783] fstat(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xab\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... futex resumed>) = 1 [pid 6543] <... close resumed>) = 0 [pid 6542] recvfrom(4 [pid 5615] <... futex resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 6542] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=87}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... close resumed>) = 0 [pid 5615] sched_yield( [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xab\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6543] close(248 [pid 6542] recvfrom(4 [pid 5808] read(249 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xa6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf0\xb3\x1a"..., 32516876) = 216 [pid 6543] <... close resumed>) = 0 [pid 6542] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=87}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5610] read(6 [pid 6543] prctl(PR_SET_NAME, "syz.1.425" [pid 6542] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xaa\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6543] <... prctl resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 6541] +++ exited with 0 +++ [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] getdents64(3 [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6543] close(4 [pid 6542] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6543] <... close resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] rt_sigreturn({mask=[]} [pid 5783] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6543] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6543] <... futex resumed>) = 0 [pid 6543] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6543] <... futex resumed>) = 0 [pid 6542] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=368185705}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6544 attached [pid 6543] <... openat resumed>) = 3 [pid 6542] <... futex resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./79/binderfs" [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6542] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 85 [pid 6542] <... futex resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6542] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] unlink("./79/binderfs" [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=982643964}) [pid 5777] <... write resumed>) = 4 [pid 6544] set_robust_list(0x5555673497e0, 24 [pid 6543] setns(201, 0 [pid 6542] <... sendmsg resumed>) = 28 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6544] <... set_robust_list resumed>) = 0 [pid 6543] <... setns resumed>) = 0 [pid 6542] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 6544] rt_sigprocmask(SIG_SETMASK, [] [pid 6543] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6542] <... futex resumed>) = 0 [pid 5783] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6543] <... socket resumed>) = 4 [pid 6542] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 216 [pid 6544] chdir("./82" [pid 6542] <... futex resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./79/cgroup.net" [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 373, NULL, 0) = 1 [pid 6544] <... chdir resumed>) = 0 [pid 6543] setns(3, 0 [pid 6542] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xac\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6543] <... setns resumed>) = 0 [pid 6542] <... sendmsg resumed>) = 20 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] <... futex resumed>) = 1 [pid 6544] <... prctl resumed>) = 0 [pid 6543] close(3 [pid 6542] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlink("./79/cgroup.net" [pid 5777] getdents64(3 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xac\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6544] setpgid(0, 0 [pid 6543] <... close resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xab\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 264 [pid 6544] <... setpgid resumed>) = 0 [pid 6543] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] close_range(3, 30, 0 [pid 5783] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6544] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6543] <... futex resumed>) = 0 [pid 6542] <... close_range resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... write resumed>) = 424 [pid 6544] <... symlinkat resumed>) = 0 [pid 6543] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=998587031}) [pid 5610] read(6 [pid 6543] <... futex resumed>) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xac\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6543] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6544] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6542] exit_group(0 [pid 5783] newfstatat(AT_FDCWD, "./79/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./80/binderfs" [pid 5625] read(3 [pid 6544] <... symlinkat resumed>) = 0 [pid 6544] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5610] <... write resumed>) = 424 [pid 6544] <... symlinkat resumed>) = 0 [pid 6542] <... exit_group resumed>) = ? [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5610] read(6 [pid 6543] <... sendto resumed>) = 32 [pid 6542] +++ exited with 0 +++ [pid 5783] unlink("./79/cgroup.cpu" [pid 5777] unlink("./80/binderfs" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6544] write(3, "1000", 4 [pid 6543] recvfrom(4 [pid 5610] epoll_pwait(4 [pid 5777] <... unlink resumed>) = 0 [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6544] <... write resumed>) = 4 [pid 6543] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=82}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6544] close(3 [pid 6543] recvfrom(4 [pid 5815] rt_sigreturn({mask=[]} [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6544] <... close resumed>) = 0 [pid 6543] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=82}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./80/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983088}) [pid 5783] newfstatat(AT_FDCWD, "./79/cgroup" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=292170982} [pid 6544] read(200 [pid 6543] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6543] <... futex resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6544] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6543] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlink("./79/cgroup" [pid 5777] unlink("./80/cgroup.net" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6544] <... symlinkat resumed>) = 0 [pid 6543] <... futex resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6544] close(249 [pid 6543] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6544] <... close resumed>) = 0 [pid 6543] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] getdents64(3, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6544] close(248 [pid 6543] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] close(3 [pid 5777] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999972814}) [pid 6544] <... close resumed>) = 0 [pid 6543] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... close resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6543] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] unlinkat(AT_FDCWD, "./79", AT_REMOVEDIR [pid 5625] read(18 [pid 6544] prctl(PR_SET_NAME, "syz.3.426" [pid 6543] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./80/cgroup.cpu" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] mkdirat(AT_FDCWD, "./80", 0777 [pid 6543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xa8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 216 [pid 6544] <... prctl resumed>) = 0 [pid 6543] <... sendmsg resumed>) = 28 [pid 5815] fstat(3 [pid 5777] unlink("./80/cgroup.cpu" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 306, NULL, 0) = 1 [pid 6544] close(4 [pid 6543] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5610] <... futex resumed>) = 1 [pid 6544] <... close resumed>) = 0 [pid 6543] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xad\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6544] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] close(3 [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xa8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 32516876) = 216 [pid 6544] <... futex resumed>) = 0 [pid 6543] <... futex resumed>) = 0 [pid 5815] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6544] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xad\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6544] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6543] <... sendmsg resumed>) = 20 [pid 5610] read(6 [pid 6544] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6543] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./84/binderfs" [pid 5783] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./80/cgroup" [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6543] <... futex resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6544] <... openat resumed>) = 3 [pid 5815] unlink("./84/binderfs" [pid 5777] unlink("./80/cgroup" [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6543] close_range(3, 30, 0 [pid 5610] epoll_pwait(4 [pid 5777] <... unlink resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=246840612} [pid 6544] setns(201, 0 [pid 6543] <... close_range resumed>) = 0 [pid 5815] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 6544] <... setns resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] close(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6544] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6543] exit_group(0 [pid 5777] close(3 [pid 5815] newfstatat(AT_FDCWD, "./84/cgroup.net" [pid 5777] <... close resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6544] <... socket resumed>) = 4 [pid 6543] <... exit_group resumed>) = ? [pid 5783] <... close resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./80", AT_REMOVEDIR [pid 5815] unlink("./84/cgroup.net") = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6544] setns(3, 0 [pid 5815] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6544] <... setns resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... socket resumed>) = 3 [pid 5777] mkdirat(AT_FDCWD, "./81", 0777 [pid 6544] close(3 [pid 5815] newfstatat(AT_FDCWD, "./84/cgroup.cpu" [pid 5783] close(3 [pid 6544] <... close resumed>) = 0 [pid 6544] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5815] unlink("./84/cgroup.cpu" [pid 6544] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 6544] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5815] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6544] <... futex resumed>) = 0 [pid 6543] +++ exited with 0 +++ [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5815] newfstatat(AT_FDCWD, "./84/cgroup" [pid 6544] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6544] <... sendto resumed>) = 32 [pid 5815] unlink("./84/cgroup" [pid 5783] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] rt_sigreturn({mask=[]} [pid 6544] recvfrom(4, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=85}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... unlink resumed>) = 0 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6544] recvfrom(4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 250, NULL, 0) = 1 [pid 5815] getdents64(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 6544] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=85}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 6544] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... futex resumed>) = 1 [pid 6544] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6544] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] read(249 [pid 5777] close(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=952784975}) [pid 6544] <... futex resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xab\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... close resumed>) = 0 [pid 5758] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(13 [pid 6544] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] unlinkat(AT_FDCWD, "./84", AT_REMOVEDIR [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xad\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6544] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xa9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x20\x49\x1a"..., 216 [pid 6544] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... socket resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5615] epoll_pwait(4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xae\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 6544] <... futex resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5777] close(3 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xae\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6544] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] fstat(3 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6544] <... futex resumed>) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] <... write resumed>) = 424 [pid 6544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6544] <... sendmsg resumed>) = 28 [pid 5815] mkdirat(AT_FDCWD, "./85", 0777 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6545 attached [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xa9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x20\x49\x1a"..., 32516876) = 272 [pid 6544] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981682}) [pid 5815] <... mkdirat resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5758] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6544] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 83 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6544] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./79/binderfs" [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] read(6 [pid 5758] unlink("./79/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6544] <... sendmsg resumed>) = 20 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982381}) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6544] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5625] read(3 [pid 5615] <... futex resumed>) = 1 [pid 6544] <... futex resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... close resumed>) = 0 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 5777] close(3 [pid 6545] set_robust_list(0x5555944427e0, 24 [pid 6544] close_range(3, 30, 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 6545] <... set_robust_list resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6545] rt_sigprocmask(SIG_SETMASK, [] [pid 6544] <... close_range resumed>) = 0 [pid 5815] close(3 [pid 5777] read(249 [pid 5758] newfstatat(AT_FDCWD, "./79/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=162421276} [pid 6545] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6545] chdir("./80" [pid 6544] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xac\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6544] <... exit_group resumed>) = ? [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./79/cgroup.net" [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6545] <... chdir resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5758] <... unlink resumed>) = 0 [pid 6545] <... prctl resumed>) = 0 [pid 6545] setpgid(0, 0) = 0 [pid 6545] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup") = 0 [pid 5815] <... socket resumed>) = 3 [pid 5758] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6545] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu") = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./79/cgroup.cpu" [pid 6545] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6545] <... symlinkat resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5758] unlink("./79/cgroup.cpu" [pid 6545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6546 attached [pid 6545] write(3, "1000", 4 [pid 5815] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6544] +++ exited with 0 +++ [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] newfstatat(AT_FDCWD, "./79/cgroup" [pid 5808] rt_sigreturn({mask=[]} [pid 6546] set_robust_list(0x5555771c07e0, 24 [pid 6545] <... write resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 84 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6546] <... set_robust_list resumed>) = 0 [pid 6545] close(3 [pid 5815] close(3 [pid 5758] unlink("./79/cgroup" [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6546] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6545] <... close resumed>) = 0 [pid 5815] read(249 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xad\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6546] chdir("./81" [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] <... write resumed>) = 4 [pid 5758] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=964377015}) [pid 6545] read(200 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6545] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] close(3 [pid 5625] read(21 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6546] <... chdir resumed>) = 0 [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6546] setpgid(0, 0 [pid 5808] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6545] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xaa\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x5c\x7f\x18"..., 216 [pid 5758] unlinkat(AT_FDCWD, "./79", AT_REMOVEDIR [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 172, NULL, 0) = 1 [pid 6546] <... setpgid resumed>) = 0 [pid 6545] <... symlinkat resumed>) = 0 [pid 5808] fstat(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6546] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6546] <... symlinkat resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6546] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5615] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6547 attached [pid 5610] read(6 [pid 5808] getdents64(3 [pid 5758] mkdirat(AT_FDCWD, "./80", 0777 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xaf\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6545] close(249 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xaa\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x5c\x7f\x18"..., 32516876) = 216 [pid 6546] <... symlinkat resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 6546] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5610] read(6 [pid 6547] set_robust_list(0x55556b15e7e0, 24 [pid 6545] <... close resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 88 [pid 5808] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xaf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6545] close(248 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5610] epoll_pwait(4 [pid 6547] <... set_robust_list resumed>) = 0 [pid 6545] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6547] rt_sigprocmask(SIG_SETMASK, [] [pid 6546] <... symlinkat resumed>) = 0 [pid 6545] prctl(PR_SET_NAME, "syz.0.427" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] newfstatat(AT_FDCWD, "./82/binderfs" [pid 5758] <... openat resumed>) = 3 [pid 5610] epoll_pwait(4 [pid 6547] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=110469940} [pid 6545] <... prctl resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6547] chdir("./85" [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6545] close(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6546] <... openat resumed>) = 3 [pid 6545] <... close resumed>) = 0 [pid 5808] unlink("./82/binderfs" [pid 5758] close(3 [pid 6547] <... chdir resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6545] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 5808] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6546] write(3, "1000", 4 [pid 5758] close(3 [pid 5808] newfstatat(AT_FDCWD, "./82/cgroup.net" [pid 6547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6546] <... write resumed>) = 4 [pid 6545] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... close resumed>) = 0 [pid 6547] <... prctl resumed>) = 0 [pid 6546] close(3 [pid 6545] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] unlink("./82/cgroup.net" [pid 6547] setpgid(0, 0 [pid 6546] <... close resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6547] <... setpgid resumed>) = 0 [pid 6546] read(200 [pid 6545] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] close(3 [pid 6546] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6546] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6545] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 6547] <... symlinkat resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./82/cgroup.cpu" [pid 6546] <... symlinkat resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6545] setns(201, 0) = 0 [pid 6547] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6546] close(249 [pid 6545] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6546] <... close resumed>) = 0 [pid 6545] <... socket resumed>) = 4 [pid 5808] unlink("./82/cgroup.cpu" [pid 5758] close(3 [pid 6546] close(248) = 0 [pid 5758] <... close resumed>) = 0 [pid 6546] prctl(PR_SET_NAME, "syz.2.428" [pid 6547] <... symlinkat resumed>) = 0 [pid 6546] <... prctl resumed>) = 0 [pid 6545] setns(3, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6546] close(4 [pid 5758] <... socket resumed>) = 3 [pid 6545] <... setns resumed>) = 0 [pid 5758] close(3 [pid 5808] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6546] <... close resumed>) = 0 [pid 6547] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6546] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 6547] <... symlinkat resumed>) = 0 [pid 6545] <... close resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 113, NULL, 0) = 1 [pid 5808] newfstatat(AT_FDCWD, "./82/cgroup" [pid 6547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6547] <... openat resumed>) = 3 [pid 6546] <... futex resumed>) = 0 [pid 6545] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] read(249 [pid 5610] <... futex resumed>) = 1 [pid 6545] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xae\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5615] <... futex resumed>) = 0 [pid 6547] write(3, "1000", 4 [pid 5610] read(6 [pid 6546] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./82/cgroup" [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5615] sched_yield( [pid 6547] <... write resumed>) = 4 [pid 6546] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6547] close(3 [pid 6546] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6547] <... close resumed>) = 0 [pid 6546] <... openat resumed>) = 3 [pid 5808] getdents64(3 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xaf\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6545] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6547] read(200 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6547] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6546] setns(201, 0 [pid 5808] close(3 [pid 6547] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6546] <... setns resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6547] <... symlinkat resumed>) = 0 [pid 6546] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] unlinkat(AT_FDCWD, "./82", AT_REMOVEDIR [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6546] <... socket resumed>) = 4 [pid 6545] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=939955550}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6548 attached [pid 5610] read(6 [pid 6547] close(249 [pid 6546] setns(3, 0 [pid 6545] <... sendto resumed>) = 32 [pid 5808] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] set_robust_list(0x55556d03f7e0, 24 [pid 6547] <... close resumed>) = 0 [pid 6546] <... setns resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./83", 0777 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 83 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] epoll_pwait(4 [pid 6548] <... set_robust_list resumed>) = 0 [pid 6547] close(248 [pid 6546] close(3 [pid 6545] recvfrom(4 [pid 5808] <... mkdirat resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6548] rt_sigprocmask(SIG_SETMASK, [] [pid 6547] <... close resumed>) = 0 [pid 6546] <... close resumed>) = 0 [pid 6545] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=83}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xb9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6548] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6547] prctl(PR_SET_NAME, "syz.4.429" [pid 6546] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] recvfrom(4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6548] chdir("./80" [pid 6547] <... prctl resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=83}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... openat resumed>) = 3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=36451854} [pid 6548] <... chdir resumed>) = 0 [pid 6547] close(4 [pid 6546] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6548] setpgid(0, 0) = 0 [pid 6547] <... close resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6548] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6547] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6545] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6548] <... symlinkat resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... sendto resumed>) = 32 [pid 6545] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6548] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6547] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] recvfrom(4 [pid 6545] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6548] <... symlinkat resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=84}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6545] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6548] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6547] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6546] recvfrom(4 [pid 6545] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6548] <... symlinkat resumed>) = 0 [pid 6547] <... openat resumed>) = 3 [pid 6546] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=84}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6545] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6547] setns(201, 0) = 0 [pid 6547] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6546] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] <... socket resumed>) = 4 [pid 6546] <... futex resumed>) = 0 [pid 6548] <... openat resumed>) = 3 [pid 6547] setns(3, 0 [pid 6546] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... futex resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6546] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6547] <... setns resumed>) = 0 [pid 6545] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6548] write(3, "1000", 4 [pid 6547] close(3 [pid 6546] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] close(3 [pid 6545] <... sendmsg resumed>) = 28 [pid 6548] <... write resumed>) = 4 [pid 6548] close(3 [pid 6547] <... close resumed>) = 0 [pid 6546] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6545] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6548] <... close resumed>) = 0 [pid 6547] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] read(200 [pid 6545] <... futex resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6548] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6545] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... epoll_pwait resumed>, [], 128, 47, NULL, 0) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5610] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6547] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5615] sched_getaffinity(0, 8192 [pid 6548] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5610] <... futex resumed>) = 1 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6545] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... close resumed>) = 0 [pid 5623] <... futex resumed>) = 0 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5610] epoll_pwait(4 [pid 6548] <... symlinkat resumed>) = 0 [pid 6547] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6545] <... sendmsg resumed>) = 20 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5623] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6548] close(249 [pid 6547] <... sendto resumed>) = 32 [pid 6546] <... sendmsg resumed>) = 28 [pid 6545] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6548] <... close resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6548] close(248 [pid 6545] close_range(3, 30, 0 [pid 5808] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=971661189} [pid 6548] <... close resumed>) = 0 [pid 6548] prctl(PR_SET_NAME, "syz.1.430" [pid 6547] recvfrom(4 [pid 6546] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6548] <... prctl resumed>) = 0 [pid 6547] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=88}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... close_range resumed>) = 0 [pid 6548] close(4 [pid 6547] recvfrom(4 [pid 6546] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] exit_group(0 [pid 5808] read(249 [pid 6548] <... close resumed>) = 0 [pid 6547] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=88}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... exit_group resumed>) = ? [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xaf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6548] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... sendmsg resumed>) = 20 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6548] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] <... futex resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6545] +++ exited with 0 +++ [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6548] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6547] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6546] close_range(3, 30, 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6548] <... openat resumed>) = 3 [pid 6547] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... close_range resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6548] setns(201, 0 [pid 6547] <... futex resumed>) = 0 [pid 6548] <... setns resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6549 attached [pid 6548] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6547] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] exit_group(0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6548] <... socket resumed>) = 4 [pid 6548] setns(3, 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 86 [pid 6549] set_robust_list(0x5555673497e0, 24 [pid 6548] <... setns resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... exit_group resumed>) = ? [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6549] <... set_robust_list resumed>) = 0 [pid 6548] close(3 [pid 6547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6548] <... close resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6549] rt_sigprocmask(SIG_SETMASK, [] [pid 6548] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6547] <... sendmsg resumed>) = 28 [pid 6546] +++ exited with 0 +++ [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=902151069}) [pid 6549] chdir("./83" [pid 6547] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5783] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6548] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(29 [pid 6549] <... chdir resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6548] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6547] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xab\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf0\xb3\x1a"..., 216 [pid 6549] <... prctl resumed>) = 0 [pid 6548] <... sendto resumed>) = 32 [pid 6547] <... futex resumed>) = 0 [pid 6549] setpgid(0, 0 [pid 6548] recvfrom(4 [pid 6547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 977, NULL, 0) = 1 [pid 6549] <... setpgid resumed>) = 0 [pid 6548] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=83}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6547] <... sendmsg resumed>) = 20 [pid 6549] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6548] recvfrom(4 [pid 5783] fstat(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xb0\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6549] <... symlinkat resumed>) = 0 [pid 6548] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=83}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6547] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] getdents64(3 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 48 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6549] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6548] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... write resumed>) = 4 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 6549] <... symlinkat resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] close_range(3, 30, 0 [pid 5783] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xab\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xf0\xb3\x1a"..., 32516876) = 216 [pid 6549] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6548] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6549] <... symlinkat resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] <... close_range resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./80/binderfs" [pid 5777] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999948685}) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6548] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6547] exit_group(0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] read(23 [pid 5623] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6549] <... openat resumed>) = 3 [pid 6548] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] unlink("./80/binderfs" [pid 5777] fstat(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6549] write(3, "1000", 4 [pid 6548] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... exit_group resumed>) = ? [pid 6549] <... write resumed>) = 4 [pid 6548] <... futex resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xac\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xfc\x54\x19"..., 216 [pid 5623] epoll_pwait(4 [pid 6549] close(3 [pid 6548] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 6549] <... close resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xb1\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6549] read(200 [pid 6548] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6547] +++ exited with 0 +++ [pid 5783] newfstatat(AT_FDCWD, "./80/cgroup.net" [pid 5777] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=905993868} [pid 6549] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] <... sendmsg resumed>) = 28 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6549] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6548] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 6549] <... symlinkat resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5783] unlink("./80/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./81/binderfs" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6549] close(249 [pid 6548] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6549] <... close resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 5783] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./81/binderfs" [pid 6549] close(248 [pid 6548] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6549] <... close resumed>) = 0 [pid 6548] <... sendmsg resumed>) = 20 [pid 5815] <... write resumed>) = 4 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999971367}) [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 914, NULL, 0) = 1 [pid 6549] prctl(PR_SET_NAME, "syz.3.431" [pid 5783] newfstatat(AT_FDCWD, "./80/cgroup.cpu" [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6549] <... prctl resumed>) = 0 [pid 6548] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] close(4 [pid 5815] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(18 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6549] <... close resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./80/cgroup.cpu" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] read(6 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] sched_yield( [pid 6549] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] close_range(3, 30, 0 [pid 5815] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xad\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc9\x4a\x16"..., 216 [pid 5815] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./81/cgroup.net" [pid 5623] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xb0\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00"..., 32516876) = 320 [pid 6549] <... futex resumed>) = 0 [pid 6548] <... close_range resumed>) = 0 [pid 5815] fstat(3 [pid 5783] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6549] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xb2\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xba\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 6548] exit_group(0 [pid 6549] <... futex resumed>) = 0 [pid 6548] <... exit_group resumed>) = ? [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] newfstatat(AT_FDCWD, "./80/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... write resumed>) = 424 [pid 6549] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] getdents64(3 [pid 6548] +++ exited with 0 +++ [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./81/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 6549] <... openat resumed>) = 3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./80/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6549] setns(201, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982092}) [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6549] <... setns resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./85/binderfs" [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3 [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6549] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] newfstatat(AT_FDCWD, "./81/cgroup.cpu" [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xad\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xc9\x4a\x16"..., 32516876) = 272 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6549] <... socket resumed>) = 4 [pid 5815] unlink("./85/binderfs" [pid 5783] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5610] <... futex resumed>) = 0 [pid 6549] setns(3, 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] unlink("./81/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xba\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6549] <... setns resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./80", AT_REMOVEDIR [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999973163}) [pid 6549] close(3 [pid 5815] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... write resumed>) = 424 [pid 5610] epoll_pwait(4 [pid 6549] <... close resumed>) = 0 [pid 5625] read(3 [pid 5623] read(6 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6549] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] mkdirat(AT_FDCWD, "./81", 0777 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] newfstatat(AT_FDCWD, "./81/cgroup" [pid 6549] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./85/cgroup.net" [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=844142556} [pid 5758] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6549] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] unlink("./81/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6549] <... futex resumed>) = 0 [pid 5815] unlink("./85/cgroup.net" [pid 5783] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6549] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... unlink resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlink resumed>) = 0 [pid 5758] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999982653}) [pid 6549] <... sendto resumed>) = 32 [pid 5815] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] getdents64(3 [pid 5758] <... openat resumed>) = 3 [pid 6549] recvfrom(4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] close(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] fstat(3 [pid 5625] read(3 [pid 6549] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=86}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] newfstatat(AT_FDCWD, "./85/cgroup.cpu" [pid 5783] <... close resumed>) = 0 [pid 6549] recvfrom(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] close(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6549] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=86}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] unlink("./85/cgroup.cpu" [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5777] <... close resumed>) = 0 [pid 6549] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] unlinkat(AT_FDCWD, "./81", AT_REMOVEDIR [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5783] <... socket resumed>) = 3 [pid 5625] read(13 [pid 6549] <... futex resumed>) = 0 [pid 5815] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] close(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6549] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... close resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./82", 0777 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xae\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xf9\xdf\x15"..., 216 [pid 6549] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5758] newfstatat(AT_FDCWD, "./80/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xb3\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 850, NULL, 0) = 1 [pid 6549] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] unlink("./80/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5815] newfstatat(AT_FDCWD, "./85/cgroup" [pid 5783] close(3 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6549] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6549] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... unlink resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6549] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6549] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] read(6 [pid 5615] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xae\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xf9\xdf\x15"..., 32516876) = 216 [pid 6549] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./80/cgroup.net" [pid 5610] read(6 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] unlink("./85/cgroup" [pid 5783] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] unlink("./80/cgroup.net" [pid 5610] epoll_pwait(4 [pid 6549] <... sendmsg resumed>) = 28 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6549] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... unlink resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=810245397} [pid 6549] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6549] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5777] close(3 [pid 6549] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] close(3 [pid 5777] <... close resumed>) = 0 [pid 6549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./80/cgroup.cpu" [pid 6549] <... sendmsg resumed>) = 20 [pid 5815] unlinkat(AT_FDCWD, "./85", AT_REMOVEDIR [pid 5777] <... socket resumed>) = 3 [pid 6549] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] read(249 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6549] <... futex resumed>) = 0 [pid 5777] close(3 [pid 6549] close_range(3, 30, 0) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./80/cgroup.cpu" [pid 6549] exit_group(0 [pid 5815] mkdirat(AT_FDCWD, "./86", 0777 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6549] <... exit_group resumed>) = ? [pid 5815] <... mkdirat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... openat resumed>) = 3 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./80/cgroup" [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] unlink("./80/cgroup" [pid 5815] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] getdents64(3 [pid 6549] +++ exited with 0 +++ [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] close(3) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6550 attached [pid 5815] <... socket resumed>) = 3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlinkat(AT_FDCWD, "./80", AT_REMOVEDIR [pid 5808] rt_sigreturn({mask=[]} [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 84 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] <... socket resumed>) = 3 [pid 5777] close(3) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 812, NULL, 0) = 1 [pid 6550] set_robust_list(0x5555944427e0, 24 [pid 5815] close(3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] read(249 [pid 5758] <... unlinkat resumed>) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6550] <... set_robust_list resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] mkdirat(AT_FDCWD, "./81", 0777 [pid 6550] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5808] <... write resumed>) = 4 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=941587043}) [pid 5615] <... futex resumed>) = 0 [pid 6550] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] close(3 [pid 5808] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6550] chdir("./81" [pid 5815] <... close resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] read(21 [pid 5615] sched_yield( [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5610] <... futex resumed>) = 1 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] read(6 [pid 6550] <... chdir resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5808] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xaf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 5815] close(3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xb3\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6550] setpgid(0, 0 [pid 5815] <... close resumed>) = 0 [pid 5758] close(3 [pid 5625] <... write resumed>) = 216 [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6550] <... setpgid resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xb4\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5758] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5610] <... write resumed>) = 424 [pid 6550] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5815] <... socket resumed>) = 3 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6551 attached [pid 5610] read(6 [pid 5625] <... write resumed>) = 48 [pid 5758] close(3 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 85 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xaf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 32516876) = 272 [pid 6551] set_robust_list(0x5555771c07e0, 24 [pid 6550] <... symlinkat resumed>) = 0 [pid 5815] close(3 [pid 5808] getdents64(3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982518}) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbe\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6551] <... set_robust_list resumed>) = 0 [pid 6550] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5610] <... write resumed>) = 424 [pid 5815] <... close resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] read(6 [pid 6550] <... symlinkat resumed>) = 0 [pid 5808] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6551] rt_sigprocmask(SIG_SETMASK, [] [pid 6550] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5815] read(249 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 6551] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6550] <... symlinkat resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] newfstatat(AT_FDCWD, "./83/binderfs" [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6551] chdir("./82" [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] epoll_pwait(4 [pid 6551] <... chdir resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=714933326} [pid 6551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6551] <... prctl resumed>) = 0 [pid 6551] setpgid(0, 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] unlink("./83/binderfs" [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983377}) [pid 6551] <... setpgid resumed>) = 0 [pid 6550] <... openat resumed>) = 3 [pid 6551] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup") = 0 [pid 6551] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu") = 0 [pid 6551] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5625] read(3 [pid 6551] <... symlinkat resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6550] write(3, "1000", 4 [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 6551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbe\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6550] <... write resumed>) = 4 [pid 5808] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6550] close(3 [pid 6551] write(3, "1000", 4 [pid 5758] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6552 attached [pid 6550] <... close resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6552] set_robust_list(0x55556b15e7e0, 24 [pid 6551] <... write resumed>) = 4 [pid 6550] read(200 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 89 [pid 5808] newfstatat(AT_FDCWD, "./83/cgroup.net" [pid 5758] <... socket resumed>) = 3 [pid 6552] <... set_robust_list resumed>) = 0 [pid 6551] close(3 [pid 6550] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] close(3 [pid 6552] rt_sigprocmask(SIG_SETMASK, [] [pid 6551] <... close resumed>) = 0 [pid 6550] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] unlink("./83/cgroup.net" [pid 5758] <... close resumed>) = 0 [pid 6552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6551] read(200 [pid 6550] <... symlinkat resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5758] read(249 [pid 6552] chdir("./86" [pid 6551] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6551] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6551] <... symlinkat resumed>) = 0 [pid 6550] close(249 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6550] <... close resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6550] close(248 [pid 6551] close(249 [pid 6550] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./83/cgroup.cpu" [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6552] <... chdir resumed>) = 0 [pid 6552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6551] <... close resumed>) = 0 [pid 6550] prctl(PR_SET_NAME, "syz.0.432" [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6552] <... prctl resumed>) = 0 [pid 6551] close(248 [pid 6550] <... prctl resumed>) = 0 [pid 5808] unlink("./83/cgroup.cpu" [pid 6552] setpgid(0, 0 [pid 6551] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6552] <... setpgid resumed>) = 0 [pid 6551] prctl(PR_SET_NAME, "syz.2.433" [pid 6550] close(4 [pid 6552] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6551] <... prctl resumed>) = 0 [pid 5808] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6552] <... symlinkat resumed>) = 0 [pid 6551] close(4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6550] <... close resumed>) = 0 [pid 6551] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./83/cgroup" [pid 6552] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6551] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6552] <... symlinkat resumed>) = 0 [pid 5808] unlink("./83/cgroup" [pid 6551] <... futex resumed>) = 0 [pid 6550] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6553 attached [pid 6552] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6551] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6553] set_robust_list(0x55556d03f7e0, 24 [pid 6552] <... symlinkat resumed>) = 0 [pid 6550] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... set_robust_list resumed>) = 0 [pid 6550] <... futex resumed>) = 0 [pid 6552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6551] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 6553] rt_sigprocmask(SIG_SETMASK, [] [pid 6552] <... openat resumed>) = 3 [pid 6551] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6550] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6551] <... openat resumed>) = 3 [pid 6553] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6552] write(3, "1000", 4 [pid 6550] <... openat resumed>) = 3 [pid 5808] close(3 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 84 [pid 6552] <... write resumed>) = 4 [pid 6551] setns(201, 0 [pid 6550] setns(201, 0 [pid 5808] <... close resumed>) = 0 [pid 6552] close(3 [pid 6551] <... setns resumed>) = 0 [pid 6550] <... setns resumed>) = 0 [pid 6553] chdir("./81" [pid 5808] unlinkat(AT_FDCWD, "./83", AT_REMOVEDIR [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6552] <... close resumed>) = 0 [pid 6551] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6550] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] <... unlinkat resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6553] <... chdir resumed>) = 0 [pid 6552] read(200 [pid 6551] <... socket resumed>) = 4 [pid 6550] <... socket resumed>) = 4 [pid 5808] mkdirat(AT_FDCWD, "./84", 0777 [pid 6552] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6552] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6551] setns(3, 0 [pid 6550] setns(3, 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 6553] <... prctl resumed>) = 0 [pid 6552] <... symlinkat resumed>) = 0 [pid 6551] <... setns resumed>) = 0 [pid 6550] <... setns resumed>) = 0 [pid 6553] setpgid(0, 0) = 0 [pid 6551] close(3 [pid 6552] close(249 [pid 6550] close(3 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6553] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup") = 0 [pid 6552] <... close resumed>) = 0 [pid 6551] <... close resumed>) = 0 [pid 6550] <... close resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 6552] close(248 [pid 6551] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6552] <... close resumed>) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6550] <... futex resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6553] <... symlinkat resumed>) = 0 [pid 6552] prctl(PR_SET_NAME, "syz.4.434" [pid 6551] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6552] <... prctl resumed>) = 0 [pid 6552] close(4 [pid 6551] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6553] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6552] <... close resumed>) = 0 [pid 6551] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6550] <... futex resumed>) = 0 [pid 6553] <... symlinkat resumed>) = 0 [pid 6552] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6553] <... openat resumed>) = 3 [pid 6551] <... sendto resumed>) = 32 [pid 5808] <... socket resumed>) = 3 [pid 6552] <... futex resumed>) = 0 [pid 6550] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6553] write(3, "1000", 4 [pid 6552] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] recvfrom(4 [pid 6550] <... sendto resumed>) = 32 [pid 5808] close(3 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=85}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6553] <... write resumed>) = 4 [pid 6550] recvfrom(4 [pid 5808] <... close resumed>) = 0 [pid 6553] close(3 [pid 6552] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6551] recvfrom(4 [pid 6550] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=84}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6553] <... close resumed>) = 0 [pid 6552] <... openat resumed>) = 3 [pid 6551] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=85}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6550] recvfrom(4 [pid 5808] <... socket resumed>) = 3 [pid 6553] read(200 [pid 6552] setns(201, 0 [pid 6551] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=84}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6552] <... setns resumed>) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6550] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6553] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6551] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6553] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6552] <... socket resumed>) = 4 [pid 6551] <... futex resumed>) = 0 [pid 6550] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6553] <... symlinkat resumed>) = 0 [pid 6552] setns(3, 0 [pid 6551] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6550] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6553] close(249) = 0 [pid 6552] <... setns resumed>) = 0 [pid 6551] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(248 [pid 6552] close(3 [pid 6553] <... close resumed>) = 0 [pid 6552] <... close resumed>) = 0 [pid 6551] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6553] prctl(PR_SET_NAME, "syz.1.435") = 0 [pid 6552] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = 0 [pid 6550] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] close(3 [pid 6553] close(4) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6551] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6553] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = 0 [pid 6550] <... futex resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6553] <... futex resumed>) = 0 [pid 6551] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6550] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6553] <... futex resumed>) = 0 [pid 6552] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6551] <... sendmsg resumed>) = 28 [pid 6550] <... futex resumed>) = 0 [pid 6553] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6552] <... sendto resumed>) = 32 [pid 6551] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] close(3 [pid 6552] recvfrom(4 [pid 5808] <... close resumed>) = 0 [pid 6552] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=89}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6550] <... sendmsg resumed>) = 28 [pid 5808] read(249 [pid 6553] <... openat resumed>) = 3 [pid 6552] recvfrom(4 [pid 6551] <... futex resumed>) = 0 [pid 6550] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6552] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=89}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6551] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6553] setns(201, 0 [pid 6552] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = 0 [pid 6550] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6553] <... setns resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6551] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6550] <... futex resumed>) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6553] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6552] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... sendmsg resumed>) = 20 [pid 6550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6553] <... socket resumed>) = 4 [pid 6551] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6550] <... sendmsg resumed>) = 20 [pid 6553] setns(3, 0 [pid 6552] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6551] close_range(3, 30, 0 [pid 6553] <... setns resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6554 attached [pid 6552] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6551] <... close_range resumed>) = 0 [pid 6553] close(3 [pid 6550] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] exit_group(0 [pid 6550] <... futex resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6550] close_range(3, 30, 0 [pid 6551] <... exit_group resumed>) = ? [pid 6554] set_robust_list(0x5555673497e0, 24 [pid 6553] <... close resumed>) = 0 [pid 6550] <... close_range resumed>) = 0 [pid 6554] <... set_robust_list resumed>) = 0 [pid 6553] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] rt_sigprocmask(SIG_SETMASK, [] [pid 6553] <... futex resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6550] exit_group(0 [pid 6553] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... sendmsg resumed>) = 28 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 87 [pid 6554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6553] <... futex resumed>) = 0 [pid 6552] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] +++ exited with 0 +++ [pid 6550] <... exit_group resumed>) = ? [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6554] chdir("./84" [pid 6553] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6552] <... futex resumed>) = 0 [pid 6554] <... chdir resumed>) = 0 [pid 6552] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] +++ exited with 0 +++ [pid 6553] <... sendto resumed>) = 32 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6552] <... futex resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 6554] <... prctl resumed>) = 0 [pid 6553] recvfrom(4 [pid 6552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6554] setpgid(0, 0 [pid 6553] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=84}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6552] <... sendmsg resumed>) = 20 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6554] <... setpgid resumed>) = 0 [pid 6553] recvfrom(4 [pid 6552] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6552] <... futex resumed>) = 0 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=847864056}) [pid 6552] close_range(3, 30, 0 [pid 5777] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 6553] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=84}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6552] <... close_range resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6554] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6553] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] exit_group(0 [pid 5777] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xb1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xba\x34\x14"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 729, NULL, 0) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6552] <... exit_group resumed>) = ? [pid 6554] <... symlinkat resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6554] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6553] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... futex resumed>) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6552] +++ exited with 0 +++ [pid 5783] <... write resumed>) = 4 [pid 5777] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xb5\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6554] <... symlinkat resumed>) = 0 [pid 6553] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5783] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] epoll_pwait(4 [pid 6554] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6553] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xb1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xba\x34\x14"..., 32516876) = 216 [pid 6554] <... symlinkat resumed>) = 0 [pid 6553] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5783] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6553] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] <... openat resumed>) = 3 [pid 6553] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] fstat(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5610] epoll_pwait(4 [pid 6554] write(3, "1000", 4 [pid 6553] <... futex resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6554] <... write resumed>) = 4 [pid 6553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999950021}) [pid 6554] close(3 [pid 6553] <... sendmsg resumed>) = 28 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5610] epoll_pwait(4 [pid 6554] <... close resumed>) = 0 [pid 6553] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5783] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./82/binderfs" [pid 5625] read(29 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=515899372} [pid 6554] read(200 [pid 6553] <... futex resumed>) = 0 [pid 5815] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6554] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./81/binderfs" [pid 5777] unlink("./82/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xb0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 216 [pid 6554] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6553] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6554] <... symlinkat resumed>) = 0 [pid 6553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] unlink("./81/binderfs" [pid 5777] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xb6\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 530, NULL, 0) = 1 [pid 6554] close(249 [pid 6553] <... sendmsg resumed>) = 20 [pid 5783] <... unlink resumed>) = 0 [pid 6554] <... close resumed>) = 0 [pid 6553] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] close(248 [pid 5783] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6554] <... close resumed>) = 0 [pid 6553] <... futex resumed>) = 0 [pid 5815] fstat(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5610] <... futex resumed>) = 1 [pid 6554] prctl(PR_SET_NAME, "syz.3.436" [pid 6553] close_range(3, 30, 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] newfstatat(AT_FDCWD, "./81/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./82/cgroup.net" [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6554] <... prctl resumed>) = 0 [pid 6553] <... close_range resumed>) = 0 [pid 5815] getdents64(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] epoll_pwait(4 [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xb5\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 272 [pid 6554] close(4 [pid 6553] exit_group(0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] unlink("./81/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6554] <... close resumed>) = 0 [pid 6553] <... exit_group resumed>) = ? [pid 5815] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./82/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... write resumed>) = 424 [pid 6554] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 18], left {tv_sec=0, tv_nsec=999981438}) [pid 5610] read(6 [pid 6554] <... futex resumed>) = 0 [pid 6553] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./86/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xb6\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 6554] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./81/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6554] <... futex resumed>) = 0 [pid 5815] unlink("./86/binderfs" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./82/cgroup.cpu" [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... write resumed>) = 424 [pid 6554] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... unlink resumed>) = 0 [pid 5783] unlink("./81/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xbf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] read(6 [pid 6554] <... openat resumed>) = 3 [pid 5815] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./82/cgroup.cpu" [pid 5625] read(18 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] setns(201, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6554] <... setns resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./86/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xb2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xea\xda\x18"..., 216 [pid 5623] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6554] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./81/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 216 [pid 5610] read(6 [pid 6554] <... socket resumed>) = 4 [pid 5815] unlink("./86/cgroup.net" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./82/cgroup" [pid 5758] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xb7\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6554] setns(3, 0 [pid 5783] unlink("./81/cgroup" [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xb2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xea\xda\x18"..., 32516876) = 216 [pid 6554] <... setns resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5610] read(6 [pid 6554] close(3 [pid 5815] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./82/cgroup" [pid 5758] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] <... close resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 48 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./86/cgroup.cpu" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] getdents64(3 [pid 5758] fstat(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=439635009} [pid 6554] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] close(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999982441}) [pid 5815] unlink("./86/cgroup.cpu" [pid 5777] close(3 [pid 5758] getdents64(3 [pid 5625] read(3 [pid 6554] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./81", AT_REMOVEDIR [pid 6554] <... futex resumed>) = 0 [pid 5815] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./82", AT_REMOVEDIR [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6554] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] mkdirat(AT_FDCWD, "./82", 0777 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6554] <... sendto resumed>) = 32 [pid 5815] newfstatat(AT_FDCWD, "./86/cgroup" [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./83", 0777 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6554] recvfrom(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./81/binderfs" [pid 5625] read(13 [pid 6554] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=87}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] unlink("./86/cgroup" [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5783] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6554] recvfrom(4 [pid 5815] <... unlink resumed>) = 0 [pid 6554] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=87}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] getdents64(3 [pid 6554] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6554] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5758] unlink("./81/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xb3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 216 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6554] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 458, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xb8\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5777] <... close resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./81/cgroup.net" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6554] <... futex resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6554] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] unlinkat(AT_FDCWD, "./86", AT_REMOVEDIR [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6554] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6554] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6554] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlink("./81/cgroup.net" [pid 5623] <... futex resumed>) = 1 [pid 6554] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5615] <... futex resumed>) = 0 [pid 5815] mkdirat(AT_FDCWD, "./87", 0777 [pid 5783] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5623] read(6 [pid 6554] <... sendmsg resumed>) = 28 [pid 5783] <... close resumed>) = 0 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xb7\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5615] epoll_pwait(4 [pid 6554] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... mkdirat resumed>) = 0 [pid 5777] close(3 [pid 5758] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] <... socket resumed>) = 3 [pid 6554] <... futex resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=990985181}) [pid 5623] <... write resumed>) = 424 [pid 6554] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./81/cgroup.cpu" [pid 5625] read(3 [pid 5623] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6554] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xb3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xc6\xe6\x17"..., 32516876) = 272 [pid 6554] <... sendmsg resumed>) = 20 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] unlink("./81/cgroup.cpu" [pid 5625] read(3 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6554] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6554] <... futex resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] close(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5623] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6554] close_range(3, 30, 0 [pid 5815] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6554] <... close_range resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982992}) [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6554] exit_group(0 [pid 5815] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5758] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6554] <... exit_group resumed>) = ? [pid 5815] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./81/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] unlink("./81/cgroup" [pid 5623] epoll_pwait(4 [pid 5815] <... close resumed>) = 0 [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5777] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] read(249 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=358753550} [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] getdents64(3 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5815] close(3 [pid 5758] close(3) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./81", AT_REMOVEDIR) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] mkdirat(AT_FDCWD, "./82", 0777 [pid 5815] <... socket resumed>) = 3 [pid 5758] <... mkdirat resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5815] close(3 [pid 5758] <... openat resumed>) = 3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5815] <... close resumed>) = 0 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6556 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6555 attached [pid 6554] +++ exited with 0 +++ [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 6556] set_robust_list(0x5555771c07e0, 24 [pid 6555] set_robust_list(0x5555944427e0, 24 [pid 5815] <... socket resumed>) = 3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6555] <... set_robust_list resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 85 [pid 5808] rt_sigreturn({mask=[]} [pid 6556] <... set_robust_list resumed>) = 0 [pid 5815] close(3 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 86 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6556] rt_sigprocmask(SIG_SETMASK, [] [pid 6555] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... socket resumed>) = 3 [pid 6556] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] read(249 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] close(3 [pid 6555] chdir("./82" [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6556] chdir("./83" [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... write resumed>) = 4 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5808] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=962741803}) [pid 6556] <... chdir resumed>) = 0 [pid 6555] <... chdir resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... socket resumed>) = 3 [pid 5625] read(21 [pid 5808] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6555] <... prctl resumed>) = 0 [pid 6555] setpgid(0, 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xb4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x05\x92\x19"..., 216 [pid 6556] <... prctl resumed>) = 0 [pid 6556] setpgid(0, 0) = 0 [pid 6555] <... setpgid resumed>) = 0 [pid 5808] fstat(3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 366, NULL, 0) = 1 [pid 6556] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6556] <... symlinkat resumed>) = 0 [pid 6555] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xb9\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6556] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6556] <... symlinkat resumed>) = 0 [pid 6555] <... symlinkat resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] close(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6556] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6555] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5808] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xb4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x05\x92\x19"..., 32516876) = 216 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6557 attached [pid 6556] <... symlinkat resumed>) = 0 [pid 6555] <... symlinkat resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 90 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6557] set_robust_list(0x55556b15e7e0, 24 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] newfstatat(AT_FDCWD, "./84/binderfs" [pid 5758] <... socket resumed>) = 3 [pid 5623] epoll_pwait(4 [pid 6557] <... set_robust_list resumed>) = 0 [pid 6556] <... openat resumed>) = 3 [pid 6555] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] close(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6557] rt_sigprocmask(SIG_SETMASK, [] [pid 6556] write(3, "1000", 4 [pid 6555] <... symlinkat resumed>) = 0 [pid 5808] unlink("./84/binderfs" [pid 5758] <... close resumed>) = 0 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6556] <... write resumed>) = 4 [pid 6555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... unlink resumed>) = 0 [pid 5758] read(249 [pid 6556] close(3 [pid 6555] <... openat resumed>) = 3 [pid 6556] <... close resumed>) = 0 [pid 5808] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6557] chdir("./87" [pid 6556] read(200 [pid 6555] write(3, "1000", 4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=274359839} [pid 6557] <... chdir resumed>) = 0 [pid 6556] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6555] <... write resumed>) = 4 [pid 5808] newfstatat(AT_FDCWD, "./84/cgroup.net" [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6556] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6555] close(3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6557] <... prctl resumed>) = 0 [pid 6555] <... close resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] unlink("./84/cgroup.net" [pid 6557] setpgid(0, 0 [pid 6556] <... symlinkat resumed>) = 0 [pid 6555] read(200 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 289, NULL, 0) = 1 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6556] close(249 [pid 5623] <... futex resumed>) = 1 [pid 6556] <... close resumed>) = 0 [pid 6556] close(248 [pid 6555] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... unlink resumed>) = 0 [pid 5623] read(6 [pid 5615] <... futex resumed>) = 0 [pid 6557] <... setpgid resumed>) = 0 [pid 6556] <... close resumed>) = 0 [pid 6557] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6556] prctl(PR_SET_NAME, "syz.2.437" [pid 6555] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xb9\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6557] <... symlinkat resumed>) = 0 [pid 5808] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6556] <... prctl resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6556] close(4) = 0 [pid 6555] <... symlinkat resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./84/cgroup.cpu" [pid 6557] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6556] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] close(249 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=967011473}) [pid 5623] <... write resumed>) = 424 [pid 6555] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5623] read(6 [pid 6557] <... symlinkat resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 6555] close(248 [pid 5808] unlink("./84/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6558 attached [pid 6557] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6556] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5623] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6558] set_robust_list(0x55556d03f7e0, 24 [pid 6555] prctl(PR_SET_NAME, "syz.0.438" [pid 5808] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 85 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6558] <... set_robust_list resumed>) = 0 [pid 6557] <... symlinkat resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6558] rt_sigprocmask(SIG_SETMASK, [] [pid 6557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6556] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6555] <... prctl resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 6558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] newfstatat(AT_FDCWD, "./84/cgroup" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=238921111} [pid 6557] <... openat resumed>) = 3 [pid 6556] <... openat resumed>) = 3 [pid 6555] close(4 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6556] setns(201, 0 [pid 6555] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6557] write(3, "1000", 4 [pid 6558] chdir("./82" [pid 6556] <... setns resumed>) = 0 [pid 6555] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... write resumed>) = 4 [pid 5808] unlink("./84/cgroup" [pid 6558] <... chdir resumed>) = 0 [pid 6557] close(3 [pid 6558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6557] <... close resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6558] <... prctl resumed>) = 0 [pid 6557] read(200 [pid 6556] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6555] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 6558] setpgid(0, 0 [pid 6557] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6558] <... setpgid resumed>) = 0 [pid 6557] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6556] <... socket resumed>) = 4 [pid 6555] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6558] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6557] <... symlinkat resumed>) = 0 [pid 6556] setns(3, 0 [pid 6555] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6558] <... symlinkat resumed>) = 0 [pid 6557] close(249 [pid 6556] <... setns resumed>) = 0 [pid 6555] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] unlinkat(AT_FDCWD, "./84", AT_REMOVEDIR [pid 6558] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6557] <... close resumed>) = 0 [pid 6556] close(3 [pid 6555] <... openat resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 6558] <... symlinkat resumed>) = 0 [pid 6557] close(248 [pid 6556] <... close resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./85", 0777 [pid 6558] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6557] <... close resumed>) = 0 [pid 6556] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] setns(201, 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 6558] <... symlinkat resumed>) = 0 [pid 6557] prctl(PR_SET_NAME, "syz.4.439" [pid 6556] <... futex resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6557] <... prctl resumed>) = 0 [pid 6558] <... openat resumed>) = 3 [pid 6557] close(4 [pid 6556] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... setns resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 6558] write(3, "1000", 4 [pid 6557] <... close resumed>) = 0 [pid 6555] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6558] <... write resumed>) = 4 [pid 6557] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 0 [pid 6555] <... socket resumed>) = 4 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6558] close(3 [pid 6557] <... futex resumed>) = 0 [pid 6556] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6558] <... close resumed>) = 0 [pid 6557] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] setns(3, 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6558] read(200 [pid 6557] <... futex resumed>) = 0 [pid 6556] <... sendto resumed>) = 32 [pid 6555] <... setns resumed>) = 0 [pid 5808] close(3 [pid 6558] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6557] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6556] recvfrom(4 [pid 6555] close(3 [pid 5808] <... close resumed>) = 0 [pid 6558] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6557] <... openat resumed>) = 3 [pid 6556] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=86}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6555] <... close resumed>) = 0 [pid 6558] <... symlinkat resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6558] close(249 [pid 6557] setns(201, 0 [pid 6556] recvfrom(4 [pid 6555] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6558] <... close resumed>) = 0 [pid 6557] <... setns resumed>) = 0 [pid 6555] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6558] close(248 [pid 6557] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6555] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=86}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6558] <... close resumed>) = 0 [pid 6557] <... socket resumed>) = 4 [pid 6556] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6558] prctl(PR_SET_NAME, "syz.1.440" [pid 6557] setns(3, 0 [pid 6556] <... futex resumed>) = 0 [pid 6555] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6558] <... prctl resumed>) = 0 [pid 6557] <... setns resumed>) = 0 [pid 6556] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] close(4 [pid 6557] close(3 [pid 6555] <... sendto resumed>) = 32 [pid 5808] <... socket resumed>) = 3 [pid 6558] <... close resumed>) = 0 [pid 6557] <... close resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 6555] recvfrom(4 [pid 5808] close(3 [pid 6558] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6555] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=85}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6558] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6556] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] recvfrom(4 [pid 5808] <... close resumed>) = 0 [pid 6556] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=85}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6558] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 0 [pid 6555] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6558] <... futex resumed>) = 0 [pid 6556] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 6558] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6557] <... futex resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 6555] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6557] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6555] <... futex resumed>) = 0 [pid 6558] <... openat resumed>) = 3 [pid 6557] <... sendto resumed>) = 32 [pid 6556] <... sendmsg resumed>) = 28 [pid 6555] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] close(3 [pid 6556] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6556] <... futex resumed>) = 0 [pid 6555] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 6555] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6558] setns(201, 0 [pid 6557] recvfrom(4 [pid 6556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6555] <... futex resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6558] <... setns resumed>) = 0 [pid 6557] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=90}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6556] <... sendmsg resumed>) = 20 [pid 6555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... socket resumed>) = 3 [pid 6558] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6557] recvfrom(4 [pid 6556] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... sendmsg resumed>) = 28 [pid 5808] close(3 [pid 6558] <... socket resumed>) = 4 [pid 6557] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=90}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6556] <... futex resumed>) = 0 [pid 6555] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6558] setns(3, 0 [pid 6557] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] close_range(3, 30, 0 [pid 6555] <... futex resumed>) = 0 [pid 6558] <... setns resumed>) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6556] <... close_range resumed>) = 0 [pid 6555] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] read(249 [pid 6558] close(3 [pid 6557] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] <... close resumed>) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6556] exit_group(0 [pid 6555] <... futex resumed>) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xb9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6558] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6556] <... exit_group resumed>) = ? [pid 6555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6558] <... futex resumed>) = 0 [pid 6557] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6555] <... sendmsg resumed>) = 20 [pid 6558] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... futex resumed>) = 0 [pid 6555] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6557] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6558] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6555] <... futex resumed>) = 0 [pid 6558] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6556] +++ exited with 0 +++ [pid 6555] close_range(3, 30, 0 [pid 6558] <... sendto resumed>) = 32 [pid 6557] <... sendmsg resumed>) = 28 [pid 6555] <... close_range resumed>) = 0 [pid 6558] recvfrom(4 [pid 6557] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-288960443}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6557] <... futex resumed>) = 0 [pid 6555] exit_group(0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6559 attached [pid 6558] recvfrom(4 [pid 6557] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... exit_group resumed>) = ? [pid 5777] rt_sigreturn({mask=[]} [pid 6559] set_robust_list(0x5555673497e0, 24) = 0 [pid 6558] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-288960443}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6557] <... futex resumed>) = 0 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 88 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6558] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 6558] <... futex resumed>) = 0 [pid 6557] <... sendmsg resumed>) = 20 [pid 6558] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6557] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] chdir("./85" [pid 6558] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6557] <... futex resumed>) = 0 [pid 6559] <... chdir resumed>) = 0 [pid 6558] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6557] close_range(3, 30, 0 [pid 6559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6558] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... close_range resumed>) = 0 [pid 6555] +++ exited with 0 +++ [pid 6559] <... prctl resumed>) = 0 [pid 6558] <... futex resumed>) = 0 [pid 6558] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6559] setpgid(0, 0 [pid 6558] <... sendmsg resumed>) = 28 [pid 6557] exit_group(0 [pid 6559] <... setpgid resumed>) = 0 [pid 6558] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6559] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 6557] <... exit_group resumed>) = ? [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6559] <... symlinkat resumed>) = 0 [pid 6558] <... futex resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=861150883}) [pid 5777] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6559] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 6558] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 6559] <... symlinkat resumed>) = 0 [pid 6558] <... futex resumed>) = 0 [pid 6558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6559] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 6558] <... sendmsg resumed>) = 20 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6559] <... symlinkat resumed>) = 0 [pid 6558] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xb5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x9b\x2a\x1a"..., 216 [pid 5777] fstat(3 [pid 6558] <... futex resumed>) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6558] close_range(3, 30, 0 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 253, NULL, 0) = 1 [pid 6557] +++ exited with 0 +++ [pid 6558] <... close_range resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6559] <... openat resumed>) = 3 [pid 5815] rt_sigreturn({mask=[]} [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] getdents64(3 [pid 6559] write(3, "1000", 4 [pid 6558] exit_group(0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xba\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6559] <... write resumed>) = 4 [pid 6558] <... exit_group resumed>) = ? [pid 5783] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xba\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] read(6 [pid 5615] sched_yield( [pid 5777] newfstatat(AT_FDCWD, "./83/binderfs" [pid 5625] <... write resumed>) = 48 [pid 6559] close(3 [pid 6558] +++ exited with 0 +++ [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5783] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xb5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x9b\x2a\x1a"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6559] <... close resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5783] <... openat resumed>) = 3 [pid 5777] unlink("./83/binderfs" [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... pselect6 resumed>) = 2 (in [18 29], left {tv_sec=0, tv_nsec=999970470}) [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6559] read(200 [pid 5815] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] fstat(3 [pid 6559] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] read(29 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6559] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] getdents64(3 [pid 6559] <... symlinkat resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 6559] close(249 [pid 5815] fstat(3 [pid 5783] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xe7\x76\x1a"..., 216 [pid 6559] <... close resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6559] close(248 [pid 5815] getdents64(3 [pid 6559] <... close resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] newfstatat(AT_FDCWD, "./82/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5623] read(6 [pid 5615] epoll_pwait(4 [pid 6559] prctl(PR_SET_NAME, "syz.3.441" [pid 5815] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6559] <... prctl resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./82/binderfs" [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xba\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6559] close(4 [pid 5815] newfstatat(AT_FDCWD, "./87/binderfs" [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./83/cgroup.net" [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xbb\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6559] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 6559] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./83/cgroup.net" [pid 5758] <... write resumed>) = 4 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6559] <... futex resumed>) = 0 [pid 5815] unlink("./87/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5615] epoll_pwait(4 [pid 6559] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./82/cgroup.net" [pid 6559] <... futex resumed>) = 0 [pid 5815] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./82/cgroup.net" [pid 6559] <... openat resumed>) = 3 [pid 5815] newfstatat(AT_FDCWD, "./87/cgroup.net" [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 5623] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5758] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] read(6 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6559] setns(201, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... futex resumed>) = 0 [pid 5783] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xb7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xb1\x08\x19"..., 216 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xe7\x76\x1a"..., 32516876) = 264 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6559] <... setns resumed>) = 0 [pid 5815] unlink("./87/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6559] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./82/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xbc\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5610] epoll_pwait(4 [pid 6559] <... socket resumed>) = 4 [pid 5815] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./83/cgroup.cpu" [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 6559] setns(3, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./82/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... write resumed>) = 424 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 22, NULL, 0) = 1 [pid 5610] epoll_pwait(4, [], 128, 0, NULL, 0) = 0 [pid 5815] newfstatat(AT_FDCWD, "./87/cgroup.cpu" [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./83/cgroup.cpu" [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5610] epoll_pwait(4 [pid 6559] <... setns resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xb7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xb1\x08\x19"..., 32516876) = 272 [pid 6559] close(3 [pid 5815] unlink("./87/cgroup.cpu" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6559] <... close resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./82/cgroup" [pid 5777] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999981304}) [pid 5623] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5615] getpid( [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... getpid resumed>) = 5610 [pid 6559] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] newfstatat(AT_FDCWD, "./83/cgroup" [pid 5625] read(3 [pid 5615] tgkill(5610, 5623, SIGURG [pid 5619] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 6559] <... futex resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./82/binderfs" [pid 5815] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... tgkill resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] unlink("./82/cgroup") = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] newfstatat(AT_FDCWD, "./87/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] getdents64(3 [pid 5815] unlink("./87/cgroup" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5619] <... write resumed>) = 424 [pid 5777] unlink("./83/cgroup" [pid 5758] unlink("./82/binderfs" [pid 5625] read(3 [pid 5623] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... unlink resumed>) = 0 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(13 [pid 5623] <... rt_sigreturn resumed>) = 1 [pid 5815] getdents64(3 [pid 5783] <... close resumed>) = 0 [pid 5777] getdents64(3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5619] read(6 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] unlinkat(AT_FDCWD, "./82", AT_REMOVEDIR [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x8d\x14\x18"..., 216 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] close(3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 14, NULL, 0) = 1 [pid 5815] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] mkdirat(AT_FDCWD, "./83", 0777 [pid 5815] unlinkat(AT_FDCWD, "./87", AT_REMOVEDIR [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./82/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xbd\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5625] <... write resumed>) = 56 [pid 5623] read(6 [pid 5619] epoll_pwait(4 [pid 5815] mkdirat(AT_FDCWD, "./88", 0777 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x8d\x14\x18"..., 32516876) = 216 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6559] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] unlinkat(AT_FDCWD, "./83", AT_REMOVEDIR [pid 5758] unlink("./82/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5623] read(6 [pid 5619] epoll_pwait(4 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6559] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] close(3 [pid 5777] mkdirat(AT_FDCWD, "./84", 0777 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982435}) [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] <... close resumed>) = 0 [pid 5758] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=986961866} [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6559] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] close(3 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... mkdirat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] close(3 [pid 5758] newfstatat(AT_FDCWD, "./82/cgroup.cpu" [pid 5625] read(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6559] <... sendto resumed>) = 32 [pid 5815] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./82/cgroup.cpu" [pid 6559] recvfrom(4 [pid 5815] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6559] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=88}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... unlink resumed>) = 0 [pid 6559] recvfrom(4 [pid 5758] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982362}) [pid 6559] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=88}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6559] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./82/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6559] <... futex resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6559] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 6559] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] unlink("./82/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 993, NULL, 0) = 1 [pid 6559] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6559] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5777] close(3 [pid 5758] getdents64(3 [pid 6559] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6559] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6559] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xbd\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6559] <... sendmsg resumed>) = 28 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] unlinkat(AT_FDCWD, "./82", AT_REMOVEDIR [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6559] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5815] close(3 [pid 5615] epoll_pwait(4 [pid 6559] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=978338310}) [pid 5619] <... write resumed>) = 424 [pid 6559] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] read(249 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] read(249 [pid 5625] read(3 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(3 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6559] <... futex resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./83", 0777 [pid 5623] <... futex resumed>) = 0 [pid 5619] read(6 [pid 5615] <... futex resumed>) = 1 [pid 6559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] epoll_pwait(4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6559] <... sendmsg resumed>) = 20 [pid 5777] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5619] epoll_pwait(4 [pid 6559] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6560 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6561 attached [pid 6559] <... futex resumed>) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6561] set_robust_list(0x5555944427e0, 24 [pid 6560] set_robust_list(0x55556b15e7e0, 24 [pid 6559] close_range(3, 30, 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 91 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 86 [pid 5777] close(3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] <... set_robust_list resumed>) = 0 [pid 6560] <... set_robust_list resumed>) = 0 [pid 6559] <... close_range resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=895428258} [pid 6561] rt_sigprocmask(SIG_SETMASK, [] [pid 6560] rt_sigprocmask(SIG_SETMASK, [] [pid 6559] exit_group(0 [pid 5758] close(3 [pid 6561] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6560] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6559] <... exit_group resumed>) = ? [pid 5777] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xba\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6561] chdir("./83" [pid 6560] chdir("./88" [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6561] <... chdir resumed>) = 0 [pid 5758] close(3 [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6560] <... chdir resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6561] <... prctl resumed>) = 0 [pid 6560] <... prctl resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6560] setpgid(0, 0 [pid 5758] <... socket resumed>) = 3 [pid 6561] setpgid(0, 0 [pid 6560] <... setpgid resumed>) = 0 [pid 6561] <... setpgid resumed>) = 0 [pid 6560] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 5758] close(3 [pid 6561] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6560] <... symlinkat resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6561] <... symlinkat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6561] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6560] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu"ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6562 attached [pid 6559] +++ exited with 0 +++ [pid 5758] close(3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6562] set_robust_list(0x5555771c07e0, 24 [pid 6561] <... symlinkat resumed>) = 0 [pid 6560] <... symlinkat resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 87 [pid 6562] <... set_robust_list resumed>) = 0 [pid 6561] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 5758] <... close resumed>) = 0 [pid 6562] rt_sigprocmask(SIG_SETMASK, [] [pid 6561] <... symlinkat resumed>) = 0 [pid 6560] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6562] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6560] <... symlinkat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] close(3 [pid 6562] chdir("./84" [pid 6561] <... openat resumed>) = 3 [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6560] <... openat resumed>) = 3 [pid 5808] <... write resumed>) = 4 [pid 5758] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=946582939}) [pid 6561] write(3, "1000", 4 [pid 5625] read(21 [pid 6562] <... chdir resumed>) = 0 [pid 6561] <... write resumed>) = 4 [pid 6560] write(3, "1000", 4 [pid 5808] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] read(249 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6561] close(3 [pid 6560] <... write resumed>) = 4 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xb9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x7d\x0f\x1b"..., 216 [pid 6562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6561] <... close resumed>) = 0 [pid 6560] close(3 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6562] <... prctl resumed>) = 0 [pid 6561] read(200 [pid 6560] <... close resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 911, NULL, 0) = 1 [pid 6562] setpgid(0, 0 [pid 6561] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6560] read(200 [pid 5808] <... openat resumed>) = 3 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6562] <... setpgid resumed>) = 0 [pid 6561] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6560] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xbe\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6562] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6561] <... symlinkat resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6563 attached [pid 6560] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6563] set_robust_list(0x55556d03f7e0, 24 [pid 6562] <... symlinkat resumed>) = 0 [pid 6561] close(249 [pid 6560] <... symlinkat resumed>) = 0 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 5808] getdents64(3 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbe\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6563] <... set_robust_list resumed>) = 0 [pid 6561] <... close resumed>) = 0 [pid 6560] close(249 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 86 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6563] rt_sigprocmask(SIG_SETMASK, [] [pid 6562] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6561] close(248 [pid 6560] <... close resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xb9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x7d\x0f\x1b"..., 32516876) = 216 [pid 6563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6561] <... close resumed>) = 0 [pid 6560] close(248 [pid 5808] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6562] <... symlinkat resumed>) = 0 [pid 6563] chdir("./83" [pid 6561] prctl(PR_SET_NAME, "syz.0.443" [pid 6560] <... close resumed>) = 0 [pid 5619] read(6 [pid 6560] prctl(PR_SET_NAME, "syz.4.444" [pid 6561] <... prctl resumed>) = 0 [pid 6560] <... prctl resumed>) = 0 [pid 6563] <... chdir resumed>) = 0 [pid 6561] close(4 [pid 6560] close(4 [pid 6563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6561] <... close resumed>) = 0 [pid 6560] <... close resumed>) = 0 [pid 6563] <... prctl resumed>) = 0 [pid 6561] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6563] setpgid(0, 0) = 0 [pid 5808] newfstatat(AT_FDCWD, "./85/binderfs" [pid 6563] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6562] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6562] <... symlinkat resumed>) = 0 [pid 5808] unlink("./85/binderfs" [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6563] <... symlinkat resumed>) = 0 [pid 6562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6561] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6563] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6562] <... openat resumed>) = 3 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5808] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 813, NULL, 0) = 1 [pid 6560] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] newfstatat(AT_FDCWD, "./85/cgroup.net" [pid 6563] <... symlinkat resumed>) = 0 [pid 6562] write(3, "1000", 4 [pid 6561] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6560] <... openat resumed>) = 3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=787003344} [pid 6562] <... write resumed>) = 4 [pid 6563] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6562] close(3 [pid 6561] <... openat resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] unlink("./85/cgroup.net" [pid 6563] <... symlinkat resumed>) = 0 [pid 6562] <... close resumed>) = 0 [pid 6560] setns(201, 0 [pid 5619] read(6 [pid 6563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6562] read(200 [pid 6561] setns(201, 0 [pid 6560] <... setns resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6563] <... openat resumed>) = 3 [pid 6562] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6561] <... setns resumed>) = 0 [pid 6560] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xbe\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6563] write(3, "1000", 4 [pid 6562] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6561] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6560] <... socket resumed>) = 4 [pid 6563] <... write resumed>) = 4 [pid 6562] <... symlinkat resumed>) = 0 [pid 6561] <... socket resumed>) = 4 [pid 6560] setns(3, 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6563] close(3 [pid 6562] close(249 [pid 6561] setns(3, 0 [pid 6560] <... setns resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6563] <... close resumed>) = 0 [pid 6562] <... close resumed>) = 0 [pid 6561] <... setns resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=947206214}) [pid 6563] read(200 [pid 6562] close(248 [pid 6560] close(3 [pid 5808] newfstatat(AT_FDCWD, "./85/cgroup.cpu" [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6563] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] <... close resumed>) = 0 [pid 6561] close(3 [pid 6560] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6563] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6562] prctl(PR_SET_NAME, "syz.2.442" [pid 6561] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6562] <... prctl resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6561] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] epoll_pwait(4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6562] close(4 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5808] unlink("./85/cgroup.cpu" [pid 6563] <... symlinkat resumed>) = 0 [pid 6562] <... close resumed>) = 0 [pid 6561] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] epoll_pwait(4 [pid 5808] <... unlink resumed>) = 0 [pid 6563] close(249 [pid 6562] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=756392969} [pid 6563] <... close resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6561] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6560] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6563] close(248 [pid 6562] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... sendto resumed>) = 32 [pid 6560] <... sendto resumed>) = 32 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6563] <... close resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6561] recvfrom(4 [pid 6560] recvfrom(4 [pid 5808] newfstatat(AT_FDCWD, "./85/cgroup" [pid 6563] prctl(PR_SET_NAME, "syz.1.445" [pid 6562] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6561] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=86}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6560] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=91}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6563] <... prctl resumed>) = 0 [pid 6562] <... openat resumed>) = 3 [pid 6561] recvfrom(4 [pid 6560] recvfrom(4 [pid 5808] unlink("./85/cgroup" [pid 6563] close(4 [pid 6561] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=86}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6560] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=91}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6563] <... close resumed>) = 0 [pid 6562] setns(201, 0 [pid 5808] <... unlink resumed>) = 0 [pid 6563] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... setns resumed>) = 0 [pid 6561] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 6562] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... socket resumed>) = 4 [pid 6561] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6563] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] setns(3, 0 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... setns resumed>) = 0 [pid 6561] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6560] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6563] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6562] close(3 [pid 6561] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6560] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... close resumed>) = 0 [pid 6563] <... openat resumed>) = 3 [pid 6562] <... close resumed>) = 0 [pid 6561] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlinkat(AT_FDCWD, "./85", AT_REMOVEDIR [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] setns(201, 0 [pid 6562] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlinkat resumed>) = 0 [pid 6563] <... setns resumed>) = 0 [pid 6563] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6562] <... futex resumed>) = 0 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] <... socket resumed>) = 4 [pid 6562] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] mkdirat(AT_FDCWD, "./86", 0777 [pid 6563] setns(3, 0) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6561] <... sendmsg resumed>) = 28 [pid 6560] <... sendmsg resumed>) = 28 [pid 5808] <... mkdirat resumed>) = 0 [pid 6563] close(3 [pid 6562] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6561] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6563] <... close resumed>) = 0 [pid 6562] <... sendto resumed>) = 32 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] recvfrom(4 [pid 6561] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... openat resumed>) = 3 [pid 6563] <... futex resumed>) = 0 [pid 6563] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=87}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6563] <... futex resumed>) = 0 [pid 6562] recvfrom(4 [pid 6561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6563] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6563] <... sendto resumed>) = 32 [pid 6562] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=87}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6561] <... sendmsg resumed>) = 20 [pid 6560] <... sendmsg resumed>) = 20 [pid 6563] recvfrom(4 [pid 6562] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6563] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-615420819}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6562] <... futex resumed>) = 0 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] recvfrom(4 [pid 6562] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6561] close_range(3, 30, 0 [pid 6560] close_range(3, 30, 0 [pid 6563] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-615420819}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6561] <... close_range resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6563] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6560] <... close_range resumed>) = 0 [pid 6561] exit_group(0 [pid 6560] exit_group(0 [pid 6562] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6561] <... exit_group resumed>) = ? [pid 6560] <... exit_group resumed>) = ? [pid 6563] <... futex resumed>) = 0 [pid 6562] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6563] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... futex resumed>) = 0 [pid 5808] close(3 [pid 6562] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5808] <... close resumed>) = 0 [pid 6562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6563] <... futex resumed>) = 0 [pid 6562] <... sendmsg resumed>) = 28 [pid 5808] <... socket resumed>) = 3 [pid 6563] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6562] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3) = 0 [pid 6563] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6562] <... futex resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6563] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6562] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6561] +++ exited with 0 +++ [pid 6560] +++ exited with 0 +++ [pid 5808] <... close resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6563] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] rt_sigreturn({mask=[]} [pid 6563] <... futex resumed>) = 0 [pid 6562] <... sendmsg resumed>) = 20 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6562] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 6563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... close resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6563] <... sendmsg resumed>) = 28 [pid 6562] close_range(3, 30, 0 [pid 5808] read(249 [pid 6562] <... close_range resumed>) = 0 [pid 6563] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] exit_group(0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbe\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] rt_sigreturn({mask=[]} [pid 6563] <... futex resumed>) = 0 [pid 6563] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... exit_group resumed>) = ? [pid 6563] <... futex resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 86 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... write resumed>) = 4 [pid 6563] <... sendmsg resumed>) = 20 [pid 5783] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=913504947}) [pid 6563] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6563] <... futex resumed>) = 0 [pid 5625] read(29, "\x00\x00\x00\x00", 4) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xbb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x3c\xef\x15"..., 216 [pid 5783] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6564 attached [pid 6563] close_range(3, 30, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 89 [pid 5783] <... openat resumed>) = 3 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 758, NULL, 0) = 1 [pid 6564] set_robust_list(0x5555673497e0, 24 [pid 6563] <... close_range resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] fstat(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xbf\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6564] <... set_robust_list resumed>) = 0 [pid 6563] exit_group(0 [pid 6562] +++ exited with 0 +++ [pid 5815] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6564] rt_sigprocmask(SIG_SETMASK, [] [pid 6563] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] getdents64(3 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5619] read(6 [pid 6564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xbb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x3c\xef\x15"..., 32516876) = 216 [pid 5777] rt_sigreturn({mask=[]} [pid 5619] read(6 [pid 5625] <... write resumed>) = 48 [pid 5815] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 6564] chdir("./86" [pid 5815] <... openat resumed>) = 3 [pid 5783] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] <... chdir resumed>) = 0 [pid 6563] +++ exited with 0 +++ [pid 5815] fstat(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 6564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5783] newfstatat(AT_FDCWD, "./83/binderfs" [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999892601}) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6564] <... prctl resumed>) = 0 [pid 5625] read(18 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=645132363} [pid 6564] setpgid(0, 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6564] <... setpgid resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xbc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x87\x3b\x16"..., 216 [pid 6564] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] getdents64(3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] unlink("./83/binderfs" [pid 5777] <... write resumed>) = 4 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... write resumed>) = 216 [pid 5815] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 6564] <... symlinkat resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xc0\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6564] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] newfstatat(AT_FDCWD, "./88/binderfs" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 56 [pid 6564] <... symlinkat resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./83/cgroup.net" [pid 5777] <... openat resumed>) = 3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] unlink("./88/binderfs" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5758] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 48 [pid 6564] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] <... unlink resumed>) = 0 [pid 5783] unlink("./83/cgroup.net" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6564] <... symlinkat resumed>) = 0 [pid 5815] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] getdents64(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5758] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] newfstatat(AT_FDCWD, "./88/cgroup.net" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 2 (in [13 23], left {tv_sec=0, tv_nsec=999976833}) [pid 6564] <... openat resumed>) = 3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./83/cgroup.cpu" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] fstat(3 [pid 5625] read(13 [pid 5815] unlink("./88/cgroup.net" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./84/binderfs" [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6564] write(3, "1000", 4 [pid 5815] <... unlink resumed>) = 0 [pid 5783] unlink("./83/cgroup.cpu" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6564] <... write resumed>) = 4 [pid 5815] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./84/binderfs" [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5777] <... unlink resumed>) = 0 [pid 5758] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6564] close(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6564] <... close resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./88/cgroup.cpu" [pid 5783] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./83/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xbd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x7e\xfe\x15"..., 216 [pid 6564] read(200 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./84/cgroup.net" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./88/cgroup.cpu" [pid 5783] newfstatat(AT_FDCWD, "./83/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] unlink("./83/binderfs" [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./84/cgroup.net" [pid 5758] <... unlink resumed>) = 0 [pid 5815] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] unlink("./83/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 648, NULL, 0) = 1 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5758] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] newfstatat(AT_FDCWD, "./88/cgroup" [pid 5777] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xc1\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6564] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] unlink("./88/cgroup" [pid 6564] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] newfstatat(AT_FDCWD, "./84/cgroup.cpu" [pid 5758] newfstatat(AT_FDCWD, "./83/cgroup.net" [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6564] <... symlinkat resumed>) = 0 [pid 5815] getdents64(3 [pid 5783] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] unlink("./84/cgroup.cpu" [pid 5758] unlink("./83/cgroup.net" [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xbf\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00"..., 32516876) = 320 [pid 6564] close(249 [pid 5815] close(3 [pid 5783] unlinkat(AT_FDCWD, "./83", AT_REMOVEDIR [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... sched_yield resumed>) = 0 [pid 6564] <... close resumed>) = 0 [pid 5625] read(23 [pid 6564] close(248 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6564] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xba\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x1d\xe5\x1b"..., 216 [pid 6564] prctl(PR_SET_NAME, "syz.3.446") = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6564] close(4 [pid 5815] unlinkat(AT_FDCWD, "./88", AT_REMOVEDIR [pid 5783] mkdirat(AT_FDCWD, "./84", 0777 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xc2\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6564] <... close resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./84/cgroup" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5619] <... write resumed>) = 424 [pid 6564] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] mkdirat(AT_FDCWD, "./89", 0777 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] newfstatat(AT_FDCWD, "./83/cgroup.cpu" [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6564] <... futex resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] unlink("./84/cgroup" [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xca\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6564] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6564] <... futex resumed>) = 0 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] getdents64(3 [pid 5758] unlink("./83/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... openat resumed>) = 3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] close(3 [pid 5777] close(3 [pid 6564] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... close resumed>) = 0 [pid 5758] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999980964}) [pid 5619] read(6 [pid 5625] read(3 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xbd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x7e\xfe\x15"..., 32516876) = 544 [pid 6564] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6564] setns(201, 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6564] <... setns resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6564] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] close(3 [pid 5777] unlinkat(AT_FDCWD, "./84", AT_REMOVEDIR [pid 5758] newfstatat(AT_FDCWD, "./83/cgroup" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xc9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6564] <... socket resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x1f8cd6e1b160, FUTEX_WAKE_PRIVATE, 1 [pid 6564] setns(3, 0 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] mkdirat(AT_FDCWD, "./85", 0777 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982098}) [pid 5623] <... futex resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... futex resumed>) = 1 [pid 6564] <... setns resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5623] epoll_pwait(4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] close(3 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] unlink("./83/cgroup" [pid 6564] close(3 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] <... write resumed>) = 424 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] epoll_pwait(4 [pid 5619] read(6 [pid 5815] close(3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] getdents64(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xca\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] close(3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6564] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982622}) [pid 6564] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=549283626} [pid 6564] <... futex resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6564] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 5758] unlinkat(AT_FDCWD, "./83", AT_REMOVEDIR [pid 5625] read(3 [pid 6564] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6564] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] read(249 [pid 5777] <... socket resumed>) = 3 [pid 5758] mkdirat(AT_FDCWD, "./84", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6564] <... sendto resumed>) = 32 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xbf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] close(3 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983590}) [pid 6564] recvfrom(4 [pid 5815] close(3 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6564] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=89}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5625] read(3 [pid 6564] recvfrom(4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6564] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=89}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] read(249 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 [pid 6564] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 6564] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6565 attached [pid 6564] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6565] set_robust_list(0x5555944427e0, 24 [pid 6564] <... futex resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] close(3 [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6565] <... set_robust_list resumed>) = 0 [pid 6564] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6565] rt_sigprocmask(SIG_SETMASK, [] [pid 6564] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5777] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6564] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6564] <... futex resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 87 [pid 5777] close(3 [pid 5758] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6566 attached [pid 6565] chdir("./84" [pid 6564] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] set_robust_list(0x55556b15e7e0, 24 [pid 6565] <... chdir resumed>) = 0 [pid 6564] <... futex resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6566] <... set_robust_list resumed>) = 0 [pid 6565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6566] rt_sigprocmask(SIG_SETMASK, [] [pid 6565] <... prctl resumed>) = 0 [pid 6566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6565] setpgid(0, 0 [pid 6564] <... sendmsg resumed>) = 28 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6566] chdir("./89" [pid 6565] <... setpgid resumed>) = 0 [pid 6564] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 92 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6566] <... chdir resumed>) = 0 [pid 6565] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6564] <... futex resumed>) = 0 [pid 5777] close(3 [pid 5758] close(3 [pid 6564] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6564] <... futex resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6565] <... symlinkat resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] read(249 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... socket resumed>) = 3 [pid 6566] <... prctl resumed>) = 0 [pid 5758] close(3 [pid 6566] setpgid(0, 0 [pid 6565] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6564] <... sendmsg resumed>) = 20 [pid 6566] <... setpgid resumed>) = 0 [pid 6565] <... symlinkat resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6566] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6565] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6564] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... symlinkat resumed>) = 0 [pid 6566] <... symlinkat resumed>) = 0 [pid 6564] <... futex resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6566] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6564] close_range(3, 30, 0 [pid 5758] close(3) = 0 [pid 6565] <... openat resumed>) = 3 [pid 6564] <... close_range resumed>) = 0 [pid 5758] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6566] <... symlinkat resumed>) = 0 [pid 6564] exit_group(0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6567 attached [pid 6566] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6565] write(3, "1000", 4 [pid 6564] <... exit_group resumed>) = ? [pid 6566] <... symlinkat resumed>) = 0 [pid 6565] <... write resumed>) = 4 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 88 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6565] close(3 [pid 6566] <... openat resumed>) = 3 [pid 6565] <... close resumed>) = 0 [pid 6566] write(3, "1000", 4 [pid 6565] read(200, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6567] set_robust_list(0x5555771c07e0, 24 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6567] <... set_robust_list resumed>) = 0 [pid 6566] <... write resumed>) = 4 [pid 6565] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6567] rt_sigprocmask(SIG_SETMASK, [] [pid 6566] close(3 [pid 6565] <... symlinkat resumed>) = 0 [pid 6564] +++ exited with 0 +++ ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6568 attached [pid 6567] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6566] <... close resumed>) = 0 [pid 6565] close(249 [pid 6568] set_robust_list(0x55556d03f7e0, 24 [pid 6566] read(200 [pid 6565] <... close resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6568] <... set_robust_list resumed>) = 0 [pid 6567] chdir("./85" [pid 6566] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6565] close(248 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 87 [pid 6568] rt_sigprocmask(SIG_SETMASK, [] [pid 6566] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6565] <... close resumed>) = 0 [pid 6567] <... chdir resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6566] <... symlinkat resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6567] <... prctl resumed>) = 0 [pid 6566] close(249 [pid 6565] prctl(PR_SET_NAME, "syz.0.447" [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6567] setpgid(0, 0 [pid 5808] <... write resumed>) = 4 [pid 6567] <... setpgid resumed>) = 0 [pid 6567] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6566] <... close resumed>) = 0 [pid 6565] <... prctl resumed>) = 0 [pid 5808] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=921726677}) [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6565] close(4 [pid 5625] read(21 [pid 5808] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6566] close(248 [pid 6565] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6566] <... close resumed>) = 0 [pid 6568] chdir("./84" [pid 6567] <... symlinkat resumed>) = 0 [pid 6566] prctl(PR_SET_NAME, "syz.4.448" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xbe\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 216 [pid 6567] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5808] <... openat resumed>) = 3 [pid 6567] <... symlinkat resumed>) = 0 [pid 6565] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 569, NULL, 0) = 1 [pid 6568] <... chdir resumed>) = 0 [pid 6566] <... prctl resumed>) = 0 [pid 6565] <... futex resumed>) = 0 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6566] close(4 [pid 6565] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6566] <... close resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xc3\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] sched_yield( [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6567] <... symlinkat resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 5623] read(6 [pid 6568] <... prctl resumed>) = 0 [pid 6567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6565] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 6568] setpgid(0, 0 [pid 6567] <... openat resumed>) = 3 [pid 6566] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5623] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xbe\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x41\xc8\x17"..., 32516876) = 216 [pid 6568] <... setpgid resumed>) = 0 [pid 6567] write(3, "1000", 4 [pid 6566] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... openat resumed>) = 3 [pid 5808] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5615] <... sched_yield resumed>) = 0 [pid 6568] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6567] <... write resumed>) = 4 [pid 6566] <... futex resumed>) = 0 [pid 6565] setns(201, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5623] read(6 [pid 6568] <... symlinkat resumed>) = 0 [pid 6567] close(3 [pid 6566] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6565] <... setns resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./86/binderfs" [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6568] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6567] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] epoll_pwait(4 [pid 6568] <... symlinkat resumed>) = 0 [pid 6567] read(200 [pid 6565] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5623] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6567] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] unlink("./86/binderfs" [pid 5615] epoll_pwait(4 [pid 5623] epoll_pwait(4 [pid 6568] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6567] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6565] <... socket resumed>) = 4 [pid 6568] <... symlinkat resumed>) = 0 [pid 6567] <... symlinkat resumed>) = 0 [pid 6566] <... openat resumed>) = 3 [pid 6565] setns(3, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6567] close(249 [pid 6566] setns(201, 0 [pid 6565] <... setns resumed>) = 0 [pid 5808] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6568] write(3, "1000", 4 [pid 6567] <... close resumed>) = 0 [pid 6566] <... setns resumed>) = 0 [pid 6565] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6568] <... write resumed>) = 4 [pid 6567] close(248 [pid 6566] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6565] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./86/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=384559996} [pid 6568] close(3 [pid 6567] <... close resumed>) = 0 [pid 6566] <... socket resumed>) = 4 [pid 6565] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6568] <... close resumed>) = 0 [pid 6567] prctl(PR_SET_NAME, "syz.2.450" [pid 6566] setns(3, 0 [pid 6565] <... futex resumed>) = 0 [pid 5808] unlink("./86/cgroup.net" [pid 6568] read(200 [pid 6567] <... prctl resumed>) = 0 [pid 6566] <... setns resumed>) = 0 [pid 6568] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6567] close(4 [pid 6566] close(3 [pid 6565] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6568] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6567] <... close resumed>) = 0 [pid 6566] <... close resumed>) = 0 [pid 6568] <... symlinkat resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 5808] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 402, NULL, 0) = 1 [pid 6568] close(249 [pid 6567] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 6565] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6568] <... close resumed>) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... sendto resumed>) = 32 [pid 5808] newfstatat(AT_FDCWD, "./86/cgroup.cpu" [pid 5623] <... futex resumed>) = 1 [pid 6568] close(248 [pid 5623] read(6 [pid 5615] <... futex resumed>) = 0 [pid 6568] <... close resumed>) = 0 [pid 6567] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 6565] recvfrom(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5623] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xc3\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6568] prctl(PR_SET_NAME, "syz.1.449" [pid 6567] <... futex resumed>) = 0 [pid 6566] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6565] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=87}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6568] <... prctl resumed>) = 0 [pid 6567] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6566] <... sendto resumed>) = 32 [pid 6565] recvfrom(4 [pid 5808] unlink("./86/cgroup.cpu" [pid 5623] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6568] close(4 [pid 6567] <... openat resumed>) = 3 [pid 6566] recvfrom(4 [pid 6565] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=87}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... unlink resumed>) = 0 [pid 6568] <... close resumed>) = 0 [pid 6567] setns(201, 0 [pid 6566] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=92}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6565] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] epoll_pwait(4 [pid 6568] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... setns resumed>) = 0 [pid 6566] recvfrom(4 [pid 6565] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6568] <... futex resumed>) = 0 [pid 6567] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6566] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=92}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6565] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./86/cgroup" [pid 6568] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... socket resumed>) = 4 [pid 6566] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6567] setns(3, 0 [pid 6566] <... futex resumed>) = 0 [pid 6565] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] unlink("./86/cgroup" [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 6568] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6567] <... setns resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=949104577}) [pid 5623] <... write resumed>) = 424 [pid 6568] <... openat resumed>) = 3 [pid 6567] close(3 [pid 6566] <... futex resumed>) = 0 [pid 6565] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 5625] read(3 [pid 5623] read(6 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 6567] <... close resumed>) = 0 [pid 6566] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6565] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5623] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6568] setns(201, 0 [pid 6567] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6565] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 5625] read(3 [pid 5623] futex(0x1f8cd6e1b160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] <... futex resumed>) = 1 [pid 5610] <... futex resumed>) = 0 [pid 6568] <... setns resumed>) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6568] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6567] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 6565] <... futex resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./86", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] <... socket resumed>) = 4 [pid 6567] <... futex resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6568] setns(3, 0 [pid 6567] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6566] <... futex resumed>) = 0 [pid 6565] <... sendmsg resumed>) = 28 [pid 5808] <... unlinkat resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=342983906} [pid 6568] <... setns resumed>) = 0 [pid 6566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6565] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] close(3 [pid 6567] <... sendto resumed>) = 32 [pid 6565] <... futex resumed>) = 0 [pid 6568] <... close resumed>) = 0 [pid 6566] <... sendmsg resumed>) = 28 [pid 6565] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] mkdirat(AT_FDCWD, "./87", 0777 [pid 6568] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] recvfrom(4 [pid 6566] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = 0 [pid 6565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6568] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=88}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6566] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... sendmsg resumed>) = 20 [pid 5808] <... mkdirat resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6567] recvfrom(4 [pid 6566] <... futex resumed>) = 0 [pid 6568] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6567] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=88}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6565] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6568] <... sendto resumed>) = 32 [pid 6567] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... sendmsg resumed>) = 20 [pid 6565] <... futex resumed>) = 0 [pid 6568] recvfrom(4 [pid 6567] <... futex resumed>) = 0 [pid 6566] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... openat resumed>) = 3 [pid 6568] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1781257529}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6567] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6568] recvfrom(4 [pid 6565] close_range(3, 30, 0 [pid 6568] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1781257529}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6567] <... futex resumed>) = 0 [pid 6566] close_range(3, 30, 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6565] <... close_range resumed>) = 0 [pid 6568] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6567] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6568] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6567] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6565] exit_group(0 [pid 5808] close(3 [pid 6565] <... exit_group resumed>) = ? [pid 6567] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 6568] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 28 [pid 6568] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 20 [pid 6568] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6566] <... close_range resumed>) = 0 [pid 6567] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6568] close_range(3, 30, 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] exit_group(0 [pid 5808] <... socket resumed>) = 3 [pid 6567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6566] <... exit_group resumed>) = ? [pid 5808] close(3 [pid 6568] <... close_range resumed>) = 0 [pid 6567] <... sendmsg resumed>) = 28 [pid 5808] <... close resumed>) = 0 [pid 6568] exit_group(0 [pid 6567] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] +++ exited with 0 +++ [pid 6565] +++ exited with 0 +++ [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6567] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6568] <... exit_group resumed>) = ? [pid 5808] <... socket resumed>) = 3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6567] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] close(3 [pid 5783] rt_sigreturn({mask=[]} [pid 6567] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 6567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 6568] +++ exited with 0 +++ [pid 5808] <... close resumed>) = 0 [pid 6567] <... sendmsg resumed>) = 20 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6567] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigreturn({mask=[]} [pid 6567] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6567] close_range(3, 30, 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] close(3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6567] <... close_range resumed>) = 0 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 6567] exit_group(0 [pid 5808] <... close resumed>) = 0 [pid 6567] <... exit_group resumed>) = ? [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=930915703}) [pid 5815] <... write resumed>) = 4 [pid 5625] read(18 [pid 5783] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xc0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 216 [pid 5815] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5808] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 345, NULL, 0) = 1 [pid 5815] fstat(3 [pid 5808] <... close resumed>) = 0 [pid 5758] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 216 [pid 5783] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5758] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xc4\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] read(249 [pid 5625] <... write resumed>) = 56 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] getdents64(3 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5758] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... openat resumed>) = 3 [pid 5615] <... futex resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 5615] sched_yield( [pid 5610] read(6 [pid 6567] +++ exited with 0 +++ [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] fstat(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 48 [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xc0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 32516876) = 216 [pid 5815] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] fstat(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] read(6 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [13 29], left {tv_sec=0, tv_nsec=999977129}) [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] newfstatat(AT_FDCWD, "./89/binderfs" [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] read(29 [pid 5758] getdents64(3 [pid 5610] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] getdents64(3 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] unlink("./89/binderfs" [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] rt_sigreturn({mask=[]} [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5610] epoll_pwait(4 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xbf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x7b\x9a\x17"..., 216 [pid 5815] <... unlink resumed>) = 0 [pid 5783] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=256179572}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6569 attached [pid 5815] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./84/binderfs" [pid 5758] newfstatat(AT_FDCWD, "./84/binderfs" [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xc5\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5815] newfstatat(AT_FDCWD, "./89/cgroup.net" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... write resumed>) = 4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./84/binderfs" [pid 6569] set_robust_list(0x5555673497e0, 24 [pid 5815] unlink("./89/cgroup.net" [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 90 [pid 5783] unlink("./84/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6569] <... set_robust_list resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... unlink resumed>) = 0 [pid 6569] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 6569] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6569] chdir("./87" [pid 5815] newfstatat(AT_FDCWD, "./89/cgroup.cpu" [pid 5777] <... openat resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./84/cgroup.net" [pid 5625] read(13 [pid 6569] <... chdir resumed>) = 0 [pid 6569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6569] setpgid(0, 0) = 0 [pid 6569] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5777] fstat(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xc1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4e\x69\x16"..., 216 [pid 5777] getdents64(3 [pid 5758] unlink("./84/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 6569] <... symlinkat resumed>) = 0 [pid 5815] unlink("./89/cgroup.cpu" [pid 5777] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xc6\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6569] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5777] newfstatat(AT_FDCWD, "./85/binderfs" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 260, NULL, 0) = 1 [pid 6569] <... symlinkat resumed>) = 0 [pid 5815] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... futex resumed>) = 1 [pid 6569] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] newfstatat(AT_FDCWD, "./89/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./85/binderfs" [pid 5758] newfstatat(AT_FDCWD, "./84/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6569] <... symlinkat resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./84/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999963401}) [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xc4\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 592 [pid 6569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] unlink("./89/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./84/cgroup.cpu" [pid 5625] read(23 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xce\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6569] <... openat resumed>) = 3 [pid 5610] <... write resumed>) = 424 [pid 5815] <... unlink resumed>) = 0 [pid 5783] unlink("./84/cgroup.net" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6569] write(3, "1000", 4 [pid 5815] getdents64(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./85/cgroup.net" [pid 5758] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xc2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x69\x20\x17"..., 216 [pid 5615] epoll_pwait(4 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] unlink("./85/cgroup.net" [pid 5610] <... write resumed>) = 424 [pid 6569] <... write resumed>) = 4 [pid 5783] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] newfstatat(AT_FDCWD, "./84/cgroup" [pid 5625] <... write resumed>) = 216 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6569] close(3 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xc7\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... write resumed>) = 424 [pid 6569] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./84/cgroup.cpu" [pid 5777] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./84/cgroup" [pid 5625] <... write resumed>) = 56 [pid 5610] read(6 [pid 6569] read(200 [pid 5815] unlinkat(AT_FDCWD, "./89", AT_REMOVEDIR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xc2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x69\x20\x17"..., 32516876) = 272 [pid 6569] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] unlink("./84/cgroup.cpu" [pid 5777] newfstatat(AT_FDCWD, "./85/cgroup.cpu" [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6569] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] mkdirat(AT_FDCWD, "./90", 0777 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6569] <... symlinkat resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./85/cgroup.cpu" [pid 5758] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981690}) [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] read(6 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6569] close(249 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlinkat(AT_FDCWD, "./84", AT_REMOVEDIR [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] epoll_pwait(4 [pid 6569] <... close resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] newfstatat(AT_FDCWD, "./84/cgroup" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] read(3 [pid 5615] <... futex resumed>) = 1 [pid 5619] <... futex resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] newfstatat(AT_FDCWD, "./85/cgroup" [pid 5758] mkdirat(AT_FDCWD, "./85", 0777 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xce\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 6569] close(248 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6569] <... close resumed>) = 0 [pid 5815] close(3 [pid 5783] unlink("./84/cgroup" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6569] prctl(PR_SET_NAME, "syz.3.451" [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./85/cgroup" [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981837}) [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6569] <... prctl resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... unlink resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=189153542} [pid 6569] close(4 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] getdents64(3 [pid 5758] <... openat resumed>) = 3 [pid 5625] read(3 [pid 6569] <... close resumed>) = 0 [pid 5815] close(3 [pid 5783] close(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5777] close(3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6569] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] close(3 [pid 5625] read(3 [pid 6569] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlinkat(AT_FDCWD, "./84", AT_REMOVEDIR [pid 5777] unlinkat(AT_FDCWD, "./85", AT_REMOVEDIR [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xcf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... socket resumed>) = 3 [pid 5815] close(3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6569] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./85", 0777 [pid 5777] mkdirat(AT_FDCWD, "./86", 0777 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983349}) [pid 6569] <... futex resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] close(3 [pid 5625] read(3 [pid 6569] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6569] <... openat resumed>) = 3 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6569] setns(201, 0 [pid 5815] <... socket resumed>) = 3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6569] <... setns resumed>) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5815] close(3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] close(3) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5783] close(3 [pid 5815] <... close resumed>) = 0 [pid 6569] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6569] <... socket resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983111}) [pid 6569] setns(3, 0 [pid 5815] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 6569] <... setns resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 6569] close(3 [pid 5815] read(249 [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6569] <... close resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6569] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... close resumed>) = 0 [pid 5758] close(3 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(3 [pid 6569] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6569] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6569] <... futex resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... socket resumed>) = 3 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 6569] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5777] close(3 [pid 5758] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6570 attached [pid 5783] close(3 [pid 6570] set_robust_list(0x55556b15e7e0, 24 [pid 6569] <... sendto resumed>) = 32 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 93 [pid 5783] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] close(3 [pid 6570] <... set_robust_list resumed>) = 0 [pid 6569] recvfrom(4 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6570] rt_sigprocmask(SIG_SETMASK, [] [pid 6569] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=90}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6570] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6569] recvfrom(4 [pid 5777] <... socket resumed>) = 3 [pid 5783] close(3) = 0 [pid 5758] read(249 [pid 5783] read(249, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5777] close(3 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6570] chdir("./90" [pid 6569] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=90}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... close resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6570] <... chdir resumed>) = 0 [pid 6569] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6569] <... futex resumed>) = 0 [pid 5777] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6571 attached ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6572 attached [pid 6570] <... prctl resumed>) = 0 [pid 6569] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] close(3 [pid 6570] setpgid(0, 0 [pid 6569] <... futex resumed>) = 0 [pid 6572] set_robust_list(0x55556d03f7e0, 24 [pid 6571] set_robust_list(0x5555944427e0, 24 [pid 6570] <... setpgid resumed>) = 0 [pid 6569] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 88 [pid 5777] <... close resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 88 [pid 6572] <... set_robust_list resumed>) = 0 [pid 6571] <... set_robust_list resumed>) = 0 [pid 6570] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6569] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6572] rt_sigprocmask(SIG_SETMASK, [] [pid 6569] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] read(249 [pid 6572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6571] rt_sigprocmask(SIG_SETMASK, [] [pid 6570] <... symlinkat resumed>) = 0 [pid 6569] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6572] chdir("./85" [pid 6571] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6570] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6569] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6572] <... chdir resumed>) = 0 [pid 6572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6570] <... symlinkat resumed>) = 0 [pid 6571] chdir("./85" [pid 6569] <... futex resumed>) = 0 [pid 6570] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6572] <... prctl resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6571] <... chdir resumed>) = 0 [pid 6569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6572] setpgid(0, 0 [pid 6571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6570] <... symlinkat resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6571] <... prctl resumed>) = 0 [pid 6570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6569] <... sendmsg resumed>) = 28 [pid 6571] setpgid(0, 0 [pid 6572] <... setpgid resumed>) = 0 [pid 6571] <... setpgid resumed>) = 0 [pid 6570] <... openat resumed>) = 3 [pid 6569] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6573 attached [pid 6572] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6571] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6570] write(3, "1000", 4 [pid 6569] <... futex resumed>) = 0 [pid 6573] set_robust_list(0x5555771c07e0, 24 [pid 6572] <... symlinkat resumed>) = 0 [pid 6572] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu") = 0 [pid 6573] <... set_robust_list resumed>) = 0 [pid 6570] <... write resumed>) = 4 [pid 6569] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6573] rt_sigprocmask(SIG_SETMASK, [] [pid 6572] <... symlinkat resumed>) = 0 [pid 6570] close(3 [pid 6569] <... futex resumed>) = 0 [pid 6573] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6570] <... close resumed>) = 0 [pid 6569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6570] read(200 [pid 6569] <... sendmsg resumed>) = 20 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 89 [pid 6573] chdir("./86" [pid 6572] <... openat resumed>) = 3 [pid 6571] <... symlinkat resumed>) = 0 [pid 6570] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6569] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6573] <... chdir resumed>) = 0 [pid 6571] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6570] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6569] <... futex resumed>) = 0 [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6569] close_range(3, 30, 0 [pid 6572] write(3, "1000", 4 [pid 6570] <... symlinkat resumed>) = 0 [pid 6573] <... prctl resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6573] setpgid(0, 0 [pid 6572] <... write resumed>) = 4 [pid 6570] close(249 [pid 6569] <... close_range resumed>) = 0 [pid 6571] <... symlinkat resumed>) = 0 [pid 6573] <... setpgid resumed>) = 0 [pid 6572] close(3 [pid 6571] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6570] <... close resumed>) = 0 [pid 6569] exit_group(0 [pid 6573] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6572] <... close resumed>) = 0 [pid 6570] close(248 [pid 6569] <... exit_group resumed>) = ? [pid 6573] <... symlinkat resumed>) = 0 [pid 6572] read(200 [pid 6571] <... symlinkat resumed>) = 0 [pid 6572] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6573] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6572] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs") = 0 [pid 6572] close(249 [pid 6573] <... symlinkat resumed>) = 0 [pid 6571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6570] <... close resumed>) = 0 [pid 6569] +++ exited with 0 +++ [pid 6573] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6570] prctl(PR_SET_NAME, "syz.4.452" [pid 6573] <... symlinkat resumed>) = 0 [pid 6572] <... close resumed>) = 0 [pid 6571] <... openat resumed>) = 3 [pid 6570] <... prctl resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5619] <... epoll_pwait resumed>, [], 128, 195, NULL, 0) = 0 [pid 5615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6571] write(3, "1000", 4 [pid 6570] close(4 [pid 5808] rt_sigreturn({mask=[]} [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 5610] <... futex resumed>) = 0 [pid 6571] <... write resumed>) = 4 [pid 5610] epoll_pwait(4 [pid 6573] <... openat resumed>) = 3 [pid 6572] close(248 [pid 6570] <... close resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6573] write(3, "1000", 4 [pid 6572] <... close resumed>) = 0 [pid 6571] close(3 [pid 5619] epoll_pwait(4 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6573] <... write resumed>) = 4 [pid 6572] prctl(PR_SET_NAME, "syz.1.454" [pid 6571] <... close resumed>) = 0 [pid 6570] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=978796779} [pid 6573] close(3 [pid 6572] <... prctl resumed>) = 0 [pid 6571] read(200 [pid 6570] <... futex resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6573] <... close resumed>) = 0 [pid 6572] close(4 [pid 6571] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... write resumed>) = 4 [pid 6572] <... close resumed>) = 0 [pid 6570] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=839912877}) [pid 6571] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6573] read(200 [pid 6572] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = 0 [pid 5808] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6573] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] <... symlinkat resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(21 [pid 6573] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6572] <... futex resumed>) = 0 [pid 6573] <... symlinkat resumed>) = 0 [pid 6572] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] close(249 [pid 6570] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6571] <... close resumed>) = 0 [pid 6573] close(249 [pid 6572] <... futex resumed>) = 0 [pid 6573] <... close resumed>) = 0 [pid 6572] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6571] close(248 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xc3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x6b\x95\x1a"..., 216 [pid 6573] close(248 [pid 6572] <... openat resumed>) = 3 [pid 6570] <... openat resumed>) = 3 [pid 6573] <... close resumed>) = 0 [pid 6573] prctl(PR_SET_NAME, "syz.2.455") = 0 [pid 6573] close(4 [pid 6572] setns(201, 0 [pid 6571] <... close resumed>) = 0 [pid 6573] <... close resumed>) = 0 [pid 6572] <... setns resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 979, NULL, 0) = 1 [pid 6571] prctl(PR_SET_NAME, "syz.0.453" [pid 6573] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6570] setns(201, 0 [pid 5808] fstat(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xc8\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6571] <... prctl resumed>) = 0 [pid 6570] <... setns resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] <... socket resumed>) = 4 [pid 6571] close(4 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6573] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] setns(3, 0 [pid 6571] <... close resumed>) = 0 [pid 6570] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6573] <... futex resumed>) = 0 [pid 6572] <... setns resumed>) = 0 [pid 6571] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... socket resumed>) = 4 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xc3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x6b\x95\x1a"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6573] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6572] close(3 [pid 6571] <... futex resumed>) = 0 [pid 6570] setns(3, 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6573] <... openat resumed>) = 3 [pid 6572] <... close resumed>) = 0 [pid 6571] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... setns resumed>) = 0 [pid 5808] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6572] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = 0 [pid 6570] close(3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 5615] sched_getaffinity(0, 8192 [pid 6573] setns(201, 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6570] <... close resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./87/binderfs" [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6573] <... setns resumed>) = 0 [pid 6572] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... openat resumed>) = 3 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6573] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5619] epoll_pwait(4 [pid 6570] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... socket resumed>) = 4 [pid 6570] <... futex resumed>) = 0 [pid 5808] unlink("./87/binderfs" [pid 6573] setns(3, 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] setns(201, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=934983596} [pid 6573] <... setns resumed>) = 0 [pid 6572] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6571] <... setns resumed>) = 0 [pid 6570] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] close(3 [pid 6572] <... sendto resumed>) = 32 [pid 6571] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6570] <... futex resumed>) = 0 [pid 5808] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6573] <... close resumed>) = 0 [pid 6570] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6573] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] recvfrom(4 [pid 6571] <... socket resumed>) = 4 [pid 5808] newfstatat(AT_FDCWD, "./87/cgroup.net" [pid 6573] <... futex resumed>) = 0 [pid 6572] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=88}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6570] <... sendto resumed>) = 32 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6573] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] recvfrom(4 [pid 6571] setns(3, 0 [pid 6570] recvfrom(4 [pid 5808] unlink("./87/cgroup.net" [pid 6573] <... futex resumed>) = 0 [pid 6572] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=88}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6571] <... setns resumed>) = 0 [pid 6570] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=93}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... unlink resumed>) = 0 [pid 6573] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6572] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] close(3 [pid 6570] recvfrom(4 [pid 5808] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6573] <... sendto resumed>) = 32 [pid 6572] <... futex resumed>) = 0 [pid 6571] <... close resumed>) = 0 [pid 6570] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=93}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 939, NULL, 0) = 1 [pid 6573] recvfrom(4 [pid 6572] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6573] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=89}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6572] <... futex resumed>) = 0 [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./87/cgroup.cpu" [pid 6573] recvfrom(4 [pid 6572] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6571] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6573] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=89}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6572] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6573] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = 0 [pid 6570] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./87/cgroup.cpu" [pid 5619] read(6 [pid 5615] sched_yield( [pid 6573] <... futex resumed>) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6570] <... futex resumed>) = 0 [pid 6573] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... sendto resumed>) = 32 [pid 6570] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xc8\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5615] <... sched_yield resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] recvfrom(4 [pid 6570] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6573] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6571] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-16729400}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6570] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 6573] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6572] <... sendmsg resumed>) = 28 [pid 6571] recvfrom(4 [pid 6570] <... futex resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6573] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-16729400}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] newfstatat(AT_FDCWD, "./87/cgroup" [pid 6573] <... futex resumed>) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6573] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./87/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=953570332}) [pid 6573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6573] <... sendmsg resumed>) = 28 [pid 6572] <... sendmsg resumed>) = 20 [pid 6570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 6573] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] getdents64(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6573] <... futex resumed>) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6571] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6570] <... sendmsg resumed>) = 28 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6573] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] close_range(3, 30, 0 [pid 6571] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] <... close_range resumed>) = 0 [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 6573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6572] exit_group(0 [pid 6571] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlinkat(AT_FDCWD, "./87", AT_REMOVEDIR [pid 5619] epoll_pwait(4 [pid 5610] <... futex resumed>) = 0 [pid 6573] <... sendmsg resumed>) = 20 [pid 6572] <... exit_group resumed>) = ? [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6573] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6573] <... futex resumed>) = 0 [pid 6572] +++ exited with 0 +++ [pid 6570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] mkdirat(AT_FDCWD, "./88", 0777 [pid 6573] close_range(3, 30, 0 [pid 6571] <... sendmsg resumed>) = 28 [pid 6570] <... sendmsg resumed>) = 20 [pid 5808] <... mkdirat resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=855591956} [pid 6573] <... close_range resumed>) = 0 [pid 6571] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5758] rt_sigreturn({mask=[]} [pid 6573] exit_group(0 [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = 0 [pid 6573] <... exit_group resumed>) = ? [pid 6571] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] close_range(3, 30, 0 [pid 5808] <... openat resumed>) = 3 [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6571] <... futex resumed>) = 0 [pid 6571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 20 [pid 6571] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6571] <... futex resumed>) = 0 [pid 6570] <... close_range resumed>) = 0 [pid 6573] +++ exited with 0 +++ [pid 6571] close_range(3, 30, 0 [pid 6570] exit_group(0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 6571] <... close_range resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... write resumed>) = 4 [pid 6570] <... exit_group resumed>) = ? [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=960665680}) [pid 5808] <... socket resumed>) = 3 [pid 5758] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5758] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5758] fstat(3 [pid 6571] exit_group(0 [pid 6570] +++ exited with 0 +++ [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(13 [pid 6571] <... exit_group resumed>) = ? [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] rt_sigreturn({mask=[]} [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] rt_sigreturn({mask=[]} [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xc6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 216 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 870, NULL, 0) = 1 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5808] close(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xc9\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5815] <... write resumed>) = 4 [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xc6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 32516876) = 216 [pid 5815] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] +++ exited with 0 +++ [pid 5815] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5758] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5610] epoll_pwait(4 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... write resumed>) = 4 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5808] close(3 [pid 5783] rt_sigreturn({mask=[]} [pid 5758] newfstatat(AT_FDCWD, "./85/binderfs" [pid 5808] <... close resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] epoll_pwait(4 [pid 5815] fstat(3 [pid 5625] <... pselect6 resumed>) = 2 (in [18 23], left {tv_sec=0, tv_nsec=999970702}) [pid 5615] epoll_pwait(4 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] unlink("./85/binderfs" [pid 5625] read(23 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] getdents64(3 [pid 5808] <... socket resumed>) = 3 [pid 5783] <... write resumed>) = 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] close(3 [pid 5783] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xc7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x53\x42\x18"..., 216 [pid 5815] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] read(249 [pid 5783] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=796721037} [pid 5815] newfstatat(AT_FDCWD, "./90/binderfs" [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... openat resumed>) = 3 [pid 5758] newfstatat(AT_FDCWD, "./85/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xca\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] fstat(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] getdents64(3 [pid 5758] unlink("./85/cgroup.net" [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] fstat(3 [pid 5815] unlink("./90/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5758] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6574 attached [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5758] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xca\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6574] set_robust_list(0x5555673497e0, 24 [pid 5815] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 91 [pid 5783] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 6574] <... set_robust_list resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 6574] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] newfstatat(AT_FDCWD, "./90/cgroup.net" [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] newfstatat(AT_FDCWD, "./85/binderfs" [pid 5777] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] newfstatat(AT_FDCWD, "./85/cgroup.cpu" [pid 6574] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 805, NULL, 0) = 1 [pid 6574] chdir("./88" [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./85/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] unlink("./85/cgroup.cpu" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] unlink("./90/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./86/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xc4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x95\x62\x1d"..., 216 [pid 5610] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xc9\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 544 [pid 6574] <... chdir resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./86/binderfs" [pid 5758] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xcb\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6574] <... prctl resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6574] setpgid(0, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./85/cgroup.net" [pid 5777] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./85/cgroup" [pid 6574] <... setpgid resumed>) = 0 [pid 5610] <... write resumed>) = 424 [pid 6574] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] newfstatat(AT_FDCWD, "./90/cgroup.cpu" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 6574] <... symlinkat resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] unlink("./90/cgroup.cpu" [pid 5783] unlink("./85/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./86/cgroup.net" [pid 5758] unlink("./85/cgroup" [pid 5625] <... write resumed>) = 48 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... write resumed>) = 424 [pid 6574] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlink("./86/cgroup.net" [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] read(6 [pid 6574] <... symlinkat resumed>) = 0 [pid 5815] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] getdents64(3 [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999845752}) [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xcb\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6574] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6574] <... symlinkat resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./90/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./85/cgroup.cpu" [pid 5777] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... write resumed>) = 424 [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] read(6 [pid 6574] <... openat resumed>) = 3 [pid 5815] unlink("./90/cgroup" [pid 5783] unlink("./85/cgroup.cpu" [pid 5758] unlinkat(AT_FDCWD, "./85", AT_REMOVEDIR [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./86/cgroup.cpu" [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 5815] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6574] write(3, "1000", 4 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] mkdirat(AT_FDCWD, "./86", 0777 [pid 5777] unlink("./86/cgroup.cpu" [pid 5625] read(29 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6574] <... write resumed>) = 4 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=738997008} [pid 6574] close(3 [pid 5815] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./85/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xc5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2b\xfb\x1d"..., 216 [pid 6574] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6574] read(200 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 741, NULL, 0) = 1 [pid 5815] unlinkat(AT_FDCWD, "./90", AT_REMOVEDIR [pid 5783] unlink("./85/cgroup" [pid 5777] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6574] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xcc\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... futex resumed>) = 1 [pid 6574] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5815] mkdirat(AT_FDCWD, "./91", 0777 [pid 5777] newfstatat(AT_FDCWD, "./86/cgroup" [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xc5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x2b\xfb\x1d"..., 32516876) = 216 [pid 6574] <... symlinkat resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5610] read(6 [pid 6574] close(249 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] unlink("./86/cgroup" [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] <... close resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 5610] epoll_pwait(4 [pid 6574] close(248 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] <... close resumed>) = 0 [pid 5777] getdents64(3 [pid 5758] close(3 [pid 5625] <... write resumed>) = 48 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6574] <... close resumed>) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] unlinkat(AT_FDCWD, "./85", AT_REMOVEDIR [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] epoll_pwait(4 [pid 5815] close(3 [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999973779}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=725195363} [pid 5815] <... close resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlinkat(AT_FDCWD, "./86", AT_REMOVEDIR [pid 5625] read(3 [pid 6574] prctl(PR_SET_NAME, "syz.3.456" [pid 5815] <... socket resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6574] <... prctl resumed>) = 0 [pid 5815] close(3 [pid 5783] mkdirat(AT_FDCWD, "./86", 0777 [pid 5777] mkdirat(AT_FDCWD, "./87", 0777 [pid 5625] read(3 [pid 6574] close(4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6574] <... close resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] <... socket resumed>) = 3 [pid 6574] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983559}) [pid 5815] <... close resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] read(3 [pid 6574] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6574] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5815] close(3 [pid 5777] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6574] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6574] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 6574] <... openat resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5815] close(3 [pid 6574] setns(201, 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6574] <... setns resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6574] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] read(249 [pid 5783] close(3 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6574] <... socket resumed>) = 4 [pid 5758] close(3 [pid 6574] setns(3, 0 [pid 5783] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6574] <... setns resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... socket resumed>) = 3 [pid 6574] close(3 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] close(3 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6574] <... close resumed>) = 0 [pid 6574] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 5758] close(3 [pid 6574] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6574] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... socket resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5777] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6575 attached [pid 5783] <... socket resumed>) = 3 [pid 5777] <... close resumed>) = 0 [pid 5758] read(249 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xc9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 728, NULL, 0) = 1 [pid 6574] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6574] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... close resumed>) = 0 [pid 5777] close(3 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... futex resumed>) = 1 [pid 6575] set_robust_list(0x55556b15e7e0, 24 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6575] <... set_robust_list resumed>) = 0 [pid 6574] <... sendto resumed>) = 32 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 94 [pid 5777] <... close resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xcc\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 6575] rt_sigprocmask(SIG_SETMASK, [] [pid 6574] recvfrom(4 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] read(249ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6576 attached [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6575] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6574] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=91}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xca\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6576] set_robust_list(0x55556d03f7e0, 24 [pid 6575] chdir("./91" [pid 6574] recvfrom(4 [pid 5783] <... socket resumed>) = 3 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=952447203}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6576] <... set_robust_list resumed>) = 0 [pid 6575] <... chdir resumed>) = 0 [pid 6574] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=91}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] close(3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 89 [pid 5625] read(3 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6576] rt_sigprocmask(SIG_SETMASK, [] [pid 6575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6574] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... futex resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6575] <... prctl resumed>) = 0 [pid 6574] <... futex resumed>) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 5783] read(249 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6576] chdir("./86" [pid 6575] setpgid(0, 0 [pid 6574] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6575] <... setpgid resumed>) = 0 [pid 6574] <... futex resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6577 attached [pid 6576] <... chdir resumed>) = 0 [pid 6575] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6574] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6577] set_robust_list(0x5555771c07e0, 24 [pid 6576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6574] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 90 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=635254324} [pid 6577] <... set_robust_list resumed>) = 0 [pid 6576] <... prctl resumed>) = 0 [pid 6575] <... symlinkat resumed>) = 0 [pid 6574] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 6574] <... futex resumed>) = 0 [pid 6577] rt_sigprocmask(SIG_SETMASK, [] [pid 6576] setpgid(0, 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6577] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6576] <... setpgid resumed>) = 0 [pid 6575] <... symlinkat resumed>) = 0 [pid 6574] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6577] chdir("./87" [pid 6576] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6575] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6574] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6578 attached [pid 6577] <... chdir resumed>) = 0 [pid 6576] <... symlinkat resumed>) = 0 [pid 6575] <... symlinkat resumed>) = 0 [pid 6574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6578] set_robust_list(0x5555944427e0, 24 [pid 6577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6576] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6574] <... sendmsg resumed>) = 28 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 89 [pid 6578] <... set_robust_list resumed>) = 0 [pid 6577] <... prctl resumed>) = 0 [pid 6576] <... symlinkat resumed>) = 0 [pid 6575] <... openat resumed>) = 3 [pid 6574] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] rt_sigprocmask(SIG_SETMASK, [] [pid 6577] setpgid(0, 0 [pid 6576] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6575] write(3, "1000", 4 [pid 6574] <... futex resumed>) = 0 [pid 6578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6577] <... setpgid resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6575] <... write resumed>) = 4 [pid 6574] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6575] close(3 [pid 6574] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6576] <... symlinkat resumed>) = 0 [pid 6574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6578] chdir("./86" [pid 6577] <... symlinkat resumed>) = 0 [pid 6576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6575] <... close resumed>) = 0 [pid 6574] <... sendmsg resumed>) = 20 [pid 6578] <... chdir resumed>) = 0 [pid 6578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6576] <... openat resumed>) = 3 [pid 6575] read(200 [pid 6574] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... prctl resumed>) = 0 [pid 6577] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6576] write(3, "1000", 4 [pid 6575] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] <... futex resumed>) = 0 [pid 6578] setpgid(0, 0 [pid 6577] <... symlinkat resumed>) = 0 [pid 6576] <... write resumed>) = 4 [pid 6575] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6574] close_range(3, 30, 0 [pid 6576] close(3 [pid 6575] <... symlinkat resumed>) = 0 [pid 6578] <... setpgid resumed>) = 0 [pid 6577] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6576] <... close resumed>) = 0 [pid 6574] <... close_range resumed>) = 0 [pid 6577] <... symlinkat resumed>) = 0 [pid 6576] read(200 [pid 6578] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6575] close(249 [pid 6574] exit_group(0 [pid 6576] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6575] <... close resumed>) = 0 [pid 6574] <... exit_group resumed>) = ? [pid 6578] <... symlinkat resumed>) = 0 [pid 6577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6575] close(248) = 0 [pid 6578] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6577] write(3, "1000", 4 [pid 6576] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6578] <... symlinkat resumed>) = 0 [pid 6577] <... write resumed>) = 4 [pid 6575] prctl(PR_SET_NAME, "syz.4.459" [pid 6577] close(3 [pid 6576] <... symlinkat resumed>) = 0 [pid 6575] <... prctl resumed>) = 0 [pid 6577] <... close resumed>) = 0 [pid 6577] read(200 [pid 6575] close(4 [pid 6578] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6577] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6576] close(249 [pid 6575] <... close resumed>) = 0 [pid 6578] <... symlinkat resumed>) = 0 [pid 6577] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6576] <... close resumed>) = 0 [pid 6575] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6577] <... symlinkat resumed>) = 0 [pid 6576] close(248 [pid 6574] +++ exited with 0 +++ [pid 6578] <... openat resumed>) = 3 [pid 6577] close(249 [pid 6576] <... close resumed>) = 0 [pid 6578] write(3, "1000", 4 [pid 6576] prctl(PR_SET_NAME, "syz.1.457" [pid 6578] <... write resumed>) = 4 [pid 6577] <... close resumed>) = 0 [pid 6576] <... prctl resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6578] close(3 [pid 6577] close(248 [pid 6576] close(4 [pid 6575] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... close resumed>) = 0 [pid 6577] <... close resumed>) = 0 [pid 6576] <... close resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6578] read(200 [pid 6577] prctl(PR_SET_NAME, "syz.2.458" [pid 6575] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6578] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6577] <... prctl resumed>) = 0 [pid 6578] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6577] close(4 [pid 6578] <... symlinkat resumed>) = 0 [pid 6575] <... openat resumed>) = 3 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6578] close(249 [pid 6577] <... close resumed>) = 0 [pid 6576] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] rt_sigreturn({mask=[]} [pid 6578] <... close resumed>) = 0 [pid 6577] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] <... futex resumed>) = 0 [pid 6575] setns(201, 0 [pid 5808] <... rt_sigreturn resumed>) = 91 [pid 6578] close(248 [pid 6577] <... futex resumed>) = 0 [pid 6576] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... setns resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6578] <... close resumed>) = 0 [pid 6577] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] <... futex resumed>) = 0 [pid 6575] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] <... write resumed>) = 4 [pid 6578] prctl(PR_SET_NAME, "syz.0.460" [pid 6577] <... futex resumed>) = 0 [pid 6576] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6575] <... socket resumed>) = 4 [pid 5808] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=924941660}) [pid 6578] <... prctl resumed>) = 0 [pid 6577] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6576] <... openat resumed>) = 3 [pid 6575] setns(3, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(21 [pid 6578] close(4 [pid 6577] <... openat resumed>) = 3 [pid 6576] setns(201, 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6578] <... close resumed>) = 0 [pid 6577] setns(201, 0 [pid 6576] <... setns resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xc8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xed\x3e\x17"..., 216 [pid 6578] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... setns resumed>) = 0 [pid 6576] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6575] <... setns resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 644, NULL, 0) = 1 [pid 6578] <... futex resumed>) = 0 [pid 6577] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6576] <... socket resumed>) = 4 [pid 6575] close(3 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xcd\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6578] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... socket resumed>) = 4 [pid 6576] setns(3, 0 [pid 6575] <... close resumed>) = 0 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6578] <... futex resumed>) = 0 [pid 6577] setns(3, 0 [pid 6576] <... setns resumed>) = 0 [pid 6575] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6578] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6577] <... setns resumed>) = 0 [pid 6576] close(3 [pid 6575] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6577] close(3 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xc8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xed\x3e\x17"..., 32516876) = 216 [pid 6577] <... close resumed>) = 0 [pid 6576] <... close resumed>) = 0 [pid 6575] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5619] read(6 [pid 5808] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6578] <... openat resumed>) = 3 [pid 6577] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./88/binderfs" [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6578] setns(201, 0 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6578] <... setns resumed>) = 0 [pid 6577] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... sendto resumed>) = 32 [pid 5808] unlink("./88/binderfs" [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6578] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] recvfrom(4 [pid 5808] <... unlink resumed>) = 0 [pid 6578] <... socket resumed>) = 4 [pid 6577] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6576] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6575] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=94}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] epoll_pwait(4 [pid 6578] setns(3, 0 [pid 6577] <... sendto resumed>) = 32 [pid 6576] <... sendto resumed>) = 32 [pid 6575] recvfrom(4 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=526849543} [pid 6578] <... setns resumed>) = 0 [pid 6577] recvfrom(4 [pid 6576] recvfrom(4 [pid 6575] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=94}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] newfstatat(AT_FDCWD, "./88/cgroup.net" [pid 6578] close(3 [pid 6577] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=90}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6576] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=89}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6575] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... close resumed>) = 0 [pid 6577] recvfrom(4 [pid 6576] recvfrom(4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6578] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=90}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6576] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=89}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6575] <... futex resumed>) = 0 [pid 5808] unlink("./88/cgroup.net" [pid 6578] <... futex resumed>) = 0 [pid 6577] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6578] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 5808] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6578] <... futex resumed>) = 0 [pid 6577] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6578] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] newfstatat(AT_FDCWD, "./88/cgroup.cpu" [pid 6578] <... sendto resumed>) = 32 [pid 6577] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6576] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6575] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6578] recvfrom(4 [pid 6577] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6576] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6575] <... futex resumed>) = 0 [pid 5808] unlink("./88/cgroup.cpu" [pid 6578] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1672693166}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6577] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6578] recvfrom(4 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 5808] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6578] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1672693166}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6577] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 538, NULL, 0) = 1 [pid 6578] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] <... sendmsg resumed>) = 28 [pid 5808] newfstatat(AT_FDCWD, "./88/cgroup" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6578] <... futex resumed>) = 0 [pid 6577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6575] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6578] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... sendmsg resumed>) = 28 [pid 6575] <... futex resumed>) = 0 [pid 5808] unlink("./88/cgroup" [pid 6576] <... sendmsg resumed>) = 28 [pid 5619] read(6 [pid 6578] <... futex resumed>) = 0 [pid 6577] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6578] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6576] <... futex resumed>) = 0 [pid 6577] <... futex resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 5808] getdents64(3 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xcd\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6578] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6578] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] epoll_pwait(4 [pid 5808] <... close resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./88", AT_REMOVEDIR [pid 6578] <... futex resumed>) = 0 [pid 6577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6575] <... sendmsg resumed>) = 20 [pid 5808] <... unlinkat resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6578] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... sendmsg resumed>) = 20 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=931018025}) [pid 5619] <... write resumed>) = 424 [pid 6578] <... futex resumed>) = 0 [pid 6577] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... sendmsg resumed>) = 20 [pid 6575] <... futex resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./89", 0777 [pid 5625] read(3 [pid 5619] read(6 [pid 6578] <... sendmsg resumed>) = 28 [pid 6577] close_range(3, 30, 0 [pid 6576] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] close_range(3, 30, 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6578] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... close_range resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] <... close_range resumed>) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6578] <... futex resumed>) = 0 [pid 6575] exit_group(0 [pid 5808] <... openat resumed>) = 3 [pid 6575] <... exit_group resumed>) = ? [pid 6578] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 6578] <... futex resumed>) = 0 [pid 6577] exit_group(0 [pid 6576] close_range(3, 30, 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6577] <... exit_group resumed>) = ? [pid 6576] <... close_range resumed>) = 0 [pid 6575] +++ exited with 0 +++ [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6578] <... sendmsg resumed>) = 20 [pid 6576] exit_group(0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5808] close(3) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=452133962} [pid 5808] <... socket resumed>) = 3 [pid 5808] close(3) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6578] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] +++ exited with 0 +++ [pid 6576] <... exit_group resumed>) = ? [pid 5815] rt_sigreturn({mask=[]} [pid 6578] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 5808] close(3 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] <... close resumed>) = 0 [pid 6578] close_range(3, 30, 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6578] <... close_range resumed>) = 0 [pid 6576] +++ exited with 0 +++ [pid 6578] exit_group(0 [pid 5808] <... socket resumed>) = 3 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6578] <... exit_group resumed>) = ? [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5808] close(3 [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=972947913}) [pid 5777] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(23 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] <... close resumed>) = 0 [pid 5777] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xca\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 216 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... openat resumed>) = 3 [pid 5808] <... socket resumed>) = 3 [pid 5777] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 470, NULL, 0) = 1 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xce\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xce\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5808] close(3 [pid 5777] getdents64(3 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 6578] +++ exited with 0 +++ [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] <... close resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5758] <... write resumed>) = 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xca\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 32516876) = 216 [pid 5815] <... write resumed>) = 4 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5815] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] read(249 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 2 (in [13 18], left {tv_sec=0, tv_nsec=999977378}) [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] newfstatat(AT_FDCWD, "./87/binderfs" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(13 [pid 5619] epoll_pwait(4 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] epoll_pwait(4 [pid 5815] fstat(3 [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] unlink("./87/binderfs" [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xc9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x9f\x8e\x18"..., 216 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] fstat(3 [pid 5619] epoll_pwait(4 [pid 5625] <... write resumed>) = 216 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6579 attached [pid 5815] getdents64(3 [pid 5777] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xcf\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6579] set_robust_list(0x5555673497e0, 24 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] newfstatat(AT_FDCWD, "./87/cgroup.net" [pid 5758] getdents64(3 [pid 6579] <... set_robust_list resumed>) = 0 [pid 5815] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 92 [pid 5783] <... write resumed>) = 4 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=381669784} [pid 6579] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./87/cgroup.net" [pid 5758] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6579] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] newfstatat(AT_FDCWD, "./91/binderfs" [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] newfstatat(AT_FDCWD, "./86/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5815] unlink("./91/binderfs" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 405, NULL, 0) = 1 [pid 5783] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6579] chdir("./89" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(18 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5783] fstat(3 [pid 5758] unlink("./86/binderfs" [pid 5615] sched_yield( [pid 6579] <... chdir resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] newfstatat(AT_FDCWD, "./87/cgroup.cpu" [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 216 [pid 6579] <... prctl resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xce\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6579] setpgid(0, 0 [pid 5815] newfstatat(AT_FDCWD, "./91/cgroup.net" [pid 5783] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./87/cgroup.cpu" [pid 5758] newfstatat(AT_FDCWD, "./86/cgroup.net" [pid 5625] <... write resumed>) = 216 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6579] <... setpgid resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./86/binderfs" [pid 5777] <... unlink resumed>) = 0 [pid 5758] unlink("./86/cgroup.net" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd0\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] unlink("./91/cgroup.net" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 6579] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5783] unlink("./86/binderfs" [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 6579] <... symlinkat resumed>) = 0 [pid 5815] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6579] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5783] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] newfstatat(AT_FDCWD, "./91/cgroup.cpu" [pid 5615] epoll_pwait(4 [pid 5777] newfstatat(AT_FDCWD, "./87/cgroup" [pid 6579] <... symlinkat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] newfstatat(AT_FDCWD, "./86/cgroup.cpu" [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6579] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] newfstatat(AT_FDCWD, "./86/cgroup.net" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 29], left {tv_sec=0, tv_nsec=999982493}) [pid 5619] read(6 [pid 6579] <... symlinkat resumed>) = 0 [pid 5815] unlink("./91/cgroup.cpu" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x38\x8b\x17"..., 32516876) = 272 [pid 5783] unlink("./86/cgroup.net" [pid 5777] unlink("./87/cgroup" [pid 5758] unlink("./86/cgroup.cpu" [pid 5815] <... unlink resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5783] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5615] getpid( [pid 6579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] getdents64(3 [pid 5625] read(3 [pid 5783] newfstatat(AT_FDCWD, "./86/cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... getpid resumed>) = 5610 [pid 5610] <... futex resumed>) = 0 [pid 6579] <... openat resumed>) = 3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... futex resumed>) = 1 [pid 5615] tgkill(5610, 5619, SIGURG [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xda\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424) = 424 [pid 6579] write(3, "1000", 4 [pid 5815] newfstatat(AT_FDCWD, "./91/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] close(3 [pid 5758] newfstatat(AT_FDCWD, "./86/cgroup" [pid 5625] read(29 [pid 5619] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 5615] <... tgkill resumed>) = 0 [pid 5610] read(6 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] unlink("./86/cgroup.cpu" [pid 5777] <... close resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6579] <... write resumed>) = 4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6579] close(3 [pid 5815] unlink("./91/cgroup" [pid 5783] <... unlink resumed>) = 0 [pid 5777] unlinkat(AT_FDCWD, "./87", AT_REMOVEDIR [pid 5758] unlink("./86/cgroup" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xcc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 216 [pid 5619] <... rt_sigreturn resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6579] <... close resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6579] read(200 [pid 5815] getdents64(3 [pid 5783] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlinkat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5610] read(6 [pid 6579] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] mkdirat(AT_FDCWD, "./88", 0777 [pid 5758] getdents64(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xd1\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xcc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x57\xa6\x16"..., 32516876) = 216 [pid 6579] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] close(3 [pid 5783] newfstatat(AT_FDCWD, "./86/cgroup" [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6579] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] close(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6579] close(249 [pid 5815] unlinkat(AT_FDCWD, "./91", AT_REMOVEDIR [pid 5783] unlink("./86/cgroup" [pid 5777] <... openat resumed>) = 3 [pid 5758] <... close resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] <... close resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] <... write resumed>) = 48 [pid 5783] getdents64(3 [pid 6579] close(248 [pid 5815] mkdirat(AT_FDCWD, "./92", 0777 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] unlinkat(AT_FDCWD, "./86", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=336501745} [pid 6579] <... close resumed>) = 0 [pid 6579] prctl(PR_SET_NAME, "syz.3.461" [pid 5783] close(3 [pid 5777] close(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982839}) [pid 6579] <... prctl resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5625] read(3 [pid 5777] <... close resumed>) = 0 [pid 6579] close(4 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] unlinkat(AT_FDCWD, "./86", AT_REMOVEDIR [pid 5758] mkdirat(AT_FDCWD, "./87", 0777 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6579] <... close resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... mkdirat resumed>) = 0 [pid 5625] read(3 [pid 6579] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5777] <... socket resumed>) = 3 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] mkdirat(AT_FDCWD, "./87", 0777 [pid 6579] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xd9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6579] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6579] <... futex resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982192}) [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6579] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... socket resumed>) = 3 [pid 5783] <... openat resumed>) = 3 [pid 5758] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5625] read(3 [pid 6579] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5758] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xda\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5783] close(3) = 0 [pid 5777] close(3 [pid 6579] setns(201, 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6579] <... setns resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... socket resumed>) = 3 [pid 6579] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6579] <... socket resumed>) = 4 [pid 5815] close(3 [pid 5777] close(3 [pid 5758] close(3 [pid 6579] setns(3, 0 [pid 5783] close(3 [pid 5777] <... close resumed>) = 0 [pid 6579] <... setns resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6579] close(3 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... socket resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6579] <... close resumed>) = 0 [pid 5783] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 5815] <... socket resumed>) = 3 [pid 6579] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] close(3 [pid 6579] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5815] close(3 [pid 6579] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] read(249 [pid 5783] close(3) = 0 [pid 6579] <... futex resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xce\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... socket resumed>) = 3 [pid 5815] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... close resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 351, NULL, 0) = 1 [pid 6579] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] close(3 [pid 5783] close(3) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... close resumed>) = 0 [pid 5783] read(249 [pid 6579] <... sendto resumed>) = 32 [pid 5815] read(249 [pid 5758] <... socket resumed>) = 3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6579] recvfrom(4 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6579] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=92}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] close(3 [pid 5619] read(6ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6580 attached [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6580] set_robust_list(0x5555771c07e0, 24 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6580] <... set_robust_list resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6579] recvfrom(4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xd1\x01\x00\x00\x00\x00\x00\x00", 32516876) = 48 [pid 6580] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] read(249 [pid 5615] epoll_pwait(4 [pid 6579] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=92}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6580] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6579] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 91 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xcf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=969446614}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6581 attached [pid 6580] chdir("./88" [pid 6579] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] read(3 [pid 5619] read(6ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6582 attached [pid 6581] set_robust_list(0x5555944427e0, 24 [pid 6580] <... chdir resumed>) = 0 [pid 6579] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 90 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6581] <... set_robust_list resumed>) = 0 [pid 6580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6579] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] read(3 [pid 6582] set_robust_list(0x55556b15e7e0, 24 [pid 6581] rt_sigprocmask(SIG_SETMASK, [] [pid 6580] <... prctl resumed>) = 0 [pid 6579] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 95 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6582] <... set_robust_list resumed>) = 0 [pid 6581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6580] setpgid(0, 0 [pid 6579] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6582] rt_sigprocmask(SIG_SETMASK, [] [pid 6581] chdir("./87" [pid 6580] <... setpgid resumed>) = 0 [pid 6579] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6579] <... futex resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] epoll_pwait(4 [pid 6579] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] chdir("./92" [pid 6581] <... chdir resumed>) = 0 [pid 6580] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6579] <... futex resumed>) = 0 [pid 6581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6580] <... symlinkat resumed>) = 0 [pid 6579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6581] <... prctl resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=268633446} [pid 6582] <... chdir resumed>) = 0 [pid 6581] setpgid(0, 0 [pid 6579] <... sendmsg resumed>) = 28 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6583 attached [pid 6582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6581] <... setpgid resumed>) = 0 [pid 6580] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6579] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] set_robust_list(0x55556d03f7e0, 24 [pid 6582] <... prctl resumed>) = 0 [pid 6581] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6580] <... symlinkat resumed>) = 0 [pid 6579] <... futex resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 90 [pid 6583] <... set_robust_list resumed>) = 0 [pid 6582] setpgid(0, 0 [pid 6581] <... symlinkat resumed>) = 0 [pid 6580] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6583] rt_sigprocmask(SIG_SETMASK, [] [pid 6582] <... setpgid resumed>) = 0 [pid 6579] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6583] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6580] <... symlinkat resumed>) = 0 [pid 6579] <... futex resumed>) = 0 [pid 6583] chdir("./87" [pid 6582] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6581] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6583] <... chdir resumed>) = 0 [pid 6581] <... symlinkat resumed>) = 0 [pid 6580] <... openat resumed>) = 3 [pid 6583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6581] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6580] write(3, "1000", 4 [pid 6581] <... symlinkat resumed>) = 0 [pid 6583] <... prctl resumed>) = 0 [pid 6582] <... symlinkat resumed>) = 0 [pid 6580] <... write resumed>) = 4 [pid 6579] <... sendmsg resumed>) = 20 [pid 6582] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6579] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] setpgid(0, 0 [pid 6582] <... symlinkat resumed>) = 0 [pid 6581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6580] close(3 [pid 6579] <... futex resumed>) = 0 [pid 6583] <... setpgid resumed>) = 0 [pid 6582] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6581] <... openat resumed>) = 3 [pid 6580] <... close resumed>) = 0 [pid 6579] close_range(3, 30, 0 [pid 6582] <... symlinkat resumed>) = 0 [pid 6580] read(200 [pid 6582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6581] write(3, "1000", 4 [pid 6580] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6579] <... close_range resumed>) = 0 [pid 6583] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6582] <... openat resumed>) = 3 [pid 6581] <... write resumed>) = 4 [pid 6580] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6579] exit_group(0 [pid 6583] <... symlinkat resumed>) = 0 [pid 6582] write(3, "1000", 4 [pid 6579] <... exit_group resumed>) = ? [pid 6582] <... write resumed>) = 4 [pid 6581] close(3 [pid 6580] <... symlinkat resumed>) = 0 [pid 6583] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6582] close(3 [pid 6583] <... symlinkat resumed>) = 0 [pid 6581] <... close resumed>) = 0 [pid 6580] close(249 [pid 6582] <... close resumed>) = 0 [pid 6583] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6582] read(200 [pid 6583] <... symlinkat resumed>) = 0 [pid 6582] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6581] read(200 [pid 6580] <... close resumed>) = 0 [pid 6579] +++ exited with 0 +++ [pid 6580] close(248 [pid 6582] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6580] <... close resumed>) = 0 [pid 6583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6582] <... symlinkat resumed>) = 0 [pid 6580] prctl(PR_SET_NAME, "syz.2.462" [pid 6582] close(249 [pid 6580] <... prctl resumed>) = 0 [pid 6583] <... openat resumed>) = 3 [pid 6581] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6583] write(3, "1000", 4 [pid 6582] <... close resumed>) = 0 [pid 6581] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6580] close(4 [pid 5808] rt_sigreturn({mask=[]} [pid 6582] close(248 [pid 6580] <... close resumed>) = 0 [pid 6582] <... close resumed>) = 0 [pid 6582] prctl(PR_SET_NAME, "syz.4.464" [pid 6581] <... symlinkat resumed>) = 0 [pid 6580] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = 92 [pid 6583] <... write resumed>) = 4 [pid 6582] <... prctl resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6581] close(249 [pid 6582] close(4 [pid 6583] close(3 [pid 6581] <... close resumed>) = 0 [pid 6580] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... close resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=934303315}) [pid 6583] <... close resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 6582] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] close(248 [pid 6583] read(200 [pid 6580] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5808] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6583] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6582] <... futex resumed>) = 0 [pid 6581] <... close resumed>) = 0 [pid 6580] <... openat resumed>) = 3 [pid 6582] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] setns(201, 0 [pid 6582] <... futex resumed>) = 0 [pid 6580] <... setns resumed>) = 0 [pid 6582] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6583] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6581] prctl(PR_SET_NAME, "syz.0.465" [pid 6580] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6583] <... symlinkat resumed>) = 0 [pid 6581] <... prctl resumed>) = 0 [pid 5808] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xcd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x5a\x0a\x15"..., 216 [pid 6581] close(4 [pid 6583] close(249 [pid 6582] <... openat resumed>) = 3 [pid 6581] <... close resumed>) = 0 [pid 6580] <... socket resumed>) = 4 [pid 5808] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 274, NULL, 0) = 1 [pid 6580] setns(3, 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6581] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] <... setns resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd2\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6582] setns(201, 0 [pid 6580] close(3 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 6582] <... setns resumed>) = 0 [pid 6580] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xcd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x5a\x0a\x15"..., 32516876) = 216 [pid 6582] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6580] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6583] <... close resumed>) = 0 [pid 5619] read(6 [pid 6583] close(248 [pid 6582] <... socket resumed>) = 4 [pid 6581] <... futex resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 6583] <... close resumed>) = 0 [pid 6581] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 6583] prctl(PR_SET_NAME, "syz.1.463" [pid 6582] setns(3, 0 [pid 6581] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6582] <... setns resumed>) = 0 [pid 6580] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=181926105} [pid 6582] close(3 [pid 6580] <... futex resumed>) = 0 [pid 6583] <... prctl resumed>) = 0 [pid 6582] <... close resumed>) = 0 [pid 6581] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6580] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6583] close(4 [pid 6582] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... openat resumed>) = 3 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6582] <... futex resumed>) = 0 [pid 6580] <... sendto resumed>) = 32 [pid 6582] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] <... close resumed>) = 0 [pid 6582] <... futex resumed>) = 0 [pid 6580] recvfrom(4 [pid 5808] newfstatat(AT_FDCWD, "./89/binderfs" [pid 6582] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6583] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... sendto resumed>) = 32 [pid 6580] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=91}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6582] recvfrom(4 [pid 6581] setns(201, 0 [pid 6580] recvfrom(4 [pid 6583] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=95}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6581] <... setns resumed>) = 0 [pid 6580] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=91}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] unlink("./89/binderfs" [pid 6583] <... futex resumed>) = 0 [pid 6582] recvfrom(4 [pid 6581] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6580] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6582] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=95}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6581] <... socket resumed>) = 4 [pid 6580] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 6583] <... openat resumed>) = 3 [pid 6582] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] setns(3, 0 [pid 6580] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] setns(201, 0 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... setns resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 5808] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6583] <... setns resumed>) = 0 [pid 6582] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] close(3 [pid 6580] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6583] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6582] <... futex resumed>) = 0 [pid 6581] <... close resumed>) = 0 [pid 6580] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] newfstatat(AT_FDCWD, "./89/cgroup.net" [pid 6583] <... socket resumed>) = 4 [pid 6582] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6581] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] setns(3, 0 [pid 6582] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6581] <... futex resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6583] <... setns resumed>) = 0 [pid 6582] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] close(3 [pid 6582] <... futex resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 5808] unlink("./89/cgroup.net" [pid 6581] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] <... close resumed>) = 0 [pid 6582] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6583] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6580] <... sendmsg resumed>) = 28 [pid 5808] <... unlink resumed>) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6583] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... sendmsg resumed>) = 28 [pid 6581] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6580] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6583] <... futex resumed>) = 0 [pid 6582] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... sendto resumed>) = 32 [pid 6580] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 185, NULL, 0) = 1 [pid 6583] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6582] <... futex resumed>) = 0 [pid 6581] recvfrom(4 [pid 6580] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./89/cgroup.cpu" [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6583] <... sendto resumed>) = 32 [pid 6582] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=90}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6580] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6583] recvfrom(4 [pid 6582] <... futex resumed>) = 0 [pid 6581] recvfrom(4 [pid 6580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./89/cgroup.cpu" [pid 6583] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1524520367}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6581] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=90}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6580] <... sendmsg resumed>) = 20 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6583] recvfrom(4 [pid 6582] <... sendmsg resumed>) = 20 [pid 6581] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd2\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6583] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1524520367}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6582] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... futex resumed>) = 0 [pid 6580] <... futex resumed>) = 0 [pid 5808] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... sched_yield resumed>) = 0 [pid 6583] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] close_range(3, 30, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] epoll_pwait(4 [pid 6583] <... futex resumed>) = 0 [pid 6582] close_range(3, 30, 0 [pid 6581] <... futex resumed>) = 0 [pid 6580] <... close_range resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./89/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=938638808}) [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6583] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... close_range resumed>) = 0 [pid 6581] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6580] exit_group(0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] read(6 [pid 6583] <... futex resumed>) = 0 [pid 6582] exit_group(0 [pid 6581] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6580] <... exit_group resumed>) = ? [pid 5808] unlink("./89/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6583] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6582] <... exit_group resumed>) = ? [pid 6581] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(3 [pid 6583] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6581] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6583] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 6583] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] epoll_pwait(4 [pid 6583] <... futex resumed>) = 0 [pid 6581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6580] +++ exited with 0 +++ [pid 5808] close(3 [pid 6583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6581] <... sendmsg resumed>) = 28 [pid 5808] <... close resumed>) = 0 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6583] <... sendmsg resumed>) = 28 [pid 6582] +++ exited with 0 +++ [pid 6581] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlinkat(AT_FDCWD, "./89", AT_REMOVEDIR [pid 5777] rt_sigreturn({mask=[]} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=103725983} [pid 6581] <... futex resumed>) = 0 [pid 6583] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6583] <... futex resumed>) = 0 [pid 6581] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] mkdirat(AT_FDCWD, "./90", 0777 [pid 6583] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... futex resumed>) = 0 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] <... mkdirat resumed>) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] <... write resumed>) = 4 [pid 5777] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=987642855}) [pid 6583] <... sendmsg resumed>) = 20 [pid 5808] <... openat resumed>) = 3 [pid 5625] read(23 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5777] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] getdents64(3, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5777] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6583] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./88/binderfs" [pid 6583] <... futex resumed>) = 0 [pid 6581] <... sendmsg resumed>) = 20 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xce\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x5d\x6e\x13"..., 216 [pid 6583] close_range(3, 30, 0 [pid 6581] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... write resumed>) = 4 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5808] close(3 [pid 5815] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] unlink("./88/binderfs" [pid 5625] <... write resumed>) = 216 [pid 6581] <... futex resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 115, NULL, 0) = 1 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6583] <... close_range resumed>) = 0 [pid 6581] close_range(3, 30, 0 [pid 5815] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xd3\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5777] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 5808] <... socket resumed>) = 3 [pid 6583] exit_group(0 [pid 6581] <... close_range resumed>) = 0 [pid 5815] fstat(3 [pid 5808] close(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xce\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x5d\x6e\x13"..., 32516876) = 216 [pid 6583] <... exit_group resumed>) = ? [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./88/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 6581] exit_group(0 [pid 5815] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5777] unlink("./88/cgroup.net" [pid 5619] epoll_pwait(4 [pid 5815] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... unlink resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6581] <... exit_group resumed>) = ? [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5777] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999973055}) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] newfstatat(AT_FDCWD, "./92/binderfs" [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=73853373} [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] newfstatat(AT_FDCWD, "./88/cgroup.cpu" [pid 5625] read(18 [pid 5815] unlink("./92/binderfs" [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5777] unlink("./88/cgroup.cpu" [pid 6583] +++ exited with 0 +++ [pid 6581] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5808] close(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x9a\xa4\x11"..., 216 [pid 5815] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5777] <... unlink resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... write resumed>) = 216 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5758] rt_sigreturn({mask=[]} [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd4\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5815] newfstatat(AT_FDCWD, "./92/cgroup.net" [pid 5808] <... socket resumed>) = 3 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] close(3 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] unlink("./92/cgroup.net" [pid 5777] newfstatat(AT_FDCWD, "./88/cgroup" [pid 5808] <... close resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999591020}) [pid 5758] <... write resumed>) = 4 [pid 5625] read(13 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xcf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xeb\xc9\x13"..., 216 [pid 5808] close(3 [pid 5758] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5815] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] unlink("./88/cgroup" [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xd5\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5783] <... write resumed>) = 4 [pid 5758] <... openat resumed>) = 3 [pid 5625] <... write resumed>) = 56 [pid 5815] newfstatat(AT_FDCWD, "./92/cgroup.cpu" [pid 5808] read(249 [pid 5777] <... unlink resumed>) = 0 [pid 5758] fstat(3 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 76, NULL, 0) = 1 [pid 5815] unlink("./92/cgroup.cpu" [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] getdents64(3 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5758] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... futex resumed>) = 1 [pid 5815] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... openat resumed>) = 3 [pid 5777] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999955187}) [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 5783] fstat(3 [pid 5777] <... close resumed>) = 0 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xd3\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 600 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] unlinkat(AT_FDCWD, "./88", AT_REMOVEDIR [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] getdents64(3 [pid 5777] <... unlinkat resumed>) = 0 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] mkdirat(AT_FDCWD, "./89", 0777 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xde\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... mkdirat resumed>) = 0 [pid 5758] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(29 [pid 5815] newfstatat(AT_FDCWD, "./92/cgroup" [pid 5783] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] <... write resumed>) = 424 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] newfstatat(AT_FDCWD, "./87/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xd9\x4f\x13"..., 216 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5783] newfstatat(AT_FDCWD, "./87/binderfs" [pid 5777] <... openat resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./92/cgroup" [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5625] <... write resumed>) = 216 [pid 5619] <... write resumed>) = 424 [pid 5815] <... unlink resumed>) = 0 [pid 5783] unlink("./87/binderfs" [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xd6\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 5815] getdents64(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5758] unlink("./87/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\xd9\x4f\x13"..., 32516876) = 264 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5815] close(3 [pid 5625] <... write resumed>) = 48 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6584 attached [pid 5815] <... close resumed>) = 0 [pid 5783] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... write resumed>) = 424 [pid 6584] set_robust_list(0x5555673497e0, 24 [pid 5815] unlinkat(AT_FDCWD, "./92", AT_REMOVEDIR [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 93 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982293}) [pid 5758] newfstatat(AT_FDCWD, "./87/cgroup.net" [pid 5625] read(3 [pid 6584] <... set_robust_list resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] newfstatat(AT_FDCWD, "./87/cgroup.net" [pid 5777] <... socket resumed>) = 3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6584] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] mkdirat(AT_FDCWD, "./93", 0777 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] close(3 [pid 5758] unlink("./87/cgroup.net" [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] unlink("./87/cgroup.net" [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... futex resumed>) = 0 [pid 6584] chdir("./90" [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... unlink resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999976299}) [pid 5619] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6584] <... chdir resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5758] newfstatat(AT_FDCWD, "./87/cgroup.cpu" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5783] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] close(3 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xde\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6584] <... prctl resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] unlink("./87/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=978363114} [pid 6584] setpgid(0, 0 [pid 5815] <... close resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./87/cgroup.cpu" [pid 5777] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982382}) [pid 6584] <... setpgid resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 6584] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] unlink("./87/cgroup.cpu" [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6584] <... symlinkat resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5758] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6584] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5783] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... socket resumed>) = 3 [pid 5625] read(3 [pid 6584] <... symlinkat resumed>) = 0 [pid 5815] close(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] close(3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xdf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] newfstatat(AT_FDCWD, "./87/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983354}) [pid 6584] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5783] newfstatat(AT_FDCWD, "./87/cgroup" [pid 5777] <... close resumed>) = 0 [pid 6584] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... socket resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5758] unlink("./87/cgroup" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6584] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5783] unlink("./87/cgroup" [pid 5777] close(3 [pid 5625] read(3 [pid 5783] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... close resumed>) = 0 [pid 6584] write(3, "1000", 4 [pid 5783] getdents64(3 [pid 5777] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] getdents64(3 [pid 5783] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6584] <... write resumed>) = 4 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... close resumed>) = 0 [pid 5777] read(249 [pid 5758] close(3 [pid 6584] close(3 [pid 5815] close(3 [pid 5783] unlinkat(AT_FDCWD, "./87", AT_REMOVEDIR [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... close resumed>) = 0 [pid 6584] <... close resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6584] read(200 [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] unlinkat(AT_FDCWD, "./87", AT_REMOVEDIR [pid 6584] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6584] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] mkdirat(AT_FDCWD, "./88", 0777 [pid 5758] <... unlinkat resumed>) = 0 [pid 6584] <... symlinkat resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./88", 0777 [pid 6584] close(249) = 0 [pid 6584] close(248) = 0 [pid 5758] <... mkdirat resumed>) = 0 [pid 5815] close(3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5815] <... close resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5815] read(249 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 6584] prctl(PR_SET_NAME, "syz.3.466" [pid 5758] <... openat resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6585 attached [pid 6584] <... prctl resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 92 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6585] set_robust_list(0x5555771c07e0, 24 [pid 6584] close(4 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] close(3 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6584] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6585] <... set_robust_list resumed>) = 0 [pid 6584] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6585] rt_sigprocmask(SIG_SETMASK, [] [pid 6584] <... futex resumed>) = 0 [pid 6585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6584] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] chdir("./89" [pid 6584] <... futex resumed>) = 0 [pid 6585] <... chdir resumed>) = 0 [pid 6584] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] close(3 [pid 6585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6584] <... openat resumed>) = 3 [pid 6585] <... prctl resumed>) = 0 [pid 6585] setpgid(0, 0 [pid 6584] setns(201, 0 [pid 6585] <... setpgid resumed>) = 0 [pid 6584] <... setns resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5783] close(3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6585] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6584] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] <... close resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6585] <... symlinkat resumed>) = 0 [pid 6584] <... socket resumed>) = 4 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCPci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6586 attached ) = 3 [pid 5758] close(3 [pid 6586] set_robust_list(0x55556b15e7e0, 24 [pid 5783] close(3 [pid 6585] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6584] setns(3, 0 [pid 5758] <... close resumed>) = 0 [pid 6586] <... set_robust_list resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6586] rt_sigprocmask(SIG_SETMASK, [] [pid 6585] <... symlinkat resumed>) = 0 [pid 6584] <... setns resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 96 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 6584] close(3) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6586] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6585] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6584] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6585] <... symlinkat resumed>) = 0 [pid 6584] <... futex resumed>) = 0 [pid 5783] close(3 [pid 6586] chdir("./93" [pid 6584] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 6584] <... futex resumed>) = 0 [pid 6586] <... chdir resumed>) = 0 [pid 6585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6584] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 6586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6585] <... openat resumed>) = 3 [pid 6584] <... sendto resumed>) = 32 [pid 6585] write(3, "1000", 4 [pid 6584] recvfrom(4 [pid 6586] <... prctl resumed>) = 0 [pid 6586] setpgid(0, 0 [pid 6585] <... write resumed>) = 4 [pid 6584] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=93}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6586] <... setpgid resumed>) = 0 [pid 6585] close(3 [pid 6584] recvfrom(4 [pid 5783] close(3 [pid 6586] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6585] <... close resumed>) = 0 [pid 6584] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=93}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6586] <... symlinkat resumed>) = 0 [pid 6585] read(200 [pid 6584] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6586] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6585] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] <... futex resumed>) = 0 [pid 6585] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6584] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] read(249 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6586] <... symlinkat resumed>) = 0 [pid 6585] <... symlinkat resumed>) = 0 [pid 6584] <... futex resumed>) = 0 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6586] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6585] close(249 [pid 6584] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5758] <... socket resumed>) = 3 [pid 6585] <... close resumed>) = 0 [pid 6584] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6585] close(248 [pid 6584] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... close resumed>) = 0 [pid 6584] <... futex resumed>) = 0 [pid 6585] prctl(PR_SET_NAME, "syz.2.467" [pid 6584] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... symlinkat resumed>) = 0 [pid 6585] <... prctl resumed>) = 0 [pid 6584] <... futex resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] close(3 [pid 6586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6585] close(4 [pid 6584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6585] <... close resumed>) = 0 [pid 6584] <... sendmsg resumed>) = 28 [pid 5758] <... close resumed>) = 0 [pid 6585] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6584] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... futex resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6587 attached [pid 6586] <... openat resumed>) = 3 [pid 5758] read(249 [pid 6587] set_robust_list(0x5555944427e0, 24 [pid 6586] write(3, "1000", 4 [pid 6585] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] <... futex resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6587] <... set_robust_list resumed>) = 0 [pid 6586] <... write resumed>) = 4 [pid 6585] <... futex resumed>) = 0 [pid 6584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 91 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6587] rt_sigprocmask(SIG_SETMASK, [] [pid 6586] close(3 [pid 6585] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6584] <... sendmsg resumed>) = 20 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6586] <... close resumed>) = 0 [pid 6585] <... openat resumed>) = 3 [pid 6584] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6587] chdir("./88" [pid 6586] read(200 [pid 6585] setns(201, 0 [pid 6584] <... futex resumed>) = 0 [pid 6587] <... chdir resumed>) = 0 [pid 6586] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] close_range(3, 30, 0ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6588 attached [pid 6587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6586] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6585] <... setns resumed>) = 0 [pid 6588] set_robust_list(0x55556d03f7e0, 24 [pid 6587] <... prctl resumed>) = 0 [pid 6588] <... set_robust_list resumed>) = 0 [pid 6587] setpgid(0, 0 [pid 6586] <... symlinkat resumed>) = 0 [pid 6585] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6584] <... close_range resumed>) = 0 [pid 6586] close(249 [pid 6585] <... socket resumed>) = 4 [pid 6588] rt_sigprocmask(SIG_SETMASK, [] [pid 6587] <... setpgid resumed>) = 0 [pid 6586] <... close resumed>) = 0 [pid 6584] exit_group(0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 91 [pid 6588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6585] setns(3, 0 [pid 6587] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6586] close(248 [pid 6585] <... setns resumed>) = 0 [pid 6584] <... exit_group resumed>) = ? [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6588] chdir("./88" [pid 6587] <... symlinkat resumed>) = 0 [pid 6586] <... close resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6588] <... chdir resumed>) = 0 [pid 6587] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6586] prctl(PR_SET_NAME, "syz.4.468" [pid 6585] close(3 [pid 6588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6585] <... close resumed>) = 0 [pid 6588] <... prctl resumed>) = 0 [pid 6585] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] setpgid(0, 0 [pid 6587] <... symlinkat resumed>) = 0 [pid 6586] <... prctl resumed>) = 0 [pid 6585] <... futex resumed>) = 0 [pid 6586] close(4 [pid 6588] <... setpgid resumed>) = 0 [pid 6587] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6586] <... close resumed>) = 0 [pid 6585] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6588] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6586] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... futex resumed>) = 0 [pid 6587] <... symlinkat resumed>) = 0 [pid 6586] <... futex resumed>) = 0 [pid 6588] <... symlinkat resumed>) = 0 [pid 6586] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6588] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6585] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6588] <... symlinkat resumed>) = 0 [pid 6587] <... openat resumed>) = 3 [pid 6586] <... openat resumed>) = 3 [pid 6584] +++ exited with 0 +++ [pid 6585] <... sendto resumed>) = 32 [pid 6588] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6587] write(3, "1000", 4 [pid 6586] setns(201, 0 [pid 6585] recvfrom(4 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6588] <... symlinkat resumed>) = 0 [pid 6587] <... write resumed>) = 4 [pid 6586] <... setns resumed>) = 0 [pid 6585] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=92}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] rt_sigreturn({mask=[]} [pid 6588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6587] close(3 [pid 6586] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6585] recvfrom(4 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6588] <... openat resumed>) = 3 [pid 6587] <... close resumed>) = 0 [pid 6586] <... socket resumed>) = 4 [pid 6585] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=92}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6588] write(3, "1000", 4 [pid 6587] read(200 [pid 6586] setns(3, 0 [pid 6585] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... write resumed>) = 4 [pid 6587] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6588] close(3 [pid 6585] <... futex resumed>) = 0 [pid 6587] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6586] <... setns resumed>) = 0 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6588] <... close resumed>) = 0 [pid 6585] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] read(200 [pid 6587] <... symlinkat resumed>) = 0 [pid 6586] close(3 [pid 6585] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=845197427}) [pid 6586] <... close resumed>) = 0 [pid 5808] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6586] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(21 [pid 6588] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6587] close(249 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6588] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6587] <... close resumed>) = 0 [pid 6586] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xbd\xa9\x17"..., 216 [pid 6588] <... symlinkat resumed>) = 0 [pid 6587] close(248 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... futex resumed>) = 0 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 980, NULL, 0) = 1 [pid 6588] close(249 [pid 6587] <... close resumed>) = 0 [pid 6586] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6585] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6588] <... close resumed>) = 0 [pid 6587] prctl(PR_SET_NAME, "syz.0.470" [pid 6585] <... futex resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd7\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6588] close(248 [pid 6587] <... prctl resumed>) = 0 [pid 6586] <... sendto resumed>) = 32 [pid 6585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6588] <... close resumed>) = 0 [pid 6587] close(4 [pid 6586] recvfrom(4 [pid 6585] <... sendmsg resumed>) = 28 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xbd\xa9\x17"..., 32516876) = 216 [pid 5615] <... sched_yield resumed>) = 0 [pid 6588] prctl(PR_SET_NAME, "syz.1.469" [pid 6587] <... close resumed>) = 0 [pid 6586] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=96}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6585] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] sched_getaffinity(0, 8192 [pid 6588] <... prctl resumed>) = 0 [pid 6587] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] recvfrom(4 [pid 6585] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6588] close(4 [pid 6587] <... futex resumed>) = 0 [pid 6586] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=96}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6585] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./90/binderfs" [pid 5619] epoll_pwait(4 [pid 6588] <... close resumed>) = 0 [pid 6587] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6587] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6586] <... futex resumed>) = 0 [pid 6585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] epoll_pwait(4 [pid 6588] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... openat resumed>) = 3 [pid 6586] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... sendmsg resumed>) = 20 [pid 5808] unlink("./90/binderfs" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=769221004} [pid 6588] <... futex resumed>) = 0 [pid 6587] setns(201, 0 [pid 6586] <... futex resumed>) = 0 [pid 6585] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6588] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... setns resumed>) = 0 [pid 6586] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6585] <... futex resumed>) = 0 [pid 6588] <... futex resumed>) = 0 [pid 6587] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6586] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6585] close_range(3, 30, 0 [pid 5808] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6588] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6587] <... socket resumed>) = 4 [pid 6586] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... close_range resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6588] <... openat resumed>) = 3 [pid 6587] setns(3, 0 [pid 6585] exit_group(0 [pid 6588] setns(201, 0 [pid 6587] <... setns resumed>) = 0 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... exit_group resumed>) = ? [pid 5808] newfstatat(AT_FDCWD, "./90/cgroup.net" [pid 6588] <... setns resumed>) = 0 [pid 6587] close(3 [pid 6586] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6588] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6587] <... close resumed>) = 0 [pid 6588] <... socket resumed>) = 4 [pid 6587] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = 0 [pid 5808] unlink("./90/cgroup.net" [pid 6588] setns(3, 0 [pid 6587] <... futex resumed>) = 0 [pid 6586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6588] <... setns resumed>) = 0 [pid 6587] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 6588] close(3 [pid 6587] <... futex resumed>) = 0 [pid 6586] <... sendmsg resumed>) = 28 [pid 6585] +++ exited with 0 +++ [pid 6588] <... close resumed>) = 0 [pid 6588] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6586] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6588] <... futex resumed>) = 0 [pid 6587] <... sendto resumed>) = 32 [pid 6586] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigreturn({mask=[]} [pid 6588] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] recvfrom(4 [pid 6586] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./90/cgroup.cpu" [pid 5777] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6588] <... futex resumed>) = 0 [pid 6587] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=91}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6586] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6588] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6587] recvfrom(4 [pid 6586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./90/cgroup.cpu" [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 774, NULL, 0) = 1 [pid 6588] <... sendto resumed>) = 32 [pid 6587] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=91}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6586] <... sendmsg resumed>) = 20 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6588] recvfrom(4 [pid 6587] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlink resumed>) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6588] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-2127507833}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6587] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = 0 [pid 5808] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=963970702}) [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6588] recvfrom(4 [pid 6587] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] close_range(3, 30, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(23 [pid 5619] read(6 [pid 6588] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-2127507833}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6587] <... futex resumed>) = 0 [pid 6586] <... close_range resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./90/cgroup" [pid 5777] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6587] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x8a\x9f\x14"..., 216 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xd7\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6588] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6586] exit_group(0 [pid 5808] unlink("./90/cgroup" [pid 5777] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 6588] <... futex resumed>) = 0 [pid 6587] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... exit_group resumed>) = ? [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xd8\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] epoll_pwait(4 [pid 6588] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... futex resumed>) = 0 [pid 5777] fstat(3 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6588] <... futex resumed>) = 0 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6588] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5625] <... write resumed>) = 56 [pid 5808] getdents64(3 [pid 5610] <... futex resumed>) = 0 [pid 6588] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6587] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] +++ exited with 0 +++ [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] getdents64(3 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... write resumed>) = 424 [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6588] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6588] <... futex resumed>) = 0 [pid 6587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] <... close resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x8a\x9f\x14"..., 32516876) = 272 [pid 5610] epoll_pwait(4 [pid 6588] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... sendmsg resumed>) = 28 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] unlinkat(AT_FDCWD, "./90", AT_REMOVEDIR [pid 5777] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999979641}) [pid 6588] <... futex resumed>) = 0 [pid 6587] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6587] <... futex resumed>) = 0 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6588] <... sendmsg resumed>) = 28 [pid 6587] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] mkdirat(AT_FDCWD, "./91", 0777 [pid 5625] read(3 [pid 5619] <... write resumed>) = 424 [pid 6588] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... futex resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./89/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] read(6 [pid 6588] <... futex resumed>) = 0 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 6588] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6588] <... futex resumed>) = 0 [pid 6587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6587] <... sendmsg resumed>) = 20 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... openat resumed>) = 3 [pid 5777] unlink("./89/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6588] <... sendmsg resumed>) = 20 [pid 6587] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 18], left {tv_sec=0, tv_nsec=999979881}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=683732779} [pid 6588] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... futex resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6588] <... futex resumed>) = 0 [pid 6587] close_range(3, 30, 0 [pid 5815] fstat(3 [pid 5808] close(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6588] close_range(3, 30, 0 [pid 6587] <... close_range resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... close resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./89/cgroup.net" [pid 6587] exit_group(0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6588] <... close_range resumed>) = 0 [pid 6587] <... exit_group resumed>) = ? [pid 5815] getdents64(3 [pid 5808] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6588] exit_group(0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] close(3 [pid 5777] unlink("./89/cgroup.net" [pid 5625] read(3 [pid 6588] <... exit_group resumed>) = ? [pid 5815] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] read(18 [pid 5777] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./89/cgroup.cpu" [pid 5808] close(3) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5815] newfstatat(AT_FDCWD, "./93/binderfs" [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 216 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlink("./89/cgroup.cpu" [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 713, NULL, 0) = 1 [pid 5815] unlink("./93/binderfs" [pid 5808] <... socket resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd9\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6587] +++ exited with 0 +++ [pid 5808] close(3 [pid 5777] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5808] <... close resumed>) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5815] <... unlink resumed>) = 0 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] rt_sigreturn({mask=[]} [pid 5777] newfstatat(AT_FDCWD, "./89/cgroup" [pid 5610] <... futex resumed>) = 1 [pid 5815] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... socket resumed>) = 3 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] close(3 [pid 5777] unlink("./89/cgroup" [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xe4\x01\x17"..., 32516876) = 216 [pid 5815] newfstatat(AT_FDCWD, "./93/cgroup.net" [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5610] read(6 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] epoll_pwait(4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 5815] unlink("./93/cgroup.net" [pid 5808] read(249 [pid 5777] getdents64(3 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 6588] +++ exited with 0 +++ [pid 5815] <... unlink resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] close(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=657159316} [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5815] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] unlinkat(AT_FDCWD, "./89", AT_REMOVEDIR [pid 5758] rt_sigreturn({mask=[]} [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 5777] <... unlinkat resumed>) = 0 [pid 5777] mkdirat(AT_FDCWD, "./90", 0777) = 0 [pid 5815] newfstatat(AT_FDCWD, "./93/cgroup.cpu" [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./93/cgroup.cpu" [pid 5777] <... openat resumed>) = 3 [pid 5777] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5777] close(3 [pid 5815] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6589 attached [pid 5815] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... write resumed>) = 4 [pid 5815] newfstatat(AT_FDCWD, "./93/cgroup" [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=989696785}) [pid 6589] set_robust_list(0x5555673497e0, 24 [pid 5783] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 94 [pid 5777] <... socket resumed>) = 3 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] close(3) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 5625] read(29 [pid 5777] close(3) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5815] unlink("./93/cgroup" [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xd6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\xf9\xdf\x15"..., 216 [pid 6589] <... set_robust_list resumed>) = 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] <... unlink resumed>) = 0 [pid 5783] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... socket resumed>) = 3 [pid 5625] <... write resumed>) = 216 [pid 6589] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] close(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xda\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5783] <... openat resumed>) = 3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6589] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xda\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5815] getdents64(3 [pid 5783] fstat(3 [pid 5777] <... socket resumed>) = 3 [pid 5777] close(3 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6589] chdir("./91" [pid 5815] close(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] read(249 [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=999977443}) [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 659, NULL, 0) = 1 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] getdents64(3 [pid 5625] read(13 [pid 5610] <... futex resumed>) = 1 [pid 6589] <... chdir resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5615] <... futex resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5610] read(6 [pid 5815] unlinkat(AT_FDCWD, "./93", AT_REMOVEDIR [pid 5783] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xd5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 216 [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xd9\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00"..., 32516876) = 320 [pid 6589] <... prctl resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 216 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6589] setpgid(0, 0 [pid 5815] mkdirat(AT_FDCWD, "./94", 0777 [pid 5783] newfstatat(AT_FDCWD, "./88/binderfs" [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xdb\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6589] <... setpgid resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5610] <... write resumed>) = 424 [pid 6589] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 5758] fstat(3 [pid 5610] <... write resumed>) = 424 [pid 6589] <... symlinkat resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] unlink("./88/binderfs" [pid 5625] <... write resumed>) = 48 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5615] epoll_pwait(4 [pid 6589] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5610] read(6 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] getdents64(3 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xd5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x65\xbc\x18"..., 32516876) = 272 [pid 6589] <... symlinkat resumed>) = 0 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] <... unlink resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6590 attached [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981385}) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6590] set_robust_list(0x5555771c07e0, 24 [pid 6589] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 93 [pid 5758] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5815] close(3 [pid 5610] <... write resumed>) = 424 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6589] <... symlinkat resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5615] epoll_pwait(4 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] read(3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6590] rt_sigprocmask(SIG_SETMASK, [] [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./88/cgroup.net" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./88/binderfs" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] futex(0x1f8cd4bf0160, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 6590] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6589] <... openat resumed>) = 3 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] epoll_pwait(4 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... futex resumed>) = 0 [pid 6590] chdir("./90" [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] close(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981271}) [pid 5619] epoll_pwait(4 [pid 5783] unlink("./88/cgroup.net" [pid 5758] unlink("./88/binderfs" [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] <... chdir resumed>) = 0 [pid 6589] write(3, "1000", 4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6589] <... write resumed>) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=574347261} [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6589] close(3 [pid 5783] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6590] <... prctl resumed>) = 0 [pid 6589] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 6590] setpgid(0, 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6590] <... setpgid resumed>) = 0 [pid 6589] read(200 [pid 5783] newfstatat(AT_FDCWD, "./88/cgroup.cpu" [pid 5758] newfstatat(AT_FDCWD, "./88/cgroup.net" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] close(3 [pid 6589] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6589] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6590] <... symlinkat resumed>) = 0 [pid 6589] <... symlinkat resumed>) = 0 [pid 5783] unlink("./88/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981300}) [pid 6590] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... unlink resumed>) = 0 [pid 5758] unlink("./88/cgroup.net" [pid 5625] read(3 [pid 6590] <... symlinkat resumed>) = 0 [pid 6589] close(249 [pid 6590] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6589] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6589] close(248 [pid 5815] close(3 [pid 5758] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6590] <... symlinkat resumed>) = 0 [pid 6589] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6589] prctl(PR_SET_NAME, "syz.3.471" [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./88/cgroup" [pid 5758] newfstatat(AT_FDCWD, "./88/cgroup.cpu" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6589] <... prctl resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6589] close(4 [pid 5815] close(3 [pid 5758] unlink("./88/cgroup.cpu" [pid 6590] <... openat resumed>) = 3 [pid 6589] <... close resumed>) = 0 [pid 5783] unlink("./88/cgroup" [pid 5815] <... close resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 6590] write(3, "1000", 4 [pid 6589] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] read(249 [pid 5783] <... unlink resumed>) = 0 [pid 5758] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6589] <... futex resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xd9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6589] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... write resumed>) = 4 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] getdents64(3 [pid 5758] newfstatat(AT_FDCWD, "./88/cgroup" [pid 6590] close(3 [pid 6589] <... futex resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 6590] <... close resumed>) = 0 [pid 6589] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6590] read(200 [pid 5783] <... close resumed>) = 0 [pid 6590] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6589] <... openat resumed>) = 3 [pid 5758] unlink("./88/cgroup" [pid 6590] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6589] setns(201, 0 [pid 5783] unlinkat(AT_FDCWD, "./88", AT_REMOVEDIR [pid 5758] <... unlink resumed>) = 0 [pid 6590] <... symlinkat resumed>) = 0 [pid 6589] <... setns resumed>) = 0 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] getdents64(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6591 attached [pid 6590] close(249 [pid 6589] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5783] mkdirat(AT_FDCWD, "./89", 0777 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6591] set_robust_list(0x55556b15e7e0, 24 [pid 6590] <... close resumed>) = 0 [pid 6589] <... socket resumed>) = 4 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 97 [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] close(3 [pid 6591] <... set_robust_list resumed>) = 0 [pid 6590] close(248 [pid 6589] setns(3, 0 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6591] rt_sigprocmask(SIG_SETMASK, [] [pid 6590] <... close resumed>) = 0 [pid 6589] <... setns resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... close resumed>) = 0 [pid 6590] prctl(PR_SET_NAME, "syz.2.472") = 0 [pid 6590] close(4 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6590] <... close resumed>) = 0 [pid 6589] close(3 [pid 5783] <... openat resumed>) = 3 [pid 5758] unlinkat(AT_FDCWD, "./88", AT_REMOVEDIR [pid 6591] chdir("./94" [pid 6589] <... close resumed>) = 0 [pid 6591] <... chdir resumed>) = 0 [pid 6590] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5758] <... unlinkat resumed>) = 0 [pid 6591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] mkdirat(AT_FDCWD, "./89", 0777 [pid 6591] <... prctl resumed>) = 0 [pid 6590] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] setpgid(0, 0 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5758] <... mkdirat resumed>) = 0 [pid 6591] <... setpgid resumed>) = 0 [pid 6590] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6589] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... close resumed>) = 0 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6591] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6590] <... openat resumed>) = 3 [pid 6589] <... sendto resumed>) = 32 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... openat resumed>) = 3 [pid 6591] <... symlinkat resumed>) = 0 [pid 6591] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6589] recvfrom(4 [pid 5783] <... socket resumed>) = 3 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 6591] <... symlinkat resumed>) = 0 [pid 6590] setns(201, 0 [pid 5783] close(3 [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 6591] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6590] <... setns resumed>) = 0 [pid 6589] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=94}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] <... close resumed>) = 0 [pid 5758] close(3 [pid 6591] <... symlinkat resumed>) = 0 [pid 6590] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6589] recvfrom(4 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6590] <... socket resumed>) = 4 [pid 6589] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=94}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5758] <... close resumed>) = 0 [pid 6591] <... openat resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6591] write(3, "1000", 4 [pid 6590] setns(3, 0 [pid 6589] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... socket resumed>) = 3 [pid 6591] <... write resumed>) = 4 [pid 6589] <... futex resumed>) = 0 [pid 5758] close(3 [pid 6591] close(3 [pid 6590] <... setns resumed>) = 0 [pid 6589] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 6591] <... close resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6591] read(200 [pid 6590] close(3 [pid 6589] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] <... close resumed>) = 0 [pid 6590] <... close resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6591] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... socket resumed>) = 3 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6590] <... futex resumed>) = 0 [pid 6589] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] close(3 [pid 6589] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6590] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6591] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP) = 3 [pid 6589] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3 [pid 6591] <... symlinkat resumed>) = 0 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 5783] close(3 [pid 6591] close(249 [pid 6590] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] <... close resumed>) = 0 [pid 5758] <... close resumed>) = 0 [pid 6591] <... close resumed>) = 0 [pid 6589] <... sendmsg resumed>) = 28 [pid 5783] read(249 [pid 6591] close(248 [pid 6589] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xda\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6591] <... close resumed>) = 0 [pid 6590] <... sendto resumed>) = 32 [pid 6589] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6589] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6591] prctl(PR_SET_NAME, "syz.4.473" [pid 6590] recvfrom(4 [pid 6589] <... futex resumed>) = 0 [pid 6591] <... prctl resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6591] close(4 [pid 6590] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=93}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6591] <... close resumed>) = 0 [pid 5758] close(3 [pid 6591] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] recvfrom(4 [pid 6589] <... sendmsg resumed>) = 20 [pid 5758] <... close resumed>) = 0 [pid 6589] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6592 attached [pid 6591] <... futex resumed>) = 0 [pid 6590] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=93}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6589] <... futex resumed>) = 0 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6592] set_robust_list(0x5555944427e0, 24 [pid 6591] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] close_range(3, 30, 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 92 [pid 5758] <... socket resumed>) = 3 [pid 6592] <... set_robust_list resumed>) = 0 [pid 6591] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... close_range resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] close(3 [pid 6592] rt_sigprocmask(SIG_SETMASK, [] [pid 6591] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6590] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] exit_group(0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6591] <... openat resumed>) = 3 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... exit_group resumed>) = ? [pid 5758] <... close resumed>) = 0 [pid 6592] chdir("./89" [pid 6591] setns(201, 0 [pid 6590] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6592] <... chdir resumed>) = 0 [pid 6591] <... setns resumed>) = 0 [pid 6590] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6589] +++ exited with 0 +++ [pid 5758] read(249 [pid 6592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6591] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6590] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6592] <... prctl resumed>) = 0 [pid 6591] <... socket resumed>) = 4 [pid 6590] <... futex resumed>) = 0 [pid 5808] rt_sigreturn({mask=[]} [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6592] setpgid(0, 0 [pid 6591] setns(3, 0 [pid 6590] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 6592] <... setpgid resumed>) = 0 [pid 6591] <... setns resumed>) = 0 [pid 6590] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6592] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6591] close(3 [pid 6590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6591] <... close resumed>) = 0 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6591] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6590] <... sendmsg resumed>) = 28 [pid 6592] <... symlinkat resumed>) = 0 [pid 6590] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6592] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6591] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=855790293}) ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6593 attached [pid 6592] <... symlinkat resumed>) = 0 [pid 6591] <... futex resumed>) = 0 [pid 6590] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6593] set_robust_list(0x55556d03f7e0, 24 [pid 6592] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6591] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6590] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6593] <... set_robust_list resumed>) = 0 [pid 6592] <... symlinkat resumed>) = 0 [pid 6590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 92 [pid 6593] rt_sigprocmask(SIG_SETMASK, [] [pid 6591] <... sendto resumed>) = 32 [pid 6590] <... sendmsg resumed>) = 20 [pid 6592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... openat resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x99\xb5\x16"..., 216 [pid 6590] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] fstat(3 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6592] <... openat resumed>) = 3 [pid 6590] <... futex resumed>) = 0 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 6591] recvfrom(4 [pid 6593] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 577, NULL, 0) = 1 [pid 6591] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=97}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6590] close_range(3, 30, 0 [pid 6593] chdir("./89" [pid 6592] write(3, "1000", 4 [pid 6591] recvfrom(4 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xdc\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6590] <... close_range resumed>) = 0 [pid 5808] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5619] <... futex resumed>) = 1 [pid 5808] newfstatat(AT_FDCWD, "./91/binderfs" [pid 5625] <... write resumed>) = 56 [pid 5619] read(6 [pid 6592] <... write resumed>) = 4 [pid 6591] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=97}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... futex resumed>) = 0 [pid 6593] <... chdir resumed>) = 0 [pid 6592] close(3 [pid 6591] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] exit_group(0 [pid 5808] unlink("./91/binderfs" [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xd7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x99\xb5\x16"..., 32516876) = 216 [pid 6593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6592] <... close resumed>) = 0 [pid 6591] <... futex resumed>) = 0 [pid 6590] <... exit_group resumed>) = ? [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 6592] read(200 [pid 6591] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6593] <... prctl resumed>) = 0 [pid 6592] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6591] <... futex resumed>) = 0 [pid 6590] +++ exited with 0 +++ [pid 5808] <... unlink resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] epoll_pwait(4 [pid 6593] setpgid(0, 0 [pid 6592] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6591] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5619] epoll_pwait(4 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6593] <... setpgid resumed>) = 0 [pid 6592] <... symlinkat resumed>) = 0 [pid 6591] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] rt_sigreturn({mask=[]} [pid 6593] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6592] close(249 [pid 6591] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] epoll_pwait(4 [pid 6593] <... symlinkat resumed>) = 0 [pid 6592] <... close resumed>) = 0 [pid 6591] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./91/cgroup.net" [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=370792684} [pid 6593] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6592] close(248 [pid 6591] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6593] <... symlinkat resumed>) = 0 [pid 6592] <... close resumed>) = 0 [pid 6591] <... futex resumed>) = 0 [pid 6591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6593] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6592] prctl(PR_SET_NAME, "syz.0.474" [pid 5808] unlink("./91/cgroup.net" [pid 6593] <... symlinkat resumed>) = 0 [pid 6592] <... prctl resumed>) = 0 [pid 6593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6592] close(4 [pid 5808] <... unlink resumed>) = 0 [pid 6591] <... sendmsg resumed>) = 28 [pid 5808] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 6591] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=974387685}) [pid 5777] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] newfstatat(AT_FDCWD, "./91/cgroup.cpu" [pid 5625] read(23 [pid 6593] <... openat resumed>) = 3 [pid 6592] <... close resumed>) = 0 [pid 6591] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6593] write(3, "1000", 4 [pid 6592] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6593] <... write resumed>) = 4 [pid 6592] <... futex resumed>) = 0 [pid 6591] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6593] close(3 [pid 6592] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] <... futex resumed>) = 0 [pid 5808] unlink("./91/cgroup.cpu" [pid 6593] <... close resumed>) = 0 [pid 6592] <... futex resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 376, NULL, 0) = 1 [pid 6593] read(200 [pid 6592] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6593] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6592] <... openat resumed>) = 3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6593] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 6591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5777] <... openat resumed>) = 3 [pid 6593] <... symlinkat resumed>) = 0 [pid 6592] setns(201, 0 [pid 5808] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xdd\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] read(6 [pid 6591] <... sendmsg resumed>) = 20 [pid 5615] sched_yield( [pid 5777] fstat(3 [pid 6593] close(249 [pid 6592] <... setns resumed>) = 0 [pid 6591] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 56 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xdc\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6593] <... close resumed>) = 0 [pid 6592] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6591] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./91/cgroup" [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... write resumed>) = 424 [pid 6593] close(248 [pid 6592] <... socket resumed>) = 4 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] <... sched_yield resumed>) = 0 [pid 6593] <... close resumed>) = 0 [pid 6592] setns(3, 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xd8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x75\xc1\x15"..., 32516876) = 272 [pid 6593] prctl(PR_SET_NAME, "syz.1.475" [pid 6592] <... setns resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6593] <... prctl resumed>) = 0 [pid 6592] close(3 [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6593] close(4 [pid 6592] <... close resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6593] <... close resumed>) = 0 [pid 6592] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] read(6 [pid 6593] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = 0 [pid 6591] close_range(3, 30, 0 [pid 5808] unlink("./91/cgroup" [pid 5777] getdents64(3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6593] <... futex resumed>) = 0 [pid 6592] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] <... close_range resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 6593] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981477}) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6591] exit_group(0 [pid 6593] <... futex resumed>) = 0 [pid 6592] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5777] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=328502215} [pid 5625] read(3 [pid 6593] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6592] <... sendto resumed>) = 32 [pid 6591] <... exit_group resumed>) = ? [pid 5808] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6593] <... openat resumed>) = 3 [pid 6592] recvfrom(4 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] newfstatat(AT_FDCWD, "./90/binderfs" [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6593] setns(201, 0 [pid 6592] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=92}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6593] <... setns resumed>) = 0 [pid 6592] recvfrom(4 [pid 5808] close(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 6593] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6592] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=92}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... close resumed>) = 0 [pid 5777] unlink("./90/binderfs" [pid 6593] <... socket resumed>) = 4 [pid 6592] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6593] setns(3, 0 [pid 6592] <... futex resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6593] <... setns resumed>) = 0 [pid 6592] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlinkat(AT_FDCWD, "./91", AT_REMOVEDIR [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6593] close(3 [pid 6592] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999982230}) [pid 6593] <... close resumed>) = 0 [pid 6592] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6593] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6592] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 6592] <... futex resumed>) = 0 [pid 6592] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... unlinkat resumed>) = 0 [pid 6592] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 28 [pid 5777] newfstatat(AT_FDCWD, "./90/cgroup.net" [pid 5625] read(3 [pid 6592] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6592] <... futex resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6592] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] mkdirat(AT_FDCWD, "./92", 0777 [pid 5777] unlink("./90/cgroup.net" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6593] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = 0 [pid 6591] +++ exited with 0 +++ [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5777] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6593] <... futex resumed>) = 0 [pid 6592] <... sendmsg resumed>) = 20 [pid 5815] rt_sigreturn({mask=[]} [pid 6593] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5815] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5808] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./90/cgroup.cpu" [pid 6593] <... sendto resumed>) = 32 [pid 6592] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 6592] <... futex resumed>) = 0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6593] recvfrom(4 [pid 6592] close_range(3, 30, 0 [pid 5808] close(3 [pid 5777] unlink("./90/cgroup.cpu" [pid 6593] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-252097380}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6592] <... close_range resumed>) = 0 [pid 6593] recvfrom(4 [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 6592] exit_group(0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6593] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-252097380}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6592] <... exit_group resumed>) = ? [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6593] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./90/cgroup" [pid 5808] close(3 [pid 5815] <... write resumed>) = 4 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=985469303}) [pid 6593] <... futex resumed>) = 0 [pid 5815] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... close resumed>) = 0 [pid 5777] unlink("./90/cgroup" [pid 5625] read(18 [pid 6593] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6593] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5777] getdents64(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4e\x69\x16"..., 216 [pid 6593] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] close(3 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5625] <... write resumed>) = 216 [pid 5777] close(3 [pid 5808] <... close resumed>) = 0 [pid 6593] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] <... openat resumed>) = 3 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... close resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xde\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6593] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5625] <... write resumed>) = 56 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 330, NULL, 0) = 1 [pid 6593] <... futex resumed>) = 0 [pid 6592] +++ exited with 0 +++ [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] <... socket resumed>) = 3 [pid 5777] unlinkat(AT_FDCWD, "./90", AT_REMOVEDIR [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xde\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6593] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] getdents64(3 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... futex resumed>) = 1 [pid 5808] close(3 [pid 5615] <... futex resumed>) = 0 [pid 6593] <... futex resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] mkdirat(AT_FDCWD, "./91", 0777 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5808] <... close resumed>) = 0 [pid 5619] read(6 [pid 6593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... mkdirat resumed>) = 0 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xd9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x4e\x69\x16"..., 32516876) = 216 [pid 6593] <... sendmsg resumed>) = 28 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5619] read(6 [pid 6593] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./94/binderfs" [pid 5808] <... socket resumed>) = 3 [pid 5777] <... openat resumed>) = 3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6593] <... futex resumed>) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5619] epoll_pwait(4 [pid 5615] epoll_pwait(4 [pid 6593] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] unlink("./94/binderfs" [pid 5808] close(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6593] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 6593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 20 [pid 5815] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6593] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6593] <... futex resumed>) = 0 [pid 5815] newfstatat(AT_FDCWD, "./94/cgroup.net" [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=265377253} [pid 6593] close_range(3, 30, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6593] <... close_range resumed>) = 0 [pid 5815] unlink("./94/cgroup.net" [pid 5777] close(3 [pid 5808] <... close resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5808] read(249 [pid 6593] exit_group(0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5777] <... close resumed>) = 0 [pid 6593] <... exit_group resumed>) = ? [pid 5815] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... socket resumed>) = 3 [pid 5815] newfstatat(AT_FDCWD, "./94/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] unlink("./94/cgroup.cpu" [pid 5777] close(3ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6594 attached ) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 6594] set_robust_list(0x5555673497e0, 24 [pid 6593] +++ exited with 0 +++ [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 95 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5815] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... write resumed>) = 4 [pid 5777] <... socket resumed>) = 3 [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=960694826}) [pid 6594] <... set_robust_list resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] close(3 [pid 5758] rt_sigreturn({mask=[]} [pid 6594] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] newfstatat(AT_FDCWD, "./94/cgroup" [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... close resumed>) = 0 [pid 5625] read(29 [pid 6594] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5783] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6594] chdir("./92" [pid 5815] unlink("./94/cgroup" [pid 5783] <... openat resumed>) = 3 [pid 5777] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xda\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 270, NULL, 0) = 1 [pid 6594] <... chdir resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] fstat(3 [pid 5777] close(3 [pid 5625] <... write resumed>) = 216 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] getdents64(3 [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... close resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] getdents64(3 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xdf\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5815] close(3 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5758] <... write resumed>) = 4 [pid 6594] <... prctl resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 48 [pid 5619] read(6 [pid 5615] sched_yield( [pid 6594] setpgid(0, 0 [pid 5815] unlinkat(AT_FDCWD, "./94", AT_REMOVEDIR [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... socket resumed>) = 3 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xde\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6594] <... setpgid resumed>) = 0 [pid 5815] <... unlinkat resumed>) = 0 [pid 5783] newfstatat(AT_FDCWD, "./89/binderfs" [pid 5777] close(3 [pid 5758] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] <... write resumed>) = 48 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6594] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] mkdirat(AT_FDCWD, "./95", 0777 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... close resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... write resumed>) = 424 [pid 5615] <... sched_yield resumed>) = 0 [pid 6594] <... symlinkat resumed>) = 0 [pid 5783] unlink("./89/binderfs" [pid 5777] read(249 [pid 5758] fstat(3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... pselect6 resumed>) = 2 (in [3 13], left {tv_sec=0, tv_nsec=999980482}) [pid 5615] epoll_pwait(4 [pid 6594] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5783] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] getdents64(3 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6594] <... symlinkat resumed>) = 0 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xda\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x2c\xea\x18"..., 32516876) = 264 [pid 6594] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5783] newfstatat(AT_FDCWD, "./89/cgroup.net" [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6594] <... symlinkat resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5615] epoll_pwait(4 [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5783] unlink("./89/cgroup.net" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(13 [pid 5619] <... write resumed>) = 424 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6595 attached [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./89/binderfs" [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5619] read(6 [pid 5615] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... futex resumed>) = 0 [pid 6595] set_robust_list(0x5555771c07e0, 24 [pid 6594] <... openat resumed>) = 3 [pid 5815] close(3 [pid 5783] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xdb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x17\x0c\x1a"..., 216 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6595] <... set_robust_list resumed>) = 0 [pid 6594] write(3, "1000", 4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 94 [pid 5758] unlink("./89/binderfs" [pid 5625] <... write resumed>) = 216 [pid 5619] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6595] rt_sigprocmask(SIG_SETMASK, [] [pid 6594] <... write resumed>) = 4 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] newfstatat(AT_FDCWD, "./89/cgroup.cpu" [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] <... unlink resumed>) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe0\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] read(6 [pid 6595] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6594] close(3 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... write resumed>) = 56 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xdb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\x17\x0c\x1a"..., 32516876) = 216 [pid 6594] <... close resumed>) = 0 [pid 6595] chdir("./91" [pid 5610] read(6 [pid 6594] read(200 [pid 5815] close(3 [pid 5783] unlink("./89/cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6595] <... chdir resumed>) = 0 [pid 6594] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... unlink resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./89/cgroup.net" [pid 5625] <... write resumed>) = 48 [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6594] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5815] <... close resumed>) = 0 [pid 6594] <... symlinkat resumed>) = 0 [pid 5783] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6595] <... prctl resumed>) = 0 [pid 6594] close(249 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] unlink("./89/cgroup.net" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999979671}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=163755663} [pid 6595] setpgid(0, 0 [pid 6594] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] newfstatat(AT_FDCWD, "./89/cgroup" [pid 5758] <... unlink resumed>) = 0 [pid 5625] read(3 [pid 6594] close(248 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6594] <... close resumed>) = 0 [pid 5783] unlink("./89/cgroup" [pid 5758] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6595] <... setpgid resumed>) = 0 [pid 6594] prctl(PR_SET_NAME, "syz.3.476" [pid 5815] close(3 [pid 5783] <... unlink resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] read(3 [pid 6595] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 6594] <... prctl resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 6594] close(4 [pid 5783] getdents64(3 [pid 5758] newfstatat(AT_FDCWD, "./89/cgroup.cpu" [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xe9\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6595] <... symlinkat resumed>) = 0 [pid 6594] <... close resumed>) = 0 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6595] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 5815] <... socket resumed>) = 3 [pid 5783] close(3 [pid 6595] <... symlinkat resumed>) = 0 [pid 6594] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] <... close resumed>) = 0 [pid 5758] unlink("./89/cgroup.cpu" [pid 6595] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 6594] <... futex resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] unlinkat(AT_FDCWD, "./89", AT_REMOVEDIR [pid 6595] <... symlinkat resumed>) = 0 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... unlink resumed>) = 0 [pid 6595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6594] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... socket resumed>) = 3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5815] close(3 [pid 6594] <... futex resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./90", 0777 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6595] <... openat resumed>) = 3 [pid 5815] <... close resumed>) = 0 [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] newfstatat(AT_FDCWD, "./89/cgroup" [pid 5815] read(249 [pid 6595] write(3, "1000", 4 [pid 6594] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xde\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6595] <... write resumed>) = 4 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] unlink("./89/cgroup" [pid 6595] close(3 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6595] <... close resumed>) = 0 [pid 6594] <... openat resumed>) = 3 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... openat resumed>) = 3 [pid 5758] <... unlink resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5758] getdents64(3 [pid 6594] setns(201, 0 [pid 5783] close(3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6595] read(200 [pid 6594] <... setns resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6595] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6594] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5758] close(3 [pid 6595] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6594] <... socket resumed>) = 4 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... close resumed>) = 0 [pid 6595] <... symlinkat resumed>) = 0 [pid 6594] setns(3, 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] unlinkat(AT_FDCWD, "./89", AT_REMOVEDIR [pid 6594] <... setns resumed>) = 0 [pid 5783] close(3 [pid 5758] <... unlinkat resumed>) = 0 [pid 6595] close(249 [pid 6594] close(3 [pid 6595] <... close resumed>) = 0 [pid 6594] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] mkdirat(AT_FDCWD, "./90", 0777 [pid 6595] close(248 [pid 6594] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... mkdirat resumed>) = 0 [pid 6594] <... futex resumed>) = 0 [pid 5783] <... socket resumed>) = 3 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6596 attached [pid 6595] <... close resumed>) = 0 [pid 6594] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 175, NULL, 0) = 1 [pid 6596] set_robust_list(0x55556b15e7e0, 24 [pid 6595] prctl(PR_SET_NAME, "syz.2.477" [pid 6594] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 98 [pid 5783] close(3 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5758] <... openat resumed>) = 3 [pid 6595] <... prctl resumed>) = 0 [pid 6594] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5783] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5619] <... futex resumed>) = 1 [pid 6596] <... set_robust_list resumed>) = 0 [pid 6595] close(4 [pid 6594] <... sendto resumed>) = 32 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5619] read(6 [pid 5615] <... futex resumed>) = 0 [pid 6596] rt_sigprocmask(SIG_SETMASK, [] [pid 6595] <... close resumed>) = 0 [pid 6594] recvfrom(4 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe0\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6595] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=95}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xea\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6595] <... futex resumed>) = 0 [pid 6594] recvfrom(4 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=943246581}) [pid 5619] <... write resumed>) = 424 [pid 5615] epoll_pwait(4 [pid 6596] chdir("./95" [pid 6595] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=95}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5619] read(6 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6594] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6595] <... futex resumed>) = 0 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] <... chdir resumed>) = 0 [pid 6595] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6594] <... futex resumed>) = 0 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] epoll_pwait(4 [pid 6594] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... close resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xea\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6594] <... futex resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6595] <... openat resumed>) = 3 [pid 6594] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5783] read(249 [pid 5758] <... socket resumed>) = 3 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] epoll_pwait(4 [pid 6596] setpgid(0, 0 [pid 6595] setns(201, 0 [pid 6594] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xdf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=83601852} [pid 6596] <... setpgid resumed>) = 0 [pid 6595] <... setns resumed>) = 0 [pid 5758] close(3 [pid 6594] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6595] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6594] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... close resumed>) = 0 [pid 6595] <... socket resumed>) = 4 [pid 6594] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... symlinkat resumed>) = 0 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6595] setns(3, 0 [pid 6594] <... futex resumed>) = 0 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... socket resumed>) = 3 [pid 6596] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 6595] <... setns resumed>) = 0 [pid 6594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6596] <... symlinkat resumed>) = 0 [pid 5758] close(3 [pid 6595] close(3 [pid 5758] <... close resumed>) = 0 [pid 6594] <... sendmsg resumed>) = 28 [pid 6595] <... close resumed>) = 0 [pid 6595] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6595] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCPci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6597 attached [pid 6594] <... futex resumed>) = 0 [pid 6596] <... symlinkat resumed>) = 0 [pid 5758] <... socket resumed>) = 3 [pid 6594] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 20 [pid 5758] close(3 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6595] <... futex resumed>) = 0 [pid 6594] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... close resumed>) = 0 [pid 6597] set_robust_list(0x5555944427e0, 24 [pid 6595] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6594] <... futex resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 93 [pid 5758] read(249 [pid 6597] <... set_robust_list resumed>) = 0 [pid 6596] <... openat resumed>) = 3 [pid 6595] <... sendto resumed>) = 32 [pid 6594] close_range(3, 30, 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 6597] rt_sigprocmask(SIG_SETMASK, [] [pid 6596] write(3, "1000", 4 [pid 6595] recvfrom(4 [pid 6594] <... close_range resumed>) = 0 [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6596] <... write resumed>) = 4 [pid 6597] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6595] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=94}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6594] exit_group(0 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6597] chdir("./90" [pid 6596] close(3 [pid 6595] recvfrom(4 [pid 6594] <... exit_group resumed>) = ? [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6597] <... chdir resumed>) = 0 [pid 6596] <... close resumed>) = 0 [pid 6595] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=94}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6596] read(200 [pid 6597] <... prctl resumed>) = 0 [pid 6596] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6595] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6597] setpgid(0, 0 [pid 6596] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6595] <... futex resumed>) = 0 [pid 6597] <... setpgid resumed>) = 0 [pid 6596] <... symlinkat resumed>) = 0 [pid 6595] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6596] close(249 [pid 6595] <... futex resumed>) = 0 [pid 6596] <... close resumed>) = 0 [pid 6595] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6597] <... symlinkat resumed>) = 0 [pid 6596] close(248 [pid 6595] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6596] <... close resumed>) = 0 [pid 6595] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6597] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6596] prctl(PR_SET_NAME, "syz.4.478" [pid 6595] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] +++ exited with 0 +++ [pid 6596] <... prctl resumed>) = 0 [pid 6595] <... futex resumed>) = 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6598 attached [pid 6597] <... symlinkat resumed>) = 0 [pid 6596] close(4 [pid 6595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] rt_sigreturn({mask=[]} [pid 6598] set_robust_list(0x55556d03f7e0, 24 [pid 6597] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6596] <... close resumed>) = 0 [pid 5808] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6595] <... sendmsg resumed>) = 28 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 93 [pid 5758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6598] <... set_robust_list resumed>) = 0 [pid 6597] <... symlinkat resumed>) = 0 [pid 6596] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] rt_sigprocmask(SIG_SETMASK, [] [pid 6596] <... futex resumed>) = 0 [pid 6595] <... futex resumed>) = 0 [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6596] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... openat resumed>) = 3 [pid 5808] <... write resumed>) = 4 [pid 6595] <... futex resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=933040012}) [pid 6598] chdir("./90" [pid 6596] <... futex resumed>) = 0 [pid 6595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(21 [pid 6596] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6595] <... sendmsg resumed>) = 20 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xdc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xd2\x87\x16"..., 216 [pid 6597] write(3, "1000", 4 [pid 6596] <... openat resumed>) = 3 [pid 6595] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 88, NULL, 0) = 1 [pid 6598] <... chdir resumed>) = 0 [pid 6597] <... write resumed>) = 4 [pid 6595] <... futex resumed>) = 0 [pid 6597] close(3 [pid 5808] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6597] <... close resumed>) = 0 [pid 6596] setns(201, 0 [pid 6595] close_range(3, 30, 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe1\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6597] read(200 [pid 6596] <... setns resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 6595] <... close_range resumed>) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6598] <... prctl resumed>) = 0 [pid 6597] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] fstat(3 [pid 5619] read(6 [pid 6595] exit_group(0 [pid 6596] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5615] epoll_pwait(4 [pid 6598] setpgid(0, 0 [pid 6597] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6595] <... exit_group resumed>) = ? [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xdc\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xd2\x87\x16"..., 32516876) = 216 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6596] <... socket resumed>) = 4 [pid 5808] getdents64(3 [pid 6597] <... symlinkat resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] read(6 [pid 6598] <... setpgid resumed>) = 0 [pid 5808] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] epoll_pwait(4 [pid 6598] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6597] close(249 [pid 6596] setns(3, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6597] <... close resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6596] <... setns resumed>) = 0 [pid 6596] close(3 [pid 5808] newfstatat(AT_FDCWD, "./92/binderfs" [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5610] <... futex resumed>) = 0 [pid 6598] <... symlinkat resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5610] epoll_pwait(4 [pid 6597] close(248 [pid 6596] <... close resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] epoll_pwait(4 [pid 5610] write(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8 [pid 6598] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6597] <... close resumed>) = 0 [pid 6596] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./92/binderfs" [pid 5610] <... write resumed>) = 8 [pid 6596] <... futex resumed>) = 0 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN, data=0x3621fc0}], 128, 15050, NULL, 0) = 1 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=988590772} [pid 5610] futex(0x3601af8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] prctl(PR_SET_NAME, "syz.0.479" [pid 5619] read(5, "\x01\x00\x00\x00\x00\x00\x00\x00", 8) = 8 [pid 5619] epoll_pwait(4 [pid 6596] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5619] epoll_pwait(4 [pid 6597] <... prctl resumed>) = 0 [pid 6597] close(4 [pid 5808] <... unlink resumed>) = 0 [pid 6598] <... symlinkat resumed>) = 0 [pid 5808] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6597] <... close resumed>) = 0 [pid 6598] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6596] <... futex resumed>) = 0 [pid 6595] +++ exited with 0 +++ [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6596] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] newfstatat(AT_FDCWD, "./92/cgroup.net" [pid 6598] <... symlinkat resumed>) = 0 [pid 6597] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6596] <... sendto resumed>) = 32 [pid 5777] rt_sigreturn({mask=[]} [pid 6597] <... futex resumed>) = 0 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] unlink("./92/cgroup.net" [pid 6597] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] recvfrom(4 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=98}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... unlink resumed>) = 0 [pid 6598] <... openat resumed>) = 3 [pid 6597] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 987, NULL, 0) = 1 [pid 6596] recvfrom(4 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6598] write(3, "1000", 4 [pid 6596] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=98}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] read(6 [pid 6598] <... write resumed>) = 4 [pid 6597] <... openat resumed>) = 3 [pid 6596] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6598] close(3 [pid 6597] setns(201, 0 [pid 6596] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./92/cgroup.cpu" [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe1\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6598] <... close resumed>) = 0 [pid 6597] <... setns resumed>) = 0 [pid 6596] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xeb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6598] read(200 [pid 6597] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6596] <... futex resumed>) = 0 [pid 6598] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6597] <... socket resumed>) = 4 [pid 6596] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] unlink("./92/cgroup.cpu" [pid 5619] <... write resumed>) = 424 [pid 6598] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6597] setns(3, 0 [pid 6596] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] <... unlink resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=965256894}) [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6598] <... symlinkat resumed>) = 0 [pid 6597] <... setns resumed>) = 0 [pid 6596] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] read(3 [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6598] close(249 [pid 6597] close(3 [pid 6596] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] epoll_pwait(4 [pid 6598] <... close resumed>) = 0 [pid 6597] <... close resumed>) = 0 [pid 6596] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./92/cgroup" [pid 6598] close(248 [pid 6597] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] read(3 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6598] <... close resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] unlink("./92/cgroup" [pid 5777] <... write resumed>) = 4 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xeb\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=932894454} [pid 6598] prctl(PR_SET_NAME, "syz.1.480" [pid 6597] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... sendmsg resumed>) = 28 [pid 5808] <... unlink resumed>) = 0 [pid 5777] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6598] <... prctl resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999961636}) [pid 6598] close(4 [pid 6597] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6596] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5777] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(23 [pid 6598] <... close resumed>) = 0 [pid 6597] <... sendto resumed>) = 32 [pid 6596] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] close(3 [pid 5777] <... openat resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6598] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5777] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xdd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x3e\x64\x19"..., 216 [pid 6598] <... futex resumed>) = 0 [pid 6597] recvfrom(4 [pid 6596] <... futex resumed>) = 0 [pid 5808] unlinkat(AT_FDCWD, "./92", AT_REMOVEDIR [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 946, NULL, 0) = 1 [pid 6597] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=93}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6598] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] recvfrom(4 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] getdents64(3 [pid 6596] <... sendmsg resumed>) = 20 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xe2\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=93}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6596] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] mkdirat(AT_FDCWD, "./93", 0777 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6598] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6597] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 5808] <... mkdirat resumed>) = 0 [pid 5777] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5619] read(6 [pid 6598] <... openat resumed>) = 3 [pid 6597] <... futex resumed>) = 0 [pid 6596] close_range(3, 30, 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xdd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x3e\x64\x19"..., 32516876) = 216 [pid 6597] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... openat resumed>) = 3 [pid 5777] newfstatat(AT_FDCWD, "./91/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6598] setns(201, 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] <... close_range resumed>) = 0 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6598] <... setns resumed>) = 0 [pid 6597] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6596] exit_group(0 [pid 5808] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5777] unlink("./91/binderfs" [pid 5619] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6598] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6597] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6596] <... exit_group resumed>) = ? [pid 5808] close(3 [pid 6597] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5619] epoll_pwait(4 [pid 5777] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5777] newfstatat(AT_FDCWD, "./91/cgroup.net" [pid 6598] <... socket resumed>) = 4 [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] unlink("./91/cgroup.net") = 0 [pid 5777] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6598] setns(3, 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] +++ exited with 0 +++ [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5619] epoll_pwait(4 [pid 6598] <... setns resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=881271118} [pid 6598] close(3 [pid 6597] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... socket resumed>) = 3 [pid 6598] <... close resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] close(3 [pid 5777] newfstatat(AT_FDCWD, "./91/cgroup.cpu" [pid 6598] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] <... close resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... sendmsg resumed>) = 28 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6598] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] unlink("./91/cgroup.cpu" [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 5808] <... socket resumed>) = 3 [pid 6598] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6597] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5808] close(3 [pid 5777] <... unlink resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6598] <... sendto resumed>) = 32 [pid 5815] <... write resumed>) = 4 [pid 5808] <... close resumed>) = 0 [pid 5777] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=968127572}) [pid 5619] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 896, NULL, 0) = 1 [pid 6597] <... sendmsg resumed>) = 20 [pid 5625] read(18 [pid 5619] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6597] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6598] recvfrom(4 [pid 6597] <... futex resumed>) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... socket resumed>) = 3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xde\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x3e\x64\x19"..., 216 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 6598] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1260474656}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6597] close_range(3, 30, 0 [pid 5815] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] close(3 [pid 5777] newfstatat(AT_FDCWD, "./91/cgroup" [pid 5625] <... write resumed>) = 216 [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6598] recvfrom(4 [pid 6597] <... close_range resumed>) = 0 [pid 5815] <... openat resumed>) = 3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x04\x00\x00\x00\xe3\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6598] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1260474656}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] fstat(3 [pid 5808] <... close resumed>) = 0 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... write resumed>) = 56 [pid 5619] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xe2\x01\x00\x00\x00\x00\x00\x00", 32516876) = 56 [pid 6597] exit_group(0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(16, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6598] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... exit_group resumed>) = ? [pid 5625] <... write resumed>) = 48 [pid 5619] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xec\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6598] <... futex resumed>) = 0 [pid 5815] getdents64(3 [pid 5808] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5777] unlink("./91/cgroup" [pid 6598] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5808] <... socket resumed>) = 3 [pid 5777] <... unlink resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... write resumed>) = 424 [pid 6598] <... futex resumed>) = 0 [pid 6597] +++ exited with 0 +++ [pid 5815] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] close(3 [pid 5777] getdents64(3 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981892}) [pid 5619] read(6 [pid 5615] epoll_pwait(4 [pid 6598] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 0 entries */, 32768) = 0 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5625] read(3 [pid 5619] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xde\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x3e\x64\x19"..., 32516876) = 272 [pid 5615] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 0, NULL, 0) = 1 [pid 6598] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5815] newfstatat(AT_FDCWD, "./95/binderfs" [pid 5808] read(249 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] close(3 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] futex(0x3601af8, FUTEX_WAKE_PRIVATE, 1 [pid 5615] getpid( [pid 6598] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5808] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5610] <... futex resumed>) = 0 [pid 5783] <... rt_sigreturn resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] read(3 [pid 5619] <... futex resumed>) = 1 [pid 5615] <... getpid resumed>) = 5610 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xed\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6598] <... futex resumed>) = 0 [pid 5815] unlink("./95/binderfs" [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] unlinkat(AT_FDCWD, "./91", AT_REMOVEDIR [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xec\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5619] epoll_pwait(4 [pid 5615] tgkill(5610, 5619, SIGURG [pid 5610] <... write resumed>) = 424 [pid 6598] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... unlink resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] <... tgkill resumed>) = 0 [pid 5610] read(6 [pid 6598] <... futex resumed>) = 0 [pid 5815] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5777] <... unlinkat resumed>) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981436}) [pid 5619] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] read(3 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] epoll_pwait(4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5619] --- SIGURG {si_signo=SIGURG, si_code=SI_TKILL, si_pid=5610, si_uid=0} --- [pid 5815] newfstatat(AT_FDCWD, "./95/cgroup.net" [pid 6598] <... sendmsg resumed>) = 28 [pid 5783] write(248, "\x00\x00\x00\x00", 4 [pid 5777] mkdirat(AT_FDCWD, "./92", 0777 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] read(3 [pid 5619] rt_sigreturn({mask=[]} [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xed\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5815] unlink("./95/cgroup.net" [pid 6598] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... write resumed>) = 4 [pid 5777] <... mkdirat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5619] <... rt_sigreturn resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6599 attached [pid 6598] <... futex resumed>) = 0 [pid 5815] <... unlink resumed>) = 0 [pid 5783] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5619] futex(0x1f8cd4bf0160, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6599] set_robust_list(0x5555673497e0, 24 [pid 6598] <... futex resumed>) = 0 [pid 6599] <... set_robust_list resumed>) = 0 [pid 6598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5808] <... clone resumed>, child_tidptr=0x5555673497d0) = 96 [pid 5783] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... openat resumed>) = 3 [pid 5625] <... pselect6 resumed>) = 1 (in [29], left {tv_sec=0, tv_nsec=999970321}) [pid 6599] rt_sigprocmask(SIG_SETMASK, [] [pid 6598] <... sendmsg resumed>) = 20 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... openat resumed>) = 3 [pid 5777] ioctl(3, LOOP_CLR_FD [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=802721040} [pid 6599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6598] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] newfstatat(AT_FDCWD, "./95/cgroup.cpu" [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] fstat(3 [pid 5777] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5625] read(29 [pid 6598] <... futex resumed>) = 0 [pid 5777] close(3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6598] close_range(3, 30, 0 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6599] chdir("./93" [pid 5783] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] <... close resumed>) = 0 [pid 5625] write(3, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xdf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 216 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 821, NULL, 0) = 1 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6598] <... close_range resumed>) = 0 [pid 5815] unlink("./95/cgroup.cpu" [pid 5783] getdents64(3 [pid 5625] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xe4\x01\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... futex resumed>) = 1 [pid 5625] <... write resumed>) = 48 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 5625] write(26, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x16\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x10\x00\x00\x00\x20\x00\x00\x00\xdf\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x00\x96\x51\x18"..., 32516876) = 216 [pid 5815] <... unlink resumed>) = 0 [pid 5625] <... write resumed>) = 48 [pid 5610] read(6 [pid 6599] <... chdir resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 6 entries */, 32768) = 176 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6598] exit_group(0 [pid 5815] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] epoll_pwait(4 [pid 5783] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6598] <... exit_group resumed>) = ? [pid 5777] <... socket resumed>) = 3 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] close(3 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6598] +++ exited with 0 +++ [pid 5815] newfstatat(AT_FDCWD, "./95/cgroup" [pid 5783] newfstatat(AT_FDCWD, "./90/binderfs" [pid 6599] <... prctl resumed>) = 0 [pid 5777] <... close resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] epoll_pwait(4 [pid 6599] setpgid(0, 0 [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5615] epoll_pwait(4 [pid 5815] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6599] <... setpgid resumed>) = 0 [pid 5783] unlink("./90/binderfs" [pid 5777] <... socket resumed>) = 3 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6599] symlinkat("/syzcgroup/unified/syz3", AT_FDCWD, "./cgroup" [pid 5815] unlink("./95/cgroup" [pid 5783] <... unlink resumed>) = 0 [pid 5777] close(3 [pid 5758] rt_sigreturn({mask=[]} [pid 5615] sched_getaffinity(0, 8192 [pid 5815] <... unlink resumed>) = 0 [pid 5783] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... close resumed>) = 0 [pid 5615] <... sched_getaffinity resumed>, [0 1]) = 8 [pid 6599] <... symlinkat resumed>) = 0 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... rt_sigreturn resumed>) = 0 [pid 6599] symlinkat("/syzcgroup/cpu/syz3", AT_FDCWD, "./cgroup.cpu" [pid 5815] getdents64(3 [pid 5783] newfstatat(AT_FDCWD, "./90/cgroup.net" [pid 5777] <... socket resumed>) = 3 [pid 6599] <... symlinkat resumed>) = 0 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 0 entries */, 32768) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] close(3 [pid 6599] symlinkat("/syzcgroup/net/syz3", AT_FDCWD, "./cgroup.net" [pid 5815] close(3 [pid 5783] unlink("./90/cgroup.net" [pid 5777] <... close resumed>) = 0 [pid 5758] write(248, "\x00\x00\x00\x00", 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=766058643} [pid 5815] <... close resumed>) = 0 [pid 6599] <... symlinkat resumed>) = 0 [pid 5815] unlinkat(AT_FDCWD, "./95", AT_REMOVEDIR [pid 5783] <... unlink resumed>) = 0 [pid 5777] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... write resumed>) = 4 [pid 5625] <... pselect6 resumed>) = 1 (in [13], left {tv_sec=0, tv_nsec=969585830}) [pid 5815] <... unlinkat resumed>) = 0 [pid 5625] read(13 [pid 5777] <... socket resumed>) = 3 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] mkdirat(AT_FDCWD, "./96", 0777 [pid 5783] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] close(3 [pid 5758] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00\x20\x00\x00\x00\xe0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x40\xd8\x60\x18"..., 216 [pid 5783] newfstatat(AT_FDCWD, "./90/cgroup.cpu" [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... close resumed>) = 0 [pid 5625] <... write resumed>) = 216 [pid 5758] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6599] <... openat resumed>) = 3 [pid 5815] <... mkdirat resumed>) = 0 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] read(249 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\xe5\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5783] unlink("./90/cgroup.cpu" [pid 5758] <... openat resumed>) = 3 [pid 6599] write(3, "1000", 4 [pid 5815] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5777] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] <... write resumed>) = 56 [pid 6599] <... write resumed>) = 4 [pid 5815] <... openat resumed>) = 3 [pid 5783] <... unlink resumed>) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5758] fstat(3 [pid 5777] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5777] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] ioctl(3, LOOP_CLR_FD [pid 5758] getdents64(3 [pid 5783] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] newfstatat(AT_FDCWD, "./90/cgroup" [pid 6599] close(3) = 0 [pid 5815] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 6 entries */, 32768) = 176 [pid 5783] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] close(3 [pid 5783] unlink("./90/cgroup" [pid 5758] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6599] read(200 [pid 5783] <... unlink resumed>) = 0 [pid 6599] <... read resumed>, 0x7ffc3596c330, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6599] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5815] <... close resumed>) = 0 [pid 5783] getdents64(3 [pid 5758] unlink("./90/binderfs") = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 793, NULL, 0) = 1 [pid 6599] <... symlinkat resumed>) = 0 [pid 5783] <... getdents64 resumed>, 0x555594455a30 /* 0 entries */, 32768) = 0 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5783] close(3 [pid 5758] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] <... futex resumed>) = 1 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\xe4\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x01\x00\x00\x00"..., 32516876) = 320 [pid 5610] write(2, "2026/09/10 12:10:12 executed programs: 476\n", 432026/09/10 12:10:12 executed programs: 476 [pid 6599] close(249 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... write resumed>) = 43 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6600 attached [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xee\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6599] <... close resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] unlinkat(AT_FDCWD, "./90", AT_REMOVEDIR [pid 5758] newfstatat(AT_FDCWD, "./90/cgroup.net" [pid 5610] <... write resumed>) = 424 [pid 6600] set_robust_list(0x5555771c07e0, 24 [pid 6599] close(248 [pid 5815] close(3 [pid 5783] <... unlinkat resumed>) = 0 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=987563844}) [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xef\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6600] <... set_robust_list resumed>) = 0 [pid 6599] <... close resumed>) = 0 [pid 5815] <... close resumed>) = 0 [pid 5758] unlink("./90/cgroup.net" [pid 5783] mkdirat(AT_FDCWD, "./91", 0777 [pid 5625] read(3 [pid 5777] <... clone resumed>, child_tidptr=0x5555771c07d0) = 95 [pid 5610] <... write resumed>) = 424 [pid 6600] rt_sigprocmask(SIG_SETMASK, [] [pid 6599] prctl(PR_SET_NAME, "syz.3.481" [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... mkdirat resumed>) = 0 [pid 5758] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] read(6 [pid 6600] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6599] <... prctl resumed>) = 0 [pid 5815] <... socket resumed>) = 3 [pid 5625] read(3 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] chdir("./92" [pid 6599] close(4 [pid 5815] close(3 [pid 5783] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xee\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5815] <... close resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] epoll_pwait(4 [pid 6600] <... chdir resumed>) = 0 [pid 6599] <... close resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] newfstatat(AT_FDCWD, "./90/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999983378}) [pid 6600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6599] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6600] <... prctl resumed>) = 0 [pid 5758] unlink("./90/cgroup.cpu" [pid 5625] read(3 [pid 5815] <... socket resumed>) = 3 [pid 6600] setpgid(0, 0 [pid 6599] <... futex resumed>) = 0 [pid 5783] ioctl(3, LOOP_CLR_FD [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 6600] <... setpgid resumed>) = 0 [pid 5625] read(3 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=729161889} [pid 6599] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] close(3 [pid 5783] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5758] <... unlink resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 6600] symlinkat("/syzcgroup/unified/syz2", AT_FDCWD, "./cgroup" [pid 5815] <... close resumed>) = 0 [pid 5783] close(3 [pid 5758] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6599] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xef\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6600] <... symlinkat resumed>) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6600] symlinkat("/syzcgroup/cpu/syz2", AT_FDCWD, "./cgroup.cpu" [pid 6599] <... openat resumed>) = 3 [pid 5815] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 5783] <... close resumed>) = 0 [pid 5758] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6599] setns(201, 0 [pid 5815] <... socket resumed>) = 3 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] newfstatat(AT_FDCWD, "./90/cgroup" [pid 6599] <... setns resumed>) = 0 [pid 5783] <... socket resumed>) = 3 [pid 6599] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5815] close(3 [pid 5783] close(3 [pid 5758] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6600] <... symlinkat resumed>) = 0 [pid 6600] symlinkat("/syzcgroup/net/syz2", AT_FDCWD, "./cgroup.net" [pid 5758] unlink("./90/cgroup" [pid 6599] <... socket resumed>) = 4 [pid 5815] <... close resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 6600] <... symlinkat resumed>) = 0 [pid 5815] read(249 [pid 6599] setns(3, 0 [pid 5758] <... unlink resumed>) = 0 [pid 5815] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6599] <... setns resumed>) = 0 [pid 5815] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 5758] getdents64(3 [pid 6600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6600] write(3, "1000", 4) = 4 [pid 5815] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... getdents64 resumed>, 0x55556d052a30 /* 0 entries */, 32768) = 0 [pid 6600] close(3) = 0 [pid 6599] close(3 [pid 5783] close(3 [pid 5758] close(3) = 0 [pid 6599] <... close resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5783] <... close resumed>) = 0 [pid 6600] read(200 [pid 5758] unlinkat(AT_FDCWD, "./90", AT_REMOVEDIR [pid 6600] <... read resumed>, 0x7ffc05df34e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 5758] <... unlinkat resumed>) = 0 [pid 6599] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... symlinkat resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 5783] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6600] close(249 [pid 5758] mkdirat(AT_FDCWD, "./91", 0777 [pid 6599] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... socket resumed>) = 3 [pid 5758] <... mkdirat resumed>) = 0 [pid 5783] close(3 [pid 5758] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6600] <... close resumed>) = 0 [pid 6600] close(248 [pid 5758] <... openat resumed>) = 3 [pid 6600] <... close resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] ioctl(3, LOOP_CLR_FD [pid 5783] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6600] prctl(PR_SET_NAME, "syz.2.482" [pid 5758] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5783] <... socket resumed>) = 3 [pid 5758] close(3 [pid 6599] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6601 attached [pid 6600] <... prctl resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556b15e7d0) = 99 [pid 5783] close(3 [pid 5758] <... close resumed>) = 0 [pid 6600] close(4 [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 6601] set_robust_list(0x55556b15e7e0, 24 [pid 6600] <... close resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... close resumed>) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6601] <... set_robust_list resumed>) = 0 [pid 6600] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] rt_sigprocmask(SIG_SETMASK, [] [pid 6600] <... futex resumed>) = 0 [pid 6601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6600] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] chdir("./96" [pid 6600] <... futex resumed>) = 0 [pid 5783] read(249 [pid 5758] <... socket resumed>) = 3 [pid 6600] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6599] <... sendto resumed>) = 32 [pid 5783] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe4\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 5758] close(3 [pid 6601] <... chdir resumed>) = 0 [pid 6599] recvfrom(4 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6600] <... openat resumed>) = 3 [pid 6599] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=96}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6601] <... prctl resumed>) = 0 [pid 6600] setns(201, 0 [pid 6599] recvfrom(4 [pid 5783] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6601] setpgid(0, 0 [pid 6600] <... setns resumed>) = 0 [pid 6599] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=96}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6601] <... setpgid resumed>) = 0 [pid 6600] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6599] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... socket resumed>) = 3 [pid 6600] <... socket resumed>) = 4 [pid 6601] symlinkat("/syzcgroup/unified/syz4", AT_FDCWD, "./cgroup" [pid 6600] setns(3, 0 [pid 6599] <... futex resumed>) = 0 [pid 6601] <... symlinkat resumed>) = 0 [pid 6600] <... setns resumed>) = 0 [pid 6599] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] close(3) = 0 [pid 5758] socket(AF_INET, SOCK_STREAM, IPPROTO_TCP [pid 6600] close(3 [pid 5758] <... socket resumed>) = 3 [pid 6599] <... futex resumed>) = 0 [pid 6601] symlinkat("/syzcgroup/cpu/syz4", AT_FDCWD, "./cgroup.cpu" [pid 5758] close(3 [pid 6599] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8) = -1 EBADF (Bad file descriptor) [pid 5758] <... close resumed>) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6602 attached [pid 6600] <... close resumed>) = 0 [pid 6601] <... symlinkat resumed>) = 0 [pid 6599] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP [pid 6602] set_robust_list(0x5555944427e0, 24 [pid 6601] symlinkat("/syzcgroup/net/syz4", AT_FDCWD, "./cgroup.net" [pid 6600] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... futex resumed>) = 0 [pid 5783] <... clone resumed>, child_tidptr=0x5555944427d0) = 94 [pid 5758] <... socket resumed>) = 3 [pid 6602] <... set_robust_list resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] close(3 [pid 6602] rt_sigprocmask(SIG_SETMASK, [] [pid 6599] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... close resumed>) = 0 [pid 6601] <... symlinkat resumed>) = 0 [pid 6602] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6599] <... futex resumed>) = 0 [pid 5758] read(249 [pid 6600] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6602] chdir("./91" [pid 5758] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe5\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48 [pid 6599] <... sendmsg resumed>) = 28 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6602] <... chdir resumed>) = 0 [pid 6601] <... openat resumed>) = 3 [pid 6600] <... futex resumed>) = 0 [pid 6599] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6601] write(3, "1000", 4 [pid 6600] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6599] <... futex resumed>) = 0 [pid 6602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6601] <... write resumed>) = 4 [pid 5758] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6602] <... prctl resumed>) = 0 [pid 6601] close(3 [pid 6600] <... sendto resumed>) = 32 [pid 6599] futex(0x7fe85dba5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... close resumed>) = 0 [pid 6602] setpgid(0, 0 [pid 6599] <... futex resumed>) = 0 [pid 6601] read(200 [pid 6599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6601] <... read resumed>, 0x7ffefec625e0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] recvfrom(4ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 6603 attached [pid 6602] <... setpgid resumed>) = 0 [pid 6601] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6600] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=95}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6599] <... sendmsg resumed>) = 20 [pid 6602] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" [pid 6601] <... symlinkat resumed>) = 0 [pid 6600] recvfrom(4 [pid 6599] futex(0x7fe85dba5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] set_robust_list(0x55556d03f7e0, 24 [pid 6602] <... symlinkat resumed>) = 0 [pid 5758] <... clone resumed>, child_tidptr=0x55556d03f7d0) = 94 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 6602] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" [pid 6603] <... set_robust_list resumed>) = 0 [pid 6602] <... symlinkat resumed>) = 0 [pid 6601] close(249 [pid 6600] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=95}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6599] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6603] rt_sigprocmask(SIG_SETMASK, [] [pid 6602] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" [pid 6601] <... close resumed>) = 0 [pid 6600] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] close_range(3, 30, 0 [pid 6603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6602] <... symlinkat resumed>) = 0 [pid 6601] close(248 [pid 6603] chdir("./91" [pid 6602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6601] <... close resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6599] <... close_range resumed>) = 0 [pid 6599] exit_group(0 [pid 6603] <... chdir resumed>) = 0 [pid 6601] prctl(PR_SET_NAME, "syz.4.483" [pid 6599] <... exit_group resumed>) = ? [pid 6600] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6602] <... openat resumed>) = 3 [pid 6600] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6603] <... prctl resumed>) = 0 [pid 6602] write(3, "1000", 4 [pid 6601] <... prctl resumed>) = 0 [pid 6600] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] setpgid(0, 0 [pid 6602] <... write resumed>) = 4 [pid 6601] close(4 [pid 6600] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... setpgid resumed>) = 0 [pid 6602] close(3 [pid 6601] <... close resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6603] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" [pid 6602] <... close resumed>) = 0 [pid 6600] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] read(200 [pid 6600] <... futex resumed>) = 0 [pid 6602] <... read resumed>, 0x7ffea2fb1e80, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6601] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6603] <... symlinkat resumed>) = 0 [pid 6602] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6601] <... futex resumed>) = 0 [pid 6603] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" [pid 6601] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... symlinkat resumed>) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6600] <... sendmsg resumed>) = 28 [pid 6600] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] futex(0x7fd39b055fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] close(249 [pid 6600] <... futex resumed>) = 0 [pid 6603] <... symlinkat resumed>) = 0 [pid 6602] <... close resumed>) = 0 [pid 6601] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6602] close(248 [pid 6600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6602] <... close resumed>) = 0 [pid 6601] <... openat resumed>) = 3 [pid 6600] <... sendmsg resumed>) = 20 [pid 6603] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" [pid 6602] prctl(PR_SET_NAME, "syz.0.484" [pid 6600] futex(0x7fd39b055fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... prctl resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6603] <... symlinkat resumed>) = 0 [pid 6602] close(4 [pid 6601] setns(201, 0 [pid 6599] +++ exited with 0 +++ [pid 6600] close_range(3, 30, 0 [pid 5808] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6602] <... close resumed>) = 0 [pid 6601] <... setns resumed>) = 0 [pid 6601] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6600] <... close_range resumed>) = 0 [pid 6603] <... openat resumed>) = 3 [pid 6602] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... socket resumed>) = 4 [pid 6600] exit_group(0 [pid 5808] rt_sigreturn({mask=[]} [pid 6603] write(3, "1000", 4 [pid 6602] <... futex resumed>) = 0 [pid 6601] setns(3, 0 [pid 6600] <... exit_group resumed>) = ? [pid 5808] <... rt_sigreturn resumed>) = 0 [pid 6603] <... write resumed>) = 4 [pid 6602] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... setns resumed>) = 0 [pid 6603] close(3 [pid 6602] <... futex resumed>) = 0 [pid 6602] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6601] close(3) = 0 [pid 6602] <... openat resumed>) = 3 [pid 6601] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... close resumed>) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6603] read(200 [pid 6601] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] write(248, "\x00\x00\x00\x00", 4 [pid 6603] <... read resumed>, 0x7ffe625e4300, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 6602] setns(201, 0 [pid 6603] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" [pid 6602] <... setns resumed>) = 0 [pid 6601] <... futex resumed>) = 0 [pid 5808] <... write resumed>) = 4 [pid 6603] <... symlinkat resumed>) = 0 [pid 6602] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6601] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5808] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [21], left {tv_sec=0, tv_nsec=805117262}) [pid 6603] close(249 [pid 6602] <... socket resumed>) = 4 [pid 6601] <... sendto resumed>) = 32 [pid 6600] +++ exited with 0 +++ [pid 5625] read(21 [pid 6603] <... close resumed>) = 0 [pid 6602] setns(3, 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 6603] close(248 [pid 6602] <... setns resumed>) = 0 [pid 6601] recvfrom(4 [pid 5808] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] rt_sigreturn({mask=[]} [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xe1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xaa\x40\x1c"..., 216 [pid 6603] <... close resumed>) = 0 [pid 6602] close(3 [pid 6601] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=99}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... rt_sigreturn resumed>) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 734, NULL, 0) = 1 [pid 6603] prctl(PR_SET_NAME, "syz.1.485" [pid 6602] <... close resumed>) = 0 [pid 6601] recvfrom(4 [pid 5808] fstat(3 [pid 5625] <... write resumed>) = 216 [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 6603] <... prctl resumed>) = 0 [pid 6602] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=99}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5808] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe6\x01\x00\x00\x00\x00\x00\x00", 56 [pid 5610] <... futex resumed>) = 1 [pid 6603] close(4 [pid 6602] <... futex resumed>) = 0 [pid 6601] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] getdents64(3 [pid 5625] <... write resumed>) = 56 [pid 5615] <... futex resumed>) = 0 [pid 5610] read(6 [pid 6603] <... close resumed>) = 0 [pid 6602] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... read resumed>, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x03\x00\x00\x00\x20\x00\x00\x00\xe1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\xaa\x40\x1c"..., 32516876) = 216 [pid 6601] <... futex resumed>) = 0 [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 6 entries */, 32768) = 176 [pid 5625] write(20, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 5610] read(6 [pid 6603] <... futex resumed>) = 0 [pid 6602] <... futex resumed>) = 0 [pid 6601] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... write resumed>) = 48 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6601] <... futex resumed>) = 0 [pid 5808] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] epoll_pwait(4 [pid 6603] <... futex resumed>) = 0 [pid 6602] <... sendto resumed>) = 32 [pid 6601] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... write resumed>) = 4 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 5615] epoll_pwait(4 [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6603] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 6602] recvfrom(4 [pid 6601] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5808] newfstatat(AT_FDCWD, "./93/binderfs" [pid 5777] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] <... pselect6 resumed>) = 1 (in [23], left {tv_sec=0, tv_nsec=999961549}) [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] epoll_pwait(4 [pid 6603] <... openat resumed>) = 3 [pid 6602] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=94}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6601] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6603] setns(201, 0 [pid 6602] recvfrom(4 [pid 6601] <... futex resumed>) = 0 [pid 6603] <... setns resumed>) = 0 [pid 6602] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=94}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6601] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] unlink("./93/binderfs" [pid 5777] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5625] read(23 [pid 6603] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6602] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 6603] <... socket resumed>) = 4 [pid 6602] <... futex resumed>) = 0 [pid 6601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=490126883} [pid 6603] setns(3, 0 [pid 5808] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] fstat(3 [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x02\x00\x00\x00\x20\x00\x00\x00\xe2\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\xc0\x6e\xf9\x18"..., 216 [pid 6603] <... setns resumed>) = 0 [pid 6602] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... sendmsg resumed>) = 28 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5625] <... write resumed>) = 216 [pid 6603] close(3 [pid 6602] <... futex resumed>) = 0 [pid 6601] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] newfstatat(AT_FDCWD, "./93/cgroup.net" [pid 5777] getdents64(3 [pid 5625] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x02\x00\x00\x00\xe7\x01\x00\x00\x00\x00\x00\x00", 56 [pid 6603] <... close resumed>) = 0 [pid 6602] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6601] <... futex resumed>) = 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... getdents64 resumed>, 0x5555771d3a30 /* 6 entries */, 32768) = 176 [pid 5625] <... write resumed>) = 56 [pid 6603] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6601] futex(0x7f43dbcb5fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = 0 [pid 6602] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 5808] unlink("./93/cgroup.net" [pid 5777] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] write(15, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\xe7\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 [pid 6603] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... futex resumed>) = 0 [pid 6601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... write resumed>) = 48 [pid 6603] <... futex resumed>) = 0 [pid 6602] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... sendmsg resumed>) = 20 [pid 5808] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] newfstatat(AT_FDCWD, "./92/binderfs" [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6603] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0b\x00\x02\x00\x4e\x45\x54\x5f\x44\x4d\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 6602] <... futex resumed>) = 0 [pid 6601] futex(0x7f43dbcb5fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 503, NULL, 0) = 1 [pid 6603] <... sendto resumed>) = 32 [pid 6602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6601] <... futex resumed>) = 0 [pid 5808] newfstatat(AT_FDCWD, "./93/cgroup.cpu" [pid 5610] futex(0x3603440, FUTEX_WAKE_PRIVATE, 1 [pid 5777] unlink("./92/binderfs" [pid 5610] <... futex resumed>) = 1 [pid 6602] <... sendmsg resumed>) = 28 [pid 6601] close_range(3, 30, 0 [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5615] <... futex resumed>) = 0 [pid 6603] recvfrom(4 [pid 6602] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... close_range resumed>) = 0 [pid 5808] unlink("./93/cgroup.cpu" [pid 5777] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] read(6 [pid 6603] <... recvfrom resumed>, [{nlmsg_len=196, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1651096493}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=11, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x4e\x45\x54\x5f\x44\x4d\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x32], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 2], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 23], [{nla_len=104, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_ADMIN_PERM|GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x5}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELMCAST_GRP], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=28, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=24, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x1], [{nla_len=11, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x65\x76\x65\x6e\x74\x73\x00"...]]]]]], 4096, 0, NULL, NULL) = 196 [pid 6602] <... futex resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] sched_yield( [pid 5610] <... read resumed>, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x03\x00\x00\x00\xe6\x01\x00\x00\x00\x00\x00\x00\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00"..., 32516876) = 328 [pid 6603] recvfrom(4 [pid 6602] futex(0x7f8e79625fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] exit_group(0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./92/cgroup.net" [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6603] <... recvfrom resumed>, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1651096493}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6602] <... futex resumed>) = 0 [pid 6601] <... exit_group resumed>) = ? [pid 5808] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... write resumed>) = 424 [pid 6603] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=987304212}) [pid 5615] <... sched_yield resumed>) = 0 [pid 5610] write(6, "\xa4\x01\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 424 [pid 6603] <... futex resumed>) = 0 [pid 5808] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] unlink("./92/cgroup.net" [pid 5625] read(3 [pid 5615] epoll_pwait(4 [pid 5610] <... write resumed>) = 424 [pid 6603] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... sendmsg resumed>) = 20 [pid 6601] +++ exited with 0 +++ [pid 5808] newfstatat(AT_FDCWD, "./93/cgroup" [pid 5777] <... unlink resumed>) = 0 [pid 5615] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 5610] read(6 [pid 6603] <... futex resumed>) = 0 [pid 6602] futex(0x7f8e79625fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5808] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5610] <... read resumed>, 0x1f8cd8780000, 32516876) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] write(-1, "\x05\x00\x01\x00\x01\x00\x00\x00", 8 [pid 6602] <... futex resumed>) = 0 [pid 5815] rt_sigreturn({mask=[]} [pid 5808] unlink("./93/cgroup" [pid 5777] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] read(3 [pid 5610] epoll_pwait(4 [pid 6603] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6602] close_range(3, 30, 0 [pid 5815] <... rt_sigreturn resumed>) = 0 [pid 5808] <... unlink resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6603] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... close_range resumed>) = 0 [pid 5777] newfstatat(AT_FDCWD, "./92/cgroup.cpu" [pid 5610] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0 [pid 6603] <... futex resumed>) = 0 [pid 6602] exit_group(0 [pid 5808] getdents64(3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf0\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 5610] epoll_pwait(4 [pid 6603] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... exit_group resumed>) = ? [pid 5808] <... getdents64 resumed>, 0x55556735ca30 /* 0 entries */, 32768) = 0 [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6603] <... futex resumed>) = 0 [pid 5808] close(3 [pid 5777] unlink("./92/cgroup.cpu" [pid 5625] <... pselect6 resumed>) = 1 (in [3], left {tv_sec=0, tv_nsec=999981839}) [pid 5615] futex(0x3603440, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=453400443} [pid 5625] read(3 [pid 5815] write(248, "\x00\x00\x00\x00", 4 [pid 5625] <... read resumed>, "\xa4\x01\x00\x00", 4) = 4 [pid 5815] <... write resumed>) = 4 [pid 5625] read(3 [pid 5815] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=28, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x2, version=0}, [{nla_len=5, nla_type=0x1}, "\x01"]], iov_len=28}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5808] <... close resumed>) = 0 [pid 5777] <... unlink resumed>) = 0 [pid 5625] <... read resumed>, "\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x30\x00\x28\x00\x00\x00\x00\x00\x24\x00\x08\x00\x00\x00\x04\x00\x12\x00\x00\x00\x2c\x00\x00\x00\x10\xbf\x03\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\xf1\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c\x01\x00\x00"..., 420) = 420 [pid 6603] <... sendmsg resumed>) = 28 [pid 5815] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5808] unlinkat(AT_FDCWD, "./93", AT_REMOVEDIR [pid 5777] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5625] pselect6(36, [3 13 18 21 23 25 29 32 33 34 35], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} [pid 6603] futex(0x7f5e33895fac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] +++ exited with 0 +++ [pid 5815] <... openat resumed>) = 3 [pid 5808] <... unlinkat resumed>) = 0 [pid 5777] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5625] <... pselect6 resumed>) = 1 (in [18], left {tv_sec=0, tv_nsec=999974147}) [pid 6603] <... futex resumed>) = 0 [pid 5808] mkdirat(AT_FDCWD, "./94", 0777 [pid 5783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6603] futex(0x7f5e33895fa8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] fstat(3 [pid 5808] <... mkdirat resumed>) = 0 [pid 5783] rt_sigreturn({mask=[]} [pid 5777] newfstatat(AT_FDCWD, "./92/cgroup" [pid 5625] read(18 [pid 6603] <... futex resumed>) = 0 [pid 5815] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 5808] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5783] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call) [pid 6603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=NET_DM, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, {cmd=0x3, version=0}], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5815] getdents64(3 [pid 5808] <... openat resumed>) = 3 [pid 5777] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5625] <... read resumed>, "\x00\x00\x00\x00", 4) = 4 [pid 5808] ioctl(3, LOOP_CLR_FD [pid 5625] write(3, "\xd4\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1a\x00\x0c\x00\x04\x00\x00\x00\x00\x00\x00\x00\x08\x00\x10\x00\x00\x00\x04\x00\x00\x00\x20\x00\x00\x00\xe3\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x1c\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x14\x00\x0e\x00\x00\x00\x1c\x00\x00\x00\x14\x00\x00\x00\x80\x11\x33\x18"..., 216 [pid 5815] <... getdents64 resumed>, 0x55556b171a30 /* 6 entries */, 32768) = 176 [pid 5610] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3fe0b462d4000002}], 128, 458, NULL, 0) = 1 [pid 6603] <... sendmsg resumed>) = 20