ci-upstream-net-this-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-net-this-kasan-gce/syz-executor2969002018 <...> Warning: Permanently added '10.128.1.13' (ED25519) to the list of known hosts. execve("ci-upstream-net-this-kasan-gce/syz-executor2969002018", ["ci-upstream-net-this-kasan-gce/syz-executor2969002018"], 0x7ffc316d3a60 /* 10 vars */) = 0 brk(NULL) = 0x555584589000 brk(0x555584589d80) = 0x555584589d80 arch_prctl(ARCH_SET_FS, 0x555584589400) = 0 set_tid_address(0x5555845896d0) = 5629 set_robust_list(0x5555845896e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-net-this-kasan-gce/syz-executor2969002018", 4096) = 59 getrandom("\x7f\x53\xe0\x73\x64\xd5\x6c\x91", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555584589d80 brk(0x5555845aad80) = 0x5555845aad80 brk(0x5555845ab000) = 0x5555845ab000 mprotect(0x7fa5579a8000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5630 attached [pid 5630] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5630 [pid 5630] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5630] setpgid(0, 0) = 0 [pid 5630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5630] write(3, "1000", 4) = 4 [pid 5630] close(3) = 0 executing program [pid 5630] write(1, "executing program\n", 18) = 18 [pid 5630] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5630] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5630] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5630] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5630] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5630] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5631 attached [pid 5631] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5630] <... clone3 resumed> => {parent_tid=[5631]}, 88) = 5631 [pid 5630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5630] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5630] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5631] <... rseq resumed>) = 0 [pid 5631] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5631] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5631] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5631] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5630] <... futex resumed>) = 0 [pid 5630] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] <... futex resumed>) = 0 [pid 5630] <... futex resumed>) = 1 [pid 5631] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5630] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5631] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5631] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5630}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5631] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5630}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5631] close(4) = 0 [pid 5631] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5630] <... futex resumed>) = 0 [pid 5631] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5630] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5630] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5631] <... sendmsg resumed>) = 108 [pid 5631] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5631] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5630] <... futex resumed>) = 0 [pid 5630] exit_group(0) = ? [pid 5631] <... futex resumed>) = ? [pid 5631] +++ exited with 0 +++ [pid 5630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5630, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [ 74.065448][ T5631] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5637 attached [pid 5637] set_robust_list(0x5555845896e0, 24) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5637 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] <... prctl resumed>) = 0 [pid 5637] setpgid(0, 0) = 0 [pid 5637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5637] write(3, "1000", 4) = 4 [pid 5637] close(3) = 0 executing program [pid 5637] write(1, "executing program\n", 18) = 18 [pid 5637] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5637] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5637] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5637] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5638 attached => {parent_tid=[5638]}, 88) = 5638 [pid 5638] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... rseq resumed>) = 0 [pid 5638] set_robust_list(0x7fa5578d69a0, 24 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... set_robust_list resumed>) = 0 [pid 5637] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... futex resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5638] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5637] <... futex resumed>) = 0 [pid 5637] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5638] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5637] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... socket resumed>) = 4 [pid 5638] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5638] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5637}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5638] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5637}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5637] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5638] close(4 [pid 5637] futex(0x7fa5579aeb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... close resumed>) = 0 [pid 5637] <... futex resumed>) = 0 [pid 5637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5638] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5637] <... mmap resumed>) = 0x7fa557895000 [pid 5638] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5637] mprotect(0x7fa557896000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578b5990, parent_tid=0x7fa5578b5990, exit_signal=0, stack=0x7fa557895000, stack_size=0x202c0, tls=0x7fa5578b56c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5639 attached [pid 5639] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5637] <... clone3 resumed> => {parent_tid=[5639]}, 88) = 5639 [pid 5639] <... rseq resumed>) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] set_robust_list(0x7fa5578b59a0, 24 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... set_robust_list resumed>) = 0 [pid 5637] futex(0x7fa5579aeb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... futex resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] futex(0x7fa5579aeb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 74.178391][ T5634] udevd[5634]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 74.183673][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5639] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5639] futex(0x7fa5579aeb5c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5639] futex(0x7fa5579aeb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5637] <... futex resumed>) = 0 [pid 5637] exit_group(0) = ? [pid 5639] <... futex resumed>) = ? [pid 5638] <... futex resumed>) = ? [pid 5638] +++ exited with 0 +++ [pid 5639] +++ exited with 0 +++ [pid 5637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5637, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 74.246501][ T5639] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5642 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5642 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] <... set_robust_list resumed>) = 0 [pid 5642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5642] setpgid(0, 0) = 0 [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5642] write(3, "1000", 4) = 4 [pid 5642] close(3) = 0 executing program [pid 5642] write(1, "executing program\n", 18) = 18 [pid 5642] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5642] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5642] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5644 attached => {parent_tid=[5644]}, 88) = 5644 [pid 5644] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5642] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... rseq resumed>) = 0 [pid 5642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5642] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] <... futex resumed>) = 0 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5642] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... socket resumed>) = 3 [pid 5644] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5644] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5642] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5644] <... socket resumed>) = 4 [pid 5642] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5644] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5642}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5644] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5642}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5644] close(4) = 0 [pid 5644] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5644] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5642] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... sendmsg resumed>) = 108 [pid 5642] <... futex resumed>) = 0 [pid 5644] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5642] exit_group(0 [pid 5644] <... futex resumed>) = ? [pid 5642] <... exit_group resumed>) = ? [pid 5644] +++ exited with 0 +++ [pid 5642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5642, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5645 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5645 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5645] set_robust_list(0x5555845896e0, 24) = 0 [pid 5645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5645] setpgid(0, 0) = 0 [pid 5645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5645] write(3, "1000", 4) = 4 [pid 5645] close(3) = 0 [pid 5645] write(1, "executing program\n", 18) = 18 executing program [pid 5645] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5645] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5645] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5645] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5646 attached => {parent_tid=[5646]}, 88) = 5646 [pid 5645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5646] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5645] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] <... rseq resumed>) = 0 [pid 5646] set_robust_list(0x7fa5578d69a0, 24 [pid 5645] <... futex resumed>) = 0 [pid 5645] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5646] <... set_robust_list resumed>) = 0 [pid 5646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5646] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5646] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5646] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5645] <... futex resumed>) = 0 [pid 5645] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5646] <... futex resumed>) = 0 [pid 5645] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5646] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5646] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5646] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5645}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [ 74.353924][ T5644] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 74.353958][ T5644] nbd: device at index 64 is going down [ 74.385872][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5646] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5645}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5646] close(4) = 0 [pid 5646] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5645] <... futex resumed>) = 0 [pid 5646] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5645] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5645] <... futex resumed>) = 0 [pid 5645] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5646] <... sendmsg resumed>) = 108 [pid 5646] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5645] <... futex resumed>) = 0 [pid 5646] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5645] exit_group(0 [pid 5646] <... futex resumed>) = ? [pid 5646] +++ exited with 0 +++ [pid 5645] <... exit_group resumed>) = ? [pid 5645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5645, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5649 attached [pid 5649] set_robust_list(0x5555845896e0, 24) = 0 [pid 5649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5649] setpgid(0, 0 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5649 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] <... setpgid resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5649] write(3, "1000", 4) = 4 [pid 5649] close(3) = 0 executing program [ 74.465543][ T5646] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5649] write(1, "executing program\n", 18) = 18 [pid 5649] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5649] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5649] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5649] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5650 attached [pid 5650] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5650] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5650] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] <... clone3 resumed> => {parent_tid=[5650]}, 88) = 5650 [pid 5649] rt_sigprocmask(SIG_SETMASK, [] [pid 5650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5650] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5649] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5650] <... futex resumed>) = 0 [pid 5649] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5650] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5650] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5649] <... futex resumed>) = 0 [pid 5650] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5649] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] <... socket resumed>) = 4 [pid 5650] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5650] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5649}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5650] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5649}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5650] close(4) = 0 [pid 5650] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] <... futex resumed>) = 0 [pid 5649] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... futex resumed>) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5650] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5649] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] <... sendmsg resumed>) = 108 [pid 5650] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5650] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] <... futex resumed>) = 0 [pid 5649] exit_group(0) = ? [pid 5650] <... futex resumed>) = ? [pid 5650] +++ exited with 0 +++ [pid 5649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5652 attached , child_tidptr=0x5555845896d0) = 5652 [pid 5652] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5652] setpgid(0, 0) = 0 [pid 5652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5652] write(3, "1000", 4) = 4 [pid 5652] close(3) = 0 [pid 5652] write(1, "executing program\n", 18) = 18 [pid 5652] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5652] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5652] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5652] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5653 attached => {parent_tid=[5653]}, 88) = 5653 [pid 5653] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 5652] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] <... rseq resumed>) = 0 [pid 5652] <... futex resumed>) = 0 [pid 5653] set_robust_list(0x7fa5578d69a0, 24 [pid 5652] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5653] <... set_robust_list resumed>) = 0 [pid 5653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5653] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [ 74.582856][ T5650] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 74.582881][ T5650] nbd: device at index 64 is going down [ 74.605971][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5653] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5652] <... futex resumed>) = 0 [pid 5653] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5652] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5652] <... futex resumed>) = 0 [pid 5652] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5653] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5653] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5653] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5652}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5653] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5652}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5653] close(4) = 0 [pid 5653] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5653] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5652] <... futex resumed>) = 0 [pid 5652] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] <... futex resumed>) = 0 [pid 5652] <... futex resumed>) = 1 [pid 5653] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5652] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5653] <... sendmsg resumed>) = 108 [pid 5653] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5653] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5652] <... futex resumed>) = 0 [pid 5652] exit_group(0 [pid 5653] <... futex resumed>) = ? [pid 5652] <... exit_group resumed>) = ? [pid 5653] +++ exited with 0 +++ [pid 5652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5652, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5656 attached , child_tidptr=0x5555845896d0) = 5656 [pid 5656] set_robust_list(0x5555845896e0, 24) = 0 [pid 5656] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5656] setpgid(0, 0) = 0 [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5656] write(3, "1000", 4) = 4 [pid 5656] close(3) = 0 executing program [pid 5656] write(1, "executing program\n", 18) = 18 [pid 5656] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5656] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5656] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5656] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5657 attached => {parent_tid=[5657]}, 88) = 5657 [pid 5657] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5656] rt_sigprocmask(SIG_SETMASK, [] [pid 5657] <... rseq resumed>) = 0 [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] set_robust_list(0x7fa5578d69a0, 24 [ 74.682503][ T5653] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5656] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] <... set_robust_list resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5656] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5657] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5656] <... futex resumed>) = 0 [pid 5656] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5657] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5656] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] <... socket resumed>) = 4 [pid 5657] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5657] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5656}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5657] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5656}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5657] close(4) = 0 [pid 5657] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] <... futex resumed>) = 0 [pid 5656] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] <... futex resumed>) = 1 [pid 5656] <... futex resumed>) = 0 [pid 5657] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5656] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] <... sendmsg resumed>) = 108 [pid 5657] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5656] <... futex resumed>) = 0 [pid 5657] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5656] exit_group(0 [pid 5657] <... futex resumed>) = ? [pid 5656] <... exit_group resumed>) = ? [pid 5657] +++ exited with 0 +++ [pid 5656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5656, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5661 attached , child_tidptr=0x5555845896d0) = 5661 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5661] set_robust_list(0x5555845896e0, 24) = 0 [pid 5661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5661] setpgid(0, 0) = 0 [pid 5661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5661] write(3, "1000", 4) = 4 [pid 5661] close(3) = 0 [pid 5661] write(1, "executing program\n", 18) = 18 executing program [pid 5661] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 74.782915][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 74.786477][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 74.802018][ T5657] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5661] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5661] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5661] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5662 attached => {parent_tid=[5662]}, 88) = 5662 [pid 5662] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5661] rt_sigprocmask(SIG_SETMASK, [] [pid 5662] set_robust_list(0x7fa5578d69a0, 24 [pid 5661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5662] <... set_robust_list resumed>) = 0 [pid 5662] rt_sigprocmask(SIG_SETMASK, [] [pid 5661] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] <... futex resumed>) = 0 [pid 5661] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5662] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5661] <... futex resumed>) = 0 [pid 5662] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5661] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5662] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5661] <... futex resumed>) = 0 [pid 5661] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] <... sendto resumed>) = 28 [pid 5662] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5661}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5662] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5661}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5662] close(4) = 0 [pid 5662] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5661] <... futex resumed>) = 0 [pid 5661] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5661] <... futex resumed>) = 0 [pid 5661] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] <... sendmsg resumed>) = 108 [pid 5662] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5661] <... futex resumed>) = 0 [pid 5662] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5661] exit_group(0 [pid 5662] <... futex resumed>) = ? [pid 5661] <... exit_group resumed>) = ? [pid 5662] +++ exited with 0 +++ [pid 5661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5661, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5666 attached , child_tidptr=0x5555845896d0) = 5666 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5666] <... set_robust_list resumed>) = 0 [pid 5666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5666] setpgid(0, 0) = 0 [ 74.903767][ T5634] udevd[5634]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 74.909142][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 74.917304][ T5662] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5666] write(3, "1000", 4) = 4 [pid 5666] close(3) = 0 [pid 5666] write(1, "executing program\n", 18) = 18 executing program [pid 5666] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5666] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5666] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5666] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5668]}, 88) = 5668 [pid 5666] rt_sigprocmask(SIG_SETMASK, []ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5668 attached , NULL, 8) = 0 [pid 5666] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5666] <... futex resumed>) = 0 [pid 5668] <... rseq resumed>) = 0 [pid 5666] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5668] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5668] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5668] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5668] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5666] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] <... futex resumed>) = 0 [pid 5666] <... futex resumed>) = 1 [pid 5668] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5666] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5668] <... socket resumed>) = 4 [pid 5668] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5668] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5666}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5668] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5666}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5668] close(4) = 0 [pid 5668] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5668] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5666] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5666] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5668] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5668] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5666] exit_group(0) = ? [pid 5668] <... futex resumed>) = ? [pid 5668] +++ exited with 0 +++ [pid 5666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5671 rt_sigprocmask(SIG_SETMASK, []ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5671 attached , NULL, 8) = 0 [pid 5671] set_robust_list(0x5555845896e0, 24) = 0 [ 75.025785][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 75.038129][ T5668] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5671] setpgid(0, 0) = 0 [pid 5671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5671] write(3, "1000", 4) = 4 [pid 5671] close(3) = 0 executing program [pid 5671] write(1, "executing program\n", 18) = 18 [pid 5671] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5671] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5671] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5673 attached => {parent_tid=[5673]}, 88) = 5673 [pid 5671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5671] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5671] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5673] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5673] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5673] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5673] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5673] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5671] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5673] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5673] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5673] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5671}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5673] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5671}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5673] close(4) = 0 [pid 5673] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5673] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... futex resumed>) = 0 [pid 5673] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5671] <... futex resumed>) = 1 [ 75.137765][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5671] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] <... sendmsg resumed>) = 108 [pid 5673] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5673] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] exit_group(0) = ? [pid 5673] <... futex resumed>) = ? [pid 5673] +++ exited with 0 +++ [pid 5671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5671, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [ 75.187893][ T5673] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5677 attached , child_tidptr=0x5555845896d0) = 5677 [pid 5677] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5677] <... set_robust_list resumed>) = 0 [pid 5677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5677] setpgid(0, 0) = 0 [pid 5677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5677] write(3, "1000", 4) = 4 [pid 5677] close(3) = 0 executing program [pid 5677] write(1, "executing program\n", 18) = 18 [pid 5677] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5677] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5677] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5677] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5678 attached [pid 5678] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5677] <... clone3 resumed> => {parent_tid=[5678]}, 88) = 5678 [pid 5678] <... rseq resumed>) = 0 [pid 5677] rt_sigprocmask(SIG_SETMASK, [] [pid 5678] set_robust_list(0x7fa5578d69a0, 24 [pid 5677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] <... set_robust_list resumed>) = 0 [pid 5677] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] rt_sigprocmask(SIG_SETMASK, [] [pid 5677] <... futex resumed>) = 0 [pid 5678] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5677] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] <... socket resumed>) = 3 [pid 5678] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5678] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5677] <... futex resumed>) = 0 [pid 5678] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5677] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] <... socket resumed>) = 4 [pid 5678] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5678] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5677}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5678] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5677}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5678] close(4) = 0 [pid 5678] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5678] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5677] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5678] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5678] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5678] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] exit_group(0) = ? [pid 5678] <... futex resumed>) = ? [pid 5678] +++ exited with 0 +++ [pid 5677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5682 attached [pid 5682] set_robust_list(0x5555845896e0, 24) = 0 [pid 5682] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5682 [pid 5682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5682] <... prctl resumed>) = 0 [pid 5682] setpgid(0, 0) = 0 [pid 5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5682] write(3, "1000", 4) = 4 [pid 5682] close(3) = 0 executing program [pid 5682] write(1, "executing program\n", 18) = 18 [pid 5682] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5682] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5682] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5682] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5683 attached [pid 5683] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5682] <... clone3 resumed> => {parent_tid=[5683]}, 88) = 5683 [pid 5683] <... rseq resumed>) = 0 [pid 5682] rt_sigprocmask(SIG_SETMASK, [] [pid 5683] set_robust_list(0x7fa5578d69a0, 24 [pid 5682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5683] <... set_robust_list resumed>) = 0 [pid 5682] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5682] <... futex resumed>) = 0 [pid 5683] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5682] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5683] <... socket resumed>) = 3 [pid 5683] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... futex resumed>) = 0 [pid 5683] <... futex resumed>) = 1 [pid 5682] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5682] <... futex resumed>) = 0 [pid 5682] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5683] <... socket resumed>) = 4 [pid 5683] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5683] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5682}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5683] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5682}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5683] close(4) = 0 [pid 5683] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5683] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5682] <... futex resumed>) = 0 [pid 5682] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] <... futex resumed>) = 0 [pid 5682] <... futex resumed>) = 1 [pid 5683] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5682] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5683] <... sendmsg resumed>) = 108 [pid 5683] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5682] <... futex resumed>) = 0 [pid 5683] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5682] exit_group(0) = ? [pid 5683] <... futex resumed>) = ? [pid 5683] +++ exited with 0 +++ [pid 5682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5686 attached , child_tidptr=0x5555845896d0) = 5686 [pid 5686] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5686] <... set_robust_list resumed>) = 0 [pid 5686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5686] setpgid(0, 0) = 0 [pid 5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5686] write(3, "1000", 4) = 4 [pid 5686] close(3) = 0 [pid 5686] write(1, "executing program\n", 18) = 18 [pid 5686] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5686] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5686] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5686] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5688]}, 88) = 5688 [pid 5686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5688 attached [pid 5686] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5686] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5688] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5688] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5688] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5688] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5686] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5686] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5688] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5686] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] <... socket resumed>) = 4 [pid 5688] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5688] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5686}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5688] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5686}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5688] close(4) = 0 [pid 5688] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5686] <... futex resumed>) = 0 [pid 5686] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5686] <... futex resumed>) = 0 [pid 5686] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] <... sendmsg resumed>) = 108 [pid 5688] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5686] <... futex resumed>) = 0 [pid 5688] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5686] exit_group(0 [pid 5688] <... futex resumed>) = ? [pid 5686] <... exit_group resumed>) = ? [pid 5688] +++ exited with 0 +++ [pid 5686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5691 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5691 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5691] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5691] <... set_robust_list resumed>) = 0 [pid 5691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5691] setpgid(0, 0) = 0 [pid 5691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5691] write(3, "1000", 4) = 4 [pid 5691] close(3) = 0 executing program [pid 5691] write(1, "executing program\n", 18) = 18 [pid 5691] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5691] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5691] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5691] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5691] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5693 attached [pid 5693] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5691] <... clone3 resumed> => {parent_tid=[5693]}, 88) = 5693 [pid 5693] <... rseq resumed>) = 0 [pid 5691] rt_sigprocmask(SIG_SETMASK, [] [pid 5693] set_robust_list(0x7fa5578d69a0, 24 [pid 5691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] <... set_robust_list resumed>) = 0 [pid 5691] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] rt_sigprocmask(SIG_SETMASK, [] [pid 5691] <... futex resumed>) = 0 [pid 5693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5691] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] <... socket resumed>) = 3 [pid 5693] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5691] <... futex resumed>) = 0 [pid 5693] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5691] <... futex resumed>) = 0 [pid 5693] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5691] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5693] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5691}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5693] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5691}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5693] close(4) = 0 [pid 5693] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] <... futex resumed>) = 0 [pid 5691] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] <... futex resumed>) = 1 [pid 5691] <... futex resumed>) = 0 [pid 5693] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5691] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] <... sendmsg resumed>) = 108 [pid 5693] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] <... futex resumed>) = 0 [pid 5693] <... futex resumed>) = 1 [pid 5693] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] exit_group(0) = ? [pid 5693] <... futex resumed>) = ? [pid 5693] +++ exited with 0 +++ [pid 5691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5691, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5694 attached [pid 5694] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5694 [pid 5694] <... set_robust_list resumed>) = 0 [pid 5694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5694] setpgid(0, 0) = 0 [pid 5694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 75.806571][ T5693] nbd: device at index 64 is going down [pid 5694] write(3, "1000", 4) = 4 [pid 5694] close(3) = 0 executing program [pid 5694] write(1, "executing program\n", 18) = 18 [pid 5694] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5694] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5694] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5694] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5694] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5695]}, 88) = 5695 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5695 attached [pid 5695] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5694] rt_sigprocmask(SIG_SETMASK, [] [pid 5695] set_robust_list(0x7fa5578d69a0, 24 [pid 5694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5695] <... set_robust_list resumed>) = 0 [pid 5694] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] rt_sigprocmask(SIG_SETMASK, [] [pid 5694] <... futex resumed>) = 0 [pid 5695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5694] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5695] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5695] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5694] <... futex resumed>) = 0 [pid 5695] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5694] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5695] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5694] <... futex resumed>) = 0 [pid 5694] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5695] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5695] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5694}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5695] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5694}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5695] close(4) = 0 [pid 5695] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5694] <... futex resumed>) = 0 [pid 5695] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5694] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5694] <... futex resumed>) = 0 [pid 5694] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5695] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5695] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5695] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5694] <... futex resumed>) = 0 [pid 5694] exit_group(0) = ? [pid 5695] <... futex resumed>) = ? [pid 5695] +++ exited with 0 +++ [pid 5694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5694, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5699 attached , child_tidptr=0x5555845896d0) = 5699 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5699] set_robust_list(0x5555845896e0, 24) = 0 [pid 5699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5699] setpgid(0, 0) = 0 [pid 5699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5699] write(3, "1000", 4) = 4 [pid 5699] close(3) = 0 [pid 5699] write(1, "executing program\n", 18) = 18 executing program [pid 5699] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5699] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5699] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5699] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5700 attached => {parent_tid=[5700]}, 88) = 5700 [pid 5699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5699] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5700] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5699] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5700] <... rseq resumed>) = 0 [pid 5700] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5700] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5700] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... futex resumed>) = 0 [pid 5699] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5699] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5700] <... futex resumed>) = 1 [pid 5700] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5700] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5700] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5699}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5700] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5699}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5700] close(4) = 0 [pid 5700] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... futex resumed>) = 0 [pid 5699] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5700] <... futex resumed>) = 1 [pid 5699] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5700] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5700] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5700] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] exit_group(0 [pid 5700] <... futex resumed>) = ? [pid 5700] +++ exited with 0 +++ [pid 5699] <... exit_group resumed>) = ? [pid 5699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5703 attached , child_tidptr=0x5555845896d0) = 5703 [pid 5703] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5703] <... set_robust_list resumed>) = 0 [pid 5703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5703] setpgid(0, 0) = 0 [pid 5703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5703] write(3, "1000", 4) = 4 executing program [pid 5703] close(3) = 0 [pid 5703] write(1, "executing program\n", 18) = 18 [pid 5703] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5703] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5703] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5703] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5705 attached [pid 5705] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5703] <... clone3 resumed> => {parent_tid=[5705]}, 88) = 5705 [pid 5705] <... rseq resumed>) = 0 [pid 5705] set_robust_list(0x7fa5578d69a0, 24 [pid 5703] rt_sigprocmask(SIG_SETMASK, [] [pid 5705] <... set_robust_list resumed>) = 0 [pid 5703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] rt_sigprocmask(SIG_SETMASK, [] [pid 5703] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5705] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5703] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5705] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5705] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5703] <... futex resumed>) = 0 [pid 5705] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5703] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5705] <... socket resumed>) = 4 [pid 5705] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5705] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5703}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5705] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5703}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5705] close(4) = 0 [pid 5705] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5703] <... futex resumed>) = 0 [pid 5705] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5705] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 1 [pid 5705] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5703] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5705] <... sendmsg resumed>) = 108 [pid 5705] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5705] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] <... futex resumed>) = 0 [pid 5703] exit_group(0 [pid 5705] <... futex resumed>) = ? [pid 5705] +++ exited with 0 +++ [pid 5703] <... exit_group resumed>) = ? [pid 5703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5709 attached , child_tidptr=0x5555845896d0) = 5709 [pid 5709] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5709] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5709] setpgid(0, 0) = 0 [pid 5709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5709] write(3, "1000", 4) = 4 [pid 5709] close(3) = 0 executing program [pid 5709] write(1, "executing program\n", 18) = 18 [pid 5709] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5709] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5709] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5710 attached [pid 5710] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5709] <... clone3 resumed> => {parent_tid=[5710]}, 88) = 5710 [pid 5710] <... rseq resumed>) = 0 [pid 5709] rt_sigprocmask(SIG_SETMASK, [] [pid 5710] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5710] rt_sigprocmask(SIG_SETMASK, [] [pid 5709] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5709] <... futex resumed>) = 0 [pid 5710] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5709] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5710] <... socket resumed>) = 3 [pid 5710] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5710] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5709] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... futex resumed>) = 0 [pid 5709] <... futex resumed>) = 1 [pid 5710] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5710] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5709] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5710] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5709}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5710] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5709}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5710] close(4) = 0 [pid 5710] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5709] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5709] <... futex resumed>) = 0 [pid 5709] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5710] <... sendmsg resumed>) = 108 [pid 5710] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5710] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] exit_group(0 [pid 5710] <... futex resumed>) = ? [pid 5709] <... exit_group resumed>) = ? [pid 5710] +++ exited with 0 +++ [pid 5709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5709, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5713 attached , child_tidptr=0x5555845896d0) = 5713 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5713] set_robust_list(0x5555845896e0, 24) = 0 [pid 5713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5713] setpgid(0, 0) = 0 executing program [pid 5713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5713] write(3, "1000", 4) = 4 [pid 5713] close(3) = 0 [pid 5713] write(1, "executing program\n", 18) = 18 [pid 5713] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5713] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5713] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5713] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5713] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5715 attached => {parent_tid=[5715]}, 88) = 5715 [pid 5713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5715] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5713] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] <... rseq resumed>) = 0 [pid 5715] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5715] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5715] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5715] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5713] <... futex resumed>) = 1 [pid 5715] <... futex resumed>) = 0 [pid 5713] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5715] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5713] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5715] <... futex resumed>) = 0 [pid 5713] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5715] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5715] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5715] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5713}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5715] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5713}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5715] close(4) = 0 [pid 5715] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5713] <... futex resumed>) = 0 [pid 5713] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5713] <... futex resumed>) = 0 [pid 5713] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5715] <... sendmsg resumed>) = 108 [pid 5715] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5713] <... futex resumed>) = 0 [pid 5713] exit_group(0) = ? [pid 5715] +++ exited with 0 +++ [pid 5713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5713, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5719 attached , child_tidptr=0x5555845896d0) = 5719 [pid 5719] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5719] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5719] setpgid(0, 0) = 0 [pid 5719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5719] write(3, "1000", 4) = 4 [pid 5719] close(3) = 0 [pid 5719] write(1, "executing program\n", 18) = 18 executing program [pid 5719] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5719] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5719] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5719] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5721 attached => {parent_tid=[5721]}, 88) = 5721 [pid 5721] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5721] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5721] rt_sigprocmask(SIG_SETMASK, [] [pid 5719] rt_sigprocmask(SIG_SETMASK, [] [pid 5721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5721] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5719] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5719] <... futex resumed>) = 0 [pid 5721] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5719] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] <... socket resumed>) = 3 [pid 5721] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5719] <... futex resumed>) = 0 [pid 5721] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5719] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5721] <... socket resumed>) = 4 [pid 5719] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5721] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5719}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5721] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5719}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5721] close(4) = 0 [pid 5721] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5719] <... futex resumed>) = 0 [pid 5721] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5719] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5719] <... futex resumed>) = 0 [pid 5721] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5719] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] <... sendmsg resumed>) = 108 [pid 5721] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... futex resumed>) = 0 [pid 5719] exit_group(0) = ? [pid 5721] <... futex resumed>) = ? [pid 5721] +++ exited with 0 +++ [pid 5719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5726 attached [pid 5726] set_robust_list(0x5555845896e0, 24) = 0 [pid 5726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5726] setpgid(0, 0) = 0 [pid 5726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5726 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5726] <... openat resumed>) = 3 [pid 5726] write(3, "1000", 4) = 4 [pid 5726] close(3) = 0 [pid 5726] write(1, "executing program\n", 18) = 18 [pid 5726] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5726] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5726] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5726] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5726] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5728 attached [pid 5728] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5728] set_robust_list(0x7fa5578d69a0, 24 [pid 5726] <... clone3 resumed> => {parent_tid=[5728]}, 88) = 5728 [pid 5728] <... set_robust_list resumed>) = 0 [pid 5726] rt_sigprocmask(SIG_SETMASK, [] [pid 5728] rt_sigprocmask(SIG_SETMASK, [] [pid 5726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5728] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5726] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] <... socket resumed>) = 3 [pid 5726] <... futex resumed>) = 0 [pid 5726] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5728] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5728] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5726] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5728] <... socket resumed>) = 4 [pid 5726] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5728] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5728] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5726}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5728] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5726}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5728] close(4) = 0 [pid 5728] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... futex resumed>) = 0 [pid 5728] <... futex resumed>) = 1 [pid 5726] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5726] <... futex resumed>) = 0 [pid 5726] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5728] <... sendmsg resumed>) = 108 [pid 5728] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5726] <... futex resumed>) = 0 [pid 5728] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5726] exit_group(0 [pid 5728] <... futex resumed>) = ? [pid 5726] <... exit_group resumed>) = ? [pid 5728] +++ exited with 0 +++ [pid 5726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5731 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5731 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5731] set_robust_list(0x5555845896e0, 24) = 0 [pid 5731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5731] setpgid(0, 0) = 0 [pid 5731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5731] write(3, "1000", 4) = 4 [pid 5731] close(3) = 0 executing program [pid 5731] write(1, "executing program\n", 18) = 18 [pid 5731] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5731] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5731] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5731] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5733 attached => {parent_tid=[5733]}, 88) = 5733 [pid 5733] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5731] rt_sigprocmask(SIG_SETMASK, [] [pid 5733] <... rseq resumed>) = 0 [pid 5731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5733] set_robust_list(0x7fa5578d69a0, 24 [pid 5731] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] <... set_robust_list resumed>) = 0 [pid 5731] <... futex resumed>) = 0 [pid 5733] rt_sigprocmask(SIG_SETMASK, [] [pid 5731] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5733] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5733] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5731] <... futex resumed>) = 0 [pid 5733] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5731] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5733] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5733] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5733] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5731}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5733] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5731}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5733] close(4) = 0 [pid 5733] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5733] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] <... futex resumed>) = 0 [pid 5731] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] <... futex resumed>) = 0 [pid 5731] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5733] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5733] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5733] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] <... futex resumed>) = 0 [pid 5731] exit_group(0 [pid 5733] <... futex resumed>) = ? [pid 5731] <... exit_group resumed>) = ? [pid 5733] +++ exited with 0 +++ [pid 5731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5731, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5736 attached [pid 5736] set_robust_list(0x5555845896e0, 24) = 0 [pid 5736] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5736 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5736] setpgid(0, 0) = 0 [pid 5736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5736] write(3, "1000", 4) = 4 [pid 5736] close(3) = 0 executing program [pid 5736] write(1, "executing program\n", 18) = 18 [pid 5736] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5736] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5736] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5739]}, 88) = 5739 [pid 5736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5736] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5736] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5739 attached [pid 5739] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5739] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5739] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5739] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5736] <... futex resumed>) = 0 [pid 5739] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5736] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5736] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5739] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5739] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5739] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5736}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5739] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5736}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5739] close(4) = 0 [pid 5739] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5736] <... futex resumed>) = 0 [pid 5739] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5736] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] <... sendmsg resumed>) = 108 [pid 5736] <... futex resumed>) = 0 [pid 5736] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5739] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5736] <... futex resumed>) = 0 [pid 5739] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5736] exit_group(0 [pid 5739] <... futex resumed>) = ? [pid 5736] <... exit_group resumed>) = ? [pid 5739] +++ exited with 0 +++ [pid 5736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5743 attached , child_tidptr=0x5555845896d0) = 5743 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5743] set_robust_list(0x5555845896e0, 24) = 0 [pid 5743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5743] setpgid(0, 0) = 0 [pid 5743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5743] write(3, "1000", 4) = 4 [pid 5743] close(3) = 0 executing program [pid 5743] write(1, "executing program\n", 18) = 18 [pid 5743] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5743] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5743] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5743] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5743] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5745 attached [pid 5745] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5743] <... clone3 resumed> => {parent_tid=[5745]}, 88) = 5745 [pid 5745] <... rseq resumed>) = 0 [pid 5743] rt_sigprocmask(SIG_SETMASK, [] [pid 5745] set_robust_list(0x7fa5578d69a0, 24 [pid 5743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5745] <... set_robust_list resumed>) = 0 [pid 5743] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] rt_sigprocmask(SIG_SETMASK, [] [pid 5743] <... futex resumed>) = 0 [pid 5745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5745] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5743] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5745] <... socket resumed>) = 3 [pid 5745] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5743] <... futex resumed>) = 0 [pid 5745] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5743] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5743] <... futex resumed>) = 0 [pid 5745] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5743] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5745] <... socket resumed>) = 4 [pid 5745] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5745] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5743}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5745] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5743}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5745] close(4) = 0 [pid 5745] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5743] <... futex resumed>) = 0 [pid 5743] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5743] <... futex resumed>) = 0 [pid 5745] <... sendmsg resumed>) = 108 [pid 5743] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5745] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5743] <... futex resumed>) = 0 [pid 5745] <... futex resumed>) = 1 [pid 5745] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5743] exit_group(0 [pid 5745] <... futex resumed>) = ? [pid 5743] <... exit_group resumed>) = ? [pid 5745] +++ exited with 0 +++ [pid 5743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5743, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5747 attached [pid 5747] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5747 [pid 5747] <... set_robust_list resumed>) = 0 [pid 5747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 77.155237][ T5745] nbd: device at index 64 is going down [pid 5747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5747] setpgid(0, 0) = 0 [pid 5747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5747] write(3, "1000", 4) = 4 [pid 5747] close(3) = 0 executing program [pid 5747] write(1, "executing program\n", 18) = 18 [pid 5747] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5747] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5747] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5747] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5748 attached => {parent_tid=[5748]}, 88) = 5748 [pid 5748] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5748] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5748] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5747] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... futex resumed>) = 0 [pid 5747] <... futex resumed>) = 1 [pid 5748] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5747] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5748] <... socket resumed>) = 3 [pid 5748] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5747] <... futex resumed>) = 0 [pid 5748] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5747] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5748] <... socket resumed>) = 4 [pid 5747] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5748] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5748] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5747}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5748] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5747}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5748] close(4) = 0 [pid 5748] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5748] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5747] <... futex resumed>) = 0 [pid 5747] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... futex resumed>) = 0 [pid 5747] <... futex resumed>) = 1 [pid 5748] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5747] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5748] <... sendmsg resumed>) = 108 [pid 5748] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] <... futex resumed>) = 0 [pid 5747] exit_group(0) = ? [pid 5748] <... futex resumed>) = ? [pid 5748] +++ exited with 0 +++ [pid 5747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5747, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5752 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5752 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5752] set_robust_list(0x5555845896e0, 24) = 0 [pid 5752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5752] setpgid(0, 0) = 0 [pid 5752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5752] write(3, "1000", 4) = 4 executing program [pid 5752] close(3) = 0 [pid 5752] write(1, "executing program\n", 18) = 18 [pid 5752] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5752] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5752] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5752] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5753 attached [pid 5753] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5752] <... clone3 resumed> => {parent_tid=[5753]}, 88) = 5753 [pid 5753] set_robust_list(0x7fa5578d69a0, 24 [pid 5752] rt_sigprocmask(SIG_SETMASK, [] [pid 5753] <... set_robust_list resumed>) = 0 [pid 5753] rt_sigprocmask(SIG_SETMASK, [] [pid 5752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5752] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5752] <... futex resumed>) = 0 [pid 5753] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5753] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] <... futex resumed>) = 0 [pid 5752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5753] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5752] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5752] <... futex resumed>) = 0 [pid 5753] <... socket resumed>) = 4 [pid 5752] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5753] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5752}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5753] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5752}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5753] close(4) = 0 [pid 5753] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5752] <... futex resumed>) = 0 [pid 5753] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... futex resumed>) = 0 [pid 5752] <... futex resumed>) = 1 [pid 5753] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5752] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] <... sendmsg resumed>) = 108 [pid 5753] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5753] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] <... futex resumed>) = 0 [pid 5752] exit_group(0) = ? [pid 5753] <... futex resumed>) = ? [pid 5753] +++ exited with 0 +++ [pid 5752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5757 attached , child_tidptr=0x5555845896d0) = 5757 [pid 5757] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5757] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5757] setpgid(0, 0) = 0 [pid 5757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5757] write(3, "1000", 4) = 4 [pid 5757] close(3) = 0 [pid 5757] write(1, "executing program\n", 18) = 18 [pid 5757] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5757] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5757] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5757] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5757] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5759 attached [pid 5759] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5757] <... clone3 resumed> => {parent_tid=[5759]}, 88) = 5759 [pid 5759] <... rseq resumed>) = 0 [pid 5757] rt_sigprocmask(SIG_SETMASK, [] [pid 5759] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] rt_sigprocmask(SIG_SETMASK, [] [pid 5757] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5757] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5759] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5759] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5757] <... futex resumed>) = 0 [pid 5757] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = 0 [pid 5757] <... futex resumed>) = 1 [pid 5759] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5757] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... socket resumed>) = 4 [pid 5759] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5759] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5757}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5759] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5757}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5759] close(4) = 0 [pid 5759] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] <... futex resumed>) = 0 [pid 5757] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5757] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... futex resumed>) = 1 [pid 5759] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5759] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5757] <... futex resumed>) = 0 [pid 5759] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5757] exit_group(0) = ? [pid 5759] <... futex resumed>) = ? [pid 5759] +++ exited with 0 +++ [pid 5757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5757, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5763 attached , child_tidptr=0x5555845896d0) = 5763 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5763] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5763] <... set_robust_list resumed>) = 0 [pid 5763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5763] setpgid(0, 0) = 0 [pid 5763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5763] write(3, "1000", 4) = 4 [pid 5763] close(3) = 0 executing program [pid 5763] write(1, "executing program\n", 18) = 18 [pid 5763] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5763] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5763] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5766]}, 88) = 5766 [pid 5763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5766 attached [pid 5766] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5763] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... rseq resumed>) = 0 [pid 5766] set_robust_list(0x7fa5578d69a0, 24 [pid 5763] <... futex resumed>) = 0 [pid 5766] <... set_robust_list resumed>) = 0 [pid 5766] rt_sigprocmask(SIG_SETMASK, [] [pid 5763] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5766] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5763] <... futex resumed>) = 0 [pid 5766] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5763] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5763] <... futex resumed>) = 0 [pid 5766] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5763] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] <... sendto resumed>) = 28 [pid 5766] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5763}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5766] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5763}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5766] close(4) = 0 [pid 5766] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... futex resumed>) = 0 [pid 5763] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... futex resumed>) = 1 [pid 5763] <... futex resumed>) = 0 [pid 5766] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5763] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] <... sendmsg resumed>) = 108 [pid 5766] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5763] <... futex resumed>) = 0 [pid 5766] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5763] exit_group(0 [pid 5766] <... futex resumed>) = ? [pid 5763] <... exit_group resumed>) = ? [pid 5766] +++ exited with 0 +++ [pid 5763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5763, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5770 attached [pid 5770] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5770 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5770] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5770] setpgid(0, 0) = 0 [pid 5770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5770] write(3, "1000", 4) = 4 [pid 5770] close(3) = 0 executing program [pid 5770] write(1, "executing program\n", 18) = 18 [pid 5770] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5770] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5770] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5770] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5771 attached => {parent_tid=[5771]}, 88) = 5771 [pid 5771] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5770] rt_sigprocmask(SIG_SETMASK, [] [pid 5771] <... rseq resumed>) = 0 [pid 5770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5771] set_robust_list(0x7fa5578d69a0, 24 [pid 5770] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... set_robust_list resumed>) = 0 [pid 5771] rt_sigprocmask(SIG_SETMASK, [] [pid 5770] <... futex resumed>) = 0 [pid 5770] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5771] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5771] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5770] <... futex resumed>) = 0 [pid 5771] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5770] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5771] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5770] <... futex resumed>) = 0 [pid 5771] <... socket resumed>) = 4 [pid 5770] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5771] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5771] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5770}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5771] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5770}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5771] close(4) = 0 [pid 5771] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5770] <... futex resumed>) = 0 [pid 5771] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5770] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5770] <... futex resumed>) = 0 [pid 5771] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5770] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5771] <... sendmsg resumed>) = 108 [pid 5771] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5771] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5770] <... futex resumed>) = 0 [pid 5770] exit_group(0 [pid 5771] <... futex resumed>) = ? [pid 5770] <... exit_group resumed>) = ? [pid 5771] +++ exited with 0 +++ [pid 5770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5770, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5772 attached , child_tidptr=0x5555845896d0) = 5772 [pid 5772] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5772] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5772] setpgid(0, 0) = 0 [ 77.834532][ T5771] nbd: device at index 64 is going down [pid 5772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5772] write(3, "1000", 4) = 4 [pid 5772] close(3) = 0 executing program [pid 5772] write(1, "executing program\n", 18) = 18 [pid 5772] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5772] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5772] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5772] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5773 attached => {parent_tid=[5773]}, 88) = 5773 [pid 5773] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5772] rt_sigprocmask(SIG_SETMASK, [] [pid 5773] <... rseq resumed>) = 0 [pid 5772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5773] set_robust_list(0x7fa5578d69a0, 24 [pid 5772] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] <... set_robust_list resumed>) = 0 [pid 5772] <... futex resumed>) = 0 [pid 5773] rt_sigprocmask(SIG_SETMASK, [] [pid 5772] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5773] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5773] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5772] <... futex resumed>) = 0 [pid 5773] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5772] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5772] <... futex resumed>) = 0 [pid 5773] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5772] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] <... socket resumed>) = 4 [pid 5773] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5773] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5772}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5773] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5772}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5773] close(4) = 0 [pid 5773] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5772] <... futex resumed>) = 0 [pid 5773] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5772] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5772] <... futex resumed>) = 0 [pid 5772] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] <... sendmsg resumed>) = 108 [pid 5773] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5773] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5772] <... futex resumed>) = 0 [pid 5772] exit_group(0 [pid 5773] <... futex resumed>) = ? [pid 5772] <... exit_group resumed>) = ? [pid 5773] +++ exited with 0 +++ [pid 5772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5772, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5776 attached [pid 5776] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5776 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5776] <... set_robust_list resumed>) = 0 executing program [pid 5776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5776] setpgid(0, 0) = 0 [pid 5776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5776] write(3, "1000", 4) = 4 [pid 5776] close(3) = 0 [pid 5776] write(1, "executing program\n", 18) = 18 [pid 5776] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5776] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5776] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5776] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5778 attached [pid 5778] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5776] <... clone3 resumed> => {parent_tid=[5778]}, 88) = 5778 [pid 5778] <... rseq resumed>) = 0 [pid 5776] rt_sigprocmask(SIG_SETMASK, [] [pid 5778] set_robust_list(0x7fa5578d69a0, 24 [pid 5776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] <... set_robust_list resumed>) = 0 [pid 5776] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] rt_sigprocmask(SIG_SETMASK, [] [pid 5776] <... futex resumed>) = 0 [pid 5778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5776] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5778] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5778] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5778] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5776] <... futex resumed>) = 0 [pid 5776] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] <... futex resumed>) = 0 [pid 5776] <... futex resumed>) = 1 [pid 5778] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5776] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5778] <... socket resumed>) = 4 [pid 5778] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5778] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5776}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5778] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5776}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5778] close(4) = 0 [pid 5778] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5776] <... futex resumed>) = 0 [pid 5776] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5776] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5778] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5778] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5776] <... futex resumed>) = 0 [pid 5776] exit_group(0) = ? [pid 5778] +++ exited with 0 +++ [pid 5776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5780 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5780 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5780] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5780] <... set_robust_list resumed>) = 0 [pid 5780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5780] setpgid(0, 0) = 0 [pid 5780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "1000", 4) = 4 [pid 5780] close(3) = 0 executing program [pid 5780] write(1, "executing program\n", 18) = 18 [ 78.039455][ T5778] nbd: device at index 64 is going down [pid 5780] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5780] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5780] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5780] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5780] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5780] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5781 attached [pid 5781] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5780] <... clone3 resumed> => {parent_tid=[5781]}, 88) = 5781 [pid 5781] set_robust_list(0x7fa5578d69a0, 24 [pid 5780] rt_sigprocmask(SIG_SETMASK, [] [pid 5781] <... set_robust_list resumed>) = 0 [pid 5781] rt_sigprocmask(SIG_SETMASK, [] [pid 5780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5781] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5780] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5781] <... socket resumed>) = 3 [pid 5780] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5781] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5780] <... futex resumed>) = 0 [pid 5781] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5780] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5780] <... futex resumed>) = 0 [pid 5780] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5781] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5781] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5781] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5780}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5781] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5780}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5781] close(4) = 0 [pid 5781] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5780] <... futex resumed>) = 0 [pid 5781] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5780] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5780] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5781] <... futex resumed>) = 0 [pid 5781] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5781] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5780] <... futex resumed>) = 0 [pid 5781] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5780] exit_group(0 [pid 5781] <... futex resumed>) = ? [pid 5780] <... exit_group resumed>) = ? [pid 5781] +++ exited with 0 +++ [pid 5780] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5780, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5784 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5784 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5784] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5784] <... set_robust_list resumed>) = 0 [pid 5784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5784] setpgid(0, 0) = 0 [pid 5784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5784] write(3, "1000", 4) = 4 [pid 5784] close(3) = 0 [pid 5784] write(1, "executing program\n", 18) = 18 executing program [pid 5784] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5784] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5784] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5784] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5784] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5784] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5786 attached [pid 5786] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5784] <... clone3 resumed> => {parent_tid=[5786]}, 88) = 5786 [pid 5786] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5784] rt_sigprocmask(SIG_SETMASK, [] [pid 5786] rt_sigprocmask(SIG_SETMASK, [] [pid 5784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5784] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5784] <... futex resumed>) = 0 [pid 5786] <... socket resumed>) = 3 [pid 5784] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5784] <... futex resumed>) = 0 [pid 5786] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5784] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5784] <... futex resumed>) = 0 [pid 5786] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5784] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5786] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5784}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5786] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5784}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5786] close(4) = 0 [pid 5786] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5784] <... futex resumed>) = 0 [pid 5784] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5784] <... futex resumed>) = 0 [pid 5786] <... sendmsg resumed>) = 108 [pid 5784] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5784] <... futex resumed>) = 0 [pid 5786] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5784] exit_group(0 [pid 5786] <... futex resumed>) = ? [pid 5784] <... exit_group resumed>) = ? [pid 5786] +++ exited with 0 +++ [pid 5784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5787 attached [pid 5787] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5787 [pid 5787] <... set_robust_list resumed>) = 0 [pid 5787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5787] setpgid(0, 0) = 0 [ 78.239329][ T5786] nbd: device at index 64 is going down [pid 5787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "1000", 4) = 4 [pid 5787] close(3) = 0 executing program [pid 5787] write(1, "executing program\n", 18) = 18 [pid 5787] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5787] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5787] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5787] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5787] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5788 attached [pid 5788] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5787] <... clone3 resumed> => {parent_tid=[5788]}, 88) = 5788 [pid 5788] <... rseq resumed>) = 0 [pid 5787] rt_sigprocmask(SIG_SETMASK, [] [pid 5788] set_robust_list(0x7fa5578d69a0, 24 [pid 5787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5788] <... set_robust_list resumed>) = 0 [pid 5787] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5787] <... futex resumed>) = 0 [pid 5788] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5787] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... socket resumed>) = 3 [pid 5788] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5788] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5787] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5788] <... socket resumed>) = 4 [pid 5787] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5788] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5787}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5788] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5787}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5788] close(4) = 0 [pid 5788] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5788] <... futex resumed>) = 1 [pid 5787] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5787] <... futex resumed>) = 0 [pid 5787] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... sendmsg resumed>) = 108 [pid 5788] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5788] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] exit_group(0) = ? [pid 5788] <... futex resumed>) = ? [pid 5788] +++ exited with 0 +++ [pid 5787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5787, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5792 attached [pid 5792] set_robust_list(0x5555845896e0, 24) = 0 [pid 5792] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5792 [pid 5792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5792] <... prctl resumed>) = 0 [pid 5792] setpgid(0, 0) = 0 [pid 5792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5792] write(3, "1000", 4) = 4 [pid 5792] close(3) = 0 executing program [pid 5792] write(1, "executing program\n", 18) = 18 [pid 5792] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5792] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5792] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5792] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5793 attached [pid 5793] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5792] <... clone3 resumed> => {parent_tid=[5793]}, 88) = 5793 [pid 5793] <... rseq resumed>) = 0 [pid 5793] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5792] rt_sigprocmask(SIG_SETMASK, [] [pid 5793] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5792] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] <... futex resumed>) = 0 [pid 5792] <... futex resumed>) = 1 [pid 5793] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5793] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5793] <... futex resumed>) = 0 [pid 5792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5793] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5792] <... futex resumed>) = 0 [pid 5793] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5792] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5793] <... socket resumed>) = 4 [pid 5793] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5793] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5792}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5793] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5792}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5793] close(4) = 0 [pid 5793] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] <... futex resumed>) = 0 [pid 5792] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5793] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5792] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5793] <... sendmsg resumed>) = 108 [pid 5793] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5793] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] exit_group(0) = ? [pid 5793] <... futex resumed>) = ? [pid 5793] +++ exited with 0 +++ [pid 5792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5792, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5795 attached , child_tidptr=0x5555845896d0) = 5795 [pid 5795] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5795] <... set_robust_list resumed>) = 0 [pid 5795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5795] setpgid(0, 0) = 0 [pid 5795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5795] write(3, "1000", 4) = 4 [pid 5795] close(3) = 0 [pid 5795] write(1, "executing program\n", 18) = 18 [pid 5795] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5795] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5795] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5795] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5798 attached [pid 5798] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5795] <... clone3 resumed> => {parent_tid=[5798]}, 88) = 5798 [pid 5795] rt_sigprocmask(SIG_SETMASK, [] [pid 5798] <... rseq resumed>) = 0 [pid 5795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5798] set_robust_list(0x7fa5578d69a0, 24 [pid 5795] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] <... set_robust_list resumed>) = 0 [pid 5798] rt_sigprocmask(SIG_SETMASK, [] [pid 5795] <... futex resumed>) = 0 [pid 5798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5795] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5798] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5798] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5795] <... futex resumed>) = 0 [pid 5795] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5798] <... futex resumed>) = 1 [pid 5795] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5798] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5798] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5798] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5795}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5798] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5795}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5798] close(4) = 0 [pid 5798] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5798] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5795] <... futex resumed>) = 0 [pid 5795] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] <... futex resumed>) = 0 [pid 5795] <... futex resumed>) = 1 [pid 5798] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5795] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5798] <... sendmsg resumed>) = 108 [pid 5798] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5795] <... futex resumed>) = 0 [pid 5798] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5795] exit_group(0 [pid 5798] <... futex resumed>) = ? [pid 5795] <... exit_group resumed>) = ? [pid 5798] +++ exited with 0 +++ [pid 5795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5795, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5802 attached [pid 5802] set_robust_list(0x5555845896e0, 24) = 0 [pid 5802] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5802 [pid 5802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5802] <... prctl resumed>) = 0 [pid 5802] setpgid(0, 0) = 0 [pid 5802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5802] write(3, "1000", 4) = 4 [pid 5802] close(3) = 0 [pid 5802] write(1, "executing program\n", 18) = 18 executing program [pid 5802] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5802] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5802] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5803 attached => {parent_tid=[5803]}, 88) = 5803 [pid 5803] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5802] rt_sigprocmask(SIG_SETMASK, [] [pid 5803] <... rseq resumed>) = 0 [pid 5803] set_robust_list(0x7fa5578d69a0, 24 [pid 5802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5803] <... set_robust_list resumed>) = 0 [pid 5802] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5802] <... futex resumed>) = 0 [pid 5803] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5802] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5803] <... socket resumed>) = 3 [pid 5803] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5802] <... futex resumed>) = 0 [pid 5803] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5802] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] <... futex resumed>) = 0 [pid 5802] <... futex resumed>) = 1 [pid 5803] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5802] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5803] <... socket resumed>) = 4 [pid 5803] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5803] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5802}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5803] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5802}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5803] close(4) = 0 [pid 5803] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5802] <... futex resumed>) = 0 [pid 5803] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5802] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5802] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5803] <... sendmsg resumed>) = 108 [pid 5803] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5802] <... futex resumed>) = 0 [pid 5803] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5802] exit_group(0 [pid 5803] <... futex resumed>) = ? [pid 5802] <... exit_group resumed>) = ? [pid 5803] +++ exited with 0 +++ [pid 5802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5802, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5806 attached [pid 5806] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5806 [pid 5806] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5806] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5806] setpgid(0, 0) = 0 [pid 5806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5806] write(3, "1000", 4) = 4 [pid 5806] close(3) = 0 [pid 5806] write(1, "executing program\n", 18) = 18 [pid 5806] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5806] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 executing program [pid 5806] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5806] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5806] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5807]}, 88) = 5807 [pid 5806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5806] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5806] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5807 attached [pid 5807] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5807] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5807] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5807] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5806] <... futex resumed>) = 0 [pid 5807] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5806] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... futex resumed>) = 0 [pid 5806] <... futex resumed>) = 1 [pid 5807] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5806] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5807] <... socket resumed>) = 4 [pid 5807] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5807] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5806}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5807] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5806}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5807] close(4) = 0 [pid 5807] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5806] <... futex resumed>) = 0 [pid 5807] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5806] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5806] <... futex resumed>) = 0 [pid 5807] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5806] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5807] <... sendmsg resumed>) = 108 [pid 5807] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5806] <... futex resumed>) = 0 [pid 5806] exit_group(0) = ? [pid 5807] +++ exited with 0 +++ [pid 5806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5809 attached , child_tidptr=0x5555845896d0) = 5809 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5809] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 78.929572][ T5807] nbd: device at index 64 is going down [pid 5809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5809] setpgid(0, 0) = 0 [pid 5809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5809] write(3, "1000", 4) = 4 [pid 5809] close(3) = 0 [pid 5809] write(1, "executing program\n", 18) = 18 [pid 5809] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5809] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5809] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5810 attached [pid 5810] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5809] <... clone3 resumed> => {parent_tid=[5810]}, 88) = 5810 [pid 5810] <... rseq resumed>) = 0 [pid 5809] rt_sigprocmask(SIG_SETMASK, [] [pid 5810] set_robust_list(0x7fa5578d69a0, 24 [pid 5809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5810] <... set_robust_list resumed>) = 0 [pid 5810] rt_sigprocmask(SIG_SETMASK, [] [pid 5809] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5810] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5809] <... futex resumed>) = 0 [pid 5810] <... socket resumed>) = 3 [pid 5809] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5810] <... futex resumed>) = 0 [pid 5809] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5809] <... futex resumed>) = 0 [pid 5809] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] <... socket resumed>) = 4 [pid 5810] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5810] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5809}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5810] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5809}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5810] close(4) = 0 [pid 5810] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5810] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5809] <... futex resumed>) = 0 [pid 5810] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5809] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] <... sendmsg resumed>) = 108 [pid 5810] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5810] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] <... futex resumed>) = 0 [pid 5809] exit_group(0 [pid 5810] <... futex resumed>) = ? [pid 5809] <... exit_group resumed>) = ? [pid 5810] +++ exited with 0 +++ [pid 5809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5809, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5814 attached [pid 5814] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5814 [pid 5814] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5814] setpgid(0, 0) = 0 [pid 5814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5814] write(3, "1000", 4) = 4 [pid 5814] close(3) = 0 [pid 5814] write(1, "executing program\n", 18) = 18 executing program [pid 5814] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5814] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5814] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5814] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5814] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5815 attached [pid 5815] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5814] <... clone3 resumed> => {parent_tid=[5815]}, 88) = 5815 [pid 5815] <... rseq resumed>) = 0 [pid 5814] rt_sigprocmask(SIG_SETMASK, [] [pid 5815] set_robust_list(0x7fa5578d69a0, 24 [pid 5814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] <... set_robust_list resumed>) = 0 [pid 5814] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5814] <... futex resumed>) = 0 [pid 5815] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5814] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... socket resumed>) = 3 [pid 5815] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5815] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5814] <... futex resumed>) = 0 [pid 5815] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5814] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... socket resumed>) = 4 [pid 5815] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5815] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5814}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5815] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5814}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5815] close(4) = 0 [pid 5815] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5815] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5814] <... futex resumed>) = 0 [pid 5814] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... sendmsg resumed>) = 108 [pid 5815] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5815] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] exit_group(0) = ? [pid 5815] <... futex resumed>) = ? [pid 5815] +++ exited with 0 +++ [pid 5814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5814, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5818 attached , child_tidptr=0x5555845896d0) = 5818 [pid 5818] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5818] setpgid(0, 0) = 0 [ 79.196529][ T5815] __nla_validate_parse: 29 callbacks suppressed [ 79.196550][ T5815] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5818] write(3, "1000", 4) = 4 [pid 5818] close(3) = 0 [pid 5818] write(1, "executing program\n", 18) = 18 [pid 5818] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5818] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5818] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5820 attached [pid 5820] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5818] <... clone3 resumed> => {parent_tid=[5820]}, 88) = 5820 [pid 5820] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5818] rt_sigprocmask(SIG_SETMASK, [] [pid 5820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5820] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5818] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... futex resumed>) = 0 [pid 5818] <... futex resumed>) = 1 [pid 5820] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5818] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... futex resumed>) = 0 [pid 5820] <... futex resumed>) = 1 [pid 5818] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5818] <... futex resumed>) = 0 [pid 5818] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] <... socket resumed>) = 4 [pid 5820] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5820] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5818}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5820] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5818}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5820] close(4) = 0 [pid 5820] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5818] <... futex resumed>) = 0 [pid 5820] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5818] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5818] <... futex resumed>) = 0 [pid 5820] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5818] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] <... sendmsg resumed>) = 108 [pid 5820] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... futex resumed>) = 0 [pid 5820] <... futex resumed>) = 1 [pid 5818] exit_group(0 [pid 5820] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 5818] <... exit_group resumed>) = ? [pid 5820] +++ exited with 0 +++ [pid 5818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 79.295863][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 79.308986][ T5820] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5824 attached , child_tidptr=0x5555845896d0) = 5824 [pid 5824] set_robust_list(0x5555845896e0, 24) = 0 [pid 5824] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5824] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5824] setpgid(0, 0) = 0 [pid 5824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5824] write(3, "1000", 4) = 4 [pid 5824] close(3) = 0 executing program [pid 5824] write(1, "executing program\n", 18) = 18 [pid 5824] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5824] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5824] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5824] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5825 attached => {parent_tid=[5825]}, 88) = 5825 [pid 5825] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5824] rt_sigprocmask(SIG_SETMASK, [] [pid 5825] <... rseq resumed>) = 0 [pid 5825] set_robust_list(0x7fa5578d69a0, 24 [pid 5824] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5825] <... set_robust_list resumed>) = 0 [pid 5825] rt_sigprocmask(SIG_SETMASK, [] [pid 5824] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5825] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5824] <... futex resumed>) = 0 [pid 5825] <... socket resumed>) = 3 [pid 5825] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5825] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5824] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5824] <... futex resumed>) = 0 [pid 5825] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5824] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] <... socket resumed>) = 4 [pid 5825] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5825] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5824}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5825] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5824}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5825] close(4) = 0 [pid 5825] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5824] <... futex resumed>) = 0 [pid 5824] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5824] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5825] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5824] <... futex resumed>) = 0 [pid 5825] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5824] exit_group(0 [pid 5825] <... futex resumed>) = ? [pid 5824] <... exit_group resumed>) = ? [pid 5825] +++ exited with 0 +++ [pid 5824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5826 attached , child_tidptr=0x5555845896d0) = 5826 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5826] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5826] <... set_robust_list resumed>) = 0 [pid 5826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5826] setpgid(0, 0) = 0 [pid 5826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "1000", 4) = 4 [pid 5826] close(3) = 0 [pid 5826] write(1, "executing program\n", 18) = 18 executing program [pid 5826] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5826] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5826] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5826] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5827 attached [ 79.408940][ T5825] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 79.408964][ T5825] nbd: device at index 64 is going down [ 79.436461][ T5634] udevd[5634]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 79.451950][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5827] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5826] <... clone3 resumed> => {parent_tid=[5827]}, 88) = 5827 [pid 5827] <... rseq resumed>) = 0 [pid 5827] set_robust_list(0x7fa5578d69a0, 24 [pid 5826] rt_sigprocmask(SIG_SETMASK, [] [pid 5827] <... set_robust_list resumed>) = 0 [pid 5827] rt_sigprocmask(SIG_SETMASK, [] [pid 5826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5827] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5826] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5826] <... futex resumed>) = 0 [pid 5826] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5827] <... socket resumed>) = 3 [pid 5827] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... futex resumed>) = 0 [pid 5827] <... futex resumed>) = 1 [pid 5826] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5826] <... futex resumed>) = 0 [pid 5826] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5827] <... socket resumed>) = 4 [pid 5827] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5827] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5826}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5827] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5826}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5827] close(4) = 0 [pid 5827] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5826] <... futex resumed>) = 0 [pid 5827] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5826] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] <... futex resumed>) = 0 [pid 5826] <... futex resumed>) = 1 [pid 5827] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5826] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5827] <... sendmsg resumed>) = 108 [pid 5827] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5826] <... futex resumed>) = 0 [pid 5826] exit_group(0) = ? [pid 5827] +++ exited with 0 +++ [pid 5826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5826, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 79.550624][ T5827] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5830 attached , child_tidptr=0x5555845896d0) = 5830 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5830] set_robust_list(0x5555845896e0, 24) = 0 [pid 5830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5830] setpgid(0, 0) = 0 [pid 5830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "1000", 4) = 4 [pid 5830] close(3) = 0 [pid 5830] write(1, "executing program\n", 18) = 18 executing program [pid 5830] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5830] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5830] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5832 attached => {parent_tid=[5832]}, 88) = 5832 [pid 5830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5830] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5830] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5832] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5832] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5832] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5832] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5830] <... futex resumed>) = 0 [pid 5830] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5830] <... futex resumed>) = 0 [pid 5832] <... socket resumed>) = 4 [pid 5830] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5832] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5832] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5830}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5832] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5830}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5832] close(4) = 0 [pid 5832] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5832] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5830] <... futex resumed>) = 0 [pid 5830] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] <... futex resumed>) = 0 [pid 5830] <... futex resumed>) = 1 [pid 5832] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [ 79.643766][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5830] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5832] <... sendmsg resumed>) = 108 [pid 5832] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5830] <... futex resumed>) = 0 [pid 5832] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5830] exit_group(0 [pid 5832] <... futex resumed>) = ? [pid 5830] <... exit_group resumed>) = ? [pid 5832] +++ exited with 0 +++ [pid 5830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5830, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 79.709569][ T5832] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5837 attached , child_tidptr=0x5555845896d0) = 5837 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5837] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5837] setpgid(0, 0) = 0 [pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "1000", 4) = 4 [pid 5837] close(3) = 0 [pid 5837] write(1, "executing program\n", 18) = 18 executing program [pid 5837] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5837] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5837] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5839 attached [pid 5839] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5837] <... clone3 resumed> => {parent_tid=[5839]}, 88) = 5839 [pid 5839] <... rseq resumed>) = 0 [pid 5837] rt_sigprocmask(SIG_SETMASK, [] [pid 5839] set_robust_list(0x7fa5578d69a0, 24 [pid 5837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5839] <... set_robust_list resumed>) = 0 [pid 5837] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] rt_sigprocmask(SIG_SETMASK, [] [pid 5837] <... futex resumed>) = 0 [pid 5839] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5837] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5839] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5837] <... futex resumed>) = 0 [pid 5839] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5837] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] <... socket resumed>) = 4 [pid 5837] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5839] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5837}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5839] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5837}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5839] close(4) = 0 [pid 5839] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5837] <... futex resumed>) = 0 [pid 5839] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5837] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5837] <... futex resumed>) = 0 [pid 5837] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5839] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5837] <... futex resumed>) = 0 [pid 5837] exit_group(0 [pid 5839] <... futex resumed>) = 1 [pid 5837] <... exit_group resumed>) = ? [pid 5839] +++ exited with 0 +++ [pid 5837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 79.844850][ T5839] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 79.860309][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 79.866031][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5843 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5843 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5843] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5843] setpgid(0, 0) = 0 [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5843] write(3, "1000", 4) = 4 [pid 5843] close(3) = 0 [pid 5843] write(1, "executing program\n", 18) = 18 [pid 5843] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5843] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5843] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 5843] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5844 attached => {parent_tid=[5844]}, 88) = 5844 [pid 5844] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5843] rt_sigprocmask(SIG_SETMASK, [] [pid 5844] set_robust_list(0x7fa5578d69a0, 24 [pid 5843] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5843] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5843] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... set_robust_list resumed>) = 0 [pid 5844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5844] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5844] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5843] <... futex resumed>) = 0 [pid 5844] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = 0 [pid 5844] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5843] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... socket resumed>) = 4 [pid 5844] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [ 79.953995][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5844] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5843}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5844] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5843}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5844] close(4) = 0 [pid 5844] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5843] <... futex resumed>) = 0 [pid 5844] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5843] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5844] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5843] <... futex resumed>) = 0 [pid 5844] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] exit_group(0 [pid 5844] <... futex resumed>) = ? [pid 5843] <... exit_group resumed>) = ? [pid 5844] +++ exited with 0 +++ [pid 5843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5847 attached [pid 5847] set_robust_list(0x5555845896e0, 24) = 0 [pid 5847] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5847 [pid 5847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5847] <... prctl resumed>) = 0 [pid 5847] setpgid(0, 0) = 0 [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5847] write(3, "1000", 4) = 4 [pid 5847] close(3) = 0 [pid 5847] write(1, "executing program\n", 18) = 18 executing program [pid 5847] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5847] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 80.024487][ T5844] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5847] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5847] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5848]}, 88) = 5848 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5848 attached [pid 5847] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5847] <... futex resumed>) = 0 [pid 5848] <... rseq resumed>) = 0 [pid 5847] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5848] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5848] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5848] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... futex resumed>) = 0 [pid 5848] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5847] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... socket resumed>) = 4 [pid 5848] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5848] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5847}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5848] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5847}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5848] close(4) = 0 [pid 5848] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... sendmsg resumed>) = 108 [pid 5848] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5848] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] exit_group(0) = ? [pid 5848] <... futex resumed>) = ? [pid 5848] +++ exited with 0 +++ [pid 5847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5853 attached [pid 5853] set_robust_list(0x5555845896e0, 24) = 0 [ 80.124409][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 80.145498][ T5848] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5853] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5853 [pid 5853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5853] <... prctl resumed>) = 0 [pid 5853] setpgid(0, 0) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3) = 0 executing program [pid 5853] write(1, "executing program\n", 18) = 18 [pid 5853] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5853] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5853] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5853] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5854 attached [pid 5854] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5853] <... clone3 resumed> => {parent_tid=[5854]}, 88) = 5854 [pid 5854] set_robust_list(0x7fa5578d69a0, 24 [pid 5853] rt_sigprocmask(SIG_SETMASK, [] [pid 5854] <... set_robust_list resumed>) = 0 [pid 5853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5853] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5853] <... futex resumed>) = 0 [pid 5854] <... socket resumed>) = 3 [pid 5853] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5853] <... futex resumed>) = 0 [pid 5854] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5853] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5854] <... socket resumed>) = 4 [pid 5853] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5854] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5853}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5854] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5853}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5854] close(4) = 0 [pid 5854] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5853] <... futex resumed>) = 0 [pid 5854] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5853] <... futex resumed>) = 0 [pid 5854] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [ 80.242767][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 5853] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... sendmsg resumed>) = 108 [pid 5854] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5854] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] <... futex resumed>) = 0 [pid 5853] exit_group(0 [pid 5854] <... futex resumed>) = ? [pid 5853] <... exit_group resumed>) = ? [pid 5854] +++ exited with 0 +++ [pid 5853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5857 attached [pid 5857] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5857 [pid 5857] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5857] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5857] setpgid(0, 0) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5857] write(3, "1000", 4) = 4 [pid 5857] close(3) = 0 executing program [pid 5857] write(1, "executing program\n", 18) = 18 [pid 5857] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 80.300161][ T5854] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5857] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5857] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5859 attached => {parent_tid=[5859]}, 88) = 5859 [pid 5859] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5857] rt_sigprocmask(SIG_SETMASK, [] [pid 5859] <... rseq resumed>) = 0 [pid 5857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5859] set_robust_list(0x7fa5578d69a0, 24 [pid 5857] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5857] <... futex resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_SETMASK, [] [pid 5857] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5859] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5859] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5857] <... futex resumed>) = 0 [pid 5859] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] <... futex resumed>) = 0 [pid 5859] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5857] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] <... socket resumed>) = 4 [pid 5859] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5859] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5857}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5859] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5857}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5859] close(4) = 0 [pid 5859] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 1 [pid 5857] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5859] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5857] <... futex resumed>) = 0 [pid 5859] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] exit_group(0 [pid 5859] <... futex resumed>) = ? [pid 5857] <... exit_group resumed>) = ? [pid 5859] +++ exited with 0 +++ [pid 5857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5863 attached [ 80.388593][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 80.413750][ T5859] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 5863] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5863 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5863] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5863] setpgid(0, 0) = 0 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5863] write(3, "1000", 4) = 4 [pid 5863] close(3) = 0 [pid 5863] write(1, "executing program\n", 18) = 18 [pid 5863] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5863] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 5863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5863] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5864 attached [pid 5864] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5863] <... clone3 resumed> => {parent_tid=[5864]}, 88) = 5864 [pid 5864] <... rseq resumed>) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [] [pid 5864] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5864] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5863] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5864] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5863] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5864] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] <... futex resumed>) = 0 [pid 5864] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5863] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] <... socket resumed>) = 4 [pid 5864] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5864] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5863}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5864] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5863}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5864] close(4) = 0 [pid 5864] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5863] <... futex resumed>) = 0 [pid 5864] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] <... futex resumed>) = 0 [pid 5863] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5864] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5864] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... futex resumed>) = 0 [pid 5863] exit_group(0 [pid 5864] <... futex resumed>) = ? [pid 5863] <... exit_group resumed>) = ? [pid 5864] +++ exited with 0 +++ [pid 5863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5868 attached [pid 5868] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5868 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5868] setpgid(0, 0) = 0 [pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "1000", 4) = 4 [pid 5868] close(3) = 0 executing program [pid 5868] write(1, "executing program\n", 18) = 18 [pid 5868] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5868] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5868] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5868] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5868] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5870 attached [pid 5870] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5868] <... clone3 resumed> => {parent_tid=[5870]}, 88) = 5870 [pid 5870] <... rseq resumed>) = 0 [pid 5870] set_robust_list(0x7fa5578d69a0, 24 [pid 5868] rt_sigprocmask(SIG_SETMASK, [] [pid 5870] <... set_robust_list resumed>) = 0 [pid 5868] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5868] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5868] <... futex resumed>) = 0 [pid 5870] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5868] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... socket resumed>) = 3 [pid 5870] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 1 [pid 5868] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5868] <... futex resumed>) = 0 [pid 5868] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... socket resumed>) = 4 [pid 5870] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5870] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5868}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5870] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5868}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5870] close(4) = 0 [pid 5870] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5868] <... futex resumed>) = 0 [pid 5870] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5868] <... futex resumed>) = 0 [pid 5868] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... sendmsg resumed>) = 108 [pid 5870] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5868] <... futex resumed>) = 0 [pid 5868] exit_group(0 [pid 5870] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] <... exit_group resumed>) = ? [pid 5870] <... futex resumed>) = ? [pid 5870] +++ exited with 0 +++ [pid 5868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5874 attached , child_tidptr=0x5555845896d0) = 5874 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5874] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5874] setpgid(0, 0) = 0 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5874] write(3, "1000", 4) = 4 [pid 5874] close(3) = 0 executing program [pid 5874] write(1, "executing program\n", 18) = 18 [pid 5874] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5874] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5874] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[5876]}, 88) = 5876 [pid 5874] rt_sigprocmask(SIG_SETMASK, []ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5876 attached , NULL, 8) = 0 [pid 5876] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5874] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5876] <... rseq resumed>) = 0 [pid 5876] set_robust_list(0x7fa5578d69a0, 24 [pid 5874] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... set_robust_list resumed>) = 0 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5876] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5876] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5876] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... futex resumed>) = 0 [pid 5874] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5876] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5876] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5874}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5876] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5874}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5876] close(4) = 0 [pid 5876] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5876] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 1 [pid 5876] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5874] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... sendmsg resumed>) = 108 [pid 5876] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5876] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] exit_group(0 [pid 5876] <... futex resumed>) = ? [pid 5876] +++ exited with 0 +++ [pid 5874] <... exit_group resumed>) = ? [pid 5874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5877 attached , child_tidptr=0x5555845896d0) = 5877 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5877] set_robust_list(0x5555845896e0, 24) = 0 [pid 5877] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3) = 0 executing program [pid 5877] write(1, "executing program\n", 18) = 18 [pid 5877] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5877] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5878 attached [pid 5878] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5877] <... clone3 resumed> => {parent_tid=[5878]}, 88) = 5878 [pid 5878] <... rseq resumed>) = 0 [pid 5877] rt_sigprocmask(SIG_SETMASK, [] [pid 5878] set_robust_list(0x7fa5578d69a0, 24 [pid 5877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] rt_sigprocmask(SIG_SETMASK, [] [pid 5877] <... futex resumed>) = 0 [pid 5878] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5878] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5877] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... socket resumed>) = 3 [pid 5878] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5878] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5877] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... socket resumed>) = 4 [pid 5878] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5878] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5877}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5878] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5877}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5878] close(4) = 0 [pid 5878] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5878] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 [pid 5878] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [ 80.824534][ T5876] nbd: device at index 64 is going down [pid 5877] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... sendmsg resumed>) = 108 [pid 5878] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5878] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] exit_group(0) = ? [pid 5878] <... futex resumed>) = ? [pid 5878] +++ exited with 0 +++ [pid 5877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5880 attached , child_tidptr=0x5555845896d0) = 5880 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] set_robust_list(0x5555845896e0, 24) = 0 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] setpgid(0, 0) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "1000", 4) = 4 executing program [pid 5880] close(3) = 0 [pid 5880] write(1, "executing program\n", 18) = 18 [pid 5880] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5880] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5880] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5882 attached => {parent_tid=[5882]}, 88) = 5882 [pid 5882] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5882] <... rseq resumed>) = 0 [pid 5882] set_robust_list(0x7fa5578d69a0, 24 [pid 5880] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] <... set_robust_list resumed>) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5882] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5882] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5882] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5882] <... futex resumed>) = 0 [pid 5882] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5880] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] <... socket resumed>) = 4 [pid 5882] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5882] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5880}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5882] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5880}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5882] close(4) = 0 [pid 5882] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5882] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] <... futex resumed>) = 0 [pid 5880] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = 1 [pid 5882] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5880] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] <... sendmsg resumed>) = 108 [pid 5882] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... futex resumed>) = 0 [pid 5880] exit_group(0) = ? [pid 5882] <... futex resumed>) = ? [pid 5882] +++ exited with 0 +++ [pid 5880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5884 attached [pid 5884] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5884 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5884] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 executing program [pid 5884] write(1, "executing program\n", 18) = 18 [pid 5884] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5884] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5884] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5884] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5884] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5885 attached [pid 5885] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5884] <... clone3 resumed> => {parent_tid=[5885]}, 88) = 5885 [pid 5885] <... rseq resumed>) = 0 [pid 5884] rt_sigprocmask(SIG_SETMASK, [] [pid 5885] set_robust_list(0x7fa5578d69a0, 24 [pid 5884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5884] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] rt_sigprocmask(SIG_SETMASK, [] [pid 5884] <... futex resumed>) = 0 [pid 5885] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5885] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5884] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... socket resumed>) = 3 [pid 5885] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5885] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5884] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5884] <... futex resumed>) = 1 [pid 5885] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5884] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... socket resumed>) = 4 [pid 5885] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5885] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5884}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5885] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5884}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5885] close(4) = 0 [pid 5885] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5885] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5885] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [ 80.977600][ T5882] nbd: device at index 64 is going down [pid 5884] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... sendmsg resumed>) = 108 [pid 5885] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5885] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] exit_group(0 [pid 5885] <... futex resumed>) = ? [pid 5885] +++ exited with 0 +++ [pid 5884] <... exit_group resumed>) = ? [pid 5884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5888 attached , child_tidptr=0x5555845896d0) = 5888 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5888] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5888] setpgid(0, 0) = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5888] write(3, "1000", 4) = 4 [pid 5888] close(3) = 0 [pid 5888] write(1, "executing program\n", 18) = 18 [pid 5888] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5888] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 executing program [pid 5888] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5888] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5890 attached [pid 5890] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5888] <... clone3 resumed> => {parent_tid=[5890]}, 88) = 5890 [pid 5890] <... rseq resumed>) = 0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [] [pid 5890] set_robust_list(0x7fa5578d69a0, 24 [pid 5888] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5888] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] rt_sigprocmask(SIG_SETMASK, [] [pid 5888] <... futex resumed>) = 0 [pid 5890] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5888] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5890] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = 1 [pid 5888] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5888] <... futex resumed>) = 0 [pid 5888] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] <... socket resumed>) = 4 [pid 5890] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5890] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5888}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5890] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5888}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5890] close(4) = 0 [pid 5890] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5888] <... futex resumed>) = 0 [pid 5888] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] <... sendmsg resumed>) = 108 [pid 5890] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = 0 [pid 5888] exit_group(0 [pid 5890] <... futex resumed>) = ? [pid 5888] <... exit_group resumed>) = ? [pid 5890] +++ exited with 0 +++ [pid 5888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5893 attached , child_tidptr=0x5555845896d0) = 5893 [pid 5893] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5893] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 5893] write(1, "executing program\n", 18) = 18 [pid 5893] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5893] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5893] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5893] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5893] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5894 attached [pid 5894] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5893] <... clone3 resumed> => {parent_tid=[5894]}, 88) = 5894 [pid 5894] <... rseq resumed>) = 0 [pid 5894] set_robust_list(0x7fa5578d69a0, 24 [pid 5893] rt_sigprocmask(SIG_SETMASK, [] [pid 5894] <... set_robust_list resumed>) = 0 [pid 5894] rt_sigprocmask(SIG_SETMASK, [] [pid 5893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5894] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5894] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5894] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5893] <... futex resumed>) = 0 [pid 5894] <... socket resumed>) = 3 [pid 5893] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5893] <... futex resumed>) = 0 [pid 5893] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5894] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5893] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... socket resumed>) = 4 [pid 5894] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5894] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5893}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5894] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5893}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5894] close(4) = 0 [pid 5894] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5893] <... futex resumed>) = 0 [pid 5894] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5893] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... sendmsg resumed>) = 108 [pid 5893] <... futex resumed>) = 0 [pid 5894] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5893] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] exit_group(0 [pid 5894] <... futex resumed>) = ? [pid 5893] <... exit_group resumed>) = ? [pid 5894] +++ exited with 0 +++ [pid 5893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5896 attached [pid 5896] set_robust_list(0x5555845896e0, 24) = 0 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5896 [pid 5896] <... prctl resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5896] setpgid(0, 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5896] <... setpgid resumed>) = 0 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5896] write(3, "1000", 4) = 4 [pid 5896] close(3) = 0 [pid 5896] write(1, "executing program\n", 18) = 18 [pid 5896] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5896] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 5896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5896] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5896] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5897 attached => {parent_tid=[5897]}, 88) = 5897 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5896] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5896] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5897] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5897] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5897] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... futex resumed>) = 0 [pid 5896] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = 1 [pid 5897] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5896] <... futex resumed>) = 0 [pid 5897] <... socket resumed>) = 4 [pid 5897] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5896] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] <... sendto resumed>) = 28 [pid 5897] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5896}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5897] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5896}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [ 81.243647][ T5894] nbd: device at index 64 is going down [pid 5897] close(4) = 0 [pid 5897] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5896] <... futex resumed>) = 0 [pid 5896] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5896] <... futex resumed>) = 0 [pid 5896] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] <... sendmsg resumed>) = 108 [pid 5897] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5896] <... futex resumed>) = 0 [pid 5897] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5896] exit_group(0 [pid 5897] <... futex resumed>) = ? [pid 5896] <... exit_group resumed>) = ? [pid 5897] +++ exited with 0 +++ [pid 5896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5900 attached [pid 5900] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5900 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5900] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5900] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5900] setpgid(0, 0) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5900] write(3, "1000", 4) = 4 [pid 5900] close(3) = 0 [pid 5900] write(1, "executing program\n", 18) = 18 executing program [pid 5900] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5900] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5901 attached [pid 5901] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5900] <... clone3 resumed> => {parent_tid=[5901]}, 88) = 5901 [pid 5901] <... rseq resumed>) = 0 [pid 5901] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5901] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5900] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5901] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5900] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... socket resumed>) = 3 [pid 5901] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5900] <... futex resumed>) = 0 [pid 5901] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5900] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5900] <... futex resumed>) = 0 [pid 5900] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5901] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5901] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5900}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5901] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5900}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5901] close(4) = 0 [pid 5901] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5900] <... futex resumed>) = 0 [pid 5901] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5900] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5900] <... futex resumed>) = 0 [pid 5901] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5900] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... sendmsg resumed>) = 108 [pid 5901] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5900] <... futex resumed>) = 0 [pid 5900] exit_group(0) = ? [pid 5901] +++ exited with 0 +++ [pid 5900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- executing program rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5903 attached , child_tidptr=0x5555845896d0) = 5903 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5903] set_robust_list(0x5555845896e0, 24) = 0 [pid 5903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 [pid 5903] write(1, "executing program\n", 18) = 18 [ 81.392017][ T5901] nbd: device at index 64 is going down [pid 5903] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5903] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5904 attached [pid 5904] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5903] <... clone3 resumed> => {parent_tid=[5904]}, 88) = 5904 [pid 5904] <... rseq resumed>) = 0 [pid 5903] rt_sigprocmask(SIG_SETMASK, [] [pid 5904] set_robust_list(0x7fa5578d69a0, 24 [pid 5903] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5903] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] rt_sigprocmask(SIG_SETMASK, [] [pid 5903] <... futex resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5904] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5903] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] <... socket resumed>) = 3 [pid 5904] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5904] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5903] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] <... socket resumed>) = 4 [pid 5903] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5904] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5903}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5904] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5903}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5904] close(4) = 0 [pid 5904] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5904] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5904] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5903] <... futex resumed>) = 1 [pid 5903] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] <... sendmsg resumed>) = 108 [pid 5904] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5904] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] exit_group(0 [pid 5904] <... futex resumed>) = ? [pid 5903] <... exit_group resumed>) = ? [pid 5904] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5908 attached , child_tidptr=0x5555845896d0) = 5908 [pid 5908] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5908] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5908] setpgid(0, 0) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5908] write(3, "1000", 4) = 4 [pid 5908] close(3) = 0 [pid 5908] write(1, "executing program\n", 18) = 18 executing program [pid 5908] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5908] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5908] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5908] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5908] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5909 attached [pid 5909] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5908] <... clone3 resumed> => {parent_tid=[5909]}, 88) = 5909 [pid 5909] <... rseq resumed>) = 0 [pid 5909] set_robust_list(0x7fa5578d69a0, 24 [pid 5908] rt_sigprocmask(SIG_SETMASK, [] [pid 5909] <... set_robust_list resumed>) = 0 [pid 5908] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5909] rt_sigprocmask(SIG_SETMASK, [] [pid 5908] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5908] <... futex resumed>) = 0 [pid 5909] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5908] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... socket resumed>) = 3 [pid 5909] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5909] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5908] <... futex resumed>) = 0 [pid 5909] <... socket resumed>) = 4 [pid 5908] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5909] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5908}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5909] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5908}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5909] close(4) = 0 [pid 5909] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 1 [pid 5908] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5908] <... futex resumed>) = 0 [pid 5908] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... sendmsg resumed>) = 108 [pid 5909] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5909] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] exit_group(0 [pid 5909] <... futex resumed>) = ? [pid 5908] <... exit_group resumed>) = ? [pid 5909] +++ exited with 0 +++ [pid 5908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5912 attached [pid 5912] set_robust_list(0x5555845896e0, 24) = 0 [pid 5912] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5912 [pid 5912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5912] setpgid(0, 0) = 0 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5912] write(3, "1000", 4) = 4 [pid 5912] close(3) = 0 [pid 5912] write(1, "executing program\n", 18) = 18 executing program [pid 5912] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5912] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5912] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5913 attached [pid 5913] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5912] <... clone3 resumed> => {parent_tid=[5913]}, 88) = 5913 [pid 5913] <... rseq resumed>) = 0 [pid 5912] rt_sigprocmask(SIG_SETMASK, [] [pid 5913] set_robust_list(0x7fa5578d69a0, 24 [pid 5912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5912] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] rt_sigprocmask(SIG_SETMASK, [] [pid 5912] <... futex resumed>) = 0 [pid 5913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5912] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5913] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5912] <... futex resumed>) = 0 [pid 5912] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5912] <... futex resumed>) = 0 [pid 5913] <... socket resumed>) = 4 [pid 5912] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5913] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5912}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5913] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5912}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5913] close(4) = 0 [pid 5913] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5912] <... futex resumed>) = 0 [pid 5913] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5912] <... futex resumed>) = 0 [pid 5913] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5912] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5912] <... futex resumed>) = 0 [pid 5912] exit_group(0) = ? [pid 5913] +++ exited with 0 +++ [pid 5912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5915 attached , child_tidptr=0x5555845896d0) = 5915 [pid 5915] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5915] <... set_robust_list resumed>) = 0 [pid 5915] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5915] setpgid(0, 0) = 0 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5915] write(3, "1000", 4) = 4 [pid 5915] close(3) = 0 executing program [pid 5915] write(1, "executing program\n", 18) = 18 [pid 5915] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5915] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5916 attached => {parent_tid=[5916]}, 88) = 5916 [pid 5916] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5916] set_robust_list(0x7fa5578d69a0, 24 [pid 5915] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5915] <... futex resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [] [pid 5915] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5916] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5916] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5916] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 0 [pid 5915] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5916] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [ 81.728435][ T5913] nbd: device at index 64 is going down [pid 5916] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5915}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5916] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5915}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5916] close(4) = 0 [pid 5916] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5916] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5915] <... futex resumed>) = 0 [pid 5915] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] <... sendmsg resumed>) = 108 [pid 5916] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5916] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] exit_group(0) = ? [pid 5916] <... futex resumed>) = ? [pid 5916] +++ exited with 0 +++ [pid 5915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 5919 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5919 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5919] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5919] setpgid(0, 0) = 0 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3) = 0 [pid 5919] write(1, "executing program\n", 18) = 18 executing program [pid 5919] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5919] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5920 attached [pid 5920] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5919] <... clone3 resumed> => {parent_tid=[5920]}, 88) = 5920 [pid 5920] <... rseq resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_SETMASK, [] [pid 5920] set_robust_list(0x7fa5578d69a0, 24 [pid 5919] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] rt_sigprocmask(SIG_SETMASK, [] [pid 5919] <... futex resumed>) = 0 [pid 5920] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5920] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5919] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... socket resumed>) = 3 [pid 5920] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5920] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5920] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5919}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5920] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5919}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5920] close(4) = 0 [pid 5920] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5920] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] <... futex resumed>) = 0 [pid 5920] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5919] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... sendmsg resumed>) = 108 [pid 5920] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... futex resumed>) = 0 [pid 5919] exit_group(0) = ? [pid 5920] <... futex resumed>) = ? [pid 5920] +++ exited with 0 +++ [pid 5919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5922 attached [pid 5922] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5922 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5922] setpgid(0, 0) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 81.917060][ T5920] nbd: device at index 64 is going down [pid 5922] write(3, "1000", 4) = 4 [pid 5922] close(3) = 0 executing program [pid 5922] write(1, "executing program\n", 18) = 18 [pid 5922] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5922] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5922] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5922] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5922] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5923 attached => {parent_tid=[5923]}, 88) = 5923 [pid 5923] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5923] set_robust_list(0x7fa5578d69a0, 24 [pid 5922] rt_sigprocmask(SIG_SETMASK, [] [pid 5923] <... set_robust_list resumed>) = 0 [pid 5922] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5923] rt_sigprocmask(SIG_SETMASK, [] [pid 5922] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5923] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5922] <... futex resumed>) = 0 [pid 5922] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] <... socket resumed>) = 3 [pid 5923] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5922] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5922] <... futex resumed>) = 0 [pid 5923] <... socket resumed>) = 4 [pid 5922] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5923] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5922}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5923] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5922}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5923] close(4) = 0 [pid 5923] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5923] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... futex resumed>) = 0 [pid 5923] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5922] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] <... sendmsg resumed>) = 108 [pid 5923] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5923] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] exit_group(0 [pid 5923] <... futex resumed>) = ? [pid 5922] <... exit_group resumed>) = ? [pid 5923] +++ exited with 0 +++ [pid 5922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5927 attached [pid 5927] set_robust_list(0x5555845896e0, 24) = 0 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5927 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5927] <... prctl resumed>) = 0 [pid 5927] setpgid(0, 0) = 0 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5927] write(3, "1000", 4) = 4 [pid 5927] close(3) = 0 [pid 5927] write(1, "executing program\n", 18) = 18 [pid 5927] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5927] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 executing program [pid 5927] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5927] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5928 attached => {parent_tid=[5928]}, 88) = 5928 [pid 5928] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5927] rt_sigprocmask(SIG_SETMASK, [] [pid 5928] <... rseq resumed>) = 0 [pid 5927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5928] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5927] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] rt_sigprocmask(SIG_SETMASK, [] [pid 5927] <... futex resumed>) = 0 [pid 5928] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5927] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5928] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5928] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... futex resumed>) = 0 [pid 5928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5927] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... socket resumed>) = 4 [pid 5928] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5928] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5927}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5928] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5927}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5928] close(4) = 0 [pid 5928] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5928] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 1 [pid 5928] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5927] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... sendmsg resumed>) = 108 [pid 5928] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5928] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... futex resumed>) = 0 [pid 5927] exit_group(0) = ? [pid 5928] <... futex resumed>) = ? [pid 5928] +++ exited with 0 +++ [pid 5927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5932 attached , child_tidptr=0x5555845896d0) = 5932 [pid 5932] set_robust_list(0x5555845896e0, 24) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5932] setpgid(0, 0) = 0 [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5932] write(3, "1000", 4) = 4 [pid 5932] close(3) = 0 [pid 5932] write(1, "executing program\n", 18) = 18 executing program [pid 5932] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5932] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5933 attached [pid 5933] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5932] <... clone3 resumed> => {parent_tid=[5933]}, 88) = 5933 [pid 5933] <... rseq resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [] [pid 5933] set_robust_list(0x7fa5578d69a0, 24 [pid 5932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5932] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] rt_sigprocmask(SIG_SETMASK, [] [pid 5932] <... futex resumed>) = 0 [pid 5933] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5932] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5933] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5933] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] <... futex resumed>) = 0 [pid 5933] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5932] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] <... socket resumed>) = 4 [pid 5933] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5933] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5932}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5933] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5932}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5933] close(4) = 0 [pid 5933] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = 0 [pid 5932] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] <... futex resumed>) = 1 [pid 5933] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5933] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5933] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] exit_group(0 [pid 5933] <... futex resumed>) = ? [pid 5932] <... exit_group resumed>) = ? [pid 5933] +++ exited with 0 +++ [pid 5932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5936 attached , child_tidptr=0x5555845896d0) = 5936 [pid 5936] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5936] setpgid(0, 0) = 0 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5936] write(3, "1000", 4) = 4 [pid 5936] close(3) = 0 [pid 5936] write(1, "executing program\n", 18) = 18 executing program [pid 5936] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5936] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5936] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5936] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5936] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5936] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5938 attached [pid 5938] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5936] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5938] <... rseq resumed>) = 0 [pid 5936] rt_sigprocmask(SIG_SETMASK, [] [pid 5938] set_robust_list(0x7fa5578d69a0, 24 [pid 5936] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5936] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5938] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5936] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... socket resumed>) = 3 [pid 5938] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5938] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 1 [pid 5938] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5936] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... socket resumed>) = 4 [pid 5938] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5938] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5936}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5938] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5936}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5938] close(4) = 0 [pid 5938] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5938] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5938] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... sendmsg resumed>) = 108 [pid 5938] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5938] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] <... futex resumed>) = 0 [pid 5936] exit_group(0 [pid 5938] <... futex resumed>) = ? [pid 5938] +++ exited with 0 +++ [pid 5936] <... exit_group resumed>) = ? [pid 5936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5942 attached , child_tidptr=0x5555845896d0) = 5942 [pid 5942] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5942] setpgid(0, 0) = 0 [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5942] write(3, "1000", 4) = 4 [pid 5942] close(3) = 0 [pid 5942] write(1, "executing program\n", 18) = 18 executing program [pid 5942] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5942] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5942] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5943 attached [pid 5943] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5942] <... clone3 resumed> => {parent_tid=[5943]}, 88) = 5943 [pid 5943] <... rseq resumed>) = 0 [pid 5942] rt_sigprocmask(SIG_SETMASK, [] [pid 5943] set_robust_list(0x7fa5578d69a0, 24 [pid 5942] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5942] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] rt_sigprocmask(SIG_SETMASK, [] [pid 5942] <... futex resumed>) = 0 [pid 5943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5943] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5942] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... socket resumed>) = 3 [pid 5943] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5942] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5942] <... futex resumed>) = 0 [pid 5942] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... socket resumed>) = 4 [pid 5943] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5943] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5942}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5943] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5942}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5943] close(4) = 0 [pid 5943] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5942] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5942] <... futex resumed>) = 0 [pid 5942] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... sendmsg resumed>) = 108 [pid 5943] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5943] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] exit_group(0 [pid 5943] <... futex resumed>) = ? [pid 5942] <... exit_group resumed>) = ? [pid 5943] +++ exited with 0 +++ [pid 5942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5947 attached [pid 5947] set_robust_list(0x5555845896e0, 24) = 0 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5947 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5947] <... prctl resumed>) = 0 [pid 5947] setpgid(0, 0) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3) = 0 executing program [pid 5947] write(1, "executing program\n", 18) = 18 [pid 5947] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5947] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5948 attached => {parent_tid=[5948]}, 88) = 5948 [pid 5948] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5947] rt_sigprocmask(SIG_SETMASK, [] [pid 5948] <... rseq resumed>) = 0 [pid 5947] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5948] set_robust_list(0x7fa5578d69a0, 24 [pid 5947] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... set_robust_list resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5948] rt_sigprocmask(SIG_SETMASK, [] [pid 5947] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5948] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5948] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5948] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] <... futex resumed>) = 0 [pid 5948] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5947] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... socket resumed>) = 4 [pid 5948] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5948] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5947}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5948] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5947}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5948] close(4) = 0 [pid 5948] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5948] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... futex resumed>) = 0 [pid 5948] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5948] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5948] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... futex resumed>) = 0 [pid 5947] exit_group(0) = ? [pid 5948] <... futex resumed>) = ? [pid 5948] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5952 attached [pid 5952] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5952 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5952] setpgid(0, 0) = 0 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5952] write(3, "1000", 4) = 4 [pid 5952] close(3) = 0 [pid 5952] write(1, "executing program\n", 18) = 18 executing program [pid 5952] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5952] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5953 attached => {parent_tid=[5953]}, 88) = 5953 [pid 5952] rt_sigprocmask(SIG_SETMASK, [] [pid 5953] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5952] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5953] <... rseq resumed>) = 0 [pid 5952] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] set_robust_list(0x7fa5578d69a0, 24 [pid 5952] <... futex resumed>) = 0 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5952] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5953] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5953] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5953] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5952] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5953] <... socket resumed>) = 4 [pid 5953] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5952] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... sendto resumed>) = 28 [pid 5953] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5952}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5953] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5952}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5953] close(4) = 0 [pid 5953] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5953] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] <... futex resumed>) = 0 [pid 5953] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5952] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... sendmsg resumed>) = 108 [pid 5953] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5953] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] exit_group(0 [pid 5953] <... futex resumed>) = ? [pid 5952] <... exit_group resumed>) = ? [pid 5953] +++ exited with 0 +++ [pid 5952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5957 attached , child_tidptr=0x5555845896d0) = 5957 [pid 5957] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5957] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5957] setpgid(0, 0) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3) = 0 executing program [pid 5957] write(1, "executing program\n", 18) = 18 [pid 5957] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5957] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5958 attached [pid 5958] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5957] <... clone3 resumed> => {parent_tid=[5958]}, 88) = 5958 [pid 5958] <... rseq resumed>) = 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [] [pid 5958] set_robust_list(0x7fa5578d69a0, 24 [pid 5957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5957] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... set_robust_list resumed>) = 0 [pid 5958] rt_sigprocmask(SIG_SETMASK, [] [pid 5957] <... futex resumed>) = 0 [pid 5958] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5958] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5957] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... socket resumed>) = 3 [pid 5958] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5958] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] <... futex resumed>) = 0 [pid 5958] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5957] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... socket resumed>) = 4 [pid 5958] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5958] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5957}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5958] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5957}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5958] close(4) = 0 [pid 5958] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = 1 [pid 5958] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5957] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... sendmsg resumed>) = 108 [pid 5958] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5958] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] exit_group(0 [pid 5958] <... futex resumed>) = ? [pid 5957] <... exit_group resumed>) = ? [pid 5958] +++ exited with 0 +++ [pid 5957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5959 attached , child_tidptr=0x5555845896d0) = 5959 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5959] set_robust_list(0x5555845896e0, 24) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5959] setpgid(0, 0) = 0 [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5959] write(3, "1000", 4) = 4 executing program [pid 5959] close(3) = 0 [pid 5959] write(1, "executing program\n", 18) = 18 [pid 5959] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5959] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5959] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5960 attached [ 82.919826][ T5958] nbd: device at index 64 is going down [pid 5960] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5959] <... clone3 resumed> => {parent_tid=[5960]}, 88) = 5960 [pid 5960] <... rseq resumed>) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [] [pid 5960] set_robust_list(0x7fa5578d69a0, 24 [pid 5959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5959] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] rt_sigprocmask(SIG_SETMASK, [] [pid 5959] <... futex resumed>) = 0 [pid 5960] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5960] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5959] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... socket resumed>) = 3 [pid 5960] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5960] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5959] <... futex resumed>) = 0 [pid 5960] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5959] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... socket resumed>) = 4 [pid 5960] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5960] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5959}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5960] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5959}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5960] close(4) = 0 [pid 5960] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5959] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5959] <... futex resumed>) = 0 [pid 5959] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... sendmsg resumed>) = 108 [pid 5960] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5960] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] exit_group(0) = ? [pid 5960] <... futex resumed>) = ? [pid 5960] +++ exited with 0 +++ [pid 5959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5964 attached , child_tidptr=0x5555845896d0) = 5964 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5964] set_robust_list(0x5555845896e0, 24) = 0 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5964] setpgid(0, 0) = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5964] write(3, "1000", 4) = 4 [pid 5964] close(3) = 0 executing program [pid 5964] write(1, "executing program\n", 18) = 18 [pid 5964] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5964] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5965 attached [pid 5965] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5964] <... clone3 resumed> => {parent_tid=[5965]}, 88) = 5965 [pid 5965] <... rseq resumed>) = 0 [pid 5964] rt_sigprocmask(SIG_SETMASK, [] [pid 5965] set_robust_list(0x7fa5578d69a0, 24 [pid 5964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5965] <... set_robust_list resumed>) = 0 [pid 5964] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] rt_sigprocmask(SIG_SETMASK, [] [pid 5964] <... futex resumed>) = 0 [pid 5965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5965] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5964] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] <... socket resumed>) = 3 [pid 5965] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5965] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5964] <... futex resumed>) = 0 [pid 5965] <... socket resumed>) = 4 [pid 5964] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5965] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5964}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5965] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5964}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5965] close(4) = 0 [pid 5965] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] <... sendmsg resumed>) = 108 [pid 5965] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5965] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] <... futex resumed>) = 0 [pid 5964] exit_group(0 [pid 5965] <... futex resumed>) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5965] +++ exited with 0 +++ [pid 5964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5968 attached , child_tidptr=0x5555845896d0) = 5968 [pid 5968] set_robust_list(0x5555845896e0, 24) = 0 [pid 5968] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5968] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5968] setpgid(0, 0) = 0 [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5968] write(3, "1000", 4) = 4 [pid 5968] close(3) = 0 executing program [pid 5968] write(1, "executing program\n", 18) = 18 [pid 5968] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5968] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5968] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5969 attached => {parent_tid=[5969]}, 88) = 5969 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5968] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5969] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5969] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5969] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5969] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] <... futex resumed>) = 0 [pid 5968] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = 0 [pid 5968] <... futex resumed>) = 1 [pid 5968] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5969] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5969] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5968}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5969] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5968}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5969] close(4) = 0 [pid 5969] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5969] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... futex resumed>) = 0 [pid 5968] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 5969] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5968] exit_group(0) = ? [pid 5969] +++ exited with 0 +++ [pid 5968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5974 attached , child_tidptr=0x5555845896d0) = 5974 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5974] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5974] setpgid(0, 0) = 0 [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5974] write(3, "1000", 4) = 4 [pid 5974] close(3) = 0 [pid 5974] write(1, "executing program\n", 18) = 18 [pid 5974] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5974] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5974] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5975 attached => {parent_tid=[5975]}, 88) = 5975 [pid 5975] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5974] rt_sigprocmask(SIG_SETMASK, [] [pid 5975] <... rseq resumed>) = 0 [pid 5975] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5975] rt_sigprocmask(SIG_SETMASK, [] [pid 5974] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5975] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5974] <... futex resumed>) = 0 [pid 5975] <... socket resumed>) = 3 [pid 5974] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5974] <... futex resumed>) = 0 [pid 5975] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5974] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5975] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5974] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... socket resumed>) = 4 [pid 5975] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5975] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5974}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5975] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5974}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5975] close(4) = 0 [pid 5975] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5974] <... futex resumed>) = 0 [pid 5974] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5974] <... futex resumed>) = 0 [pid 5974] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... sendmsg resumed>) = 108 [pid 5975] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5975] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5974] <... futex resumed>) = 0 [pid 5974] exit_group(0 [pid 5975] <... futex resumed>) = ? [pid 5975] +++ exited with 0 +++ [pid 5974] <... exit_group resumed>) = ? [pid 5974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5979 attached , child_tidptr=0x5555845896d0) = 5979 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5979] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5979] setpgid(0, 0) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5979] write(3, "1000", 4) = 4 [pid 5979] close(3) = 0 [pid 5979] write(1, "executing program\n", 18) = 18 executing program [pid 5979] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5979] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5982 attached => {parent_tid=[5982]}, 88) = 5982 [pid 5982] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5979] rt_sigprocmask(SIG_SETMASK, [] [pid 5982] <... rseq resumed>) = 0 [pid 5982] set_robust_list(0x7fa5578d69a0, 24 [pid 5979] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5979] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] rt_sigprocmask(SIG_SETMASK, [] [pid 5979] <... futex resumed>) = 0 [pid 5982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5982] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5979] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... socket resumed>) = 3 [pid 5982] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5979] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5979] <... futex resumed>) = 0 [pid 5979] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... socket resumed>) = 4 [pid 5982] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5982] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5979}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5982] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5979}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5982] close(4) = 0 [pid 5982] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5982] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5979] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5979] <... futex resumed>) = 0 [pid 5979] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... sendmsg resumed>) = 108 [pid 5982] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5982] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5979] <... futex resumed>) = 0 [pid 5979] exit_group(0) = ? [pid 5982] <... futex resumed>) = ? [pid 5982] +++ exited with 0 +++ [pid 5979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5986 attached [pid 5986] set_robust_list(0x5555845896e0, 24) = 0 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5986 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5986] <... prctl resumed>) = 0 [pid 5986] setpgid(0, 0) = 0 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5986] write(3, "1000", 4) = 4 [pid 5986] close(3) = 0 executing program [pid 5986] write(1, "executing program\n", 18) = 18 [pid 5986] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5986] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5986] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5986] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5986] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5987 attached [pid 5987] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5987] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5986] <... clone3 resumed> => {parent_tid=[5987]}, 88) = 5987 [pid 5987] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5986] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5987] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5986] <... futex resumed>) = 1 [pid 5987] <... socket resumed>) = 3 [pid 5986] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5986] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5986] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... socket resumed>) = 4 [pid 5987] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5987] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5986}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5987] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5986}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5987] close(4) = 0 [pid 5987] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5986] <... futex resumed>) = 0 [pid 5986] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5986] <... futex resumed>) = 0 [pid 5986] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... sendmsg resumed>) = 108 [pid 5987] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] <... futex resumed>) = 0 [pid 5986] exit_group(0) = ? [pid 5987] <... futex resumed>) = ? [pid 5987] +++ exited with 0 +++ [pid 5986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5991 attached [pid 5991] set_robust_list(0x5555845896e0, 24) = 0 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 5991 [pid 5991] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5991] setpgid(0, 0) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5991] write(3, "1000", 4) = 4 [pid 5991] close(3) = 0 executing program [pid 5991] write(1, "executing program\n", 18) = 18 [pid 5991] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5991] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5992 attached => {parent_tid=[5992]}, 88) = 5992 [pid 5991] rt_sigprocmask(SIG_SETMASK, [] [pid 5992] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 5991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5992] <... rseq resumed>) = 0 [pid 5991] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] set_robust_list(0x7fa5578d69a0, 24 [pid 5991] <... futex resumed>) = 0 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5991] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5992] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5992] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5991] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5991] <... futex resumed>) = 0 [pid 5991] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... socket resumed>) = 4 [pid 5992] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5992] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5991}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5992] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5991}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5992] close(4) = 0 [pid 5992] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5991] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5991] <... futex resumed>) = 0 [pid 5991] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... sendmsg resumed>) = 108 [pid 5992] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5992] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] <... futex resumed>) = 0 [pid 5991] exit_group(0) = ? [pid 5992] <... futex resumed>) = ? [pid 5992] +++ exited with 0 +++ [pid 5991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5995 attached , child_tidptr=0x5555845896d0) = 5995 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5995] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5995] setpgid(0, 0) = 0 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5995] write(3, "1000", 4) = 4 [pid 5995] close(3) = 0 [pid 5995] write(1, "executing program\n", 18) = 18 executing program [pid 5995] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5995] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 5995] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 5995] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5995] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5996 attached [pid 5996] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 5995] <... clone3 resumed> => {parent_tid=[5996]}, 88) = 5996 [pid 5996] set_robust_list(0x7fa5578d69a0, 24 [pid 5995] rt_sigprocmask(SIG_SETMASK, [] [pid 5996] <... set_robust_list resumed>) = 0 [pid 5996] rt_sigprocmask(SIG_SETMASK, [] [pid 5995] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5996] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5995] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5995] <... futex resumed>) = 0 [pid 5996] <... socket resumed>) = 3 [pid 5995] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5996] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5995] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... futex resumed>) = 0 [pid 5995] <... futex resumed>) = 1 [pid 5996] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5995] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... socket resumed>) = 4 [pid 5996] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 5996] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5995}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 5996] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5995}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5996] close(4) = 0 [pid 5996] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5995] <... futex resumed>) = 0 [pid 5996] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5995] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5995] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... sendmsg resumed>) = 108 [pid 5996] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5995] <... futex resumed>) = 0 [pid 5996] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5995] exit_group(0 [pid 5996] <... futex resumed>) = ? [pid 5995] <... exit_group resumed>) = ? [pid 5996] +++ exited with 0 +++ [pid 5995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5995, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6000 attached , child_tidptr=0x5555845896d0) = 6000 [pid 6000] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6000] <... set_robust_list resumed>) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6000] setpgid(0, 0) = 0 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6000] write(3, "1000", 4) = 4 [pid 6000] close(3) = 0 executing program [pid 6000] write(1, "executing program\n", 18) = 18 [pid 6000] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6000] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6002 attached [pid 6002] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6000] <... clone3 resumed> => {parent_tid=[6002]}, 88) = 6002 [pid 6002] <... rseq resumed>) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [] [pid 6002] set_robust_list(0x7fa5578d69a0, 24 [pid 6000] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6002] <... set_robust_list resumed>) = 0 [pid 6000] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] rt_sigprocmask(SIG_SETMASK, [] [pid 6000] <... futex resumed>) = 0 [pid 6002] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6000] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 6002] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6002] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] <... futex resumed>) = 0 [pid 6002] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6000] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... socket resumed>) = 4 [pid 6002] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6002] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6000}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6002] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6000}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6002] close(4) = 0 [pid 6002] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 6000] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6002] <... futex resumed>) = 1 [pid 6000] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 6002] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6002] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] <... futex resumed>) = 0 [pid 6000] exit_group(0) = ? [pid 6002] <... futex resumed>) = ? [pid 6002] +++ exited with 0 +++ [pid 6000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6005 attached [pid 6005] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 6005 [pid 6005] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6005] setpgid(0, 0) = 0 executing program [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6005] write(3, "1000", 4) = 4 [pid 6005] close(3) = 0 [pid 6005] write(1, "executing program\n", 18) = 18 [pid 6005] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6005] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6005] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6007 attached [pid 6007] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 6007] set_robust_list(0x7fa5578d69a0, 24 [pid 6005] <... clone3 resumed> => {parent_tid=[6007]}, 88) = 6007 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6005] rt_sigprocmask(SIG_SETMASK, [] [pid 6007] rt_sigprocmask(SIG_SETMASK, [] [pid 6005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6007] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6005] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... socket resumed>) = 3 [pid 6005] <... futex resumed>) = 0 [pid 6005] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6007] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6005] <... futex resumed>) = 0 [pid 6007] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6005] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] <... socket resumed>) = 4 [pid 6007] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6007] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6005}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6007] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6005}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6007] close(4) = 0 [pid 6007] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6005] <... futex resumed>) = 0 [pid 6007] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6005] <... futex resumed>) = 0 [pid 6007] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6005] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] <... sendmsg resumed>) = 108 [pid 6007] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6007] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] <... futex resumed>) = 0 [pid 6005] exit_group(0) = ? [pid 6007] <... futex resumed>) = ? [pid 6007] +++ exited with 0 +++ [pid 6005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 84.285466][ T6007] __nla_validate_parse: 32 callbacks suppressed [ 84.285484][ T6007] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6012 attached [pid 6012] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 6012 [pid 6012] <... set_robust_list resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6012] <... prctl resumed>) = 0 [pid 6012] setpgid(0, 0) = 0 [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6012] write(3, "1000", 4) = 4 [pid 6012] close(3) = 0 executing program [pid 6012] write(1, "executing program\n", 18) = 18 [pid 6012] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6012] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6012] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[6014]}, 88) = 6014 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6014 attached [pid 6012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6012] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 6014] set_robust_list(0x7fa5578d69a0, 24 [pid 6012] <... futex resumed>) = 0 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [] [pid 6012] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6014] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 6014] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6012] <... futex resumed>) = 0 [pid 6014] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6012] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6014] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6012] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... socket resumed>) = 4 [pid 6014] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6014] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6012}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6014] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6012}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6014] close(4) = 0 [pid 6014] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6012] <... futex resumed>) = 0 [pid 6014] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6012] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6012] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... sendmsg resumed>) = 108 [pid 6014] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] <... futex resumed>) = 0 [pid 6012] exit_group(0 [pid 6014] <... futex resumed>) = ? [pid 6012] <... exit_group resumed>) = ? [pid 6014] +++ exited with 0 +++ [pid 6012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6015 attached , child_tidptr=0x5555845896d0) = 6015 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6015] set_robust_list(0x5555845896e0, 24) = 0 [pid 6015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6015] setpgid(0, 0) = 0 [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6015] write(3, "1000", 4) = 4 [pid 6015] close(3) = 0 executing program [pid 6015] write(1, "executing program\n", 18) = 18 [pid 6015] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6015] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6015] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6016 attached [pid 6016] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6015] <... clone3 resumed> => {parent_tid=[6016]}, 88) = 6016 [pid 6016] <... rseq resumed>) = 0 [pid 6015] rt_sigprocmask(SIG_SETMASK, [] [pid 6016] set_robust_list(0x7fa5578d69a0, 24 [pid 6015] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6015] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] rt_sigprocmask(SIG_SETMASK, [] [pid 6015] <... futex resumed>) = 0 [pid 6016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6016] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6015] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... socket resumed>) = 3 [pid 6016] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = 1 [pid 6015] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6015] <... futex resumed>) = 0 [pid 6015] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... socket resumed>) = 4 [pid 6016] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6016] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6015}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6016] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6015}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6016] close(4) = 0 [ 84.420699][ T6014] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 84.420723][ T6014] nbd: device at index 64 is going down [ 84.442420][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 6016] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6016] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6015] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6015] <... futex resumed>) = 0 [pid 6015] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... sendmsg resumed>) = 108 [pid 6016] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6015] <... futex resumed>) = 0 [pid 6016] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6015] exit_group(0 [pid 6016] <... futex resumed>) = ? [pid 6016] +++ exited with 0 +++ [pid 6015] <... exit_group resumed>) = ? [pid 6015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555845896d0) = 6019 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6019 attached [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6019] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6019] <... set_robust_list resumed>) = 0 [ 84.515199][ T6016] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 6019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6019] setpgid(0, 0) = 0 [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6019] write(3, "1000", 4) = 4 [pid 6019] close(3) = 0 executing program [pid 6019] write(1, "executing program\n", 18) = 18 [pid 6019] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6019] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6019] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6019] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6019] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6022 attached => {parent_tid=[6022]}, 88) = 6022 [pid 6019] rt_sigprocmask(SIG_SETMASK, [] [pid 6022] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 6022] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 6022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6022] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6019] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = 0 [pid 6019] <... futex resumed>) = 1 [pid 6022] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 6019] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6022] <... futex resumed>) = 0 [pid 6022] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6019] <... futex resumed>) = 0 [pid 6022] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6019] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] <... socket resumed>) = 4 [pid 6022] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6022] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6019}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6022] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6019}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6022] close(4) = 0 [pid 6022] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6019] <... futex resumed>) = 0 [pid 6022] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6019] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... sendmsg resumed>) = 108 [pid 6019] <... futex resumed>) = 0 [pid 6022] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] <... futex resumed>) = 0 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6022] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] exit_group(0 [pid 6022] <... futex resumed>) = ? [pid 6019] <... exit_group resumed>) = ? [pid 6022] +++ exited with 0 +++ [pid 6019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6023 attached , child_tidptr=0x5555845896d0) = 6023 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6023] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6023] <... set_robust_list resumed>) = 0 [pid 6023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6023] setpgid(0, 0) = 0 [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6023] write(3, "1000", 4) = 4 executing program [pid 6023] close(3) = 0 [pid 6023] write(1, "executing program\n", 18) = 18 [pid 6023] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6023] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6023] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6024 attached => {parent_tid=[6024]}, 88) = 6024 [pid 6024] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6023] rt_sigprocmask(SIG_SETMASK, [] [pid 6024] <... rseq resumed>) = 0 [pid 6024] set_robust_list(0x7fa5578d69a0, 24 [pid 6023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6023] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] rt_sigprocmask(SIG_SETMASK, [] [pid 6023] <... futex resumed>) = 0 [pid 6024] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6024] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6023] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6024] <... socket resumed>) = 3 [pid 6024] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6024] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6023] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6023] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6024] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 6024] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6024] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6023}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6024] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6023}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6024] close(4) = 0 [pid 6024] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6023] <... futex resumed>) = 0 [ 84.631902][ T6022] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 84.632152][ T6022] nbd: device at index 64 is going down [pid 6023] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6024] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6023] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6024] <... sendmsg resumed>) = 108 [pid 6024] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6023] <... futex resumed>) = 0 [pid 6023] exit_group(0 [pid 6024] <... futex resumed>) = ? [pid 6023] <... exit_group resumed>) = ? [pid 6024] +++ exited with 0 +++ [pid 6023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6023, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6029 attached [pid 6029] set_robust_list(0x5555845896e0, 24) = 0 [ 84.703855][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 84.716762][ T6024] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 6029] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 6029 [pid 6029] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6029] <... prctl resumed>) = 0 [pid 6029] setpgid(0, 0) = 0 [pid 6029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6029] write(3, "1000", 4) = 4 [pid 6029] close(3) = 0 executing program [pid 6029] write(1, "executing program\n", 18) = 18 [pid 6029] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6029] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6029] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6029] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6030 attached [pid 6030] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6029] <... clone3 resumed> => {parent_tid=[6030]}, 88) = 6030 [pid 6030] <... rseq resumed>) = 0 [pid 6030] set_robust_list(0x7fa5578d69a0, 24 [pid 6029] rt_sigprocmask(SIG_SETMASK, [] [pid 6030] <... set_robust_list resumed>) = 0 [pid 6029] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6030] rt_sigprocmask(SIG_SETMASK, [] [pid 6029] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6029] <... futex resumed>) = 0 [pid 6030] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6029] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... socket resumed>) = 3 [ 84.795270][ T5634] udevd[5634]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 84.798817][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [pid 6030] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6029] <... futex resumed>) = 0 [pid 6030] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6029] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6029] <... futex resumed>) = 0 [pid 6030] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6029] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... socket resumed>) = 4 [pid 6030] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6030] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6029}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6030] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6029}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6030] close(4) = 0 [pid 6030] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6029] <... futex resumed>) = 0 [pid 6030] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6029] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6029] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 108 [pid 6030] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6030] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6029] <... futex resumed>) = 0 [pid 6029] exit_group(0 [pid 6030] <... futex resumed>) = ? [pid 6029] <... exit_group resumed>) = ? [pid 6030] +++ exited with 0 +++ [pid 6029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6033 attached , child_tidptr=0x5555845896d0) = 6033 [pid 6033] set_robust_list(0x5555845896e0, 24 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6033] <... set_robust_list resumed>) = 0 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6033] setpgid(0, 0) = 0 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 84.883040][ T6030] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 6033] write(3, "1000", 4) = 4 [pid 6033] close(3) = 0 [pid 6033] write(1, "executing program\n", 18) = 18 [pid 6033] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 6033] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6033] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6035 attached [pid 6035] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6033] <... clone3 resumed> => {parent_tid=[6035]}, 88) = 6035 [pid 6035] <... rseq resumed>) = 0 [pid 6033] rt_sigprocmask(SIG_SETMASK, [] [pid 6035] set_robust_list(0x7fa5578d69a0, 24 [pid 6033] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6035] <... set_robust_list resumed>) = 0 [pid 6035] rt_sigprocmask(SIG_SETMASK, [] [pid 6033] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6035] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6033] <... futex resumed>) = 0 [pid 6035] <... socket resumed>) = 3 [pid 6033] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6035] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = 0 [pid 6033] <... futex resumed>) = 1 [pid 6035] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6033] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... socket resumed>) = 4 [pid 6035] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6035] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6033}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6035] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6033}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6035] close(4) = 0 [pid 6035] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] <... futex resumed>) = 0 [pid 6033] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6035] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6033] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... sendmsg resumed>) = 108 [pid 6035] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6035] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] exit_group(0) = ? [pid 6035] <... futex resumed>) = ? [pid 6035] +++ exited with 0 +++ [pid 6033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 84.975874][ T5633] udevd[5633]: inotify_add_watch(7, /dev/nbd64, 10) failed: No such file or directory [ 84.988799][ T6035] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [ 84.988822][ T6035] nbd: device at index 64 is going down [ 84.993425][ T41] ------------[ cut here ]------------ [ 84.993435][ T41] timer_delete_sync(&sdp->delay_work) && rcu_segcblist_n_cbs(&sdp->srcu_cblist) restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6036 attached , child_tidptr=0x5555845896d0) = 6036 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6036] set_robust_list(0x5555845896e0, 24 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6036] <... set_robust_list resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 84.993449][ T41] WARNING: kernel/rcu/srcutree.c:707 at cleanup_srcu_struct+0x3d6/0x8b0, CPU#1: kworker/u8:2/41 [ 85.034473][ T41] Modules linked in: [ 85.038607][ T41] CPU: 1 UID: 0 PID: 41 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) [ 85.048153][ T41] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 85.058540][ T41] Workqueue: nbd-del nbd_dev_remove_work [ 85.064182][ T41] RIP: 0010:cleanup_srcu_struct+0x3d6/0x8b0 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6036] setpgid(0, 0) = 0 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6036] write(3, "1000", 4) = 4 executing program [pid 6036] close(3) = 0 [pid 6036] write(1, "executing program\n", 18) = 18 [pid 6036] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6036] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[6037]}, 88) = 6037 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6036] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6037 attached [ 85.070389][ T41] Code: 07 8c 00 48 83 7d 00 00 4c 8b 74 24 10 0f 85 dd 03 00 00 41 ff c5 41 83 e5 0f 41 83 fd 07 0f 86 e2 fe ff ff e9 ab 00 00 00 90 <0f> 0b 90 4c 8d b5 00 02 00 00 4c 89 f3 48 c1 eb 03 48 b8 00 00 00 [ 85.090386][ T41] RSP: 0018:ffffc90000b179d0 EFLAGS: 00010202 [ 85.096766][ T41] RAX: 1ffffd1ffff85635 RBX: 0000607edaf640c0 RCX: dffffc0000000000 [ 85.105280][ T41] RDX: 0000000000000001 RSI: ffffffff8e41699f RDI: 00000000ffffffff [ 85.113658][ T41] RBP: ffffe8ffffc2b0c0 R08: ffffffff907a657f R09: 1ffffffff20f4caf [pid 6037] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 6037] set_robust_list(0x7fa5578d69a0, 24) = 0 [pid 6037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6037] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 6037] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... futex resumed>) = 0 [pid 6037] <... futex resumed>) = 1 [pid 6036] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6036] <... futex resumed>) = 0 [pid 6036] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] <... socket resumed>) = 4 [pid 6037] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6037] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6036}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6037] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6036}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6037] close(4) = 0 [pid 6037] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6037] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] <... futex resumed>) = 0 [pid 6036] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6036] <... futex resumed>) = 0 [pid 6037] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6036] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] <... sendmsg resumed>) = 108 [pid 6037] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6036] <... futex resumed>) = 0 [ 85.121674][ T41] R10: dffffc0000000000 R11: fffffbfff20f4cb0 R12: ffff888076cce000 [ 85.129726][ T41] R13: 0000000000000000 R14: ffffe8ffffc2b1a8 R15: 1ffffffff1cdd5de [ 85.137770][ T41] FS: 0000000000000000(0000) GS:ffff888124dc7000(0000) knlGS:0000000000000000 [ 85.147348][ T41] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.153933][ T41] CR2: 00007fa55797993c CR3: 000000000eb48000 CR4: 00000000003526f0 [ 85.161944][ T41] Call Trace: [ 85.165245][ T41] [ 85.167711][ T6037] netlink: 20 bytes leftover after parsing attributes in process `syz-executor296'. [pid 6036] exit_group(0 [pid 6037] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6036] <... exit_group resumed>) = ? [pid 6037] +++ exited with 0 +++ [pid 6036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6038 attached [ 85.167733][ T6037] nbd: device at index 64 is going down [ 85.183118][ T41] blk_mq_free_tag_set+0x617/0x790 [ 85.188312][ T41] ? process_scheduled_works+0x97a/0x1630 [ 85.194055][ T41] nbd_dev_remove_work+0x4f/0xe0 [ 85.199020][ T41] process_scheduled_works+0xc3d/0x1630 [ 85.204587][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 85.210603][ T41] ? assign_work+0x3cf/0x5d0 [ 85.215209][ T41] worker_thread+0xa47/0xfb0 [ 85.219843][ T41] kthread+0x38b/0x480 [pid 6038] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 6038 [pid 6038] <... set_robust_list resumed>) = 0 [pid 6038] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6038] setpgid(0, 0) = 0 [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6038] write(3, "1000", 4) = 4 [pid 6038] close(3) = 0 executing program [pid 6038] write(1, "executing program\n", 18) = 18 [pid 6038] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6038] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6038] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6039 attached [pid 6039] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6038] <... clone3 resumed> => {parent_tid=[6039]}, 88) = 6039 [pid 6039] <... rseq resumed>) = 0 [pid 6038] rt_sigprocmask(SIG_SETMASK, [] [pid 6039] set_robust_list(0x7fa5578d69a0, 24 [pid 6038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6038] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] rt_sigprocmask(SIG_SETMASK, [] [pid 6038] <... futex resumed>) = 0 [pid 6039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6038] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 6039] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6038] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6038] <... futex resumed>) = 0 [pid 6038] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... socket resumed>) = 4 [pid 6039] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [ 85.223921][ T41] ? __pfx_worker_thread+0x10/0x10 [ 85.229083][ T41] ? __pfx_kthread+0x10/0x10 [ 85.233684][ T41] ret_from_fork+0x514/0xb70 [ 85.238333][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 85.243462][ T41] ? __switch_to+0xc89/0x1420 [ 85.248216][ T41] ? __pfx_kthread+0x10/0x10 [ 85.252812][ T41] ret_from_fork_asm+0x1a/0x30 [ 85.257636][ T41] [ 85.260662][ T41] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.267960][ T41] CPU: 1 UID: 0 PID: 41 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) [pid 6039] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6038}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6039] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6038}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6039] close(4) = 0 [pid 6039] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6038] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6038] <... futex resumed>) = 0 [pid 6039] <... sendmsg resumed>) = 108 [pid 6038] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] <... futex resumed>) = 0 [pid 6038] exit_group(0) = ? [pid 6039] +++ exited with 0 +++ [pid 6038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6040 attached [pid 6040] set_robust_list(0x5555845896e0, 24) = 0 [pid 6040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 6040 [pid 6040] <... prctl resumed>) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6040] setpgid(0, 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6040] <... setpgid resumed>) = 0 [ 85.277220][ T41] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 85.287260][ T41] Workqueue: nbd-del nbd_dev_remove_work [ 85.292910][ T41] Call Trace: [ 85.296193][ T41] [ 85.299128][ T41] vpanic+0x56d/0xa60 [ 85.303121][ T41] ? __pfx__printk+0x10/0x10 [ 85.307691][ T41] ? __pfx_vpanic+0x10/0x10 [ 85.312179][ T41] ? is_bpf_text_address+0x292/0x2b0 [ 85.317466][ T41] ? is_bpf_text_address+0x26/0x2b0 [ 85.322659][ T41] panic+0xc5/0xd0 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6040] write(3, "1000", 4) = 4 [pid 6040] close(3) = 0 [pid 6040] write(1, "executing program\n", 18) = 18 executing program [pid 6040] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6040] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6040] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6040] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6041 attached => {parent_tid=[6041]}, 88) = 6041 [pid 6041] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053 [pid 6040] rt_sigprocmask(SIG_SETMASK, [] [pid 6041] <... rseq resumed>) = 0 [pid 6040] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6040] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] set_robust_list(0x7fa5578d69a0, 24 [pid 6040] <... futex resumed>) = 0 [pid 6041] <... set_robust_list resumed>) = 0 [pid 6040] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6041] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 6041] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6040] <... futex resumed>) = 0 [pid 6041] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... futex resumed>) = 0 [pid 6041] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 6040] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6041] <... socket resumed>) = 4 [pid 6041] sendto(4, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6041] recvfrom(4, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6040}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6041] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6040}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6041] close(4) = 0 [pid 6041] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6040] <... futex resumed>) = 0 [pid 6041] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... futex resumed>) = 0 [pid 6041] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[[{nlmsg_len=104, nlmsg_type=0x2b /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST, nlmsg_seq=0, nlmsg_pid=0}, "\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], "\x00\x00\x00\x00"], iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 6040] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6041] <... sendmsg resumed>) = 108 [pid 6041] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6041] <... futex resumed>) = 0 [pid 6040] exit_group(0 [ 85.326398][ T41] ? __pfx_panic+0x10/0x10 [ 85.330833][ T41] ? ret_from_fork_asm+0x1a/0x30 [ 85.335763][ T41] __warn+0x315/0x4c0 [ 85.339731][ T41] ? cleanup_srcu_struct+0x3d6/0x8b0 [ 85.345021][ T41] ? cleanup_srcu_struct+0x3d6/0x8b0 [ 85.350288][ T41] __report_bug+0x276/0x570 [ 85.354799][ T41] ? cleanup_srcu_struct+0x3d6/0x8b0 [ 85.360105][ T41] ? __pfx___report_bug+0x10/0x10 [ 85.365144][ T41] ? do_raw_spin_lock+0x12b/0x2f0 [ 85.370189][ T41] ? __pfx_do_raw_spin_lock+0x10/0x10 [pid 6041] futex(0x7fa5579aeb48, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6040] <... exit_group resumed>) = ? [pid 6041] +++ exited with 0 +++ [pid 6040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6042 attached [pid 6042] set_robust_list(0x5555845896e0, 24 [pid 5629] <... clone resumed>, child_tidptr=0x5555845896d0) = 6042 [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 6042] <... set_robust_list resumed>) = 0 [pid 6042] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6042] setpgid(0, 0) = 0 [ 85.375579][ T41] ? cleanup_srcu_struct+0x3d6/0x8b0 [ 85.380869][ T41] report_bug+0x16b/0x220 [ 85.385210][ T41] ? cleanup_srcu_struct+0x3d6/0x8b0 [ 85.390494][ T41] ? cleanup_srcu_struct+0x3d8/0x8b0 [ 85.395776][ T41] handle_bug+0x9c/0x200 [ 85.400025][ T41] exc_invalid_op+0x1a/0x50 [ 85.404519][ T41] asm_exc_invalid_op+0x1a/0x20 [ 85.409367][ T41] RIP: 0010:cleanup_srcu_struct+0x3d6/0x8b0 [pid 6042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6042] write(3, "1000", 4) = 4 [pid 6042] close(3) = 0 executing program [pid 6042] write(1, "executing program\n", 18) = 18 [pid 6042] futex(0x7fa5579aeb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6042] rt_sigaction(SIGRT_1, {sa_handler=0x7fa557911d10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa557903fe0}, NULL, 8) = 0 [pid 6042] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6042] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa5578b6000 [pid 6042] mprotect(0x7fa5578b7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6042] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6042] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578d6990, parent_tid=0x7fa5578d6990, exit_signal=0, stack=0x7fa5578b6000, stack_size=0x202c0, tls=0x7fa5578d66c0} => {parent_tid=[6043]}, 88) = 6043 [pid 6042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6042] futex(0x7fa5579aeb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 85.415269][ T41] Code: 07 8c 00 48 83 7d 00 00 4c 8b 74 24 10 0f 85 dd 03 00 00 41 ff c5 41 83 e5 0f 41 83 fd 07 0f 86 e2 fe ff ff e9 ab 00 00 00 90 <0f> 0b 90 4c 8d b5 00 02 00 00 4c 89 f3 48 c1 eb 03 48 b8 00 00 00 [ 85.434869][ T41] RSP: 0018:ffffc90000b179d0 EFLAGS: 00010202 [ 85.440944][ T41] RAX: 1ffffd1ffff85635 RBX: 0000607edaf640c0 RCX: dffffc0000000000 [ 85.449084][ T41] RDX: 0000000000000001 RSI: ffffffff8e41699f RDI: 00000000ffffffff [ 85.457044][ T41] RBP: ffffe8ffffc2b0c0 R08: ffffffff907a657f R09: 1ffffffff20f4caf [ 85.465008][ T41] R10: dffffc0000000000 R11: fffffbfff20f4cb0 R12: ffff888076cce000 [pid 6042] futex(0x7fa5579aeb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6042] futex(0x7fa5579aeb5c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6042] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa557895000 [pid 6042] mprotect(0x7fa557896000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6042] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6042] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa5578b5990, parent_tid=0x7fa5578b5990, exit_signal=0, stack=0x7fa557895000, stack_size=0x202c0, tls=0x7fa5578b56c0}ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 6044 attached [pid 6044] rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 [pid 6042] <... clone3 resumed> => {parent_tid=[6044]}, 88) = 6044 [pid 6042] rt_sigprocmask(SIG_SETMASK, [] [pid 6044] set_robust_list(0x7fa5578b59a0, 24 [pid 6042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6044] <... set_robust_list resumed>) = 0 [pid 6042] futex(0x7fa5579aeb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] rt_sigprocmask(SIG_SETMASK, [] [pid 6042] <... futex resumed>) = 0 [pid 6044] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6042] futex(0x7fa5579aeb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [ 85.472975][ T41] R13: 0000000000000000 R14: ffffe8ffffc2b1a8 R15: 1ffffffff1cdd5de [ 85.480959][ T41] blk_mq_free_tag_set+0x617/0x790 [ 85.486074][ T41] ? process_scheduled_works+0x97a/0x1630 [ 85.491795][ T41] nbd_dev_remove_work+0x4f/0xe0 [ 85.496729][ T41] process_scheduled_works+0xc3d/0x1630 [ 85.502300][ T41] ? __pfx_process_scheduled_works+0x10/0x10 [ 85.508293][ T41] ? assign_work+0x3cf/0x5d0 [ 85.512892][ T41] worker_thread+0xa47/0xfb0 [ 85.517523][ T41] kthread+0x38b/0x480 [ 85.521599][ T41] ? __pfx_worker_thread+0x10/0x10 [pid 6044] sendto(3, [{nlmsg_len=28, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x08\x00\x02\x00\x6e\x62\x64\x00"], 28, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 28 [pid 6044] recvfrom(3, [{nlmsg_len=180, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=6042}, {cmd=CTRL_CMD_NEWFAMILY, version=2}, [[{nla_len=8, nla_type=CTRL_ATTR_FAMILY_NAME}, "\x6e\x62\x64\x00"...], [{nla_len=6, nla_type=CTRL_ATTR_FAMILY_ID}, 0x2b], [{nla_len=8, nla_type=CTRL_ATTR_VERSION}, 1], [{nla_len=8, nla_type=CTRL_ATTR_HDRSIZE}, 0], [{nla_len=8, nla_type=CTRL_ATTR_MAXATTR}, 10], [{nla_len=84, nla_type=CTRL_ATTR_OPS}, [[{nla_len=20, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_NEWFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x2}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x3}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_GETFAMILY], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]], [{nla_len=20, nla_type=0x4}, [[{nla_len=8, nla_type=CTRL_ATTR_OP_ID}, CTRL_CMD_DELOPS], [{nla_len=8, nla_type=CTRL_ATTR_OP_FLAGS}, GENL_CMD_CAP_DO|GENL_CMD_CAP_HASPOL]]]]], [{nla_len=36, nla_type=CTRL_ATTR_MCAST_GROUPS}, [{nla_len=32, nla_type=0x1}, [[{nla_len=8, nla_type=CTRL_ATTR_MCAST_GRP_ID}, 0x20], [{nla_len=17, nla_type=CTRL_ATTR_MCAST_GRP_NAME}, "\x6e\x62\x64\x5f\x6d\x63\x5f\x67\x72\x6f\x75\x70\x00"...]]]]]], 4096, 0, NULL, NULL) = 180 [pid 6044] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=6042}, {error=0, msg={nlmsg_len=28, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 6044] close(3) = 0 [pid 6044] futex(0x7fa5579aeb5c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6042] <... futex resumed>) = 0 [pid 6044] futex(0x7fa5579aeb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6042] futex(0x7fa5579aeb58, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6042] futex(0x7fa5579aeb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] sendmsg(-1, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x68\x00\x00\x00\x2b\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x08\x00\x01\x00\x40\x00\x00\x00\x0c\x00\x02\x00\x70\x0f\x00\x00\x00\x00\x00\x00\x0c\x00\x06\x00\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x0a\x00\x27\x2d\x5d\x29\x21\x2b\x00\x00\x14\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=108}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EBADF (Bad file descriptor) [pid 6044] futex(0x7fa5579aeb5c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6042] <... futex resumed>) = 0 [ 85.526708][ T41] ? __pfx_kthread+0x10/0x10 [ 85.531292][ T41] ret_from_fork+0x514/0xb70 [ 85.535874][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 85.540987][ T41] ? __switch_to+0xc89/0x1420 [ 85.545678][ T41] ? __pfx_kthread+0x10/0x10 [ 85.550263][ T41] ret_from_fork_asm+0x1a/0x30 [ 85.555040][ T41] [ 85.558291][ T41] Kernel Offset: disabled [ 85.562606][ T41] Rebooting in 86400 seconds..