ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3578735218 <...> Warning: Permanently added '10.128.1.182' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3578735218", ["ci2-upstream-fs/syz-executor3578735218"], 0x7ffccd404520 /* 10 vars */) = 0 brk(NULL) = 0x55558d691000 brk(0x55558d691e40) = 0x55558d691e40 arch_prctl(ARCH_SET_FS, 0x55558d6914c0) = 0 set_tid_address(0x55558d691790) = 5637 set_robust_list(0x55558d6917a0, 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/ci2-upstream-fs/syz-executor3578735218", 4096) = 44 getrandom("\x4b\x0d\xae\xed\x73\xa0\x2f\x5f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558d691e40 brk(0x55558d6b2e40) = 0x55558d6b2e40 brk(0x55558d6b3000) = 0x55558d6b3000 mprotect(0x7f8428f89000, 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_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f8428ec79f0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f8428ec79f0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5638 attached [pid 5638] set_robust_list(0x55558d6917a0, 24 [pid 5637] <... clone resumed>, child_tidptr=0x55558d691790) = 5638 [pid 5638] <... set_robust_list resumed>) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5637] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] getrandom(ci2-upstream-fs/strace-static-x86_64: Process 5639 attached "\xf9\x59\xa0\x5f\xac\x28\x93\xc4", 8, GRND_NONBLOCK) = 8 [pid 5637] <... clone resumed>, child_tidptr=0x55558d691790) = 5639 [pid 5639] set_robust_list(0x55558d6917a0, 24 [pid 5637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5639] <... set_robust_list resumed>) = 0 [pid 5638] mkdir("./syzkaller.n07Z4y", 0700 [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5637] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] getrandom("\x3e\xdf\x02\x68\xb7\xf0\x7c\x9d", 8, GRND_NONBLOCK) = 8 [pid 5638] <... mkdir resumed>) = 0 [pid 5639] mkdir("./syzkaller.AAMsp7", 0700) = 0 [pid 5638] chmod("./syzkaller.n07Z4y", 0777 [pid 5639] chmod("./syzkaller.AAMsp7", 0777 [pid 5638] <... chmod resumed>) = 0 [pid 5639] <... chmod resumed>) = 0 [pid 5638] chdir("./syzkaller.n07Z4y" [pid 5639] chdir("./syzkaller.AAMsp7"ci2-upstream-fs/strace-static-x86_64: Process 5640 attached [pid 5637] <... clone resumed>, child_tidptr=0x55558d691790) = 5640 [pid 5639] <... chdir resumed>) = 0 [pid 5638] <... chdir resumed>) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] mkdir("./0", 0777 [pid 5638] mkdir("./0", 0777 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] set_robust_list(0x55558d6917a0, 24 [pid 5638] <... mkdir resumed>) = 0 [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] <... set_robust_list resumed>) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5637] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5637] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5641 attached [pid 5640] getrandom("\x7d\x3e\x85\xdc\xf4\x6f\xd4\xcb", 8, GRND_NONBLOCK) = 8 [pid 5637] <... clone resumed>, child_tidptr=0x55558d691790) = 5641 [pid 5641] set_robust_list(0x55558d6917a0, 24 [pid 5640] mkdir("./syzkaller.bSbaj0", 0700 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5643 attached ci2-upstream-fs/strace-static-x86_64: Process 5642 attached [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5643] set_robust_list(0x55558d6917a0, 24 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5643] <... set_robust_list resumed>) = 0 [pid 5642] set_robust_list(0x55558d6917a0, 24 [pid 5641] getrandom( [pid 5640] <... mkdir resumed>) = 0 [pid 5637] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5643] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... getrandom resumed>"\x0a\x74\x98\x8b\x2a\xc5\x73\xf4", 8, GRND_NONBLOCK) = 8 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5643 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5642 [pid 5643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] <... set_robust_list resumed>) = 0 [pid 5640] chmod("./syzkaller.bSbaj0", 0777 [pid 5643] chdir("./0" [pid 5642] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] mkdir("./syzkaller.aLtdKX", 0700 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5644 attached [pid 5643] <... chdir resumed>) = 0 [pid 5642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5640] <... chmod resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] <... clone resumed>, child_tidptr=0x55558d691790) = 5644 [pid 5643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5643] <... prctl resumed>) = 0 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] set_robust_list(0x55558d6917a0, 24 [pid 5643] setpgid(0, 0 [pid 5642] chdir("./0" [pid 5641] chmod("./syzkaller.aLtdKX", 0777 [pid 5640] chdir("./syzkaller.bSbaj0" [pid 5644] <... set_robust_list resumed>) = 0 [pid 5643] <... setpgid resumed>) = 0 [pid 5642] <... chdir resumed>) = 0 [pid 5641] <... chmod resumed>) = 0 [pid 5641] chdir("./syzkaller.aLtdKX") = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5641] mkdir("./0", 0777 [pid 5640] <... chdir resumed>) = 0 [pid 5643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] setpgid(0, 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5644] getrandom( [pid 5642] <... setpgid resumed>) = 0 [pid 5640] mkdir("./0", 0777 [pid 5643] <... openat resumed>) = 3 [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5644] <... getrandom resumed>"\xc8\x0c\x5c\x17\x81\x71\x98\x3f", 8, GRND_NONBLOCK) = 8 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5643] write(3, "1000", 4 [pid 5644] mkdir("./syzkaller.8qvPqf", 0700 [pid 5643] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5645 attached [pid 5642] <... openat resumed>) = 3 [pid 5640] <... mkdir resumed>) = 0 [pid 5645] set_robust_list(0x55558d6917a0, 24 [pid 5643] close(3 [pid 5642] write(3, "1000", 4 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5645 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5645] <... set_robust_list resumed>) = 0 [pid 5644] <... mkdir resumed>) = 0 [pid 5643] <... close resumed>) = 0 [pid 5642] <... write resumed>) = 4 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5645] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] chmod("./syzkaller.8qvPqf", 0777 [pid 5643] symlink("/dev/binderfs", "./binderfs" [pid 5642] close(3 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] <... close resumed>) = 0 [pid 5645] chdir("./0") = 0 ci2-upstream-fs/strace-static-x86_64: Process 5646 attached [pid 5645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] <... chmod resumed>) = 0 [pid 5643] <... symlink resumed>) = 0 [pid 5642] symlink("/dev/binderfs", "./binderfs" [pid 5646] set_robust_list(0x55558d6917a0, 24 [pid 5645] <... prctl resumed>) = 0 [pid 5643] write(1, "executing program\n", 18 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5646 [pid 5646] <... set_robust_list resumed>) = 0 [pid 5645] setpgid(0, 0 [pid 5643] <... write resumed>) = 18 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5646] rt_sigprocmask(SIG_SETMASK, [] [pid 5645] <... setpgid resumed>) = 0 [pid 5646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] chdir("./syzkaller.8qvPqf" executing program [pid 5643] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] <... symlink resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] chdir("./0" [pid 5645] <... openat resumed>) = 3 [pid 5644] <... chdir resumed>) = 0 [pid 5643] <... futex resumed>) = 0 [pid 5642] write(1, "executing program\n", 18) = 18 executing program [pid 5646] <... chdir resumed>) = 0 [pid 5644] mkdir("./0", 0777 [pid 5643] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5642] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5645] write(3, "1000", 4 [pid 5643] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5646] <... prctl resumed>) = 0 [pid 5645] <... write resumed>) = 4 [pid 5643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5642] <... futex resumed>) = 0 [pid 5646] setpgid(0, 0 [pid 5645] close(3 [pid 5643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] <... setpgid resumed>) = 0 [pid 5645] <... close resumed>) = 0 [pid 5643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5645] symlink("/dev/binderfs", "./binderfs" [pid 5643] <... mmap resumed>) = 0x7f8428e95000 [pid 5642] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5646] <... openat resumed>) = 3 [pid 5645] <... symlink resumed>) = 0 [pid 5642] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5646] write(3, "1000", 4 [pid 5645] write(1, "executing program\n", 18 [pid 5643] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5646] <... write resumed>) = 4 [pid 5645] <... write resumed>) = 18 [pid 5643] <... mprotect resumed>) = 0 executing program [pid 5642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5646] close(3 [pid 5645] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] <... close resumed>) = 0 [pid 5645] <... futex resumed>) = 0 [pid 5643] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5646] symlink("/dev/binderfs", "./binderfs" [pid 5645] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-upstream-fs/strace-static-x86_64: Process 5647 attached [pid 5646] <... symlink resumed>) = 0 [pid 5645] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5642] <... mmap resumed>) = 0x7f8428e95000 [pid 5646] write(1, "executing program\n", 18 [pid 5645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] <... mkdir resumed>) = 0 [pid 5643] <... clone3 resumed> => {parent_tid=[5647]}, 88) = 5647 executing program [pid 5642] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5647] 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 5646] <... write resumed>) = 18 [pid 5645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5643] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5642] <... mprotect resumed>) = 0 [pid 5647] <... rseq resumed>) = 0 [pid 5646] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] <... futex resumed>) = 0 [pid 5645] <... mmap resumed>) = 0x7f8428e95000 [pid 5642] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5646] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5645] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5647] set_robust_list(0x7f8428eb59a0, 24 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5643] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5647] <... set_robust_list resumed>) = 0 [pid 5646] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5645] <... mprotect resumed>) = 0 [pid 5643] <... futex resumed>) = 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5648 attached [pid 5647] rt_sigprocmask(SIG_SETMASK, [] [pid 5646] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5648] 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 5647] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5643] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-upstream-fs/strace-static-x86_64: Process 5649 attached [pid 5648] <... rseq resumed>) = 0 [pid 5647] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5645] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5642] <... clone3 resumed> => {parent_tid=[5648]}, 88) = 5648 [pid 5649] set_robust_list(0x55558d6917a0, 24 [pid 5648] set_robust_list(0x7f8428eb59a0, 24 [pid 5646] <... mmap resumed>) = 0x7f8428e95000 [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5649 [pid 5642] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5650 attached [pid 5649] <... set_robust_list resumed>) = 0 [pid 5648] <... set_robust_list resumed>) = 0 [pid 5647] <... mkdirat resumed>) = 0 [pid 5646] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [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 [pid 5649] rt_sigprocmask(SIG_SETMASK, [] [pid 5648] rt_sigprocmask(SIG_SETMASK, [] [pid 5647] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... rseq resumed>) = 0 [pid 5649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5647] <... futex resumed>) = 1 [pid 5646] <... mprotect resumed>) = 0 [pid 5645] <... clone3 resumed> => {parent_tid=[5650]}, 88) = 5650 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5643] <... futex resumed>) = 0 [pid 5642] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] set_robust_list(0x7f8428eb59a0, 24 [pid 5649] chdir("./0" [pid 5648] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5647] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5645] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] <... futex resumed>) = 0 [pid 5646] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5650] <... set_robust_list resumed>) = 0 [pid 5649] <... chdir resumed>) = 0 [pid 5645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5643] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5646] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5645] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] <... futex resumed>) = 0 [pid 5642] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5649] <... prctl resumed>) = 0 [pid 5647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5645] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5651 attached [pid 5650] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5649] setpgid(0, 0 [pid 5648] <... mkdirat resumed>) = 0 [pid 5647] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5645] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5643] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] 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 5650] <... mkdirat resumed>) = 0 [pid 5649] <... setpgid resumed>) = 0 [pid 5648] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5647] <... mount resumed>) = 0 [pid 5646] <... clone3 resumed> => {parent_tid=[5651]}, 88) = 5651 [pid 5651] <... rseq resumed>) = 0 [pid 5650] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... futex resumed>) = 1 [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5651] set_robust_list(0x7f8428eb59a0, 24 [pid 5650] <... futex resumed>) = 1 [pid 5645] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5648] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5646] rt_sigprocmask(SIG_SETMASK, [] [pid 5651] <... set_robust_list resumed>) = 0 [pid 5650] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5647] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] rt_sigprocmask(SIG_SETMASK, [] [pid 5650] <... mount resumed>) = 0 [pid 5649] <... openat resumed>) = 3 [pid 5648] <... futex resumed>) = 0 [pid 5647] <... futex resumed>) = 1 [pid 5646] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5645] <... futex resumed>) = 0 [pid 5643] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 1 [pid 5651] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5650] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] write(3, "1000", 4 [pid 5648] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5647] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5646] <... futex resumed>) = 0 [pid 5645] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5643] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5650] <... futex resumed>) = 0 [pid 5649] <... write resumed>) = 4 [pid 5648] <... mount resumed>) = 0 [pid 5647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5646] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5642] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] <... mkdirat resumed>) = 0 [pid 5650] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] close(3 [pid 5648] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5647] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5643] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5651] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] <... close resumed>) = 0 [pid 5648] <... futex resumed>) = 0 [pid 5645] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] <... futex resumed>) = 1 [pid 5650] <... futex resumed>) = 0 [pid 5647] <... openat resumed>) = 3 [pid 5646] <... futex resumed>) = 0 [pid 5645] <... futex resumed>) = 1 [pid 5651] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5650] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5646] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5645] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5642] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5650] <... openat resumed>) = 3 [pid 5649] symlink("/dev/binderfs", "./binderfs" [pid 5648] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5647] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5651] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5650] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... mount resumed>) = 0 [pid 5650] <... futex resumed>) = 1 [pid 5648] <... openat resumed>) = 3 [pid 5647] <... futex resumed>) = 1 [pid 5646] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5643] <... futex resumed>) = 0 [pid 5642] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5649] <... symlink resumed>) = 0 [pid 5647] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5648] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] write(1, "executing program\n", 18 [pid 5648] <... futex resumed>) = 1 [pid 5647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5643] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 0 executing program [pid 5651] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] <... write resumed>) = 18 [pid 5648] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5647] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5645] <... futex resumed>) = 0 [pid 5643] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5642] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... futex resumed>) = 1 [pid 5649] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5646] <... futex resumed>) = 0 [pid 5645] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5650] <... futex resumed>) = 0 [pid 5649] <... futex resumed>) = 0 [pid 5646] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5645] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5650] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5648] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5650] <... pwrite64 resumed>) = 4 [pid 5650] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] <... futex resumed>) = 0 [pid 5650] <... futex resumed>) = 0 [pid 5646] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5645] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5649] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5645] exit_group(0 [pid 5649] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5642] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5651] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5650] <... futex resumed>) = ? [pid 5649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5645] <... exit_group resumed>) = ? [pid 5649] <... mmap resumed>) = 0x7f8428e95000 [pid 5649] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5648] <... pwrite64 resumed>) = 4 [pid 5651] <... openat resumed>) = 3 [pid 5649] <... mprotect resumed>) = 0 [pid 5648] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5647] <... pwrite64 resumed>) = 4 [pid 5649] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5648] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5648] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5642] exit_group(0 [pid 5651] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5648] <... futex resumed>) = ? [pid 5642] <... exit_group resumed>) = ? [pid 5651] <... futex resumed>) = 1 [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5648] +++ exited with 0 +++ [pid 5647] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5652 attached [pid 5651] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5647] <... futex resumed>) = 1 [pid 5646] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] <... futex resumed>) = 0 [pid 5642] +++ exited with 0 +++ [pid 5652] 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 5651] <... pwrite64 resumed>) = 4 [pid 5650] +++ exited with 0 +++ [pid 5649] <... clone3 resumed> => {parent_tid=[5652]}, 88) = 5652 [pid 5647] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5646] <... futex resumed>) = 0 [pid 5645] +++ exited with 0 +++ [pid 5643] exit_group(0 [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5642, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5652] <... rseq resumed>) = 0 [pid 5651] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] rt_sigprocmask(SIG_SETMASK, [] [pid 5647] <... futex resumed>) = ? [pid 5646] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5643] <... exit_group resumed>) = ? [pid 5652] set_robust_list(0x7f8428eb59a0, 24 [pid 5651] <... futex resumed>) = 0 [pid 5649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5647] +++ exited with 0 +++ [pid 5646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5651] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5646] exit_group(0 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5651] <... futex resumed>) = ? [pid 5646] <... exit_group resumed>) = ? [pid 5652] <... set_robust_list resumed>) = 0 [pid 5651] +++ exited with 0 +++ [pid 5649] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] +++ exited with 0 +++ [pid 5649] <... futex resumed>) = 0 [pid 5641] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5646] +++ exited with 0 +++ [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5643, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5638] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5652] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5639] <... restart_syscall resumed>) = 0 [pid 5652] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5641] fstat(3 [pid 5640] <... restart_syscall resumed>) = 0 [pid 5638] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5652] <... mkdirat resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... openat resumed>) = 3 [pid 5638] fstat(3 [pid 5641] getdents64(3 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5652] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] getdents64(3 [pid 5649] <... futex resumed>) = 0 [pid 5652] <... futex resumed>) = 1 [pid 5649] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5652] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5649] <... futex resumed>) = 0 [pid 5652] <... mount resumed>) = 0 [pid 5649] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5652] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5649] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] unlink("./0/binderfs" [pid 5652] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5649] <... futex resumed>) = 0 [pid 5641] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5652] <... openat resumed>) = 3 [pid 5649] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... openat resumed>) = 3 [pid 5638] <... unlink resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./0/binderfs" [pid 5640] fstat(3 [pid 5639] <... openat resumed>) = 3 [pid 5652] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5652] <... futex resumed>) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5652] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5649] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5652] <... pwrite64 resumed>) = 4 [pid 5649] <... futex resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] fstat(3 [pid 5649] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] unlink("./0/binderfs" [pid 5652] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] getdents64(3 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5652] <... futex resumed>) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5652] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] exit_group(0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5652] <... futex resumed>) = ? [pid 5649] <... exit_group resumed>) = ? [pid 5640] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] getdents64(3 [pid 5641] <... unlink resumed>) = 0 [pid 5641] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] unlink("./0/binderfs") = 0 [pid 5640] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5652] +++ exited with 0 +++ [pid 5649] +++ exited with 0 +++ [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5649, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5639] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5639] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] unlink("./0/binderfs" [pid 5644] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... openat resumed>) = 3 [pid 5641] newfstatat(AT_FDCWD, "./0/sys" [pid 5639] <... unlink resumed>) = 0 [pid 5638] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] fstat(3 [pid 5641] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] newfstatat(AT_FDCWD, "./0/sys" [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] getdents64(3 [pid 5641] openat(AT_FDCWD, "./0/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] <... openat resumed>) = 4 [pid 5640] <... umount2 resumed>) = 0 [pid 5638] openat(AT_FDCWD, "./0/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5638] fstat(4 [pid 5644] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] fstat(4 [pid 5640] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] newfstatat(AT_FDCWD, "./0/binderfs" [pid 5641] getdents64(4 [pid 5640] newfstatat(AT_FDCWD, "./0/sys" [pid 5638] getdents64(4 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] unlink("./0/binderfs" [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] <... unlink resumed>) = 0 [pid 5641] getdents64(4 [pid 5640] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] getdents64(4 [pid 5644] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] close(4 [pid 5640] openat(AT_FDCWD, "./0/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] close(4 [pid 5641] <... close resumed>) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5638] <... close resumed>) = 0 [pid 5641] rmdir("./0/sys" [pid 5640] fstat(4 [pid 5638] rmdir("./0/sys" [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] getdents64(4 [pid 5639] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... rmdir resumed>) = 0 [pid 5641] getdents64(3 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5640] getdents64(4 [pid 5639] newfstatat(AT_FDCWD, "./0/sys" [pid 5641] close(3 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... close resumed>) = 0 [pid 5640] close(4 [pid 5639] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] rmdir("./0" [pid 5640] <... close resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] getdents64(3 [pid 5644] <... umount2 resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] rmdir("./0/sys" [pid 5639] openat(AT_FDCWD, "./0/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... openat resumed>) = 4 [pid 5638] close(3 [pid 5644] newfstatat(AT_FDCWD, "./0/sys", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] fstat(4 [pid 5638] <... close resumed>) = 0 [pid 5644] umount2("./0/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] rmdir("./0" [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] mkdir("./1", 0777 [pid 5640] getdents64(3 [pid 5644] openat(AT_FDCWD, "./0/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5644] <... openat resumed>) = 4 [pid 5638] mkdir("./1", 0777 [pid 5644] fstat(4 [pid 5641] <... mkdir resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] getdents64(4 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] close(3 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] getdents64(4 [pid 5640] <... close resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] rmdir("./0" [pid 5639] getdents64(4 [pid 5638] <... mkdir resumed>) = 0 [pid 5644] getdents64(4 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] close(4 [pid 5644] close(4 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5653 attached [pid 5644] <... close resumed>) = 0 [pid 5640] mkdir("./1", 0777 [pid 5639] <... close resumed>) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5653] set_robust_list(0x55558d6917a0, 24 [pid 5644] rmdir("./0/sys" [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5653 [pid 5640] <... mkdir resumed>) = 0 [pid 5639] rmdir("./0/sys"ci2-upstream-fs/strace-static-x86_64: Process 5654 attached [pid 5644] <... rmdir resumed>) = 0 [pid 5653] <... set_robust_list resumed>) = 0 [pid 5644] getdents64(3 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... rmdir resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5654 [pid 5653] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5654] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] getdents64(3 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] <... set_robust_list resumed>) = 0 [pid 5653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] close(3 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... close resumed>) = 0 [pid 5639] close(3 [pid 5654] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] chdir("./1" [pid 5644] rmdir("./0" [pid 5639] <... close resumed>) = 0 [pid 5653] <... chdir resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5655 attached [pid 5653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5655 [pid 5655] set_robust_list(0x55558d6917a0, 24 [pid 5653] <... prctl resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5639] rmdir("./0" [pid 5655] <... set_robust_list resumed>) = 0 [pid 5654] chdir("./1" [pid 5653] setpgid(0, 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5655] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] <... setpgid resumed>) = 0 [pid 5655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... chdir resumed>) = 0 [pid 5653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5655] chdir("./1") = 0 [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5653] <... openat resumed>) = 3 [pid 5644] mkdir("./1", 0777 [pid 5655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5654] <... prctl resumed>) = 0 [pid 5653] write(3, "1000", 4 [pid 5639] <... rmdir resumed>) = 0 [pid 5655] <... prctl resumed>) = 0 [pid 5653] <... write resumed>) = 4 [pid 5655] setpgid(0, 0 [pid 5654] setpgid(0, 0 [pid 5653] close(3 [pid 5644] <... mkdir resumed>) = 0 [pid 5639] mkdir("./1", 0777 [pid 5655] <... setpgid resumed>) = 0 [pid 5654] <... setpgid resumed>) = 0 [pid 5653] <... close resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5653] symlink("/dev/binderfs", "./binderfs" [pid 5639] <... mkdir resumed>) = 0 [pid 5654] <... openat resumed>) = 3 [pid 5653] <... symlink resumed>) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5655] <... openat resumed>) = 3 [pid 5653] write(1, "executing program\n", 18 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5653] <... write resumed>) = 18 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5653] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5655] write(3, "1000", 4 [pid 5654] write(3, "1000", 4 [pid 5653] <... futex resumed>) = 0 executing program [pid 5655] <... write resumed>) = 4 [pid 5654] <... write resumed>) = 4 [pid 5653] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5655] close(3 [pid 5654] close(3 [pid 5653] <... rt_sigaction resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5656 attached [pid 5655] <... close resumed>) = 0 [pid 5653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5656 [pid 5654] <... close resumed>) = 0 [pid 5656] set_robust_list(0x55558d6917a0, 24 [pid 5655] symlink("/dev/binderfs", "./binderfs" [pid 5654] symlink("/dev/binderfs", "./binderfs" [pid 5653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5654] <... symlink resumed>) = 0 [pid 5653] <... mmap resumed>) = 0x7f8428e95000 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5653] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5655] <... symlink resumed>) = 0 [pid 5653] <... mprotect resumed>) = 0 [pid 5656] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5657 attached [pid 5656] rt_sigprocmask(SIG_SETMASK, [] [pid 5655] write(1, "executing program\n", 18 [pid 5654] write(1, "executing program\n", 18 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5657 executing program executing program [pid 5657] set_robust_list(0x55558d6917a0, 24 [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5655] <... write resumed>) = 18 [pid 5654] <... write resumed>) = 18 [pid 5653] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5657] <... set_robust_list resumed>) = 0 [pid 5656] chdir("./1" [pid 5655] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [] [pid 5656] <... chdir resumed>) = 0 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5655] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5654] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5656] <... prctl resumed>) = 0 [pid 5655] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5654] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5656] setpgid(0, 0) = 0 [pid 5655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5654] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] chdir("./1" [pid 5653] <... clone3 resumed> => {parent_tid=[5658]}, 88) = 5658 ci2-upstream-fs/strace-static-x86_64: Process 5658 attached [pid 5657] <... chdir resumed>) = 0 [pid 5656] <... openat resumed>) = 3 [pid 5655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5653] rt_sigprocmask(SIG_SETMASK, [] [pid 5658] 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 5657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5655] <... mmap resumed>) = 0x7f8428e95000 [pid 5654] <... mmap resumed>) = 0x7f8428e95000 [pid 5658] <... rseq resumed>) = 0 [pid 5657] <... prctl resumed>) = 0 [pid 5656] write(3, "1000", 4 [pid 5655] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5654] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5658] set_robust_list(0x7f8428eb59a0, 24 [pid 5657] setpgid(0, 0 [pid 5656] <... write resumed>) = 4 [pid 5655] <... mprotect resumed>) = 0 [pid 5653] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] <... mprotect resumed>) = 0 [pid 5658] <... set_robust_list resumed>) = 0 [pid 5657] <... setpgid resumed>) = 0 [pid 5656] close(3 [pid 5653] <... futex resumed>) = 0 [pid 5658] rt_sigprocmask(SIG_SETMASK, [] [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5656] <... close resumed>) = 0 [pid 5655] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5654] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5653] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] <... openat resumed>) = 3 [pid 5656] symlink("/dev/binderfs", "./binderfs" [pid 5655] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5654] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5658] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5657] write(3, "1000", 4 [pid 5656] <... symlink resumed>) = 0 [pid 5655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5657] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5659 attached [pid 5657] close(3 [pid 5656] write(1, "executing program\n", 18 [pid 5654] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5658] <... mkdirat resumed>) = 0 [pid 5659] 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] <... write resumed>) = 18 [pid 5655] <... clone3 resumed> => {parent_tid=[5659]}, 88) = 5659 [pid 5658] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-upstream-fs/strace-static-x86_64: Process 5660 attached [pid 5659] <... rseq resumed>) = 0 executing program [pid 5656] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] 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 5659] set_robust_list(0x7f8428eb59a0, 24 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... close resumed>) = 0 [pid 5655] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] <... futex resumed>) = 0 [pid 5660] <... rseq resumed>) = 0 [pid 5659] <... set_robust_list resumed>) = 0 [pid 5658] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] symlink("/dev/binderfs", "./binderfs" [pid 5656] <... futex resumed>) = 0 [pid 5655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... clone3 resumed> => {parent_tid=[5660]}, 88) = 5660 [pid 5653] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] set_robust_list(0x7f8428eb59a0, 24 [pid 5659] rt_sigprocmask(SIG_SETMASK, [] [pid 5658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... symlink resumed>) = 0 [pid 5656] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5655] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] <... futex resumed>) = 0 [pid 5660] <... set_robust_list resumed>) = 0 [pid 5659] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5658] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5657] write(1, "executing program\n", 18 [pid 5656] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5653] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5659] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5654] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5660] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5659] <... mkdirat resumed>) = 0 [pid 5658] <... mount resumed>) = 0 [pid 5657] <... write resumed>) = 18 [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5655] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... futex resumed>) = 0 [pid 5660] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5659] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] <... mkdirat resumed>) = 0 [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... mmap resumed>) = 0x7f8428e95000 [pid 5655] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] <... futex resumed>) = 0 [pid 5660] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5658] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5656] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5655] <... futex resumed>) = 0 [pid 5653] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] <... futex resumed>) = 1 [pid 5659] <... mount resumed>) = 0 [pid 5658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5656] <... mprotect resumed>) = 0 [pid 5655] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... futex resumed>) = 0 [pid 5653] <... futex resumed>) = 0 [pid 5660] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5659] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5656] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5659] <... futex resumed>) = 0 [pid 5658] <... openat resumed>) = 3 [pid 5657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5655] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] <... futex resumed>) = 0 [pid 5660] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5659] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5658] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5655] <... futex resumed>) = 0 [pid 5654] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-upstream-fs/strace-static-x86_64: Process 5661 attached [pid 5660] <... mount resumed>) = 0 [pid 5659] <... openat resumed>) = 3 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... mmap resumed>) = 0x7f8428e95000 [pid 5655] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5653] <... futex resumed>) = 0 [pid 5661] 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 5660] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5656] <... clone3 resumed> => {parent_tid=[5661]}, 88) = 5661 [pid 5655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5653] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5661] <... rseq resumed>) = 0 [pid 5660] <... futex resumed>) = 1 [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... mprotect resumed>) = 0 [pid 5656] rt_sigprocmask(SIG_SETMASK, [] [pid 5655] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] <... futex resumed>) = 0 [pid 5653] <... futex resumed>) = 0 [pid 5661] set_robust_list(0x7f8428eb59a0, 24 [pid 5660] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5659] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5658] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5657] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5655] <... futex resumed>) = 0 [pid 5654] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5661] <... set_robust_list resumed>) = 0 [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5659] <... pwrite64 resumed>) = 4 [pid 5658] <... pwrite64 resumed>) = 4 [pid 5656] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... futex resumed>) = 0 [pid 5661] rt_sigprocmask(SIG_SETMASK, [] [pid 5660] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5659] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5660] <... openat resumed>) = 3 [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 1 [pid 5657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5656] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5655] exit_group(0 [pid 5653] <... futex resumed>) = 0 [pid 5661] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5660] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5655] <... exit_group resumed>) = ? [pid 5653] exit_group(0 [pid 5660] <... futex resumed>) = 1 [pid 5659] +++ exited with 0 +++ [pid 5654] <... futex resumed>) = 0 [pid 5653] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5662 attached [pid 5661] <... mkdirat resumed>) = 0 [pid 5660] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5658] <... futex resumed>) = ? [pid 5655] +++ exited with 0 +++ [pid 5654] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [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 [pid 5661] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... clone3 resumed> => {parent_tid=[5662]}, 88) = 5662 [pid 5654] <... futex resumed>) = 0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5655, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5662] <... rseq resumed>) = 0 [pid 5661] <... futex resumed>) = 1 [pid 5660] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5658] +++ exited with 0 +++ [pid 5657] rt_sigprocmask(SIG_SETMASK, [] [pid 5656] <... futex resumed>) = 0 [pid 5654] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5653] +++ exited with 0 +++ [pid 5662] set_robust_list(0x7f8428eb59a0, 24 [pid 5661] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5660] <... pwrite64 resumed>) = 4 [pid 5657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] <... set_robust_list resumed>) = 0 [pid 5661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5660] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] <... futex resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5653, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5662] rt_sigprocmask(SIG_SETMASK, [] [pid 5661] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5660] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5656] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... futex resumed>) = 0 [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] <... mount resumed>) = 0 [pid 5660] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] exit_group(0 [pid 5661] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5660] <... futex resumed>) = ? [pid 5662] <... mkdirat resumed>) = 0 [pid 5661] <... futex resumed>) = 1 [pid 5660] +++ exited with 0 +++ [pid 5656] <... futex resumed>) = 0 [pid 5654] <... exit_group resumed>) = ? [pid 5662] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5656] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5662] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] <... futex resumed>) = 0 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5662] <... mount resumed>) = 0 [pid 5661] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5657] <... futex resumed>) = 0 [pid 5656] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] +++ exited with 0 +++ [pid 5662] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5661] <... openat resumed>) = 3 [pid 5662] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5661] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5661] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5638] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5662] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5661] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5656] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5662] <... openat resumed>) = 3 [pid 5661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5656] <... futex resumed>) = 0 [pid 5641] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5662] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5656] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5662] <... futex resumed>) = 1 [pid 5661] <... pwrite64 resumed>) = 4 [pid 5657] <... futex resumed>) = 0 [pid 5641] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... openat resumed>) = 3 [pid 5662] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5661] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... openat resumed>) = 3 [pid 5640] <... openat resumed>) = 3 [pid 5638] fstat(3 [pid 5662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5661] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5641] fstat(3 [pid 5640] fstat(3 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5662] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5661] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5656] exit_group(0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] getdents64(3 [pid 5662] <... pwrite64 resumed>) = 4 [pid 5661] <... futex resumed>) = ? [pid 5656] <... exit_group resumed>) = ? [pid 5641] getdents64(3 [pid 5640] getdents64(3 [pid 5662] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] +++ exited with 0 +++ [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5662] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5656] +++ exited with 0 +++ [pid 5641] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5662] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] exit_group(0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5662] <... futex resumed>) = ? [pid 5657] <... exit_group resumed>) = ? [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5656, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5641] newfstatat(AT_FDCWD, "./1/binderfs" [pid 5640] newfstatat(AT_FDCWD, "./1/binderfs" [pid 5638] newfstatat(AT_FDCWD, "./1/binderfs" [pid 5662] +++ exited with 0 +++ [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5657] +++ exited with 0 +++ [pid 5638] unlink("./1/binderfs" [pid 5641] unlink("./1/binderfs" [pid 5640] unlink("./1/binderfs" [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5657, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5638] <... unlink resumed>) = 0 [pid 5644] <... restart_syscall resumed>) = 0 [pid 5641] <... unlink resumed>) = 0 [pid 5640] <... unlink resumed>) = 0 [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... restart_syscall resumed>) = 0 [pid 5641] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5639] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] <... openat resumed>) = 3 [pid 5639] <... openat resumed>) = 3 [pid 5644] fstat(3 [pid 5639] fstat(3 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] getdents64(3 [pid 5639] getdents64(3 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] newfstatat(AT_FDCWD, "./1/binderfs" [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] newfstatat(AT_FDCWD, "./1/binderfs" [pid 5644] unlink("./1/binderfs" [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] <... unlink resumed>) = 0 [pid 5639] unlink("./1/binderfs" [pid 5644] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... unlink resumed>) = 0 [pid 5639] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = 0 [pid 5640] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5638] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] newfstatat(AT_FDCWD, "./1/sys" [pid 5640] newfstatat(AT_FDCWD, "./1/sys" [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] newfstatat(AT_FDCWD, "./1/sys" [pid 5644] <... umount2 resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... umount2 resumed>) = 0 [pid 5644] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] openat(AT_FDCWD, "./1/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] newfstatat(AT_FDCWD, "./1/sys" [pid 5641] <... openat resumed>) = 4 [pid 5640] openat(AT_FDCWD, "./1/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] fstat(4 [pid 5640] <... openat resumed>) = 4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] openat(AT_FDCWD, "./1/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] newfstatat(AT_FDCWD, "./1/sys" [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] getdents64(4 [pid 5640] fstat(4 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5644] openat(AT_FDCWD, "./1/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] umount2("./1/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] fstat(4 [pid 5644] <... openat resumed>) = 4 [pid 5641] getdents64(4 [pid 5640] getdents64(4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] fstat(4 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] getdents64(4 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] close(4 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] openat(AT_FDCWD, "./1/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] getdents64(4 [pid 5641] <... close resumed>) = 0 [pid 5640] getdents64(4 [pid 5639] <... openat resumed>) = 4 [pid 5638] getdents64(4 [pid 5641] rmdir("./1/sys" [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] close(4) = 0 [pid 5638] rmdir("./1/sys" [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] <... rmdir resumed>) = 0 [pid 5638] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(3 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] close(4 [pid 5639] fstat(4 [pid 5644] getdents64(4 [pid 5638] <... close resumed>) = 0 [pid 5638] rmdir("./1" [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] getdents64(3 [pid 5640] <... close resumed>) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] close(4) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5640] rmdir("./1/sys" [pid 5641] close(3 [pid 5639] getdents64(4 [pid 5638] mkdir("./2", 0777 [pid 5641] <... close resumed>) = 0 [pid 5644] rmdir("./1/sys" [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] <... rmdir resumed>) = 0 [pid 5641] rmdir("./1" [pid 5644] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] getdents64(4 [pid 5638] <... mkdir resumed>) = 0 [pid 5644] close(3 [pid 5641] mkdir("./2", 0777 [pid 5640] getdents64(3 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... close resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] close(4 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] rmdir("./1" [pid 5641] <... mkdir resumed>) = 0 [pid 5640] close(3 [pid 5639] <... close resumed>) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] <... close resumed>) = 0 [pid 5639] rmdir("./1/sys" [pid 5644] <... rmdir resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] rmdir("./1"ci2-upstream-fs/strace-static-x86_64: Process 5663 attached [pid 5644] mkdir("./2", 0777 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] <... rmdir resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5664 attached [pid 5663] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... mkdir resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5663 [pid 5664] set_robust_list(0x55558d6917a0, 24 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5664 [pid 5640] mkdir("./2", 0777 [pid 5639] getdents64(3 [pid 5664] <... set_robust_list resumed>) = 0 [pid 5663] <... set_robust_list resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5664] rt_sigprocmask(SIG_SETMASK, [] [pid 5663] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... mkdir resumed>) = 0 [pid 5639] close(3 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5664] chdir("./2" [pid 5663] chdir("./2" [pid 5639] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5665 attached [pid 5664] <... chdir resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] rmdir("./1" [pid 5665] set_robust_list(0x55558d6917a0, 24 [pid 5664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5663] <... chdir resumed>) = 0 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5665 [pid 5665] <... set_robust_list resumed>) = 0 [pid 5664] <... prctl resumed>) = 0 [pid 5663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5639] <... rmdir resumed>) = 0 [pid 5664] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 5666 attached ) = 0 [pid 5663] <... prctl resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5665] rt_sigprocmask(SIG_SETMASK, [] [pid 5663] setpgid(0, 0 [pid 5639] mkdir("./2", 0777 [pid 5666] set_robust_list(0x55558d6917a0, 24 [pid 5664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5663] <... setpgid resumed>) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5666 [pid 5666] <... set_robust_list resumed>) = 0 [pid 5665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] <... openat resumed>) = 3 [pid 5663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] rt_sigprocmask(SIG_SETMASK, [] [pid 5665] chdir("./2" [pid 5666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] write(3, "1000", 4 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5666] chdir("./2" [pid 5664] <... write resumed>) = 4 [pid 5663] <... openat resumed>) = 3 [pid 5666] <... chdir resumed>) = 0 [pid 5665] <... chdir resumed>) = 0 [pid 5664] close(3 [pid 5639] <... mkdir resumed>) = 0 [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5664] <... close resumed>) = 0 [pid 5663] write(3, "1000", 4 [pid 5666] <... prctl resumed>) = 0 [pid 5665] <... prctl resumed>) = 0 [pid 5664] symlink("/dev/binderfs", "./binderfs" [pid 5663] <... write resumed>) = 4 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5666] setpgid(0, 0 [pid 5665] setpgid(0, 0 [pid 5666] <... setpgid resumed>) = 0 [pid 5665] <... setpgid resumed>) = 0 [pid 5664] <... symlink resumed>) = 0 [pid 5663] close(3 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5664] write(1, "executing program\n", 18 [pid 5663] <... close resumed>) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5666] <... openat resumed>) = 3 [pid 5664] <... write resumed>) = 18 executing program [pid 5663] symlink("/dev/binderfs", "./binderfs"ci2-upstream-fs/strace-static-x86_64: Process 5667 attached [pid 5666] write(3, "1000", 4 [pid 5665] <... openat resumed>) = 3 [pid 5664] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] <... symlink resumed>) = 0 [pid 5667] set_robust_list(0x55558d6917a0, 24 [pid 5666] <... write resumed>) = 4 [pid 5664] <... futex resumed>) = 0 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5667 [pid 5666] close(3 [pid 5664] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} executing program [pid 5663] write(1, "executing program\n", 18 [pid 5667] <... set_robust_list resumed>) = 0 [pid 5666] <... close resumed>) = 0 [pid 5665] write(3, "1000", 4 [pid 5664] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5663] <... write resumed>) = 18 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5667] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] symlink("/dev/binderfs", "./binderfs" [pid 5665] <... write resumed>) = 4 [pid 5664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5663] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5665] close(3 [pid 5667] chdir("./2" [pid 5666] <... symlink resumed>) = 0 [pid 5665] <... close resumed>) = 0 [pid 5664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5663] <... futex resumed>) = 0 [pid 5667] <... chdir resumed>) = 0 [pid 5665] symlink("/dev/binderfs", "./binderfs" [pid 5667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5665] <... symlink resumed>) = 0 [pid 5667] <... prctl resumed>) = 0 [pid 5664] <... mmap resumed>) = 0x7f8428e95000 [pid 5663] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5667] setpgid(0, 0 [pid 5663] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5666] write(1, "executing program\n", 18 [pid 5664] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5666] <... write resumed>) = 18 [pid 5663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5667] <... setpgid resumed>) = 0 executing program executing program [pid 5665] write(1, "executing program\n", 18 [pid 5663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5666] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] <... write resumed>) = 18 [pid 5664] <... mprotect resumed>) = 0 [pid 5667] <... openat resumed>) = 3 [pid 5666] <... futex resumed>) = 0 [pid 5665] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] <... mmap resumed>) = 0x7f8428e95000 [pid 5666] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5663] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5665] <... futex resumed>) = 0 [pid 5667] write(3, "1000", 4 [pid 5665] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5664] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5667] <... write resumed>) = 4 [pid 5666] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5665] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5663] <... mprotect resumed>) = 0 [pid 5667] close(3 [pid 5666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5664] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5667] <... close resumed>) = 0 [pid 5666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5667] symlink("/dev/binderfs", "./binderfs" [pid 5666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5663] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5668 attached [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 5667] <... symlink resumed>) = 0 [pid 5666] <... mmap resumed>) = 0x7f8428e95000 [pid 5665] <... mmap resumed>) = 0x7f8428e95000 [pid 5664] <... clone3 resumed> => {parent_tid=[5668]}, 88) = 5668 [pid 5663] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5668] <... rseq resumed>) = 0 [pid 5666] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5665] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5664] rt_sigprocmask(SIG_SETMASK, [] [pid 5663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5666] <... mprotect resumed>) = 0 [pid 5664] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5669 attached [pid 5668] set_robust_list(0x7f8428eb59a0, 24 [pid 5667] write(1, "executing program\n", 18 [pid 5665] <... mprotect resumed>) = 0 executing program [pid 5668] <... set_robust_list resumed>) = 0 [pid 5667] <... write resumed>) = 18 [pid 5666] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5665] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5664] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] 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 5668] rt_sigprocmask(SIG_SETMASK, [] [pid 5667] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5665] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5663] <... clone3 resumed> => {parent_tid=[5669]}, 88) = 5669 [pid 5669] <... rseq resumed>) = 0 [pid 5668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5667] <... futex resumed>) = 0 [pid 5669] set_robust_list(0x7f8428eb59a0, 24 [pid 5668] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5667] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5664] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5671 attached ci2-upstream-fs/strace-static-x86_64: Process 5670 attached [pid 5669] <... set_robust_list resumed>) = 0 [pid 5668] <... mkdirat resumed>) = 0 [pid 5667] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5670] 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 5669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5671] 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 5667] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5669] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5663] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... rseq resumed>) = 0 [pid 5670] <... rseq resumed>) = 0 [pid 5669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5666] <... clone3 resumed> => {parent_tid=[5670]}, 88) = 5670 [pid 5665] <... clone3 resumed> => {parent_tid=[5671]}, 88) = 5671 [pid 5663] <... futex resumed>) = 0 [pid 5671] set_robust_list(0x7f8428eb59a0, 24 [pid 5670] set_robust_list(0x7f8428eb59a0, 24 [pid 5669] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5668] <... futex resumed>) = 1 [pid 5667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5665] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] rt_sigprocmask(SIG_SETMASK, [] [pid 5664] <... futex resumed>) = 0 [pid 5663] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5671] <... set_robust_list resumed>) = 0 [pid 5670] <... set_robust_list resumed>) = 0 [pid 5668] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5667] <... mmap resumed>) = 0x7f8428e95000 [pid 5665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5670] rt_sigprocmask(SIG_SETMASK, [] [pid 5668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5667] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5665] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] rt_sigprocmask(SIG_SETMASK, [] [pid 5670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5668] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5667] <... mprotect resumed>) = 0 [pid 5666] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] <... futex resumed>) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5671] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5670] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5669] <... mkdirat resumed>) = 0 [pid 5668] <... mount resumed>) = 0 [pid 5667] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5666] <... futex resumed>) = 0 [pid 5665] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5664] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5671] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5670] <... mkdirat resumed>) = 0 [pid 5669] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5667] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5666] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5669] <... futex resumed>) = 1 [pid 5663] <... futex resumed>) = 0 [pid 5669] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5670] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] <... futex resumed>) = 1 [pid 5667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5664] <... futex resumed>) = 0 [pid 5663] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000ci2-upstream-fs/strace-static-x86_64: Process 5672 attached [pid 5670] <... futex resumed>) = 1 [pid 5669] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5668] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5666] <... futex resumed>) = 0 [pid 5664] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5672] 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 5670] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5667] <... clone3 resumed> => {parent_tid=[5672]}, 88) = 5672 [pid 5666] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] <... futex resumed>) = 0 [pid 5672] <... rseq resumed>) = 0 [pid 5670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5667] rt_sigprocmask(SIG_SETMASK, [] [pid 5664] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5672] set_robust_list(0x7f8428eb59a0, 24 [pid 5670] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5666] <... futex resumed>) = 0 [pid 5672] <... set_robust_list resumed>) = 0 [pid 5667] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5672] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] <... futex resumed>) = 0 [pid 5672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5667] <... futex resumed>) = 0 [pid 5663] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5667] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5672] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 5672] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5668] <... openat resumed>) = 3 [pid 5667] <... futex resumed>) = 0 [pid 5672] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] <... mount resumed>) = 0 [pid 5668] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5667] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] <... futex resumed>) = 1 [pid 5667] <... futex resumed>) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5672] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5667] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5664] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... mount resumed>) = 0 [pid 5669] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5664] <... futex resumed>) = 0 [pid 5672] <... mount resumed>) = 0 [pid 5671] <... mkdirat resumed>) = 0 [pid 5670] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... futex resumed>) = 1 [pid 5664] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] <... futex resumed>) = 0 [pid 5668] <... pwrite64 resumed>) = 4 [pid 5672] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... futex resumed>) = 1 [pid 5669] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... futex resumed>) = 0 [pid 5663] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... futex resumed>) = 1 [pid 5670] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] <... futex resumed>) = 1 [pid 5671] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5668] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5672] <... futex resumed>) = 1 [pid 5667] <... futex resumed>) = 0 [pid 5666] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] <... futex resumed>) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5663] <... futex resumed>) = 0 [pid 5672] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5670] <... futex resumed>) = 0 [pid 5669] <... openat resumed>) = 3 [pid 5667] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... futex resumed>) = 1 [pid 5665] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] exit_group(0 [pid 5663] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5671] <... futex resumed>) = 0 [pid 5670] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5669] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] <... futex resumed>) = ? [pid 5667] <... futex resumed>) = 0 [pid 5666] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5665] <... futex resumed>) = 1 [pid 5664] <... exit_group resumed>) = ? [pid 5663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5672] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5671] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5670] <... openat resumed>) = 3 [pid 5669] <... futex resumed>) = 0 [pid 5668] +++ exited with 0 +++ [pid 5667] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5665] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5672] <... openat resumed>) = 3 [pid 5672] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... mount resumed>) = 0 [pid 5670] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5663] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] +++ exited with 0 +++ [pid 5672] <... futex resumed>) = 0 [pid 5671] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... futex resumed>) = 1 [pid 5669] <... pwrite64 resumed>) = 4 [pid 5667] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... futex resumed>) = 0 [pid 5663] <... futex resumed>) = 0 [pid 5671] <... futex resumed>) = 1 [pid 5670] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] <... futex resumed>) = 0 [pid 5667] <... futex resumed>) = 0 [pid 5672] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5663] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5672] <... pwrite64 resumed>) = 4 [pid 5671] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5669] <... futex resumed>) = 0 [pid 5667] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5666] <... futex resumed>) = 0 [pid 5665] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5664, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5672] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5670] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5669] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5666] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5665] <... futex resumed>) = 0 [pid 5663] exit_group(0 [pid 5672] <... futex resumed>) = 0 [pid 5671] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5670] <... pwrite64 resumed>) = 4 [pid 5667] exit_group(0 [pid 5665] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] <... exit_group resumed>) = ? [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5671] <... openat resumed>) = 3 [pid 5670] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... futex resumed>) = ? [pid 5667] <... exit_group resumed>) = ? [pid 5641] <... restart_syscall resumed>) = 0 [pid 5672] +++ exited with 0 +++ [pid 5671] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... futex resumed>) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5666] exit_group(0 [pid 5671] <... futex resumed>) = 1 [pid 5670] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5665] <... futex resumed>) = 0 [pid 5671] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] +++ exited with 0 +++ [pid 5666] <... exit_group resumed>) = ? [pid 5670] +++ exited with 0 +++ [pid 5665] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] +++ exited with 0 +++ [pid 5671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5667] +++ exited with 0 +++ [pid 5671] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5665] <... futex resumed>) = 0 [pid 5641] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5663, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5671] <... pwrite64 resumed>) = 4 [pid 5665] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5671] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5671] <... futex resumed>) = 1 [pid 5666] +++ exited with 0 +++ [pid 5665] <... futex resumed>) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5671] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5665] exit_group(0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5665] <... exit_group resumed>) = ? [pid 5671] <... futex resumed>) = ? [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5671] +++ exited with 0 +++ [pid 5641] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] getdents64(3 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5665] +++ exited with 0 +++ [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5665, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... restart_syscall resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] newfstatat(AT_FDCWD, "./2/binderfs" [pid 5639] <... restart_syscall resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] unlink("./2/binderfs" [pid 5639] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... unlink resumed>) = 0 [pid 5640] <... restart_syscall resumed>) = 0 [pid 5638] <... openat resumed>) = 3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] fstat(3 [pid 5644] <... openat resumed>) = 3 [pid 5641] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] fstat(3 [pid 5639] <... openat resumed>) = 3 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] fstat(3 [pid 5644] getdents64(3 [pid 5638] getdents64(3 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] newfstatat(AT_FDCWD, "./2/binderfs" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./2/binderfs" [pid 5644] unlink("./2/binderfs" [pid 5640] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] <... unlink resumed>) = 0 [pid 5640] <... openat resumed>) = 3 [pid 5644] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] fstat(3 [pid 5639] getdents64(3 [pid 5638] unlink("./2/binderfs" [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] getdents64(3 [pid 5639] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... unlink resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] newfstatat(AT_FDCWD, "./2/binderfs" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] newfstatat(AT_FDCWD, "./2/binderfs" [pid 5639] unlink("./2/binderfs" [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... unlink resumed>) = 0 [pid 5640] unlink("./2/binderfs" [pid 5639] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... unlink resumed>) = 0 [pid 5640] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5644] <... umount2 resumed>) = 0 [pid 5641] <... umount2 resumed>) = 0 [pid 5640] <... umount2 resumed>) = 0 [pid 5638] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./2/sys" [pid 5644] newfstatat(AT_FDCWD, "./2/sys" [pid 5641] newfstatat(AT_FDCWD, "./2/sys" [pid 5640] newfstatat(AT_FDCWD, "./2/sys" [pid 5639] newfstatat(AT_FDCWD, "./2/sys" [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./2/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, "./2/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] openat(AT_FDCWD, "./2/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] openat(AT_FDCWD, "./2/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... openat resumed>) = 4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... openat resumed>) = 4 [pid 5641] <... openat resumed>) = 4 [pid 5639] openat(AT_FDCWD, "./2/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] openat(AT_FDCWD, "./2/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] fstat(4 [pid 5639] <... openat resumed>) = 4 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] fstat(4 [pid 5639] fstat(4 [pid 5644] fstat(4 [pid 5638] <... openat resumed>) = 4 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] getdents64(4 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] getdents64(4 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] getdents64(4 [pid 5639] getdents64(4 [pid 5638] fstat(4 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5641] getdents64(4 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] getdents64(4 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] getdents64(4 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] close(4 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5644] close(4 [pid 5641] <... close resumed>) = 0 [pid 5639] close(4 [pid 5644] <... close resumed>) = 0 [pid 5641] rmdir("./2/sys" [pid 5640] getdents64(4 [pid 5639] <... close resumed>) = 0 [pid 5638] getdents64(4 [pid 5644] rmdir("./2/sys") = 0 [pid 5639] rmdir("./2/sys" [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5641] <... rmdir resumed>) = 0 [pid 5644] getdents64(3 [pid 5640] close(4 [pid 5641] getdents64(3 [pid 5639] getdents64(3 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5644] close(3 [pid 5640] <... close resumed>) = 0 [pid 5638] close(4 [pid 5644] <... close resumed>) = 0 [pid 5640] rmdir("./2/sys" [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... close resumed>) = 0 [pid 5644] rmdir("./2" [pid 5640] <... rmdir resumed>) = 0 [pid 5639] close(3 [pid 5644] <... rmdir resumed>) = 0 [pid 5641] close(3 [pid 5639] <... close resumed>) = 0 [pid 5644] mkdir("./3", 0777 [pid 5640] getdents64(3 [pid 5638] rmdir("./2/sys" [pid 5641] <... close resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] rmdir("./2" [pid 5640] close(3 [pid 5641] rmdir("./2" [pid 5640] <... close resumed>) = 0 [pid 5640] rmdir("./2" [pid 5639] <... rmdir resumed>) = 0 [pid 5644] <... mkdir resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5640] mkdir("./3", 0777 [pid 5639] mkdir("./3", 0777 [pid 5638] getdents64(3 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] mkdir("./3", 0777 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] <... mkdir resumed>) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] close(3ci2-upstream-fs/strace-static-x86_64: Process 5673 attached [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5674 attached [pid 5673] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5673 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] rmdir("./2" [pid 5674] set_robust_list(0x55558d6917a0, 24 [pid 5644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5676 attached ci2-upstream-fs/strace-static-x86_64: Process 5675 attached [pid 5674] <... set_robust_list resumed>) = 0 [pid 5673] <... set_robust_list resumed>) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5674 [pid 5638] <... rmdir resumed>) = 0 [pid 5676] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5674] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5676 [pid 5638] mkdir("./3", 0777 [pid 5676] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] set_robust_list(0x55558d6917a0, 24 [pid 5673] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5675 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] <... set_robust_list resumed>) = 0 [pid 5676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5675] rt_sigprocmask(SIG_SETMASK, [] [pid 5674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5674] chdir("./3" [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] chdir("./3" [pid 5674] <... chdir resumed>) = 0 [pid 5673] chdir("./3" [pid 5638] <... mkdir resumed>) = 0 [pid 5675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] <... chdir resumed>) = 0 [pid 5674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5676] <... prctl resumed>) = 0 [pid 5675] chdir("./3" [pid 5674] <... prctl resumed>) = 0 [pid 5673] <... chdir resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5676] setpgid(0, 0 [pid 5675] <... chdir resumed>) = 0 [pid 5674] setpgid(0, 0 [pid 5673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5676] <... setpgid resumed>) = 0 [pid 5674] <... setpgid resumed>) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5673] <... prctl resumed>) = 0 [pid 5676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5675] <... prctl resumed>) = 0 [pid 5674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5673] setpgid(0, 0 [pid 5675] setpgid(0, 0 [pid 5673] <... setpgid resumed>) = 0 [pid 5675] <... setpgid resumed>) = 0 [pid 5673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5673] <... openat resumed>) = 3 [pid 5675] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5677 attached [pid 5676] <... openat resumed>) = 3 [pid 5675] <... write resumed>) = 4 [pid 5674] <... openat resumed>) = 3 [pid 5673] write(3, "1000", 4 [pid 5677] set_robust_list(0x55558d6917a0, 24 [pid 5676] write(3, "1000", 4 [pid 5675] close(3 [pid 5674] write(3, "1000", 4 [pid 5673] <... write resumed>) = 4 [pid 5677] <... set_robust_list resumed>) = 0 [pid 5676] <... write resumed>) = 4 [pid 5675] <... close resumed>) = 0 [pid 5674] <... write resumed>) = 4 [pid 5673] close(3 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5677 [pid 5677] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] close(3 [pid 5675] symlink("/dev/binderfs", "./binderfs" [pid 5674] close(3 [pid 5673] <... close resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] <... close resumed>) = 0 [pid 5675] <... symlink resumed>) = 0 [pid 5674] <... close resumed>) = 0 [pid 5673] symlink("/dev/binderfs", "./binderfs" [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5677] chdir("./3" [pid 5675] write(1, "executing program\n", 18 [pid 5674] symlink("/dev/binderfs", "./binderfs" [pid 5676] symlink("/dev/binderfs", "./binderfs" [pid 5677] <... chdir resumed>) = 0 [pid 5675] <... write resumed>) = 18 [pid 5673] <... symlink resumed>) = 0 executing program [pid 5674] <... symlink resumed>) = 0 [pid 5677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5676] <... symlink resumed>) = 0 [pid 5677] <... prctl resumed>) = 0 [pid 5675] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5674] write(1, "executing program\n", 18 [pid 5673] write(1, "executing program\n", 18 [pid 5676] write(1, "executing program\n", 18 [pid 5677] setpgid(0, 0 [pid 5675] <... futex resumed>) = 0 executing program executing program executing program [pid 5677] <... setpgid resumed>) = 0 [pid 5676] <... write resumed>) = 18 [pid 5675] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5674] <... write resumed>) = 18 [pid 5673] <... write resumed>) = 18 [pid 5677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5676] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5674] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5676] <... futex resumed>) = 0 [pid 5675] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5674] <... futex resumed>) = 0 [pid 5673] <... futex resumed>) = 0 [pid 5674] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5673] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5676] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5677] <... openat resumed>) = 3 [pid 5676] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5676] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5675] <... mmap resumed>) = 0x7f8428e95000 [pid 5676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5674] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5673] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5676] <... mmap resumed>) = 0x7f8428e95000 [pid 5674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5677] write(3, "1000", 4 [pid 5676] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5675] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5677] <... write resumed>) = 4 [pid 5676] <... mprotect resumed>) = 0 [pid 5675] <... mprotect resumed>) = 0 [pid 5674] <... mmap resumed>) = 0x7f8428e95000 [pid 5673] <... mmap resumed>) = 0x7f8428e95000 [pid 5675] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5674] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5673] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5676] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5677] close(3 [pid 5675] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5676] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5674] <... mprotect resumed>) = 0 [pid 5673] <... mprotect resumed>) = 0 [pid 5676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5675] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5677] <... close resumed>) = 0 [pid 5674] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5673] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5679 attached ci2-upstream-fs/strace-static-x86_64: Process 5678 attached [pid 5677] symlink("/dev/binderfs", "./binderfs" [pid 5674] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5673] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5679] 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 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 5675] <... clone3 resumed> => {parent_tid=[5678]}, 88) = 5678 [pid 5675] rt_sigprocmask(SIG_SETMASK, [] [pid 5673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5679] <... rseq resumed>) = 0 [pid 5678] <... rseq resumed>) = 0 [pid 5676] <... clone3 resumed> => {parent_tid=[5679]}, 88) = 5679 [pid 5675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5680 attached [pid 5679] set_robust_list(0x7f8428eb59a0, 24 [pid 5678] set_robust_list(0x7f8428eb59a0, 24 [pid 5677] <... symlink resumed>) = 0 [pid 5676] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000ci2-upstream-fs/strace-static-x86_64: Process 5681 attached [pid 5680] 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 5679] <... set_robust_list resumed>) = 0 [pid 5678] <... set_robust_list resumed>) = 0 [pid 5677] write(1, "executing program\n", 18 [pid 5676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5675] <... futex resumed>) = 0 executing program [pid 5673] <... clone3 resumed> => {parent_tid=[5680]}, 88) = 5680 [pid 5681] 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 5680] <... rseq resumed>) = 0 [pid 5679] rt_sigprocmask(SIG_SETMASK, [] [pid 5678] rt_sigprocmask(SIG_SETMASK, [] [pid 5677] <... write resumed>) = 18 [pid 5676] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... clone3 resumed> => {parent_tid=[5681]}, 88) = 5681 [pid 5673] rt_sigprocmask(SIG_SETMASK, [] [pid 5681] <... rseq resumed>) = 0 [pid 5680] set_robust_list(0x7f8428eb59a0, 24 [pid 5679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5677] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5676] <... futex resumed>) = 0 [pid 5674] rt_sigprocmask(SIG_SETMASK, [] [pid 5680] <... set_robust_list resumed>) = 0 [pid 5674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5680] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5681] set_robust_list(0x7f8428eb59a0, 24 [pid 5679] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5677] <... futex resumed>) = 0 [pid 5674] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5681] <... set_robust_list resumed>) = 0 [pid 5680] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5678] <... mkdirat resumed>) = 0 [pid 5677] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5674] <... futex resumed>) = 0 [pid 5681] rt_sigprocmask(SIG_SETMASK, [] [pid 5673] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5673] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5680] <... futex resumed>) = 0 [pid 5677] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5674] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5681] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5680] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5678] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] <... futex resumed>) = 1 [pid 5677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5681] <... mkdirat resumed>) = 0 [pid 5680] <... mkdirat resumed>) = 0 [pid 5679] <... mkdirat resumed>) = 0 [pid 5678] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] <... mmap resumed>) = 0x7f8428e95000 [pid 5675] <... futex resumed>) = 0 [pid 5681] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5680] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5675] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] <... futex resumed>) = 1 [pid 5680] <... futex resumed>) = 1 [pid 5679] <... futex resumed>) = 1 [pid 5678] <... futex resumed>) = 0 [pid 5677] <... mprotect resumed>) = 0 [pid 5676] <... futex resumed>) = 0 [pid 5675] <... futex resumed>) = 1 [pid 5674] <... futex resumed>) = 0 [pid 5673] <... futex resumed>) = 0 [pid 5681] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5680] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5678] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5677] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5676] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5678] <... mount resumed>) = 0 [pid 5677] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5676] <... futex resumed>) = 0 [pid 5674] <... futex resumed>) = 0 [pid 5673] <... futex resumed>) = 0 [pid 5681] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5680] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5679] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5678] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5676] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-upstream-fs/strace-static-x86_64: Process 5682 attached [pid 5681] <... mount resumed>) = 0 [pid 5680] <... mount resumed>) = 0 [pid 5679] <... mount resumed>) = 0 [pid 5678] <... futex resumed>) = 1 [pid 5675] <... futex resumed>) = 0 [pid 5682] 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 5681] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5675] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... rseq resumed>) = 0 [pid 5681] <... futex resumed>) = 1 [pid 5680] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] <... clone3 resumed> => {parent_tid=[5682]}, 88) = 5682 [pid 5675] <... futex resumed>) = 0 [pid 5674] <... futex resumed>) = 0 [pid 5682] set_robust_list(0x7f8428eb59a0, 24 [pid 5680] <... futex resumed>) = 1 [pid 5681] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] <... futex resumed>) = 1 [pid 5678] <... openat resumed>) = 3 [pid 5677] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... futex resumed>) = 0 [pid 5676] <... futex resumed>) = 0 [pid 5682] <... set_robust_list resumed>) = 0 [pid 5681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5680] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5678] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5674] <... futex resumed>) = 0 [pid 5673] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] rt_sigprocmask(SIG_SETMASK, [] [pid 5681] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5678] <... futex resumed>) = 1 [pid 5677] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5676] <... futex resumed>) = 0 [pid 5675] <... futex resumed>) = 0 [pid 5674] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] <... futex resumed>) = 0 [pid 5682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5681] <... openat resumed>) = 3 [pid 5680] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5679] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5678] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5677] <... futex resumed>) = 0 [pid 5676] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5675] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5682] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5681] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5680] <... openat resumed>) = 3 [pid 5679] <... openat resumed>) = 3 [pid 5678] <... pwrite64 resumed>) = 4 [pid 5677] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5675] <... futex resumed>) = 0 [pid 5681] <... futex resumed>) = 1 [pid 5675] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... futex resumed>) = 0 [pid 5678] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... mkdirat resumed>) = 0 [pid 5680] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5680] <... futex resumed>) = 1 [pid 5679] <... futex resumed>) = 1 [pid 5678] <... futex resumed>) = 0 [pid 5675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5674] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... futex resumed>) = 0 [pid 5682] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5676] <... futex resumed>) = 0 [pid 5678] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5675] exit_group(0 [pid 5680] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5674] <... futex resumed>) = 0 [pid 5679] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5673] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] <... pwrite64 resumed>) = 4 [pid 5682] <... futex resumed>) = 1 [pid 5681] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5680] <... pwrite64 resumed>) = 4 [pid 5679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5678] <... futex resumed>) = ? [pid 5677] <... futex resumed>) = 0 [pid 5676] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] <... exit_group resumed>) = ? [pid 5674] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] <... futex resumed>) = 0 [pid 5682] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5676] <... futex resumed>) = 0 [pid 5674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5673] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5677] <... futex resumed>) = 0 [pid 5682] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5681] <... futex resumed>) = 0 [pid 5680] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5682] <... mount resumed>) = 0 [pid 5681] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5680] <... futex resumed>) = 1 [pid 5679] <... pwrite64 resumed>) = 4 [pid 5676] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] exit_group(0 [pid 5673] <... futex resumed>) = 0 [pid 5682] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5680] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] exit_group(0 [pid 5674] <... exit_group resumed>) = ? [pid 5681] <... futex resumed>) = ? [pid 5682] <... futex resumed>) = 1 [pid 5680] <... futex resumed>) = ? [pid 5677] <... futex resumed>) = 0 [pid 5673] <... exit_group resumed>) = ? [pid 5682] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5680] +++ exited with 0 +++ [pid 5677] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] <... futex resumed>) = 1 [pid 5678] +++ exited with 0 +++ [pid 5676] <... futex resumed>) = 0 [pid 5675] +++ exited with 0 +++ [pid 5682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] <... futex resumed>) = 0 [pid 5676] exit_group(0 [pid 5682] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5679] <... futex resumed>) = ? [pid 5677] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5676] <... exit_group resumed>) = ? [pid 5673] +++ exited with 0 +++ [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5675, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5681] +++ exited with 0 +++ [pid 5674] +++ exited with 0 +++ [pid 5682] <... openat resumed>) = 3 [pid 5679] +++ exited with 0 +++ [pid 5682] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5674, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5682] <... futex resumed>) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5673, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5682] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5677] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5682] <... pwrite64 resumed>) = 4 [pid 5677] <... futex resumed>) = 0 [pid 5676] +++ exited with 0 +++ [pid 5640] <... restart_syscall resumed>) = 0 [pid 5682] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... restart_syscall resumed>) = 0 [pid 5682] <... futex resumed>) = 0 [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5682] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5677] exit_group(0 [pid 5644] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5682] <... futex resumed>) = ? [pid 5677] <... exit_group resumed>) = ? [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5682] +++ exited with 0 +++ [pid 5644] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... restart_syscall resumed>) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5644] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] getdents64(3 [pid 5639] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5677] +++ exited with 0 +++ [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... openat resumed>) = 3 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] fstat(3 [pid 5639] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] newfstatat(AT_FDCWD, "./3/binderfs" [pid 5641] <... openat resumed>) = 3 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5677, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5641] fstat(3 [pid 5640] getdents64(3 [pid 5639] <... openat resumed>) = 3 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] fstat(3 [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5644] unlink("./3/binderfs" [pid 5641] getdents64(3 [pid 5640] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5644] <... unlink resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] getdents64(3 [pid 5644] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] newfstatat(AT_FDCWD, "./3/binderfs" [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] newfstatat(AT_FDCWD, "./3/binderfs" [pid 5640] unlink("./3/binderfs" [pid 5639] newfstatat(AT_FDCWD, "./3/binderfs" [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... unlink resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] unlink("./3/binderfs" [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... unlink resumed>) = 0 [pid 5639] unlink("./3/binderfs" [pid 5638] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... openat resumed>) = 3 [pid 5639] <... unlink resumed>) = 0 [pid 5638] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] getdents64(3 [pid 5639] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] unlink("./3/binderfs") = 0 [pid 5638] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... umount2 resumed>) = 0 [pid 5644] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5644] newfstatat(AT_FDCWD, "./3/sys", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, "./3/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5644] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] getdents64(4, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] getdents64(4, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5644] close(4) = 0 [pid 5644] rmdir("./3/sys") = 0 [pid 5644] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5644] close(3) = 0 [pid 5644] rmdir("./3") = 0 [pid 5644] mkdir("./4", 0777) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5683 attached , child_tidptr=0x55558d691790) = 5683 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5683] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5683] chdir("./4") = 0 [pid 5683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5683] setpgid(0, 0) = 0 [pid 5683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5683] write(3, "1000", 4) = 4 [pid 5683] close(3) = 0 [pid 5683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5683] write(1, "executing program\n", 18) = 18 executing program [pid 5683] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5683] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5683] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5683] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5684 attached => {parent_tid=[5684]}, 88) = 5684 [pid 5683] rt_sigprocmask(SIG_SETMASK, [] [pid 5684] 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 5641] <... umount2 resumed>) = 0 [pid 5640] <... umount2 resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5684] <... rseq resumed>) = 0 [pid 5683] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5684] set_robust_list(0x7f8428eb59a0, 24 [pid 5683] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./3/sys" [pid 5640] newfstatat(AT_FDCWD, "./3/sys" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5684] <... set_robust_list resumed>) = 0 [pid 5683] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./3/sys" [pid 5684] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] newfstatat(AT_FDCWD, "./3/sys" [pid 5684] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5684] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./3/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] openat(AT_FDCWD, "./3/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] openat(AT_FDCWD, "./3/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... openat resumed>) = 4 [pid 5640] <... openat resumed>) = 4 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] fstat(4 [pid 5638] openat(AT_FDCWD, "./3/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] openat(AT_FDCWD, "./3/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] fstat(4 [pid 5641] getdents64(4 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... openat resumed>) = 4 [pid 5638] <... openat resumed>) = 4 [pid 5684] <... mkdirat resumed>) = 0 [pid 5638] fstat(4 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] getdents64(4 [pid 5639] fstat(4 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5684] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] getdents64(4 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5683] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] getdents64(4 [pid 5639] getdents64(4 [pid 5638] getdents64(4 [pid 5683] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] close(4 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5684] <... futex resumed>) = 1 [pid 5683] <... futex resumed>) = 0 [pid 5641] <... close resumed>) = 0 [pid 5640] close(4 [pid 5684] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5683] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] rmdir("./3/sys" [pid 5640] <... close resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5684] <... mount resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] rmdir("./3/sys" [pid 5639] getdents64(4 [pid 5638] getdents64(4 [pid 5684] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] getdents64(3 [pid 5684] <... futex resumed>) = 1 [pid 5683] <... futex resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5683] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5684] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5683] <... futex resumed>) = 0 [pid 5641] close(3 [pid 5640] getdents64(3 [pid 5639] close(4 [pid 5638] close(4 [pid 5683] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] <... close resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5640] close(3 [pid 5684] <... openat resumed>) = 3 [pid 5641] <... close resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] rmdir("./3/sys" [pid 5638] rmdir("./3/sys" [pid 5684] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] rmdir("./3" [pid 5640] rmdir("./3" [pid 5638] <... rmdir resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5638] getdents64(3 [pid 5684] <... futex resumed>) = 1 [pid 5683] <... futex resumed>) = 0 [pid 5641] mkdir("./4", 0777 [pid 5639] getdents64(3 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5684] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5683] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] mkdir("./4", 0777 [pid 5684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5683] <... futex resumed>) = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(3 [pid 5684] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5683] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... mkdir resumed>) = 0 [pid 5684] <... pwrite64 resumed>) = 4 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] close(3 [pid 5638] <... close resumed>) = 0 [pid 5684] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] <... close resumed>) = 0 [pid 5638] rmdir("./3" [pid 5684] <... futex resumed>) = 1 [pid 5683] <... futex resumed>) = 0 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] rmdir("./3" [pid 5684] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5683] exit_group(0) = ? [pid 5684] <... futex resumed>) = ? [pid 5684] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5685 attached [pid 5685] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5685] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5685 [pid 5639] <... rmdir resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5686 attached [pid 5685] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5683] +++ exited with 0 +++ [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] mkdir("./4", 0777 [pid 5638] <... rmdir resumed>) = 0 [pid 5686] set_robust_list(0x55558d6917a0, 24 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5683, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5686 [pid 5686] <... set_robust_list resumed>) = 0 [pid 5685] chdir("./4" [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] mkdir("./4", 0777 [pid 5686] rt_sigprocmask(SIG_SETMASK, [] [pid 5685] <... chdir resumed>) = 0 [pid 5685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5685] setpgid(0, 0) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... mkdir resumed>) = 0 [pid 5686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... mkdir resumed>) = 0 [pid 5686] chdir("./4" [pid 5685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5686] <... chdir resumed>) = 0 [pid 5685] <... openat resumed>) = 3 [pid 5644] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5685] write(3, "1000", 4 [pid 5644] <... openat resumed>) = 3 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5686] <... prctl resumed>) = 0 [pid 5685] <... write resumed>) = 4 [pid 5644] fstat(3 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5686] setpgid(0, 0 [pid 5685] close(3 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5686] <... setpgid resumed>) = 0 [pid 5685] <... close resumed>) = 0 [pid 5644] getdents64(3, 0x55558d692850 /* 4 entries */, 32768) = 104 ci2-upstream-fs/strace-static-x86_64: Process 5688 attached ci2-upstream-fs/strace-static-x86_64: Process 5687 attached [pid 5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5685] symlink("/dev/binderfs", "./binderfs" [pid 5644] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5688 [pid 5688] set_robust_list(0x55558d6917a0, 24 [pid 5687] set_robust_list(0x55558d6917a0, 24 [pid 5685] <... symlink resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5686] <... openat resumed>) = 3 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5687 [pid 5688] <... set_robust_list resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5687] <... set_robust_list resumed>) = 0 [pid 5686] write(3, "1000", 4 [pid 5644] newfstatat(AT_FDCWD, "./4/binderfs" [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5688] rt_sigprocmask(SIG_SETMASK, [] [pid 5687] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5685] write(1, "executing program\n", 18 [pid 5688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5686] <... write resumed>) = 4 [pid 5685] <... write resumed>) = 18 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5688] chdir("./4" [pid 5687] chdir("./4" [pid 5686] close(3 [pid 5685] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... close resumed>) = 0 [pid 5685] <... futex resumed>) = 0 [pid 5644] unlink("./4/binderfs" [pid 5688] <... chdir resumed>) = 0 [pid 5687] <... chdir resumed>) = 0 [pid 5686] symlink("/dev/binderfs", "./binderfs" [pid 5685] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5685] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5686] <... symlink resumed>) = 0 [pid 5685] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5687] <... prctl resumed>) = 0 [pid 5688] <... prctl resumed>) = 0 [pid 5685] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5688] setpgid(0, 0 [pid 5687] setpgid(0, 0 [pid 5686] write(1, "executing program\n", 18 [pid 5685] <... mmap resumed>) = 0x7f8428e95000 [pid 5644] <... unlink resumed>) = 0 [pid 5688] <... setpgid resumed>) = 0 executing program [pid 5687] <... setpgid resumed>) = 0 [pid 5686] <... write resumed>) = 18 [pid 5685] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5686] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] <... mprotect resumed>) = 0 [pid 5688] <... openat resumed>) = 3 [pid 5686] <... futex resumed>) = 0 [pid 5688] write(3, "1000", 4 [pid 5687] <... openat resumed>) = 3 [pid 5686] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5685] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5687] write(3, "1000", 4 [pid 5688] <... write resumed>) = 4 [pid 5687] <... write resumed>) = 4 [pid 5686] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5685] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5688] close(3 [pid 5687] close(3 [pid 5686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5689 attached [pid 5688] <... close resumed>) = 0 [pid 5687] <... close resumed>) = 0 [pid 5686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5689] 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 5688] symlink("/dev/binderfs", "./binderfs" [pid 5687] symlink("/dev/binderfs", "./binderfs" [pid 5686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5685] <... clone3 resumed> => {parent_tid=[5689]}, 88) = 5689 [pid 5689] <... rseq resumed>) = 0 [pid 5688] <... symlink resumed>) = 0 [pid 5686] <... mmap resumed>) = 0x7f8428e95000 [pid 5687] <... symlink resumed>) = 0 [pid 5685] rt_sigprocmask(SIG_SETMASK, [] [pid 5689] set_robust_list(0x7f8428eb59a0, 24) = 0 [pid 5686] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5685] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5689] rt_sigprocmask(SIG_SETMASK, [] [pid 5688] write(1, "executing program\n", 18 [pid 5686] <... mprotect resumed>) = 0 executing program [pid 5685] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5688] <... write resumed>) = 18 [pid 5687] write(1, "executing program\n", 18 [pid 5686] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5685] <... futex resumed>) = 0 executing program [pid 5689] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 5688] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... write resumed>) = 18 [pid 5686] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5685] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] <... futex resumed>) = 0 [pid 5688] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5687] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5689] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... rt_sigaction resumed>, NULL, 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5687] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5644] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5689] <... futex resumed>) = 1 [pid 5685] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5690 attached [pid 5689] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5687] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5685] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5690] 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 5689] <... mount resumed>) = 0 [pid 5688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5686] <... clone3 resumed> => {parent_tid=[5690]}, 88) = 5690 [pid 5685] <... futex resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./4/sys" [pid 5690] <... rseq resumed>) = 0 [pid 5689] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5686] rt_sigprocmask(SIG_SETMASK, [] [pid 5685] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5690] set_robust_list(0x7f8428eb59a0, 24 [pid 5689] <... futex resumed>) = 0 [pid 5688] <... mmap resumed>) = 0x7f8428e95000 [pid 5687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5690] <... set_robust_list resumed>) = 0 [pid 5689] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5687] <... mmap resumed>) = 0x7f8428e95000 [pid 5686] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5690] rt_sigprocmask(SIG_SETMASK, [] [pid 5687] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5688] <... mprotect resumed>) = 0 [pid 5687] <... mprotect resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5685] <... futex resumed>) = 0 [pid 5644] openat(AT_FDCWD, "./4/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5690] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5689] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5688] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5687] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5686] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5685] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... openat resumed>) = 4 [pid 5690] <... mkdirat resumed>) = 0 [pid 5689] <... openat resumed>) = 3 [pid 5688] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] fstat(4 [pid 5688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5691 attached [pid 5689] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5690] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] getdents64(4 [pid 5691] 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 5690] <... futex resumed>) = 1 [pid 5689] <... futex resumed>) = 1 [pid 5687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5686] <... futex resumed>) = 0 [pid 5685] <... futex resumed>) = 0 [pid 5691] <... rseq resumed>) = 0 [pid 5690] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5689] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] <... clone3 resumed> => {parent_tid=[5691]}, 88) = 5691 [pid 5685] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 ci2-upstream-fs/strace-static-x86_64: Process 5692 attached [pid 5691] set_robust_list(0x7f8428eb59a0, 24 [pid 5690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5688] rt_sigprocmask(SIG_SETMASK, [] [pid 5686] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] <... futex resumed>) = 0 [pid 5644] getdents64(4 [pid 5692] 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] <... set_robust_list resumed>) = 0 [pid 5690] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5689] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5687] <... clone3 resumed> => {parent_tid=[5692]}, 88) = 5692 [pid 5686] <... futex resumed>) = 0 [pid 5685] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5692] <... rseq resumed>) = 0 [pid 5691] rt_sigprocmask(SIG_SETMASK, [] [pid 5689] <... pwrite64 resumed>) = 4 [pid 5688] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] rt_sigprocmask(SIG_SETMASK, [] [pid 5686] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5692] set_robust_list(0x7f8428eb59a0, 24 [pid 5691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5690] <... mount resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] close(4 [pid 5692] <... set_robust_list resumed>) = 0 [pid 5691] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5690] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... close resumed>) = 0 [pid 5692] rt_sigprocmask(SIG_SETMASK, [] [pid 5691] <... mkdirat resumed>) = 0 [pid 5690] <... futex resumed>) = 1 [pid 5689] <... futex resumed>) = 1 [pid 5687] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5685] <... futex resumed>) = 0 [pid 5644] rmdir("./4/sys" [pid 5692] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5691] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5689] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5687] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] exit_group(0 [pid 5644] <... rmdir resumed>) = 0 [pid 5692] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5691] <... futex resumed>) = 1 [pid 5690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5689] <... futex resumed>) = ? [pid 5688] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5685] <... exit_group resumed>) = ? [pid 5644] getdents64(3 [pid 5691] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5689] +++ exited with 0 +++ [pid 5688] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5692] <... mkdirat resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5692] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... futex resumed>) = 0 [pid 5692] <... futex resumed>) = 1 [pid 5691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5690] <... openat resumed>) = 3 [pid 5687] <... futex resumed>) = 0 [pid 5644] close(3 [pid 5692] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5688] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5690] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5692] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5691] <... mount resumed>) = 0 [pid 5690] <... futex resumed>) = 1 [pid 5687] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] <... futex resumed>) = 0 [pid 5644] rmdir("./4" [pid 5692] <... mount resumed>) = 0 [pid 5686] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] +++ exited with 0 +++ [pid 5686] <... futex resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5686] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5692] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5692] <... futex resumed>) = 1 [pid 5687] <... futex resumed>) = 0 [pid 5692] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] <... pwrite64 resumed>) = 4 [pid 5692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5687] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5687] <... futex resumed>) = 0 [pid 5692] <... openat resumed>) = 3 [pid 5691] <... futex resumed>) = 1 [pid 5690] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... futex resumed>) = 0 [pid 5687] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... restart_syscall resumed>) = 0 [pid 5692] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5692] <... futex resumed>) = 0 [pid 5691] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] <... futex resumed>) = 1 [pid 5687] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... futex resumed>) = 0 [pid 5692] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5690] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... futex resumed>) = 0 [pid 5686] exit_group(0 [pid 5641] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5692] <... pwrite64 resumed>) = 4 [pid 5687] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] <... exit_group resumed>) = ? [pid 5691] <... futex resumed>) = 0 [pid 5690] <... futex resumed>) = ? [pid 5688] <... futex resumed>) = 1 [pid 5692] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5688] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5692] <... futex resumed>) = 1 [pid 5687] <... futex resumed>) = 0 [pid 5641] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5692] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5687] exit_group(0 [pid 5641] <... openat resumed>) = 3 [pid 5692] <... futex resumed>) = ? [pid 5687] <... exit_group resumed>) = ? [pid 5691] <... openat resumed>) = 3 [pid 5641] fstat(3 [pid 5691] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5691] <... futex resumed>) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5691] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5688] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] getdents64(3 [pid 5688] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5688] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5691] <... pwrite64 resumed>) = 4 [pid 5641] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5691] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5691] <... futex resumed>) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./4/binderfs" [pid 5692] +++ exited with 0 +++ [pid 5691] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] exit_group(0 [pid 5687] +++ exited with 0 +++ [pid 5644] <... rmdir resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5690] +++ exited with 0 +++ [pid 5686] +++ exited with 0 +++ [pid 5641] unlink("./4/binderfs" [pid 5691] <... futex resumed>) = ? [pid 5688] <... exit_group resumed>) = ? [pid 5644] mkdir("./5", 0777 [pid 5641] <... unlink resumed>) = 0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5686, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5691] +++ exited with 0 +++ [pid 5641] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5644] <... mkdir resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5688] +++ exited with 0 +++ [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5688, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5693 attached [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5693 [pid 5693] set_robust_list(0x55558d6917a0, 24 [pid 5639] <... restart_syscall resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5693] <... set_robust_list resumed>) = 0 [pid 5638] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... umount2 resumed>) = 0 [pid 5640] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5693] chdir("./5" [pid 5641] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... openat resumed>) = 3 [pid 5693] <... chdir resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./4/sys" [pid 5640] <... openat resumed>) = 3 [pid 5639] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] fstat(3 [pid 5693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5693] <... prctl resumed>) = 0 [pid 5641] openat(AT_FDCWD, "./4/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] getdents64(3 [pid 5639] <... openat resumed>) = 3 [pid 5638] fstat(3 [pid 5693] setpgid(0, 0 [pid 5641] <... openat resumed>) = 4 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] fstat(4 [pid 5693] <... setpgid resumed>) = 0 [pid 5640] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] fstat(3 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] getdents64(3 [pid 5693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] getdents64(4 [pid 5640] newfstatat(AT_FDCWD, "./4/binderfs" [pid 5639] getdents64(3 [pid 5693] <... openat resumed>) = 3 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] getdents64(4 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5693] write(3, "1000", 4 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] unlink("./4/binderfs" [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5693] <... write resumed>) = 4 [pid 5641] close(4 [pid 5640] <... unlink resumed>) = 0 [pid 5639] newfstatat(AT_FDCWD, "./4/binderfs" [pid 5638] newfstatat(AT_FDCWD, "./4/binderfs" [pid 5693] close(3 [pid 5641] <... close resumed>) = 0 [pid 5693] <... close resumed>) = 0 [pid 5641] rmdir("./4/sys" [pid 5640] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5693] symlink("/dev/binderfs", "./binderfs" [pid 5639] unlink("./4/binderfs" [pid 5638] unlink("./4/binderfs" [pid 5639] <... unlink resumed>) = 0 [pid 5693] <... symlink resumed>) = 0 [pid 5639] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... unlink resumed>) = 0 [pid 5693] write(1, "executing program\n", 18 [pid 5641] <... rmdir resumed>) = 0 executing program [pid 5693] <... write resumed>) = 18 [pid 5638] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5693] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] getdents64(3 [pid 5693] <... futex resumed>) = 0 [pid 5693] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5693] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5641] close(3 [pid 5693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5641] <... close resumed>) = 0 [pid 5641] rmdir("./4" [pid 5693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5641] <... rmdir resumed>) = 0 [pid 5693] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] mkdir("./5", 0777 [pid 5693] <... mprotect resumed>) = 0 [pid 5693] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5694 attached => {parent_tid=[5694]}, 88) = 5694 [pid 5694] 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 5693] rt_sigprocmask(SIG_SETMASK, [] [pid 5694] set_robust_list(0x7f8428eb59a0, 24 [pid 5693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5694] <... set_robust_list resumed>) = 0 [pid 5693] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] rt_sigprocmask(SIG_SETMASK, [] [pid 5693] <... futex resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5694] mkdirat(AT_FDCWD, "./sys", 0777ci2-upstream-fs/strace-static-x86_64: Process 5695 attached [pid 5695] set_robust_list(0x55558d6917a0, 24 [pid 5694] <... mkdirat resumed>) = 0 [pid 5695] <... set_robust_list resumed>) = 0 [pid 5694] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5695 [pid 5640] <... umount2 resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5640] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5694] <... futex resumed>) = 1 [pid 5693] <... futex resumed>) = 0 [pid 5695] rt_sigprocmask(SIG_SETMASK, [] [pid 5694] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] newfstatat(AT_FDCWD, "./4/sys" [pid 5639] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5693] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5694] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5693] <... futex resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = 0 [pid 5694] <... mount resumed>) = 0 [pid 5693] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] newfstatat(AT_FDCWD, "./4/sys" [pid 5638] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5695] chdir("./5") = 0 [pid 5694] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] openat(AT_FDCWD, "./4/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5694] <... futex resumed>) = 1 [pid 5693] <... futex resumed>) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] newfstatat(AT_FDCWD, "./4/sys" [pid 5695] <... prctl resumed>) = 0 [pid 5694] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5693] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5695] setpgid(0, 0 [pid 5694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5693] <... futex resumed>) = 0 [pid 5640] fstat(4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5695] <... setpgid resumed>) = 0 [pid 5694] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5693] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./4/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5694] <... openat resumed>) = 3 [pid 5640] getdents64(4, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] openat(AT_FDCWD, "./4/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5695] <... openat resumed>) = 3 [pid 5694] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5695] write(3, "1000", 4 [pid 5694] <... futex resumed>) = 1 [pid 5693] <... futex resumed>) = 0 [pid 5640] getdents64(4 [pid 5639] <... openat resumed>) = 4 [pid 5638] openat(AT_FDCWD, "./4/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5695] <... write resumed>) = 4 [pid 5694] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5693] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] fstat(4 [pid 5695] close(3 [pid 5694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5693] <... futex resumed>) = 0 [pid 5640] close(4 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5695] <... close resumed>) = 0 [pid 5694] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5693] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... close resumed>) = 0 [pid 5639] getdents64(4 [pid 5638] fstat(4 [pid 5695] symlink("/dev/binderfs", "./binderfs" [pid 5694] <... pwrite64 resumed>) = 4 [pid 5640] rmdir("./4/sys" [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] getdents64(4 [pid 5638] getdents64(4 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5694] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... rmdir resumed>) = 0 [pid 5695] <... symlink resumed>) = 0 [pid 5694] <... futex resumed>) = 1 [pid 5693] <... futex resumed>) = 0 [pid 5639] close(4 [pid 5640] getdents64(3 [pid 5638] getdents64(4 [pid 5695] write(1, "executing program\n", 18 [pid 5694] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5693] exit_group(0 [pid 5639] <... close resumed>) = 0 executing program [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5695] <... write resumed>) = 18 [pid 5694] <... futex resumed>) = ? [pid 5693] <... exit_group resumed>) = ? [pid 5640] close(3 [pid 5639] rmdir("./4/sys" [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5694] +++ exited with 0 +++ [pid 5640] <... close resumed>) = 0 [pid 5640] rmdir("./4" [pid 5639] <... rmdir resumed>) = 0 [pid 5638] close(4 [pid 5639] getdents64(3 [pid 5695] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] +++ exited with 0 +++ [pid 5640] <... rmdir resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5640] mkdir("./5", 0777 [pid 5638] rmdir("./4/sys" [pid 5695] <... futex resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5695] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5639] close(3 [pid 5695] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5640] <... mkdir resumed>) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5639] <... close resumed>) = 0 [pid 5695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] rmdir("./4" [pid 5638] getdents64(3 [pid 5695] <... mmap resumed>) = 0x7f8428e95000 [pid 5644] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5695] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(3) = 0 [pid 5638] rmdir("./4" [pid 5695] <... mprotect resumed>) = 0 [pid 5644] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... rmdir resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5696 attached [pid 5644] <... openat resumed>) = 3 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5696 [pid 5696] set_robust_list(0x55558d6917a0, 24 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] mkdir("./5", 0777 [pid 5696] <... set_robust_list resumed>) = 0 [pid 5644] fstat(3 [pid 5695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5696] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... mkdir resumed>) = 0 [pid 5695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] getdents64(3 [pid 5696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] mkdir("./5", 0777ci2-upstream-fs/strace-static-x86_64: Process 5697 attached [pid 5696] chdir("./5" [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5696] <... chdir resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5697] 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 5696] setpgid(0, 0 [pid 5695] <... clone3 resumed> => {parent_tid=[5697]}, 88) = 5697 [pid 5644] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5697] <... rseq resumed>) = 0 [pid 5696] <... setpgid resumed>) = 0 [pid 5695] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5698 attached [pid 5697] set_robust_list(0x7f8428eb59a0, 24 [pid 5696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] newfstatat(AT_FDCWD, "./5/binderfs" [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5698] set_robust_list(0x55558d6917a0, 24 [pid 5697] <... set_robust_list resumed>) = 0 [pid 5696] <... openat resumed>) = 3 [pid 5695] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5698] <... set_robust_list resumed>) = 0 [pid 5697] rt_sigprocmask(SIG_SETMASK, [] [pid 5695] <... futex resumed>) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5698 ci2-upstream-fs/strace-static-x86_64: Process 5699 attached [pid 5698] rt_sigprocmask(SIG_SETMASK, [] [pid 5697] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5696] write(3, "1000", 4 [pid 5695] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] unlink("./5/binderfs" [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5696] <... write resumed>) = 4 [pid 5644] <... unlink resumed>) = 0 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5699 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5699] set_robust_list(0x55558d6917a0, 24 [pid 5698] chdir("./5" [pid 5697] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5696] close(3 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5699] <... set_robust_list resumed>) = 0 [pid 5698] <... chdir resumed>) = 0 [pid 5696] <... close resumed>) = 0 [pid 5644] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5699] rt_sigprocmask(SIG_SETMASK, [] [pid 5696] symlink("/dev/binderfs", "./binderfs" [pid 5699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5696] <... symlink resumed>) = 0 [pid 5698] <... prctl resumed>) = 0 [pid 5699] chdir("./5" [pid 5698] setpgid(0, 0 [pid 5697] <... mkdirat resumed>) = 0 [pid 5698] <... setpgid resumed>) = 0 [pid 5699] <... chdir resumed>) = 0 [pid 5696] write(1, "executing program\n", 18 [pid 5699] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 5698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5696] <... write resumed>) = 18 [pid 5699] <... prctl resumed>) = 0 [pid 5697] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] setpgid(0, 0 [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5699] <... setpgid resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5695] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5696] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5697] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5699] <... openat resumed>) = 3 [pid 5696] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5697] <... mount resumed>) = 0 [pid 5696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5695] <... futex resumed>) = 0 [pid 5699] write(3, "1000", 4 [pid 5696] <... mmap resumed>) = 0x7f8428e95000 [pid 5695] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5699] <... write resumed>) = 4 [pid 5699] close(3 [pid 5697] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5695] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5695] <... futex resumed>) = 0 [pid 5695] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5699] <... close resumed>) = 0 [pid 5696] <... mprotect resumed>) = 0 [pid 5699] symlink("/dev/binderfs", "./binderfs" [pid 5697] <... openat resumed>) = 3 [pid 5696] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5699] <... symlink resumed>) = 0 [pid 5696] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5699] write(1, "executing program\n", 18 executing program [pid 5696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5700 attached [pid 5699] <... write resumed>) = 18 [pid 5698] <... openat resumed>) = 3 [pid 5697] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [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(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] <... futex resumed>) = 1 [pid 5698] write(3, "1000", 4 [pid 5696] <... clone3 resumed> => {parent_tid=[5700]}, 88) = 5700 [pid 5695] <... futex resumed>) = 0 [pid 5700] <... rseq resumed>) = 0 [pid 5699] <... futex resumed>) = 0 [pid 5698] <... write resumed>) = 4 [pid 5697] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] rt_sigprocmask(SIG_SETMASK, [] [pid 5695] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5699] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5696] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] <... futex resumed>) = 0 [pid 5699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5698] close(3 [pid 5700] set_robust_list(0x7f8428eb59a0, 24 [pid 5699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5696] <... futex resumed>) = 0 [pid 5695] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] <... close resumed>) = 0 [pid 5698] symlink("/dev/binderfs", "./binderfs" [pid 5700] <... set_robust_list resumed>) = 0 [pid 5699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5697] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5696] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5700] rt_sigprocmask(SIG_SETMASK, [] [pid 5699] <... mmap resumed>) = 0x7f8428e95000 [pid 5698] <... symlink resumed>) = 0 [pid 5697] <... pwrite64 resumed>) = 4 [pid 5700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5699] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5697] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5699] <... mprotect resumed>) = 0 [pid 5698] write(1, "executing program\n", 18 [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5698] <... write resumed>) = 18 executing program [pid 5695] exit_group(0 [pid 5698] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] <... exit_group resumed>) = ? [pid 5700] <... mkdirat resumed>) = 0 [pid 5699] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5700] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5698] <... futex resumed>) = 0 [pid 5697] +++ exited with 0 +++ [pid 5695] +++ exited with 0 +++ [pid 5644] <... umount2 resumed>) = 0 [pid 5700] <... futex resumed>) = 1 [pid 5698] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5696] <... futex resumed>) = 0 [pid 5700] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5698] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5696] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5695, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 5701 attached [pid 5700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5696] <... futex resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5701] 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 5700] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5699] <... clone3 resumed> => {parent_tid=[5701]}, 88) = 5701 [pid 5698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5696] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] newfstatat(AT_FDCWD, "./5/sys" [pid 5641] <... restart_syscall resumed>) = 0 [pid 5701] <... rseq resumed>) = 0 [pid 5700] <... mount resumed>) = 0 [pid 5699] rt_sigprocmask(SIG_SETMASK, [] [pid 5698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5701] set_robust_list(0x7f8428eb59a0, 24 [pid 5698] <... mmap resumed>) = 0x7f8428e95000 [pid 5701] <... set_robust_list resumed>) = 0 [pid 5698] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5701] rt_sigprocmask(SIG_SETMASK, [] [pid 5700] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5700] <... futex resumed>) = 1 [pid 5699] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] <... mprotect resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5701] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5700] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] <... futex resumed>) = 0 [pid 5696] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] openat(AT_FDCWD, "./5/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5699] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5696] <... futex resumed>) = 0 [pid 5644] <... openat resumed>) = 4 [pid 5698] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] <... mkdirat resumed>) = 0 [pid 5700] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5698] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5696] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] fstat(4 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5701] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] <... openat resumed>) = 3 [pid 5698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5701] <... futex resumed>) = 1 [pid 5700] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... futex resumed>) = 0 [pid 5644] getdents64(4 [pid 5641] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-upstream-fs/strace-static-x86_64: Process 5702 attached [pid 5701] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5700] <... futex resumed>) = 1 [pid 5699] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5641] <... openat resumed>) = 3 [pid 5702] 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 5700] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] <... futex resumed>) = 0 [pid 5698] <... clone3 resumed> => {parent_tid=[5702]}, 88) = 5702 [pid 5696] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] getdents64(4 [pid 5702] <... rseq resumed>) = 0 [pid 5701] <... mount resumed>) = 0 [pid 5700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5699] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] rt_sigprocmask(SIG_SETMASK, [] [pid 5696] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] fstat(3 [pid 5702] set_robust_list(0x7f8428eb59a0, 24 [pid 5701] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5696] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] close(4 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5702] <... set_robust_list resumed>) = 0 [pid 5701] <... futex resumed>) = 0 [pid 5700] <... pwrite64 resumed>) = 4 [pid 5699] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... close resumed>) = 0 [pid 5702] rt_sigprocmask(SIG_SETMASK, [] [pid 5700] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... futex resumed>) = 0 [pid 5641] getdents64(3 [pid 5702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5701] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5700] <... futex resumed>) = 1 [pid 5699] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] <... futex resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5644] rmdir("./5/sys" [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5702] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5701] <... openat resumed>) = 3 [pid 5700] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5698] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5696] exit_group(0 [pid 5644] <... rmdir resumed>) = 0 [pid 5641] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5702] <... mkdirat resumed>) = 0 [pid 5701] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5696] <... exit_group resumed>) = ? [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5701] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5700] <... futex resumed>) = ? [pid 5699] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] newfstatat(AT_FDCWD, "./5/binderfs" [pid 5701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] getdents64(3 [pid 5701] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5702] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] <... pwrite64 resumed>) = 4 [pid 5699] <... futex resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5702] <... futex resumed>) = 1 [pid 5701] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] unlink("./5/binderfs" [pid 5702] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5701] <... futex resumed>) = 0 [pid 5700] +++ exited with 0 +++ [pid 5699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5698] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] +++ exited with 0 +++ [pid 5644] close(3 [pid 5641] <... unlink resumed>) = 0 [pid 5702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5701] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] exit_group(0 [pid 5698] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5702] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5701] <... futex resumed>) = ? [pid 5699] <... exit_group resumed>) = ? [pid 5698] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rmdir("./5" [pid 5641] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5701] +++ exited with 0 +++ [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5702] <... mount resumed>) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5702] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5699] +++ exited with 0 +++ [pid 5644] mkdir("./6", 0777 [pid 5698] <... futex resumed>) = 0 [pid 5644] <... mkdir resumed>) = 0 [pid 5640] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5702] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5698] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5702] <... openat resumed>) = 3 [pid 5698] <... futex resumed>) = 0 [pid 5640] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5702] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5702] <... futex resumed>) = 0 [pid 5698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5702] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5698] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... openat resumed>) = 3 [pid 5702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5698] <... futex resumed>) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5702] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5698] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] fstat(3 [pid 5702] <... pwrite64 resumed>) = 4 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5702] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] getdents64(3 [pid 5702] <... futex resumed>) = 1 [pid 5698] <... futex resumed>) = 0 [pid 5702] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5698] exit_group(0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5698] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5703 attached [pid 5702] <... futex resumed>) = ? [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5703 [pid 5703] set_robust_list(0x55558d6917a0, 24 [pid 5640] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... restart_syscall resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5703] <... set_robust_list resumed>) = 0 [pid 5703] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] newfstatat(AT_FDCWD, "./5/binderfs" [pid 5703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5702] +++ exited with 0 +++ [pid 5698] +++ exited with 0 +++ [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5703] chdir("./6" [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5640] unlink("./5/binderfs" [pid 5639] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5703] <... chdir resumed>) = 0 [pid 5703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5640] <... unlink resumed>) = 0 [pid 5703] setpgid(0, 0 [pid 5639] <... openat resumed>) = 3 [pid 5703] <... setpgid resumed>) = 0 [pid 5703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] fstat(3 [pid 5703] <... openat resumed>) = 3 [pid 5703] write(3, "1000", 4 [pid 5641] <... umount2 resumed>) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5703] <... write resumed>) = 4 [pid 5641] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] getdents64(3 [pid 5703] close(3 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5703] <... close resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./5/sys" [pid 5703] symlink("/dev/binderfs", "./binderfs" [pid 5639] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5703] <... symlink resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5703] write(1, "executing program\n", 18 [pid 5639] newfstatat(AT_FDCWD, "./5/binderfs" [pid 5703] <... write resumed>) = 18 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... openat resumed>) = 3 [pid 5703] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./5/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5703] <... futex resumed>) = 0 [pid 5641] <... openat resumed>) = 4 [pid 5639] unlink("./5/binderfs" [pid 5703] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5639] <... unlink resumed>) = 0 [pid 5641] fstat(4 [pid 5638] fstat(3 [pid 5703] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5641] getdents64(4 [pid 5640] <... umount2 resumed>) = 0 [pid 5639] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] getdents64(3 [pid 5703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5703] <... mmap resumed>) = 0x7f8428e95000 [pid 5641] getdents64(4 [pid 5640] newfstatat(AT_FDCWD, "./5/sys" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5703] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] newfstatat(AT_FDCWD, "./5/binderfs" [pid 5703] <... mprotect resumed>) = 0 [pid 5641] close(4 [pid 5640] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5703] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] <... close resumed>) = 0 [pid 5703] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] rmdir("./5/sys" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] unlink("./5/binderfs" [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] <... rmdir resumed>) = 0 [pid 5641] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] close(3) = 0 [pid 5640] openat(AT_FDCWD, "./5/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] rmdir("./5"ci2-upstream-fs/strace-static-x86_64: Process 5704 attached ) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5638] <... unlink resumed>) = 0 [pid 5704] 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 5704] set_robust_list(0x7f8428eb59a0, 24 [pid 5703] <... clone3 resumed> => {parent_tid=[5704]}, 88) = 5704 [pid 5704] <... set_robust_list resumed>) = 0 [pid 5704] rt_sigprocmask(SIG_SETMASK, [] [pid 5703] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] fstat(4 [pid 5704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] mkdir("./6", 0777 [pid 5704] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5703] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... mkdir resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 1 [pid 5640] getdents64(4 [pid 5703] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5704] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] getdents64(4, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] close(4) = 0 [pid 5640] rmdir("./5/sys") = 0 ci2-upstream-fs/strace-static-x86_64: Process 5705 attached [pid 5704] <... mkdirat resumed>) = 0 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5705 [pid 5640] getdents64(3 [pid 5639] <... umount2 resumed>) = 0 [pid 5704] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5705] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5704] <... futex resumed>) = 1 [pid 5703] <... futex resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5705] rt_sigprocmask(SIG_SETMASK, [] [pid 5704] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5703] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] close(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5704] <... mount resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] newfstatat(AT_FDCWD, "./5/sys" [pid 5705] chdir("./6" [pid 5640] rmdir("./5" [pid 5703] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5705] <... chdir resumed>) = 0 [pid 5704] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5704] <... futex resumed>) = 0 [pid 5703] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5705] <... prctl resumed>) = 0 [pid 5704] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5703] <... futex resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = 0 [pid 5705] setpgid(0, 0 [pid 5704] <... openat resumed>) = 3 [pid 5703] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] openat(AT_FDCWD, "./5/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5705] <... setpgid resumed>) = 0 [pid 5704] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... openat resumed>) = 4 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5704] <... futex resumed>) = 1 [pid 5703] <... futex resumed>) = 0 [pid 5640] mkdir("./6", 0777 [pid 5639] fstat(4 [pid 5638] newfstatat(AT_FDCWD, "./5/sys" [pid 5705] <... openat resumed>) = 3 [pid 5704] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5703] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... mkdir resumed>) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5704] <... pwrite64 resumed>) = 4 [pid 5703] <... futex resumed>) = 0 [pid 5704] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] getdents64(4 [pid 5638] umount2("./5/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5705] write(3, "1000", 4 [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5705] <... write resumed>) = 4 [pid 5704] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5705] close(3 [pid 5703] exit_group(0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5705] <... close resumed>) = 0 [pid 5704] <... futex resumed>) = ? [pid 5703] <... exit_group resumed>) = ? [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] getdents64(4 [pid 5638] openat(AT_FDCWD, "./5/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5705] symlink("/dev/binderfs", "./binderfs" [pid 5638] fstat(4 [pid 5639] close(4) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5705] <... symlink resumed>) = 0 [pid 5639] rmdir("./5/sys" [pid 5638] getdents64(4ci2-upstream-fs/strace-static-x86_64: Process 5706 attached [pid 5705] write(1, "executing program\n", 18 [pid 5704] +++ exited with 0 +++ [pid 5703] +++ exited with 0 +++ [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 executing program [pid 5706] set_robust_list(0x55558d6917a0, 24 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5706 [pid 5705] <... write resumed>) = 18 [pid 5706] <... set_robust_list resumed>) = 0 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5703, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5639] <... rmdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5705] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... restart_syscall resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] getdents64(3 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5706] rt_sigprocmask(SIG_SETMASK, [] [pid 5705] <... futex resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(4 [pid 5639] close(3 [pid 5638] <... close resumed>) = 0 [pid 5706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5644] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... close resumed>) = 0 [pid 5638] rmdir("./5/sys" [pid 5706] chdir("./6" [pid 5705] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] rmdir("./5" [pid 5638] <... rmdir resumed>) = 0 [pid 5706] <... chdir resumed>) = 0 [pid 5705] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5706] <... prctl resumed>) = 0 [pid 5705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] getdents64(3 [pid 5706] setpgid(0, 0) = 0 [pid 5705] <... mmap resumed>) = 0x7f8428e95000 [pid 5644] fstat(3 [pid 5639] mkdir("./6", 0777 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5705] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] close(3 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5706] <... openat resumed>) = 3 [pid 5705] <... mprotect resumed>) = 0 [pid 5644] getdents64(3 [pid 5638] <... close resumed>) = 0 [pid 5706] write(3, "1000", 4 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5706] <... write resumed>) = 4 [pid 5705] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5706] close(3 [pid 5705] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] rmdir("./5"ci2-upstream-fs/strace-static-x86_64: Process 5707 attached [pid 5706] <... close resumed>) = 0 [pid 5705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5708 attached [pid 5707] set_robust_list(0x55558d6917a0, 24 [pid 5706] symlink("/dev/binderfs", "./binderfs" [pid 5638] <... rmdir resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./6/binderfs" [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5707 [pid 5706] <... symlink resumed>) = 0 [pid 5705] <... clone3 resumed> => {parent_tid=[5708]}, 88) = 5708 [pid 5705] rt_sigprocmask(SIG_SETMASK, [] [pid 5708] 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 5707] <... set_robust_list resumed>) = 0 [pid 5705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5705] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] rt_sigprocmask(SIG_SETMASK, [] [pid 5705] <... futex resumed>) = 0 [pid 5708] <... rseq resumed>) = 0 [pid 5644] unlink("./6/binderfs" [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5708] set_robust_list(0x7f8428eb59a0, 24 [pid 5707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5706] write(1, "executing program\n", 18 [pid 5638] mkdir("./6", 0777 [pid 5708] <... set_robust_list resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... unlink resumed>) = 0 [pid 5708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5706] <... write resumed>) = 18 [pid 5705] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5706] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] chdir("./6" executing program [pid 5644] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5708] <... mkdirat resumed>) = 0 [pid 5638] <... mkdir resumed>) = 0 [pid 5706] <... futex resumed>) = 0 [pid 5707] <... chdir resumed>) = 0 [pid 5706] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5706] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5708] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... prctl resumed>) = 0 [pid 5706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5708] <... futex resumed>) = 1 [pid 5707] setpgid(0, 0 [pid 5706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] <... futex resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5708] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] <... setpgid resumed>) = 0 [pid 5706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5705] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5706] <... mmap resumed>) = 0x7f8428e95000 [pid 5705] <... futex resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5708] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5705] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5707] <... openat resumed>) = 3 [pid 5706] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5708] <... mount resumed>) = 0 [pid 5708] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5705] <... futex resumed>) = 0 [pid 5706] <... mprotect resumed>) = 0 [pid 5705] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5708] <... futex resumed>) = 1 [pid 5705] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR) = 3 [pid 5707] write(3, "1000", 4 [pid 5706] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5707] <... write resumed>) = 4 [pid 5706] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5707] close(3 [pid 5706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5708] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... close resumed>) = 0 [pid 5708] <... futex resumed>) = 1 [pid 5705] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5709 attached [pid 5708] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5705] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] symlink("/dev/binderfs", "./binderfs"ci2-upstream-fs/strace-static-x86_64: Process 5710 attached [pid 5709] 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 5708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] <... symlink resumed>) = 0 [pid 5706] <... clone3 resumed> => {parent_tid=[5709]}, 88) = 5709 [pid 5705] <... futex resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5710 [pid 5710] set_robust_list(0x55558d6917a0, 24 [pid 5709] <... rseq resumed>) = 0 [pid 5708] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5707] write(1, "executing program\n", 18 [pid 5706] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5705] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5710] <... set_robust_list resumed>) = 0 [pid 5709] set_robust_list(0x7f8428eb59a0, 24 [pid 5708] <... pwrite64 resumed>) = 4 [pid 5707] <... write resumed>) = 18 [pid 5706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5708] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... futex resumed>) = 1 [pid 5705] <... futex resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5709] <... set_robust_list resumed>) = 0 [pid 5708] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] <... futex resumed>) = 0 [pid 5710] rt_sigprocmask(SIG_SETMASK, [] [pid 5706] <... futex resumed>) = 0 [pid 5705] exit_group(0 [pid 5710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5709] rt_sigprocmask(SIG_SETMASK, [] [pid 5708] <... futex resumed>) = ? [pid 5707] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5706] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5705] <... exit_group resumed>) = ? [pid 5710] chdir("./6" [pid 5709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5708] +++ exited with 0 +++ [pid 5707] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5710] <... chdir resumed>) = 0 [pid 5709] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5705] +++ exited with 0 +++ [pid 5710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... umount2 resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5710] <... prctl resumed>) = 0 [pid 5709] <... mkdirat resumed>) = 0 [pid 5710] setpgid(0, 0) = 0 [pid 5710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5710] write(3, "1000", 4 [pid 5707] <... mmap resumed>) = 0x7f8428e95000 [pid 5709] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5707] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] <... restart_syscall resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./6/sys" [pid 5707] <... mprotect resumed>) = 0 [pid 5710] <... write resumed>) = 4 [pid 5709] <... futex resumed>) = 1 [pid 5707] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5706] <... futex resumed>) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5710] close(3 [pid 5709] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5706] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5710] <... close resumed>) = 0 [pid 5709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5706] <... futex resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5710] symlink("/dev/binderfs", "./binderfs" [pid 5709] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5644] openat(AT_FDCWD, "./6/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOWci2-upstream-fs/strace-static-x86_64: Process 5711 attached [pid 5710] <... symlink resumed>) = 0 [pid 5709] <... mount resumed>) = 0 [pid 5706] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... openat resumed>) = 4 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5711] 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 5707] <... clone3 resumed> => {parent_tid=[5711]}, 88) = 5711 [pid 5644] fstat(4 [pid 5711] <... rseq resumed>) = 0 [pid 5711] set_robust_list(0x7f8428eb59a0, 24 [pid 5710] write(1, "executing program\n", 18 executing program [pid 5709] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5711] <... set_robust_list resumed>) = 0 [pid 5710] <... write resumed>) = 18 [pid 5709] <... futex resumed>) = 1 [pid 5707] rt_sigprocmask(SIG_SETMASK, [] [pid 5706] <... futex resumed>) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5711] rt_sigprocmask(SIG_SETMASK, [] [pid 5710] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5706] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] fstat(3 [pid 5644] getdents64(4 [pid 5711] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5710] <... futex resumed>) = 0 [pid 5709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... futex resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5711] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5710] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5709] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5706] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5710] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5709] <... openat resumed>) = 3 [pid 5641] getdents64(3 [pid 5710] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5709] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5709] <... futex resumed>) = 1 [pid 5707] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5706] <... futex resumed>) = 0 [pid 5644] getdents64(4 [pid 5641] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5711] <... mkdirat resumed>) = 0 [pid 5710] <... mmap resumed>) = 0x7f8428e95000 [pid 5709] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5706] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5711] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5709] <... pwrite64 resumed>) = 4 [pid 5706] <... futex resumed>) = 0 [pid 5644] close(4 [pid 5641] newfstatat(AT_FDCWD, "./6/binderfs" [pid 5711] <... futex resumed>) = 1 [pid 5710] <... mprotect resumed>) = 0 [pid 5707] <... futex resumed>) = 0 [pid 5711] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... close resumed>) = 0 [pid 5711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] <... futex resumed>) = 0 [pid 5644] rmdir("./6/sys" [pid 5711] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5707] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5710] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5709] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5710] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5709] <... futex resumed>) = 0 [pid 5706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] unlink("./6/binderfs" [pid 5711] <... mount resumed>) = 0 [pid 5710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5709] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5706] exit_group(0 [pid 5644] <... rmdir resumed>) = 0 [pid 5641] <... unlink resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5712 attached [pid 5709] <... futex resumed>) = ? [pid 5706] <... exit_group resumed>) = ? [pid 5641] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5712] 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 5711] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... clone3 resumed> => {parent_tid=[5712]}, 88) = 5712 [pid 5709] +++ exited with 0 +++ [pid 5711] <... futex resumed>) = 1 [pid 5707] <... futex resumed>) = 0 [pid 5644] getdents64(3 [pid 5711] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5711] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5707] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5712] <... rseq resumed>) = 0 [pid 5711] <... openat resumed>) = 3 [pid 5710] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] close(3 [pid 5712] set_robust_list(0x7f8428eb59a0, 24 [pid 5710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5706] +++ exited with 0 +++ [pid 5712] <... set_robust_list resumed>) = 0 [pid 5711] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... close resumed>) = 0 [pid 5712] rt_sigprocmask(SIG_SETMASK, [] [pid 5711] <... futex resumed>) = 1 [pid 5710] <... futex resumed>) = 0 [pid 5707] <... futex resumed>) = 0 [pid 5644] rmdir("./6" [pid 5712] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5711] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5707] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5712] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5644] <... rmdir resumed>) = 0 [pid 5712] <... mkdirat resumed>) = 0 [pid 5711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5707] <... futex resumed>) = 0 [pid 5640] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5712] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5710] <... futex resumed>) = 0 [pid 5712] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5710] <... futex resumed>) = 0 [pid 5712] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5711] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5710] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5707] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] mkdir("./7", 0777 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5712] <... mount resumed>) = 0 [pid 5711] <... pwrite64 resumed>) = 4 [pid 5644] <... mkdir resumed>) = 0 [pid 5640] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5712] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5640] <... openat resumed>) = 3 [pid 5711] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5712] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] <... futex resumed>) = 0 [pid 5711] <... futex resumed>) = 1 [pid 5710] <... futex resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] fstat(3 [pid 5707] exit_group(0 [pid 5711] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5712] <... futex resumed>) = 0 [pid 5710] <... futex resumed>) = 1 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5707] <... exit_group resumed>) = ? [pid 5712] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5711] <... futex resumed>) = ? [pid 5710] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] getdents64(3 [pid 5712] <... openat resumed>) = 3 [pid 5712] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 ci2-upstream-fs/strace-static-x86_64: Process 5713 attached [pid 5712] <... futex resumed>) = 1 [pid 5711] +++ exited with 0 +++ [pid 5710] <... futex resumed>) = 0 [pid 5707] +++ exited with 0 +++ [pid 5641] <... umount2 resumed>) = 0 [pid 5640] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] set_robust_list(0x55558d6917a0, 24 [pid 5712] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5710] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5713 [pid 5641] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5707, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5713] <... set_robust_list resumed>) = 0 [pid 5712] <... pwrite64 resumed>) = 4 [pid 5710] <... futex resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] newfstatat(AT_FDCWD, "./6/binderfs" [pid 5712] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] newfstatat(AT_FDCWD, "./6/sys" [pid 5713] rt_sigprocmask(SIG_SETMASK, [] [pid 5712] <... futex resumed>) = 0 [pid 5710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5712] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] exit_group(0 [pid 5641] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5712] <... futex resumed>) = ? [pid 5710] <... exit_group resumed>) = ? [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] unlink("./6/binderfs" [pid 5639] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] chdir("./7" [pid 5712] +++ exited with 0 +++ [pid 5641] openat(AT_FDCWD, "./6/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5641] fstat(4 [pid 5713] <... chdir resumed>) = 0 [pid 5640] <... unlink resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5713] <... prctl resumed>) = 0 [pid 5710] +++ exited with 0 +++ [pid 5640] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5713] setpgid(0, 0 [pid 5641] getdents64(4 [pid 5639] <... openat resumed>) = 3 [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5710, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5713] <... setpgid resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] fstat(3 [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] getdents64(4 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] close(4 [pid 5639] getdents64(3 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5641] <... close resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5713] <... openat resumed>) = 3 [pid 5641] rmdir("./6/sys" [pid 5639] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] write(3, "1000", 4) = 4 [pid 5641] <... rmdir resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5713] close(3 [pid 5641] getdents64(3 [pid 5639] newfstatat(AT_FDCWD, "./6/binderfs" [pid 5638] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5713] <... close resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] unlink("./6/binderfs" [pid 5638] <... openat resumed>) = 3 [pid 5713] symlink("/dev/binderfs", "./binderfs" [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] <... unlink resumed>) = 0 [pid 5639] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] <... symlink resumed>) = 0 [pid 5641] close(3 [pid 5638] fstat(3 executing program [pid 5713] write(1, "executing program\n", 18 [pid 5641] <... close resumed>) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5713] <... write resumed>) = 18 [pid 5713] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] rmdir("./6" [pid 5713] <... futex resumed>) = 0 [pid 5638] getdents64(3 [pid 5713] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5713] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5638] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] mkdir("./7", 0777 [pid 5638] newfstatat(AT_FDCWD, "./6/binderfs" [pid 5713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5713] <... mmap resumed>) = 0x7f8428e95000 [pid 5638] unlink("./6/binderfs" [pid 5713] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5638] <... unlink resumed>) = 0 [pid 5713] <... mprotect resumed>) = 0 [pid 5713] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5640] <... umount2 resumed>) = 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOWci2-upstream-fs/strace-static-x86_64: Process 5714 attached [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5714] 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] <... clone3 resumed> => {parent_tid=[5714]}, 88) = 5714 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5714] <... rseq resumed>) = 0 [pid 5713] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] newfstatat(AT_FDCWD, "./6/sys" [pid 5714] set_robust_list(0x7f8428eb59a0, 24 [pid 5713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5714] <... set_robust_list resumed>) = 0 [pid 5713] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5714] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5713] <... futex resumed>) = 0 [pid 5714] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5713] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-upstream-fs/strace-static-x86_64: Process 5715 attached [pid 5714] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5640] openat(AT_FDCWD, "./6/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5715] set_robust_list(0x55558d6917a0, 24 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5715 [pid 5715] <... set_robust_list resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... openat resumed>) = 4 [pid 5715] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5714] <... mkdirat resumed>) = 0 [pid 5715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5715] chdir("./7") = 0 [pid 5640] fstat(4 [pid 5714] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5714] <... futex resumed>) = 1 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5713] <... futex resumed>) = 0 [pid 5715] <... prctl resumed>) = 0 [pid 5714] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5713] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] getdents64(4 [pid 5714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5713] <... futex resumed>) = 0 [pid 5715] setpgid(0, 0 [pid 5714] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5713] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... umount2 resumed>) = 0 [pid 5715] <... setpgid resumed>) = 0 [pid 5640] getdents64(4 [pid 5715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5714] <... mount resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5715] <... openat resumed>) = 3 [pid 5715] write(3, "1000", 4 [pid 5714] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] close(4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = 0 [pid 5639] newfstatat(AT_FDCWD, "./6/sys" [pid 5715] <... write resumed>) = 4 [pid 5714] <... futex resumed>) = 1 [pid 5713] <... futex resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5715] close(3 [pid 5714] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5713] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] rmdir("./6/sys" [pid 5639] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5715] <... close resumed>) = 0 [pid 5714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5713] <... futex resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./6/sys" [pid 5714] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5713] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] openat(AT_FDCWD, "./6/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5715] symlink("/dev/binderfs", "./binderfs" [pid 5639] <... openat resumed>) = 4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5714] <... openat resumed>) = 3 [pid 5639] fstat(4 [pid 5715] <... symlink resumed>) = 0 [pid 5714] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... rmdir resumed>) = 0 [pid 5638] umount2("./6/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5714] <... futex resumed>) = 1 [pid 5713] <... futex resumed>) = 0 [pid 5640] getdents64(3 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5715] write(1, "executing program\n", 18 [pid 5714] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5713] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] getdents64(4 executing program [pid 5638] openat(AT_FDCWD, "./6/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5715] <... write resumed>) = 18 [pid 5714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5713] <... futex resumed>) = 0 [pid 5640] close(3 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5715] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5714] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5713] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... close resumed>) = 0 [pid 5639] getdents64(4 [pid 5638] <... openat resumed>) = 4 [pid 5715] <... futex resumed>) = 0 [pid 5714] <... pwrite64 resumed>) = 4 [pid 5640] rmdir("./6" [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5715] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5639] close(4 [pid 5638] fstat(4 [pid 5714] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... close resumed>) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5714] <... futex resumed>) = 1 [pid 5713] <... futex resumed>) = 0 [pid 5715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5713] exit_group(0 [pid 5715] <... mmap resumed>) = 0x7f8428e95000 [pid 5714] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] rmdir("./6/sys" [pid 5715] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5713] <... exit_group resumed>) = ? [pid 5640] mkdir("./7", 0777 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5714] <... futex resumed>) = ? [pid 5715] <... mprotect resumed>) = 0 [pid 5715] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] getdents64(3 [pid 5715] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5716 attached [pid 5639] close(3 [pid 5716] 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 5715] <... clone3 resumed> => {parent_tid=[5716]}, 88) = 5716 [pid 5714] +++ exited with 0 +++ [pid 5713] +++ exited with 0 +++ [pid 5639] <... close resumed>) = 0 [pid 5716] <... rseq resumed>) = 0 [pid 5715] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] rmdir("./6" [pid 5716] set_robust_list(0x7f8428eb59a0, 24 [pid 5715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5716] <... set_robust_list resumed>) = 0 [pid 5715] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... mkdir resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5716] rt_sigprocmask(SIG_SETMASK, [] [pid 5715] <... futex resumed>) = 0 [pid 5716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5715] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5716] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5644] --- 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 */} --- [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] mkdir("./7", 0777 [pid 5644] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... mkdir resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] getdents64(4ci2-upstream-fs/strace-static-x86_64: Process 5717 attached [pid 5716] <... mkdirat resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5716] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5717] set_robust_list(0x55558d6917a0, 24 [pid 5716] <... futex resumed>) = 1 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5717 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] close(4 [pid 5717] <... set_robust_list resumed>) = 0 [pid 5716] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5715] <... futex resumed>) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... close resumed>) = 0 [pid 5717] rt_sigprocmask(SIG_SETMASK, [] [pid 5715] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] fstat(3 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] rmdir("./6/sys"ci2-upstream-fs/strace-static-x86_64: Process 5718 attached [pid 5717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5716] <... futex resumed>) = 0 [pid 5715] <... futex resumed>) = 1 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5718] set_robust_list(0x55558d6917a0, 24 [pid 5717] chdir("./7" [pid 5716] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5715] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(3 [pid 5718] <... set_robust_list resumed>) = 0 [pid 5717] <... chdir resumed>) = 0 [pid 5716] <... mount resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5718 [pid 5638] <... rmdir resumed>) = 0 [pid 5718] rt_sigprocmask(SIG_SETMASK, [] [pid 5717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5718] chdir("./7" [pid 5717] <... prctl resumed>) = 0 [pid 5716] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] getdents64(3 [pid 5717] setpgid(0, 0 [pid 5718] <... chdir resumed>) = 0 [pid 5716] <... futex resumed>) = 1 [pid 5715] <... futex resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./7/binderfs" [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5717] <... setpgid resumed>) = 0 [pid 5716] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5715] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] close(3 [pid 5718] <... prctl resumed>) = 0 [pid 5717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5715] <... futex resumed>) = 0 [pid 5644] unlink("./7/binderfs" [pid 5638] <... close resumed>) = 0 [pid 5718] setpgid(0, 0 [pid 5716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5715] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] <... openat resumed>) = 3 [pid 5638] rmdir("./6" [pid 5718] <... setpgid resumed>) = 0 [pid 5717] write(3, "1000", 4 [pid 5638] <... rmdir resumed>) = 0 [pid 5716] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5644] <... unlink resumed>) = 0 [pid 5717] <... write resumed>) = 4 [pid 5717] close(3) = 0 [pid 5718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5716] <... openat resumed>) = 3 [pid 5644] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] mkdir("./7", 0777 [pid 5717] symlink("/dev/binderfs", "./binderfs" [pid 5718] <... openat resumed>) = 3 [pid 5716] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] write(3, "1000", 4 [pid 5716] <... futex resumed>) = 1 [pid 5715] <... futex resumed>) = 0 [pid 5638] <... mkdir resumed>) = 0 [pid 5718] <... write resumed>) = 4 [pid 5717] <... symlink resumed>) = 0 [pid 5716] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5715] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5718] close(3 [pid 5717] write(1, "executing program\n", 18 [pid 5716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5715] <... futex resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5718] <... close resumed>) = 0 [pid 5717] <... write resumed>) = 18 [pid 5716] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5715] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5718] symlink("/dev/binderfs", "./binderfs" [pid 5717] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] <... pwrite64 resumed>) = 4 [pid 5717] <... futex resumed>) = 0 [pid 5717] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5718] <... symlink resumed>) = 0 [pid 5717] <... mmap resumed>) = 0x7f8428e95000 [pid 5716] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5716] <... futex resumed>) = 1 [pid 5715] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5719 attached [pid 5718] write(1, "executing program\n", 18 executing program [pid 5716] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5715] exit_group(0 [pid 5719] set_robust_list(0x55558d6917a0, 24 [pid 5718] <... write resumed>) = 18 [pid 5717] <... mprotect resumed>) = 0 [pid 5715] <... exit_group resumed>) = ? [pid 5716] <... futex resumed>) = ? [pid 5644] <... umount2 resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5719 [pid 5719] <... set_robust_list resumed>) = 0 [pid 5718] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5719] rt_sigprocmask(SIG_SETMASK, [] [pid 5718] <... futex resumed>) = 0 [pid 5717] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5718] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5720 attached [pid 5719] chdir("./7" [pid 5718] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5716] +++ exited with 0 +++ [pid 5715] +++ exited with 0 +++ [pid 5644] newfstatat(AT_FDCWD, "./7/sys" [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5720] 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 5719] <... chdir resumed>) = 0 [pid 5718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5720] <... rseq resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5715, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5720] set_robust_list(0x7f8428eb59a0, 24 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5720] <... set_robust_list resumed>) = 0 [pid 5719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5717] <... clone3 resumed> => {parent_tid=[5720]}, 88) = 5720 [pid 5644] openat(AT_FDCWD, "./7/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5720] rt_sigprocmask(SIG_SETMASK, [] [pid 5719] <... prctl resumed>) = 0 [pid 5718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5717] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... openat resumed>) = 4 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5719] setpgid(0, 0 [pid 5718] <... mmap resumed>) = 0x7f8428e95000 [pid 5717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5720] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5719] <... setpgid resumed>) = 0 [pid 5718] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5717] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] fstat(4 [pid 5720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5718] <... mprotect resumed>) = 0 [pid 5717] <... futex resumed>) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5720] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5719] <... openat resumed>) = 3 [pid 5717] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(4 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5720] <... mkdirat resumed>) = 0 [pid 5719] write(3, "1000", 4 [pid 5718] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5641] <... openat resumed>) = 3 [pid 5719] <... write resumed>) = 4 [pid 5718] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] getdents64(4 [pid 5720] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] close(3 [pid 5718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] fstat(3ci2-upstream-fs/strace-static-x86_64: Process 5721 attached [pid 5720] <... futex resumed>) = 1 [pid 5719] <... close resumed>) = 0 [pid 5717] <... futex resumed>) = 0 [pid 5644] close(4 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [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 [pid 5720] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5641] getdents64(3 [pid 5717] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... close resumed>) = 0 [pid 5717] <... futex resumed>) = 0 [pid 5719] symlink("/dev/binderfs", "./binderfs" [pid 5718] <... clone3 resumed> => {parent_tid=[5721]}, 88) = 5721 [pid 5717] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rmdir("./7/sys" [pid 5721] <... rseq resumed>) = 0 [pid 5720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5719] <... symlink resumed>) = 0 [pid 5718] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5721] set_robust_list(0x7f8428eb59a0, 24 [pid 5720] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5644] <... rmdir resumed>) = 0 [pid 5641] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5721] <... set_robust_list resumed>) = 0 executing program [pid 5720] <... mount resumed>) = 0 [pid 5719] write(1, "executing program\n", 18 [pid 5718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] getdents64(3 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5721] rt_sigprocmask(SIG_SETMASK, [] [pid 5720] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... write resumed>) = 18 [pid 5718] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] newfstatat(AT_FDCWD, "./7/binderfs" [pid 5721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5720] <... futex resumed>) = 1 [pid 5719] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] <... futex resumed>) = 0 [pid 5717] <... futex resumed>) = 0 [pid 5644] close(3 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5721] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5719] <... futex resumed>) = 0 [pid 5718] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... close resumed>) = 0 [pid 5720] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5719] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5717] <... futex resumed>) = 0 [pid 5644] rmdir("./7" [pid 5641] unlink("./7/binderfs" [pid 5721] <... mkdirat resumed>) = 0 [pid 5720] <... openat resumed>) = 3 [pid 5719] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5717] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... unlink resumed>) = 0 [pid 5721] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... rmdir resumed>) = 0 [pid 5721] <... futex resumed>) = 1 [pid 5720] <... futex resumed>) = 0 [pid 5719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5718] <... futex resumed>) = 0 [pid 5717] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] mkdir("./8", 0777 [pid 5721] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5718] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] <... futex resumed>) = 0 [pid 5721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5718] <... futex resumed>) = 0 [pid 5644] <... mkdir resumed>) = 0 [pid 5720] <... pwrite64 resumed>) = 4 [pid 5721] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5719] <... mmap resumed>) = 0x7f8428e95000 [pid 5718] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] <... mount resumed>) = 0 [pid 5720] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5720] <... futex resumed>) = 1 [pid 5717] <... futex resumed>) = 0 [pid 5719] <... mprotect resumed>) = 0 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5717] exit_group(0 [pid 5720] ???( [pid 5719] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5721] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] <... ??? resumed>) = ? [pid 5719] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5717] <... exit_group resumed>) = ? [pid 5721] <... futex resumed>) = 1 [pid 5720] +++ exited with 0 +++ [pid 5718] <... futex resumed>) = 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5718] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000ci2-upstream-fs/strace-static-x86_64: Process 5722 attached [pid 5721] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5718] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5723 attached [pid 5722] 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 5721] <... openat resumed>) = 3 [pid 5719] <... clone3 resumed> => {parent_tid=[5722]}, 88) = 5722 [pid 5718] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] +++ exited with 0 +++ [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5723 [pid 5723] set_robust_list(0x55558d6917a0, 24 [pid 5722] <... rseq resumed>) = 0 [pid 5721] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] rt_sigprocmask(SIG_SETMASK, [] [pid 5718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5723] <... set_robust_list resumed>) = 0 [pid 5722] set_robust_list(0x7f8428eb59a0, 24 [pid 5721] <... futex resumed>) = 0 [pid 5719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5718] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... umount2 resumed>) = 0 [pid 5723] rt_sigprocmask(SIG_SETMASK, [] [pid 5722] <... set_robust_list resumed>) = 0 [pid 5721] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5719] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] <... futex resumed>) = 0 [pid 5641] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5722] rt_sigprocmask(SIG_SETMASK, [] [pid 5721] <... pwrite64 resumed>) = 4 [pid 5719] <... futex resumed>) = 0 [pid 5718] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5722] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5721] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] chdir("./8" [pid 5722] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5719] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] newfstatat(AT_FDCWD, "./7/sys" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5723] <... chdir resumed>) = 0 [pid 5723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5721] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5722] <... mkdirat resumed>) = 0 [pid 5721] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] <... prctl resumed>) = 0 [pid 5722] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] exit_group(0 [pid 5641] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... openat resumed>) = 3 [pid 5723] setpgid(0, 0 [pid 5722] <... futex resumed>) = 1 [pid 5721] <... futex resumed>) = ? [pid 5719] <... futex resumed>) = 0 [pid 5718] <... exit_group resumed>) = ? [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5723] <... setpgid resumed>) = 0 [pid 5722] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5721] +++ exited with 0 +++ [pid 5719] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] fstat(3 [pid 5723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5719] <... futex resumed>) = 0 [pid 5641] openat(AT_FDCWD, "./7/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5723] <... openat resumed>) = 3 [pid 5722] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5719] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... openat resumed>) = 4 [pid 5640] getdents64(3 [pid 5641] fstat(4 [pid 5723] write(3, "1000", 4 [pid 5722] <... mount resumed>) = 0 [pid 5718] +++ exited with 0 +++ [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5723] <... write resumed>) = 4 [pid 5722] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5723] close(3 [pid 5722] <... futex resumed>) = 1 [pid 5641] getdents64(4 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5723] <... close resumed>) = 0 [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5718, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5723] symlink("/dev/binderfs", "./binderfs" [pid 5722] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5719] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] newfstatat(AT_FDCWD, "./7/binderfs" [pid 5719] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5719] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] <... symlink resumed>) = 0 [pid 5722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] getdents64(4 [pid 5722] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] unlink("./7/binderfs" [pid 5722] <... openat resumed>) = 3 [pid 5641] close(4 [pid 5640] <... unlink resumed>) = 0 [pid 5639] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5723] write(1, "executing program\n", 18 [pid 5722] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... close resumed>) = 0 executing program [pid 5640] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5723] <... write resumed>) = 18 [pid 5722] <... futex resumed>) = 1 [pid 5719] <... futex resumed>) = 0 [pid 5641] rmdir("./7/sys" [pid 5723] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5719] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5723] <... futex resumed>) = 0 [pid 5723] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] <... rmdir resumed>) = 0 [pid 5723] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5722] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5719] <... futex resumed>) = 0 [pid 5641] getdents64(3 [pid 5639] <... openat resumed>) = 3 [pid 5723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5722] <... pwrite64 resumed>) = 4 [pid 5719] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] fstat(3 [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5641] close(3) = 0 [pid 5723] <... mmap resumed>) = 0x7f8428e95000 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] rmdir("./7" [pid 5723] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5722] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... rmdir resumed>) = 0 [pid 5639] getdents64(3 [pid 5722] <... futex resumed>) = 1 [pid 5719] <... futex resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] mkdir("./8", 0777 [pid 5723] <... mprotect resumed>) = 0 [pid 5722] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5719] exit_group(0 [pid 5639] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5723] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5722] <... futex resumed>) = ? [pid 5719] <... exit_group resumed>) = ? [pid 5641] <... mkdir resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5723] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5722] +++ exited with 0 +++ [pid 5639] newfstatat(AT_FDCWD, "./7/binderfs" [pid 5723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5724 attached [pid 5719] +++ exited with 0 +++ [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] unlink("./7/binderfs" [pid 5724] 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 5723] <... clone3 resumed> => {parent_tid=[5724]}, 88) = 5724 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... umount2 resumed>) = 0 [pid 5724] <... rseq resumed>) = 0 [pid 5723] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... unlink resumed>) = 0 [pid 5724] set_robust_list(0x7f8428eb59a0, 24 [pid 5723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5719, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 5725 attached [pid 5724] <... set_robust_list resumed>) = 0 [pid 5723] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5725] set_robust_list(0x55558d6917a0, 24 [pid 5724] rt_sigprocmask(SIG_SETMASK, [] [pid 5723] <... futex resumed>) = 0 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5725 [pid 5640] newfstatat(AT_FDCWD, "./7/sys" [pid 5725] <... set_robust_list resumed>) = 0 [pid 5724] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5723] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... restart_syscall resumed>) = 0 [pid 5725] rt_sigprocmask(SIG_SETMASK, [] [pid 5724] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5638] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5725] chdir("./8" [pid 5724] <... mkdirat resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] fstat(3 [pid 5725] <... chdir resumed>) = 0 [pid 5724] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] openat(AT_FDCWD, "./7/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5724] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5638] getdents64(3 [pid 5724] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5723] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] fstat(4 [pid 5725] <... prctl resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5725] setpgid(0, 0 [pid 5724] <... mount resumed>) = 0 [pid 5723] <... futex resumed>) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5725] <... setpgid resumed>) = 0 [pid 5724] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] getdents64(4 [pid 5724] <... futex resumed>) = 0 [pid 5723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5724] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] newfstatat(AT_FDCWD, "./7/binderfs" [pid 5725] <... openat resumed>) = 3 [pid 5724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] <... futex resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5724] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5723] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] getdents64(4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5725] write(3, "1000", 4 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] unlink("./7/binderfs" [pid 5640] close(4 [pid 5725] <... write resumed>) = 4 [pid 5724] <... openat resumed>) = 3 [pid 5639] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... unlink resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5725] close(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5725] <... close resumed>) = 0 [pid 5724] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] newfstatat(AT_FDCWD, "./7/sys" [pid 5725] symlink("/dev/binderfs", "./binderfs" [pid 5724] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5640] rmdir("./7/sys" [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5724] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] <... futex resumed>) = 0 [pid 5724] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5723] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5724] <... pwrite64 resumed>) = 4 [pid 5725] <... symlink resumed>) = 0 [pid 5724] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] openat(AT_FDCWD, "./7/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5724] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... openat resumed>) = 4 [pid 5725] write(1, "executing program\n", 18 [pid 5724] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] exit_group(0 [pid 5639] fstat(4 [pid 5724] <... futex resumed>) = ? [pid 5723] <... exit_group resumed>) = ? executing program [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5725] <... write resumed>) = 18 [pid 5724] +++ exited with 0 +++ [pid 5640] getdents64(3 [pid 5725] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] getdents64(4 [pid 5725] <... futex resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5725] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5640] close(3 [pid 5639] getdents64(4 [pid 5725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5723] +++ exited with 0 +++ [pid 5640] <... close resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] close(4) = 0 [pid 5639] rmdir("./7/sys" [pid 5725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5723, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5640] rmdir("./7" [pid 5639] <... rmdir resumed>) = 0 [pid 5725] <... mmap resumed>) = 0x7f8428e95000 [pid 5639] getdents64(3 [pid 5725] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5640] <... rmdir resumed>) = 0 [pid 5725] <... mprotect resumed>) = 0 [pid 5644] <... restart_syscall resumed>) = 0 [pid 5640] mkdir("./8", 0777 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5725] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] close(3 [pid 5638] <... umount2 resumed>) = 0 [pid 5725] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... mkdir resumed>) = 0 [pid 5639] <... close resumed>) = 0 [pid 5638] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] rmdir("./7" [pid 5638] newfstatat(AT_FDCWD, "./7/sys"ci2-upstream-fs/strace-static-x86_64: Process 5726 attached [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... rmdir resumed>) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5726] 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 5644] <... openat resumed>) = 3 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] umount2("./7/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5726] <... rseq resumed>) = 0 [pid 5725] <... clone3 resumed> => {parent_tid=[5726]}, 88) = 5726 [pid 5644] fstat(3 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] mkdir("./8", 0777 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5726] set_robust_list(0x7f8428eb59a0, 24 [pid 5725] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] openat(AT_FDCWD, "./7/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-upstream-fs/strace-static-x86_64: Process 5727 attached [pid 5726] <... set_robust_list resumed>) = 0 [pid 5725] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] getdents64(3 [pid 5726] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... openat resumed>) = 4 [pid 5727] set_robust_list(0x55558d6917a0, 24 [pid 5726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5727 [pid 5727] <... set_robust_list resumed>) = 0 [pid 5726] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5638] fstat(4 [pid 5727] rt_sigprocmask(SIG_SETMASK, [] [pid 5725] <... futex resumed>) = 0 [pid 5644] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... mkdir resumed>) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5726] <... mkdirat resumed>) = 0 [pid 5725] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5727] chdir("./8" [pid 5726] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] newfstatat(AT_FDCWD, "./8/binderfs" [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] getdents64(4 [pid 5727] <... chdir resumed>) = 0 [pid 5726] <... futex resumed>) = 1 [pid 5725] <... futex resumed>) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5726] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5725] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5725] <... futex resumed>) = 0 [pid 5644] unlink("./8/binderfs" [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5727] <... prctl resumed>) = 0 [pid 5726] <... mount resumed>) = 0 [pid 5725] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... unlink resumed>) = 0 [pid 5638] getdents64(4ci2-upstream-fs/strace-static-x86_64: Process 5728 attached [pid 5727] setpgid(0, 0 [pid 5726] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5728] set_robust_list(0x55558d6917a0, 24 [pid 5727] <... setpgid resumed>) = 0 [pid 5726] <... futex resumed>) = 1 [pid 5725] <... futex resumed>) = 0 [pid 5638] close(4 [pid 5727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5726] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5725] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5728 [pid 5728] <... set_robust_list resumed>) = 0 [pid 5725] <... futex resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... close resumed>) = 0 [pid 5728] rt_sigprocmask(SIG_SETMASK, [] [pid 5725] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] rmdir("./7/sys" [pid 5728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5727] <... openat resumed>) = 3 [pid 5726] <... openat resumed>) = 3 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5728] chdir("./8" [pid 5727] write(3, "1000", 4 [pid 5638] getdents64(3 [pid 5728] <... chdir resumed>) = 0 [pid 5726] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5727] <... write resumed>) = 4 [pid 5726] <... futex resumed>) = 1 [pid 5725] <... futex resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5728] <... prctl resumed>) = 0 [pid 5727] close(3 [pid 5726] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5725] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] close(3 [pid 5728] setpgid(0, 0 [pid 5727] <... close resumed>) = 0 [pid 5726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5725] <... futex resumed>) = 0 [pid 5728] <... setpgid resumed>) = 0 [pid 5727] symlink("/dev/binderfs", "./binderfs" [pid 5726] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5725] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... close resumed>) = 0 [pid 5728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5726] <... pwrite64 resumed>) = 4 [pid 5726] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5728] <... openat resumed>) = 3 [pid 5727] <... symlink resumed>) = 0 [pid 5726] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5638] rmdir("./7" executing program [pid 5727] write(1, "executing program\n", 18 [pid 5728] write(3, "1000", 4 [pid 5727] <... write resumed>) = 18 [pid 5725] exit_group(0 [pid 5728] <... write resumed>) = 4 [pid 5727] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... futex resumed>) = ? [pid 5725] <... exit_group resumed>) = ? [pid 5728] close(3 [pid 5727] <... futex resumed>) = 0 [pid 5726] +++ exited with 0 +++ [pid 5728] <... close resumed>) = 0 [pid 5728] symlink("/dev/binderfs", "./binderfs" [pid 5727] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5727] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5728] <... symlink resumed>) = 0 [pid 5727] <... mprotect resumed>) = 0 [pid 5728] write(1, "executing program\n", 18 [pid 5727] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5725] +++ exited with 0 +++ [pid 5728] <... write resumed>) = 18 executing program [pid 5727] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5728] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5728] <... futex resumed>) = 0 [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] <... rmdir resumed>) = 0 [pid 5728] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5728] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5638] mkdir("./8", 0777ci2-upstream-fs/strace-static-x86_64: Process 5729 attached [pid 5728] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5729] 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 5728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5727] <... clone3 resumed> => {parent_tid=[5729]}, 88) = 5729 [pid 5644] <... umount2 resumed>) = 0 [pid 5729] <... rseq resumed>) = 0 [pid 5728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5727] rt_sigprocmask(SIG_SETMASK, [] [pid 5729] set_robust_list(0x7f8428eb59a0, 24 [pid 5727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5729] <... set_robust_list resumed>) = 0 [pid 5727] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5728] <... mmap resumed>) = 0x7f8428e95000 [pid 5727] <... futex resumed>) = 0 [pid 5644] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... restart_syscall resumed>) = 0 [pid 5729] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5728] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5727] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... mkdir resumed>) = 0 [pid 5728] <... mprotect resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./8/sys" [pid 5729] <... mkdirat resumed>) = 0 [pid 5728] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5728] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5728] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5730 attached [pid 5729] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] openat(AT_FDCWD, "./8/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5731 attached [pid 5730] 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 5729] <... futex resumed>) = 1 [pid 5727] <... futex resumed>) = 0 [pid 5731] set_robust_list(0x55558d6917a0, 24 [pid 5730] <... rseq resumed>) = 0 [pid 5728] <... clone3 resumed> => {parent_tid=[5730]}, 88) = 5730 [pid 5727] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... openat resumed>) = 4 [pid 5641] fstat(3 [pid 5729] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5731] <... set_robust_list resumed>) = 0 [pid 5730] set_robust_list(0x7f8428eb59a0, 24 [pid 5728] rt_sigprocmask(SIG_SETMASK, [] [pid 5727] <... futex resumed>) = 0 [pid 5644] fstat(4 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5731 [pid 5731] rt_sigprocmask(SIG_SETMASK, [] [pid 5730] <... set_robust_list resumed>) = 0 [pid 5729] <... mount resumed>) = 0 [pid 5728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] getdents64(3 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5730] rt_sigprocmask(SIG_SETMASK, [] [pid 5728] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5727] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(4 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5731] chdir("./8" [pid 5730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5729] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] <... chdir resumed>) = 0 [pid 5730] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5729] <... futex resumed>) = 0 [pid 5728] <... futex resumed>) = 0 [pid 5727] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5641] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5730] <... mkdirat resumed>) = 0 [pid 5729] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5728] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5727] <... futex resumed>) = 0 [pid 5644] getdents64(4 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5731] <... prctl resumed>) = 0 [pid 5727] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5731] setpgid(0, 0 [pid 5729] <... openat resumed>) = 3 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5641] newfstatat(AT_FDCWD, "./8/binderfs" [pid 5731] <... setpgid resumed>) = 0 [pid 5730] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5730] <... futex resumed>) = 1 [pid 5728] <... futex resumed>) = 0 [pid 5644] close(4 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5730] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5728] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5729] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5641] unlink("./8/binderfs" [pid 5731] <... openat resumed>) = 3 [pid 5730] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5729] <... futex resumed>) = 1 [pid 5728] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5727] <... futex resumed>) = 0 [pid 5644] rmdir("./8/sys" [pid 5641] <... unlink resumed>) = 0 [pid 5731] write(3, "1000", 4 [pid 5730] <... mount resumed>) = 0 [pid 5729] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... rmdir resumed>) = 0 [pid 5731] <... write resumed>) = 4 [pid 5730] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] <... futex resumed>) = 0 [pid 5641] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5731] close(3 [pid 5730] <... futex resumed>) = 1 [pid 5729] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5728] <... futex resumed>) = 0 [pid 5727] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(3 [pid 5731] <... close resumed>) = 0 [pid 5730] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5729] <... pwrite64 resumed>) = 4 [pid 5728] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5731] symlink("/dev/binderfs", "./binderfs" [pid 5730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5729] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] <... futex resumed>) = 0 [pid 5644] close(3 [pid 5731] <... symlink resumed>) = 0 [pid 5730] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5729] <... futex resumed>) = 1 [pid 5728] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5727] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5731] write(1, "executing program\n", 18 [pid 5729] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] exit_group(0 executing program [pid 5644] rmdir("./8" [pid 5731] <... write resumed>) = 18 [pid 5730] <... openat resumed>) = 3 [pid 5729] <... futex resumed>) = ? [pid 5727] <... exit_group resumed>) = ? [pid 5644] <... rmdir resumed>) = 0 [pid 5731] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5730] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5728] <... futex resumed>) = 0 [pid 5730] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5728] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... futex resumed>) = 0 [pid 5728] <... futex resumed>) = 0 [pid 5644] mkdir("./9", 0777 [pid 5728] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5730] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5644] <... mkdir resumed>) = 0 [pid 5731] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5730] <... pwrite64 resumed>) = 4 [pid 5729] +++ exited with 0 +++ [pid 5727] +++ exited with 0 +++ [pid 5731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5731] <... mmap resumed>) = 0x7f8428e95000 [pid 5730] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5731] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5730] <... futex resumed>) = 1 [pid 5728] <... futex resumed>) = 0 [pid 5731] <... mprotect resumed>) = 0 [pid 5730] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5728] exit_group(0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5731] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5730] <... futex resumed>) = ? [pid 5728] <... exit_group resumed>) = ? [pid 5731] <... rt_sigprocmask resumed>, [], 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5730] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5732 attached [pid 5731] <... clone3 resumed> => {parent_tid=[5732]}, 88) = 5732 ci2-upstream-fs/strace-static-x86_64: Process 5733 attached [pid 5732] 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 5732] <... rseq resumed>) = 0 [pid 5731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5733 [pid 5640] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5733] set_robust_list(0x55558d6917a0, 24 [pid 5732] set_robust_list(0x7f8428eb59a0, 24 [pid 5733] <... set_robust_list resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5732] <... set_robust_list resumed>) = 0 [pid 5731] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5732] rt_sigprocmask(SIG_SETMASK, [] [pid 5731] <... futex resumed>) = 0 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5731] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5733] rt_sigprocmask(SIG_SETMASK, [] [pid 5732] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5640] <... openat resumed>) = 3 [pid 5733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] fstat(3 [pid 5733] chdir("./9" [pid 5732] <... mkdirat resumed>) = 0 [pid 5728] +++ exited with 0 +++ [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5732] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] <... chdir resumed>) = 0 [pid 5641] <... umount2 resumed>) = 0 [pid 5640] getdents64(3 [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5728, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5732] <... futex resumed>) = 1 [pid 5731] <... futex resumed>) = 0 [pid 5641] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5733] <... prctl resumed>) = 0 [pid 5732] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5733] setpgid(0, 0 [pid 5732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./8/sys" [pid 5640] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... restart_syscall resumed>) = 0 [pid 5733] <... setpgid resumed>) = 0 [pid 5732] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5731] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] newfstatat(AT_FDCWD, "./8/binderfs" [pid 5732] <... mount resumed>) = 0 [pid 5641] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5733] <... openat resumed>) = 3 [pid 5640] unlink("./8/binderfs" [pid 5639] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5733] write(3, "1000", 4 [pid 5732] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5733] <... write resumed>) = 4 [pid 5732] <... futex resumed>) = 1 [pid 5731] <... futex resumed>) = 0 [pid 5641] openat(AT_FDCWD, "./8/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... unlink resumed>) = 0 [pid 5733] close(3 [pid 5732] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... openat resumed>) = 4 [pid 5733] <... close resumed>) = 0 [pid 5732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] <... futex resumed>) = 0 [pid 5640] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5733] symlink("/dev/binderfs", "./binderfs" [pid 5732] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5731] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] fstat(4 [pid 5733] <... symlink resumed>) = 0 [pid 5732] <... openat resumed>) = 3 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... openat resumed>) = 3 [pid 5641] getdents64(4 [pid 5639] fstat(3 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5733] write(1, "executing program\n", 18 [pid 5732] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] getdents64(3 [pid 5733] <... write resumed>) = 18 executing program [pid 5732] <... futex resumed>) = 1 [pid 5731] <... futex resumed>) = 0 [pid 5641] getdents64(4 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5733] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5733] <... futex resumed>) = 0 [pid 5732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] <... futex resumed>) = 0 [pid 5639] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5733] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5732] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5731] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] close(4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5733] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5732] <... pwrite64 resumed>) = 4 [pid 5641] <... close resumed>) = 0 [pid 5733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5732] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] rmdir("./8/sys" [pid 5639] newfstatat(AT_FDCWD, "./8/binderfs" [pid 5733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5732] <... futex resumed>) = 1 [pid 5731] <... futex resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5733] <... mmap resumed>) = 0x7f8428e95000 [pid 5732] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] exit_group(0 [pid 5639] unlink("./8/binderfs" [pid 5732] <... futex resumed>) = ? [pid 5731] <... exit_group resumed>) = ? [pid 5733] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] getdents64(3 [pid 5639] <... unlink resumed>) = 0 [pid 5733] <... mprotect resumed>) = 0 [pid 5639] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] close(3 [pid 5733] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] <... close resumed>) = 0 [pid 5732] +++ exited with 0 +++ [pid 5731] +++ exited with 0 +++ [pid 5733] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] rmdir("./8" [pid 5733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5734 attached ) = 0 [pid 5734] 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 5733] <... clone3 resumed> => {parent_tid=[5734]}, 88) = 5734 [pid 5733] rt_sigprocmask(SIG_SETMASK, [] [pid 5734] set_robust_list(0x7f8428eb59a0, 24 [pid 5733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... umount2 resumed>) = 0 [pid 5733] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5734] <... set_robust_list resumed>) = 0 [pid 5733] <... futex resumed>) = 0 [pid 5641] mkdir("./9", 0777 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5734] rt_sigprocmask(SIG_SETMASK, [] [pid 5733] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... mkdir resumed>) = 0 [pid 5640] newfstatat(AT_FDCWD, "./8/sys" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5734] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... openat resumed>) = 3 [pid 5734] <... mkdirat resumed>) = 0 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] fstat(3 [pid 5734] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-upstream-fs/strace-static-x86_64: Process 5735 attached ) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5640] openat(AT_FDCWD, "./8/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... umount2 resumed>) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5734] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5640] <... openat resumed>) = 4 [pid 5639] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5735] set_robust_list(0x55558d6917a0, 24 [pid 5638] getdents64(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5733] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5735] <... set_robust_list resumed>) = 0 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5735 [pid 5734] <... futex resumed>) = 0 [pid 5733] <... futex resumed>) = 1 [pid 5640] fstat(4 [pid 5639] newfstatat(AT_FDCWD, "./8/sys" [pid 5735] rt_sigprocmask(SIG_SETMASK, [] [pid 5734] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5733] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5734] <... mount resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] getdents64(4 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5735] chdir("./9" [pid 5734] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5734] <... futex resumed>) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5734] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5733] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5733] <... futex resumed>) = 0 [pid 5639] openat(AT_FDCWD, "./8/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5734] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5733] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5735] <... chdir resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... openat resumed>) = 4 [pid 5638] newfstatat(AT_FDCWD, "./8/binderfs" [pid 5735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5640] getdents64(4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5735] <... prctl resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] unlink("./8/binderfs" [pid 5735] setpgid(0, 0 [pid 5734] <... openat resumed>) = 3 [pid 5640] close(4 [pid 5639] fstat(4 [pid 5638] <... unlink resumed>) = 0 [pid 5735] <... setpgid resumed>) = 0 [pid 5734] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... close resumed>) = 0 [pid 5735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5734] <... futex resumed>) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5640] rmdir("./8/sys" [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5735] <... openat resumed>) = 3 [pid 5734] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5733] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] getdents64(4 [pid 5735] write(3, "1000", 4 [pid 5734] <... pwrite64 resumed>) = 4 [pid 5733] <... futex resumed>) = 0 [pid 5640] getdents64(3 [pid 5735] <... write resumed>) = 4 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5735] close(3 [pid 5640] close(3 [pid 5639] getdents64(4 [pid 5735] <... close resumed>) = 0 [pid 5734] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... close resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5735] symlink("/dev/binderfs", "./binderfs" [pid 5734] <... futex resumed>) = 0 [pid 5733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] close(4 [pid 5735] <... symlink resumed>) = 0 [pid 5734] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5640] rmdir("./8" [pid 5733] exit_group(0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... close resumed>) = 0 [pid 5734] <... futex resumed>) = ? [pid 5733] <... exit_group resumed>) = ? [pid 5639] rmdir("./8/sys" [pid 5735] write(1, "executing program\n", 18 [pid 5640] mkdir("./9", 0777 [pid 5735] <... write resumed>) = 18 executing program [pid 5640] <... mkdir resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5735] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5734] +++ exited with 0 +++ [pid 5733] +++ exited with 0 +++ [pid 5735] <... futex resumed>) = 0 [pid 5639] getdents64(3 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5733, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5735] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5735] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5639] close(3 [pid 5735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... close resumed>) = 0 [pid 5735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] rmdir("./8" [pid 5735] <... mmap resumed>) = 0x7f8428e95000 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5735] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5735] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] mkdir("./9", 0777 [pid 5735] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] <... mkdir resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5736 attached [pid 5735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... restart_syscall resumed>) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5736 [pid 5638] <... umount2 resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5737 attached [pid 5736] set_robust_list(0x55558d6917a0, 24 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5737] 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 5736] <... set_robust_list resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5737] <... rseq resumed>) = 0 [pid 5736] rt_sigprocmask(SIG_SETMASK, [] [pid 5735] <... clone3 resumed> => {parent_tid=[5737]}, 88) = 5737 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] newfstatat(AT_FDCWD, "./8/sys" [pid 5737] set_robust_list(0x7f8428eb59a0, 24 [pid 5736] chdir("./9" [pid 5735] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5737] <... set_robust_list resumed>) = 0 [pid 5735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5737] rt_sigprocmask(SIG_SETMASK, [] [pid 5735] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5735] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5738 attached [pid 5737] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5736] <... chdir resumed>) = 0 [pid 5735] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] umount2("./8/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5738] set_robust_list(0x55558d6917a0, 24 [pid 5737] <... mkdirat resumed>) = 0 [pid 5736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5738] <... set_robust_list resumed>) = 0 [pid 5736] <... prctl resumed>) = 0 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5738 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5736] setpgid(0, 0 [pid 5644] <... openat resumed>) = 3 [pid 5736] <... setpgid resumed>) = 0 [pid 5738] rt_sigprocmask(SIG_SETMASK, [] [pid 5736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] fstat(3 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] openat(AT_FDCWD, "./8/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5737] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5738] chdir("./9" [pid 5737] <... futex resumed>) = 1 [pid 5735] <... futex resumed>) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5738] <... chdir resumed>) = 0 [pid 5737] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5735] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] <... openat resumed>) = 3 [pid 5638] <... openat resumed>) = 4 [pid 5738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5737] <... mount resumed>) = 0 [pid 5735] <... futex resumed>) = 0 [pid 5644] getdents64(3 [pid 5738] <... prctl resumed>) = 0 [pid 5737] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5735] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] fstat(4 [pid 5738] setpgid(0, 0 [pid 5737] <... futex resumed>) = 0 [pid 5736] write(3, "1000", 4 [pid 5735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5738] <... setpgid resumed>) = 0 [pid 5737] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5736] <... write resumed>) = 4 [pid 5735] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5736] close(3 [pid 5735] <... futex resumed>) = 0 [pid 5644] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5738] <... openat resumed>) = 3 [pid 5737] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5736] <... close resumed>) = 0 [pid 5735] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] getdents64(4 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5736] symlink("/dev/binderfs", "./binderfs" [pid 5737] <... openat resumed>) = 3 [pid 5644] newfstatat(AT_FDCWD, "./9/binderfs" [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5738] write(3, "1000", 4) = 4 [pid 5738] close(3) = 0 [pid 5737] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] <... symlink resumed>) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] getdents64(4 [pid 5738] symlink("/dev/binderfs", "./binderfs" [pid 5737] <... futex resumed>) = 1 [pid 5735] <... futex resumed>) = 0 [pid 5644] unlink("./9/binderfs" [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5738] <... symlink resumed>) = 0 [pid 5737] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5736] write(1, "executing program\n", 18 [pid 5735] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... unlink resumed>) = 0 executing program [pid 5638] close(4 [pid 5738] write(1, "executing program\n", 18 [pid 5737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5735] <... futex resumed>) = 0 executing program [pid 5644] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... close resumed>) = 0 [pid 5738] <... write resumed>) = 18 [pid 5737] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5736] <... write resumed>) = 18 [pid 5735] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5738] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] <... pwrite64 resumed>) = 4 [pid 5736] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] rmdir("./8/sys" [pid 5738] <... futex resumed>) = 0 [pid 5738] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5737] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] <... futex resumed>) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5738] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5737] <... futex resumed>) = 1 [pid 5736] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5735] <... futex resumed>) = 0 [pid 5737] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5736] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5735] exit_group(0 [pid 5738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5737] <... futex resumed>) = ? [pid 5736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5735] <... exit_group resumed>) = ? [pid 5638] getdents64(3 [pid 5738] <... mmap resumed>) = 0x7f8428e95000 [pid 5737] +++ exited with 0 +++ [pid 5736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5738] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(3) = 0 [pid 5638] rmdir("./8") = 0 [pid 5736] <... mmap resumed>) = 0x7f8428e95000 [pid 5638] mkdir("./9", 0777 [pid 5736] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5738] <... mprotect resumed>) = 0 [pid 5736] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5738] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5736] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5738] <... rt_sigprocmask resumed>, [], 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5739 attached [pid 5738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5638] <... mkdir resumed>) = 0 [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 [pid 5736] <... clone3 resumed> => {parent_tid=[5739]}, 88) = 5739 ci2-upstream-fs/strace-static-x86_64: Process 5740 attached [pid 5739] <... rseq resumed>) = 0 [pid 5736] rt_sigprocmask(SIG_SETMASK, [] [pid 5739] set_robust_list(0x7f8428eb59a0, 24 [pid 5738] <... clone3 resumed> => {parent_tid=[5740]}, 88) = 5740 [pid 5736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5740] 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 5735] +++ exited with 0 +++ [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5739] <... set_robust_list resumed>) = 0 [pid 5739] rt_sigprocmask(SIG_SETMASK, [] [pid 5738] rt_sigprocmask(SIG_SETMASK, [] [pid 5736] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5740] <... rseq resumed>) = 0 [pid 5739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5736] <... futex resumed>) = 0 [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5740] set_robust_list(0x7f8428eb59a0, 24 [pid 5738] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... umount2 resumed>) = 0 [pid 5738] <... futex resumed>) = 0 [pid 5644] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOWci2-upstream-fs/strace-static-x86_64: Process 5741 attached [pid 5740] <... set_robust_list resumed>) = 0 [pid 5739] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5738] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] newfstatat(AT_FDCWD, "./9/sys" [pid 5741] set_robust_list(0x55558d6917a0, 24 [pid 5740] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5741 [pid 5644] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, "./9/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5740] <... mkdirat resumed>) = 0 [pid 5644] <... openat resumed>) = 4 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5644] getdents64(4 [pid 5741] <... set_robust_list resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5740] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] <... mkdirat resumed>) = 0 [pid 5644] getdents64(4 [pid 5741] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5740] <... futex resumed>) = 1 [pid 5739] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5741] chdir("./9" [pid 5740] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5739] <... futex resumed>) = 1 [pid 5738] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] <... futex resumed>) = 0 [pid 5644] close(4 [pid 5641] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5741] <... chdir resumed>) = 0 [pid 5740] <... mount resumed>) = 0 [pid 5739] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5644] <... close resumed>) = 0 [pid 5741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5740] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... futex resumed>) = 0 [pid 5644] rmdir("./9/sys" [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5741] <... prctl resumed>) = 0 [pid 5740] <... futex resumed>) = 0 [pid 5738] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5736] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5741] setpgid(0, 0 [pid 5740] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5739] <... futex resumed>) = 0 [pid 5738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5736] <... futex resumed>) = 1 [pid 5644] <... rmdir resumed>) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5741] <... setpgid resumed>) = 0 [pid 5740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5739] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5738] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(3 [pid 5641] fstat(3 [pid 5740] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5739] <... mount resumed>) = 0 [pid 5741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5738] <... futex resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5740] <... openat resumed>) = 3 [pid 5738] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] getdents64(3 [pid 5741] <... openat resumed>) = 3 [pid 5740] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] close(3 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5741] write(3, "1000", 4 [pid 5739] <... futex resumed>) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5741] <... write resumed>) = 4 [pid 5740] <... futex resumed>) = 1 [pid 5739] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5738] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] <... futex resumed>) = 0 [pid 5644] rmdir("./9" [pid 5641] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5741] close(3 [pid 5740] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5738] <... futex resumed>) = 0 [pid 5736] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5741] <... close resumed>) = 0 [pid 5740] <... pwrite64 resumed>) = 4 [pid 5738] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... rmdir resumed>) = 0 [pid 5736] <... futex resumed>) = 1 [pid 5739] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./9/binderfs" [pid 5741] symlink("/dev/binderfs", "./binderfs" [pid 5740] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5736] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] mkdir("./10", 0777 [pid 5741] <... symlink resumed>) = 0 [pid 5740] <... futex resumed>) = 0 [pid 5739] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5738] exit_group(0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5741] write(1, "executing program\n", 18 [pid 5740] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5644] <... mkdir resumed>) = 0 executing program [pid 5641] unlink("./9/binderfs" [pid 5741] <... write resumed>) = 18 [pid 5740] <... futex resumed>) = ? [pid 5739] <... openat resumed>) = 3 [pid 5738] <... exit_group resumed>) = ? [pid 5741] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5741] <... futex resumed>) = 0 [pid 5739] <... futex resumed>) = 1 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5741] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5739] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5736] <... futex resumed>) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5741] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5736] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] <... futex resumed>) = 0 [pid 5740] +++ exited with 0 +++ [pid 5741] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5738] +++ exited with 0 +++ [pid 5736] <... futex resumed>) = 1 [pid 5641] <... unlink resumed>) = 0 [pid 5741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5739] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5736] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5739] <... pwrite64 resumed>) = 4 [pid 5641] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5739] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5741] <... mmap resumed>) = 0x7f8428e95000 [pid 5739] <... futex resumed>) = 1 [pid 5736] <... futex resumed>) = 0 [pid 5741] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5739] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5736] exit_group(0 [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5741] <... mprotect resumed>) = 0 [pid 5739] <... futex resumed>) = ? [pid 5736] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5742 attached [pid 5741] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5739] +++ exited with 0 +++ [pid 5639] <... restart_syscall resumed>) = 0 [pid 5742] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5742] rt_sigprocmask(SIG_SETMASK, [] [pid 5741] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5742] chdir("./10" [pid 5741] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5742] <... chdir resumed>) = 0 [pid 5742] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 5743 attached [pid 5736] +++ exited with 0 +++ [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5742 [pid 5639] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5743] 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 5742] <... prctl resumed>) = 0 [pid 5741] <... clone3 resumed> => {parent_tid=[5743]}, 88) = 5743 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5743] <... rseq resumed>) = 0 [pid 5742] setpgid(0, 0 [pid 5741] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5639] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5743] set_robust_list(0x7f8428eb59a0, 24 [pid 5742] <... setpgid resumed>) = 0 [pid 5741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... umount2 resumed>) = 0 [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5743] <... set_robust_list resumed>) = 0 [pid 5742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5741] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... openat resumed>) = 3 [pid 5743] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] fstat(3 [pid 5743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5743] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5742] <... openat resumed>) = 3 [pid 5741] <... futex resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5742] write(3, "1000", 4 [pid 5741] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] newfstatat(AT_FDCWD, "./9/sys" [pid 5743] <... mkdirat resumed>) = 0 [pid 5742] <... write resumed>) = 4 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] getdents64(3 [pid 5743] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] close(3 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5743] <... futex resumed>) = 1 [pid 5742] <... close resumed>) = 0 [pid 5741] <... futex resumed>) = 0 [pid 5641] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5743] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... restart_syscall resumed>) = 0 [pid 5741] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5742] symlink("/dev/binderfs", "./binderfs" [pid 5743] <... futex resumed>) = 0 [pid 5741] <... futex resumed>) = 1 [pid 5641] openat(AT_FDCWD, "./9/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] newfstatat(AT_FDCWD, "./9/binderfs" [pid 5742] <... symlink resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] unlink("./9/binderfs" [pid 5743] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5742] write(1, "executing program\n", 18 [pid 5741] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... openat resumed>) = 4 executing program [pid 5743] <... mount resumed>) = 0 [pid 5742] <... write resumed>) = 18 [pid 5641] fstat(4 [pid 5640] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... unlink resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] getdents64(4 [pid 5743] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5743] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5741] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... openat resumed>) = 3 [pid 5743] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5741] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5742] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5741] <... futex resumed>) = 0 [pid 5743] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5741] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] getdents64(4 [pid 5743] <... openat resumed>) = 3 [pid 5742] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5640] fstat(3 [pid 5743] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] close(4 [pid 5640] getdents64(3 [pid 5743] <... futex resumed>) = 1 [pid 5741] <... futex resumed>) = 0 [pid 5742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5743] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5742] <... mmap resumed>) = 0x7f8428e95000 [pid 5741] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... close resumed>) = 0 [pid 5743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5742] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5741] <... futex resumed>) = 0 [pid 5640] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5743] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5742] <... mprotect resumed>) = 0 [pid 5741] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] rmdir("./9/sys" [pid 5743] <... pwrite64 resumed>) = 4 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5743] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5741] <... futex resumed>) = 0 [pid 5743] <... futex resumed>) = 1 [pid 5741] exit_group(0 [pid 5641] <... rmdir resumed>) = 0 [pid 5741] <... exit_group resumed>) = ? [pid 5743] +++ exited with 0 +++ [pid 5742] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] getdents64(3 [pid 5640] newfstatat(AT_FDCWD, "./9/binderfs" [pid 5742] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5741] +++ exited with 0 +++ [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5640] unlink("./9/binderfs"ci2-upstream-fs/strace-static-x86_64: Process 5744 attached [pid 5641] close(3 [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5742] <... clone3 resumed> => {parent_tid=[5744]}, 88) = 5744 [pid 5641] <... close resumed>) = 0 [pid 5744] 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 5640] <... unlink resumed>) = 0 [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5744] <... rseq resumed>) = 0 [pid 5742] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] rmdir("./9" [pid 5744] set_robust_list(0x7f8428eb59a0, 24 [pid 5742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5742] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5742] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5744] <... set_robust_list resumed>) = 0 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5744] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... rmdir resumed>) = 0 [pid 5744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] mkdir("./10", 0777 [pid 5744] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5641] <... mkdir resumed>) = 0 [pid 5638] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5744] <... mkdirat resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5744] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5742] <... futex resumed>) = 0 [pid 5744] <... futex resumed>) = 1 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5744] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5742] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5745 attached [pid 5742] <... futex resumed>) = 0 [pid 5639] newfstatat(AT_FDCWD, "./9/sys" [pid 5638] <... openat resumed>) = 3 [pid 5745] set_robust_list(0x55558d6917a0, 24 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5745 [pid 5638] fstat(3 [pid 5745] <... set_robust_list resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5745] rt_sigprocmask(SIG_SETMASK, [] [pid 5744] <... mount resumed>) = 0 [pid 5745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] getdents64(3 [pid 5745] chdir("./10" [pid 5742] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5745] <... chdir resumed>) = 0 [pid 5744] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] <... umount2 resumed>) = 0 [pid 5639] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5742] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5744] <... futex resumed>) = 0 [pid 5742] <... futex resumed>) = 0 [pid 5640] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5745] <... prctl resumed>) = 0 [pid 5742] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] openat(AT_FDCWD, "./9/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5745] setpgid(0, 0 [pid 5744] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5745] <... setpgid resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... openat resumed>) = 4 [pid 5638] newfstatat(AT_FDCWD, "./9/binderfs" [pid 5745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5744] <... openat resumed>) = 3 [pid 5640] newfstatat(AT_FDCWD, "./9/sys" [pid 5639] fstat(4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5745] <... openat resumed>) = 3 [pid 5744] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] unlink("./9/binderfs" [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] getdents64(4 [pid 5745] write(3, "1000", 4 [pid 5744] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5640] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5742] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] <... write resumed>) = 4 [pid 5744] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5742] <... futex resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5745] close(3 [pid 5744] <... pwrite64 resumed>) = 4 [pid 5742] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] openat(AT_FDCWD, "./9/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] getdents64(4 [pid 5745] <... close resumed>) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5745] symlink("/dev/binderfs", "./binderfs" [pid 5744] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] fstat(4 [pid 5638] <... unlink resumed>) = 0 [pid 5745] <... symlink resumed>) = 0 [pid 5744] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] close(4 [pid 5745] write(1, "executing program\n", 18 [pid 5744] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 5742] exit_group(0 [pid 5640] getdents64(4 [pid 5639] <... close resumed>) = 0 [pid 5638] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5745] <... write resumed>) = 18 [pid 5744] <... futex resumed>) = ? [pid 5742] <... exit_group resumed>) = ? [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5745] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] +++ exited with 0 +++ [pid 5639] rmdir("./9/sys" [pid 5745] <... futex resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5745] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5742] +++ exited with 0 +++ [pid 5640] getdents64(4 [pid 5639] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5745] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5742, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] close(4 [pid 5639] close(3 [pid 5745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] <... close resumed>) = 0 [pid 5639] <... close resumed>) = 0 [pid 5745] <... mmap resumed>) = 0x7f8428e95000 [pid 5640] rmdir("./9/sys" [pid 5639] rmdir("./9" [pid 5745] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5745] <... mprotect resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] mkdir("./10", 0777 [pid 5745] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] getdents64(3 [pid 5638] <... umount2 resumed>) = 0 [pid 5745] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... openat resumed>) = 3 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOWci2-upstream-fs/strace-static-x86_64: Process 5746 attached [pid 5644] fstat(3 [pid 5640] close(3 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5746] 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 5639] <... mkdir resumed>) = 0 [pid 5746] set_robust_list(0x7f8428eb59a0, 24 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5746] <... set_robust_list resumed>) = 0 [pid 5746] rt_sigprocmask(SIG_SETMASK, [] [pid 5745] <... clone3 resumed> => {parent_tid=[5746]}, 88) = 5746 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] newfstatat(AT_FDCWD, "./9/sys" [pid 5746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5745] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] getdents64(3 [pid 5640] rmdir("./9" [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5746] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] <... rmdir resumed>) = 0 [pid 5638] umount2("./9/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5745] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5745] <... futex resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] mkdir("./10", 0777 [pid 5638] openat(AT_FDCWD, "./9/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-upstream-fs/strace-static-x86_64: Process 5747 attached [pid 5746] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5745] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] newfstatat(AT_FDCWD, "./10/binderfs" [pid 5640] <... mkdir resumed>) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] unlink("./10/binderfs" [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5747 [pid 5638] fstat(4 [pid 5747] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... unlink resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5746] <... mkdirat resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5747] <... set_robust_list resumed>) = 0 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5747] rt_sigprocmask(SIG_SETMASK, [] [pid 5746] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] getdents64(4, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5638] getdents64(4 [pid 5747] chdir("./10" [pid 5746] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5745] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5745] <... futex resumed>) = 0 [pid 5638] close(4 [pid 5747] <... chdir resumed>) = 0 [pid 5746] <... mount resumed>) = 0 [pid 5745] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5748 attached [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5748 [pid 5638] rmdir("./9/sys" [pid 5747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5748] set_robust_list(0x55558d6917a0, 24 [pid 5746] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... rmdir resumed>) = 0 [pid 5748] <... set_robust_list resumed>) = 0 [pid 5747] <... prctl resumed>) = 0 [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] getdents64(3 [pid 5745] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] setpgid(0, 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5745] <... futex resumed>) = 0 [pid 5638] close(3 [pid 5745] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... close resumed>) = 0 [pid 5748] rt_sigprocmask(SIG_SETMASK, [] [pid 5747] <... setpgid resumed>) = 0 [pid 5746] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5638] rmdir("./9" [pid 5748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5638] <... rmdir resumed>) = 0 [pid 5746] <... openat resumed>) = 3 [pid 5638] mkdir("./10", 0777 [pid 5748] chdir("./10" [pid 5747] <... openat resumed>) = 3 [pid 5746] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = 0 [pid 5748] <... chdir resumed>) = 0 [pid 5747] write(3, "1000", 4 [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5644] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... mkdir resumed>) = 0 [pid 5748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5747] <... write resumed>) = 4 [pid 5746] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5745] <... futex resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./10/sys" [pid 5748] <... prctl resumed>) = 0 [pid 5747] close(3 [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5745] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5748] setpgid(0, 0 [pid 5747] <... close resumed>) = 0 [pid 5746] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5748] <... setpgid resumed>) = 0 [pid 5747] symlink("/dev/binderfs", "./binderfs" [pid 5746] <... pwrite64 resumed>) = 4 [pid 5644] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, "./10/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5747] <... symlink resumed>) = 0 [pid 5644] <... openat resumed>) = 4 [pid 5644] fstat(4 [pid 5748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5746] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] write(1, "executing program\n", 18 [pid 5746] <... futex resumed>) = 1 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 5746] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] <... openat resumed>) = 3 [pid 5747] <... write resumed>) = 18 [pid 5745] <... futex resumed>) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5748] write(3, "1000", 4 [pid 5745] exit_group(0 [pid 5748] <... write resumed>) = 4 [pid 5747] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] <... exit_group resumed>) = ? [pid 5644] getdents64(4 [pid 5747] <... futex resumed>) = 0 [pid 5748] close(3 [pid 5747] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5746] <... futex resumed>) = ? [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 ci2-upstream-fs/strace-static-x86_64: Process 5749 attached [pid 5748] <... close resumed>) = 0 [pid 5747] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5644] getdents64(4, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5749] set_robust_list(0x55558d6917a0, 24 [pid 5748] symlink("/dev/binderfs", "./binderfs" [pid 5747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] close(4 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5749 [pid 5749] <... set_robust_list resumed>) = 0 [pid 5749] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... close resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5749] chdir("./10" [pid 5747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] rmdir("./10/sys" [pid 5746] +++ exited with 0 +++ [pid 5745] +++ exited with 0 +++ [pid 5644] <... rmdir resumed>) = 0 [pid 5749] <... chdir resumed>) = 0 [pid 5747] <... mmap resumed>) = 0x7f8428e95000 [pid 5749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] getdents64(3 [pid 5749] <... prctl resumed>) = 0 [pid 5748] <... symlink resumed>) = 0 [pid 5747] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5749] setpgid(0, 0 [pid 5747] <... mprotect resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5748] write(1, "executing program\n", 18 [pid 5749] <... setpgid resumed>) = 0 executing program [pid 5644] close(3 [pid 5749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5748] <... write resumed>) = 18 [pid 5747] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... close resumed>) = 0 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5749] <... openat resumed>) = 3 [pid 5748] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] rmdir("./10" [pid 5748] <... futex resumed>) = 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5749] write(3, "1000", 4 [pid 5748] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5644] <... rmdir resumed>) = 0 [pid 5749] <... write resumed>) = 4 [pid 5749] close(3) = 0 [pid 5749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5644] mkdir("./11", 0777ci2-upstream-fs/strace-static-x86_64: Process 5750 attached [pid 5748] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5750] 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 5749] write(1, "executing program\n", 18 [pid 5748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5747] <... clone3 resumed> => {parent_tid=[5750]}, 88) = 5750 [pid 5644] <... mkdir resumed>) = 0 [pid 5641] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5750] <... rseq resumed>) = 0 [pid 5749] <... write resumed>) = 18 [pid 5748] <... mmap resumed>) = 0x7f8428e95000 [pid 5750] set_robust_list(0x7f8428eb59a0, 24 executing program [pid 5747] rt_sigprocmask(SIG_SETMASK, [] [pid 5748] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5750] <... set_robust_list resumed>) = 0 [pid 5750] rt_sigprocmask(SIG_SETMASK, [] [pid 5749] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... mprotect resumed>) = 0 [pid 5747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5749] <... futex resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5749] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5750] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5749] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5748] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5747] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5749] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5748] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5747] <... futex resumed>) = 0 [pid 5748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5747] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5641] fstat(3ci2-upstream-fs/strace-static-x86_64: Process 5751 attached [pid 5750] <... mkdirat resumed>) = 0 [pid 5749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5748] <... clone3 resumed> => {parent_tid=[5751]}, 88) = 5751 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5752 attached [pid 5751] 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 5641] getdents64(3 [pid 5752] set_robust_list(0x55558d6917a0, 24 [pid 5751] <... rseq resumed>) = 0 [pid 5750] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5749] <... mmap resumed>) = 0x7f8428e95000 [pid 5748] rt_sigprocmask(SIG_SETMASK, [] [pid 5752] <... set_robust_list resumed>) = 0 [pid 5751] set_robust_list(0x7f8428eb59a0, 24 [pid 5750] <... futex resumed>) = 1 [pid 5748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5747] <... futex resumed>) = 0 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5752 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5749] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5752] rt_sigprocmask(SIG_SETMASK, [] [pid 5751] <... set_robust_list resumed>) = 0 [pid 5750] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5749] <... mprotect resumed>) = 0 [pid 5748] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5751] rt_sigprocmask(SIG_SETMASK, [] [pid 5750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5749] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5748] <... futex resumed>) = 0 [pid 5747] <... futex resumed>) = 0 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5752] chdir("./11" [pid 5751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5750] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5749] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5748] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5747] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] newfstatat(AT_FDCWD, "./10/binderfs" [pid 5752] <... chdir resumed>) = 0 [pid 5751] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5750] <... mount resumed>) = 0 [pid 5749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5753 attached [pid 5752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5751] <... mkdirat resumed>) = 0 [pid 5641] unlink("./10/binderfs" [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 [pid 5752] <... prctl resumed>) = 0 [pid 5750] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] setpgid(0, 0 [pid 5750] <... futex resumed>) = 1 [pid 5749] <... clone3 resumed> => {parent_tid=[5753]}, 88) = 5753 [pid 5641] <... unlink resumed>) = 0 [pid 5753] <... rseq resumed>) = 0 [pid 5752] <... setpgid resumed>) = 0 [pid 5751] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5749] rt_sigprocmask(SIG_SETMASK, [] [pid 5747] <... futex resumed>) = 0 [pid 5753] set_robust_list(0x7f8428eb59a0, 24 [pid 5752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5751] <... futex resumed>) = 1 [pid 5749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5748] <... futex resumed>) = 0 [pid 5747] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5753] <... set_robust_list resumed>) = 0 [pid 5752] <... openat resumed>) = 3 [pid 5751] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5749] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5753] rt_sigprocmask(SIG_SETMASK, [] [pid 5752] write(3, "1000", 4 [pid 5750] <... futex resumed>) = 0 [pid 5747] <... futex resumed>) = 1 [pid 5753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5752] <... write resumed>) = 4 [pid 5750] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5749] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5748] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5752] close(3 [pid 5750] <... openat resumed>) = 3 [pid 5748] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5752] <... close resumed>) = 0 [pid 5751] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5750] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5752] symlink("/dev/binderfs", "./binderfs" [pid 5751] <... mount resumed>) = 0 [pid 5750] <... futex resumed>) = 1 [pid 5747] <... futex resumed>) = 0 [pid 5753] <... mkdirat resumed>) = 0 [pid 5752] <... symlink resumed>) = 0 [pid 5751] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5751] <... futex resumed>) = 1 [pid 5751] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] write(1, "executing program\n", 18 [pid 5747] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... futex resumed>) = 0 [pid 5752] <... write resumed>) = 18 executing program [pid 5750] <... futex resumed>) = 0 [pid 5747] <... futex resumed>) = 1 [pid 5753] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5748] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] <... futex resumed>) = 1 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... pwrite64 resumed>) = 4 [pid 5749] <... futex resumed>) = 0 [pid 5748] <... futex resumed>) = 1 [pid 5753] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5751] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5752] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5751] <... openat resumed>) = 3 [pid 5750] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5749] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5750] <... futex resumed>) = 1 [pid 5749] <... futex resumed>) = 0 [pid 5752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5751] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5749] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5747] <... futex resumed>) = 0 [pid 5752] <... mmap resumed>) = 0x7f8428e95000 [pid 5751] <... futex resumed>) = 1 [pid 5751] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5752] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5748] <... futex resumed>) = 0 [pid 5747] exit_group(0 [pid 5748] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... rt_sigprocmask resumed>, [], 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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5754 attached [pid 5753] <... mount resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = ? [pid 5748] <... futex resumed>) = 1 [pid 5747] <... exit_group resumed>) = ? [pid 5753] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5748] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5754] 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 5753] <... futex resumed>) = 1 [pid 5752] <... clone3 resumed> => {parent_tid=[5754]}, 88) = 5754 [pid 5751] <... pwrite64 resumed>) = 4 [pid 5749] <... futex resumed>) = 0 [pid 5754] <... rseq resumed>) = 0 [pid 5753] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] rt_sigprocmask(SIG_SETMASK, [] [pid 5749] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] set_robust_list(0x7f8428eb59a0, 24 [pid 5753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5751] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] +++ exited with 0 +++ [pid 5749] <... futex resumed>) = 0 [pid 5747] +++ exited with 0 +++ [pid 5641] <... umount2 resumed>) = 0 [pid 5754] <... set_robust_list resumed>) = 0 [pid 5752] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] <... futex resumed>) = 1 [pid 5753] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5749] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5748] <... futex resumed>) = 0 [pid 5641] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] --- 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 */} --- [pid 5754] rt_sigprocmask(SIG_SETMASK, [] [pid 5753] <... openat resumed>) = 3 [pid 5752] <... futex resumed>) = 0 [pid 5751] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] exit_group(0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5754] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5752] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] <... futex resumed>) = ? [pid 5748] <... exit_group resumed>) = ? [pid 5754] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5753] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] +++ exited with 0 +++ [pid 5641] newfstatat(AT_FDCWD, "./10/sys" [pid 5753] <... futex resumed>) = 1 [pid 5749] <... futex resumed>) = 0 [pid 5753] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5749] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5749] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5754] <... mkdirat resumed>) = 0 [pid 5748] +++ exited with 0 +++ [pid 5753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5753] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5753] <... pwrite64 resumed>) = 4 [pid 5753] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./10/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5748, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5754] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... futex resumed>) = 1 [pid 5749] <... futex resumed>) = 0 [pid 5641] <... openat resumed>) = 4 [pid 5754] <... futex resumed>) = 1 [pid 5753] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] <... futex resumed>) = 0 [pid 5749] exit_group(0 [pid 5754] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5753] <... futex resumed>) = ? [pid 5752] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5749] <... exit_group resumed>) = ? [pid 5641] fstat(4 [pid 5754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5753] +++ exited with 0 +++ [pid 5752] <... futex resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5754] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5752] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5749] +++ exited with 0 +++ [pid 5641] getdents64(4 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5754] <... mount resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5754] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] getdents64(4 [pid 5640] <... openat resumed>) = 3 [pid 5754] <... futex resumed>) = 1 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5754] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5641] close(4 [pid 5639] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5752] <... futex resumed>) = 0 [pid 5641] <... close resumed>) = 0 [pid 5640] fstat(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5752] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] rmdir("./10/sys" [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5752] <... futex resumed>) = 1 [pid 5641] <... rmdir resumed>) = 0 [pid 5754] <... futex resumed>) = 0 [pid 5752] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] getdents64(3 [pid 5640] getdents64(3 [pid 5639] <... openat resumed>) = 3 [pid 5754] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] fstat(3 [pid 5754] <... openat resumed>) = 3 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5640] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] getdents64(3 [pid 5640] newfstatat(AT_FDCWD, "./10/binderfs" [pid 5754] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5641] close(3 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5752] <... futex resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] unlink("./10/binderfs" [pid 5752] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... close resumed>) = 0 [pid 5754] pwrite64(3, "\x02\x15\x5e\x65", 4, 2) = 4 [pid 5754] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5754] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5754] <... futex resumed>) = 0 [pid 5752] <... futex resumed>) = 1 [pid 5641] rmdir("./10" [pid 5640] <... unlink resumed>) = 0 [pid 5754] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] unlink("./10/binderfs" [pid 5641] <... rmdir resumed>) = 0 [pid 5639] <... unlink resumed>) = 0 [pid 5639] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5752] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] mkdir("./11", 0777 [pid 5640] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] <... mkdir resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5752] exit_group(0 [pid 5638] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5754] <... futex resumed>) = ? [pid 5752] <... exit_group resumed>) = ? [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] <... openat resumed>) = 3 [pid 5754] +++ exited with 0 +++ [pid 5638] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] getdents64(3, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] newfstatat(AT_FDCWD, "./10/binderfs" [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] unlink("./10/binderfs") = 0 [pid 5638] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOWci2-upstream-fs/strace-static-x86_64: Process 5755 attached [pid 5752] +++ exited with 0 +++ [pid 5755] set_robust_list(0x55558d6917a0, 24 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5755 [pid 5755] <... set_robust_list resumed>) = 0 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5755] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... restart_syscall resumed>) = 0 [pid 5755] chdir("./11") = 0 [pid 5755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5755] <... prctl resumed>) = 0 [pid 5640] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5755] setpgid(0, 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5755] <... setpgid resumed>) = 0 [pid 5644] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] newfstatat(AT_FDCWD, "./10/sys" [pid 5639] newfstatat(AT_FDCWD, "./10/sys" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5640] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] newfstatat(AT_FDCWD, "./10/sys" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5755] <... openat resumed>) = 3 [pid 5644] fstat(3 [pid 5755] write(3, "1000", 4 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] openat(AT_FDCWD, "./10/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] openat(AT_FDCWD, "./10/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] umount2("./10/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5755] <... write resumed>) = 4 [pid 5640] <... openat resumed>) = 4 [pid 5755] close(3 [pid 5639] <... openat resumed>) = 4 [pid 5644] getdents64(3 [pid 5640] fstat(4 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5755] <... close resumed>) = 0 [pid 5639] fstat(4 [pid 5755] symlink("/dev/binderfs", "./binderfs" [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] openat(AT_FDCWD, "./10/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5755] <... symlink resumed>) = 0 [pid 5640] getdents64(4 [pid 5639] getdents64(4 [pid 5638] <... openat resumed>) = 4 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] getdents64(4 [pid 5644] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] fstat(4 [pid 5755] write(1, "executing program\n", 18 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] getdents64(4 [pid 5755] <... write resumed>) = 18 [pid 5644] newfstatat(AT_FDCWD, "./11/binderfs" [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 5640] close(4 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] getdents64(4 [pid 5755] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] unlink("./11/binderfs" [pid 5640] <... close resumed>) = 0 [pid 5639] close(4 [pid 5755] <... futex resumed>) = 0 [pid 5640] rmdir("./10/sys" [pid 5639] <... close resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5755] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5644] <... unlink resumed>) = 0 [pid 5639] rmdir("./10/sys" [pid 5638] getdents64(4 [pid 5755] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] getdents64(3 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(4 [pid 5755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] getdents64(3 [pid 5638] <... close resumed>) = 0 [pid 5755] <... mmap resumed>) = 0x7f8428e95000 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] close(3 [pid 5755] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5640] close(3 [pid 5639] <... close resumed>) = 0 [pid 5638] rmdir("./10/sys" [pid 5639] rmdir("./10") = 0 [pid 5755] <... mprotect resumed>) = 0 [pid 5644] <... umount2 resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5755] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] rmdir("./10" [pid 5639] mkdir("./11", 0777 [pid 5638] getdents64(3 [pid 5755] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] newfstatat(AT_FDCWD, "./11/sys" [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5638] close(3ci2-upstream-fs/strace-static-x86_64: Process 5756 attached [pid 5755] <... clone3 resumed> => {parent_tid=[5756]}, 88) = 5756 [pid 5644] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] mkdir("./11", 0777 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5756] 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 5755] rt_sigprocmask(SIG_SETMASK, [] [pid 5756] <... rseq resumed>) = 0 [pid 5755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] rmdir("./10" [pid 5756] set_robust_list(0x7f8428eb59a0, 24 [pid 5755] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] openat(AT_FDCWD, "./11/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... mkdir resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] <... rmdir resumed>) = 0 [pid 5756] <... set_robust_list resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5644] <... openat resumed>) = 4 [pid 5644] fstat(4 [pid 5756] rt_sigprocmask(SIG_SETMASK, [] [pid 5755] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] mkdir("./11", 0777 [pid 5756] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5756] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5644] getdents64(4 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... mkdir resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 ci2-upstream-fs/strace-static-x86_64: Process 5757 attached [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5758 attached [pid 5757] set_robust_list(0x55558d6917a0, 24 [pid 5756] <... mkdirat resumed>) = 0 [pid 5644] getdents64(4 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5757 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] set_robust_list(0x55558d6917a0, 24 [pid 5757] <... set_robust_list resumed>) = 0 [pid 5756] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5758 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] <... set_robust_list resumed>) = 0 [pid 5757] rt_sigprocmask(SIG_SETMASK, [] [pid 5756] <... futex resumed>) = 1 [pid 5755] <... futex resumed>) = 0 [pid 5644] close(4 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5755] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] chdir("./11" [pid 5755] <... futex resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5755] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5759 attached [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5757] <... chdir resumed>) = 0 [pid 5756] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5644] rmdir("./11/sys" [pid 5758] chdir("./11" [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 5759] set_robust_list(0x55558d6917a0, 24 [pid 5758] <... chdir resumed>) = 0 [pid 5756] <... mount resumed>) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5759 [pid 5758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5759] <... set_robust_list resumed>) = 0 [pid 5758] <... prctl resumed>) = 0 [pid 5757] write(3, "1000", 4 [pid 5756] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] getdents64(3 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5759] rt_sigprocmask(SIG_SETMASK, [] [pid 5758] setpgid(0, 0 [pid 5757] <... write resumed>) = 4 [pid 5756] <... futex resumed>) = 1 [pid 5755] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... setpgid resumed>) = 0 [pid 5756] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5755] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] close(3 [pid 5757] close(3 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] chdir("./11" [pid 5758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5756] <... openat resumed>) = 3 [pid 5755] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5759] <... chdir resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5757] <... close resumed>) = 0 [pid 5759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5757] symlink("/dev/binderfs", "./binderfs" [pid 5759] <... prctl resumed>) = 0 [pid 5758] write(3, "1000", 4 [pid 5756] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rmdir("./11" [pid 5759] setpgid(0, 0 [pid 5758] <... write resumed>) = 4 [pid 5757] <... symlink resumed>) = 0 [pid 5756] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] <... rmdir resumed>) = 0 [pid 5758] close(3 [pid 5756] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5755] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] mkdir("./12", 0777 [pid 5758] <... close resumed>) = 0 [pid 5756] <... pwrite64 resumed>) = 4 [pid 5755] <... futex resumed>) = 0 [pid 5759] <... setpgid resumed>) = 0 [pid 5757] write(1, "executing program\n", 18 executing program [pid 5759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5757] <... write resumed>) = 18 [pid 5644] <... mkdir resumed>) = 0 [pid 5758] symlink("/dev/binderfs", "./binderfs" [pid 5759] <... openat resumed>) = 3 [pid 5756] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] write(3, "1000", 4 [pid 5757] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... write resumed>) = 4 [pid 5757] <... futex resumed>) = 0 [pid 5759] close(3 [pid 5758] <... symlink resumed>) = 0 [pid 5757] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5759] <... close resumed>) = 0 [pid 5757] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5759] symlink("/dev/binderfs", "./binderfs" [pid 5758] write(1, "executing program\n", 18 [pid 5757] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5756] <... futex resumed>) = 0 executing program [pid 5755] exit_group(0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5759] <... symlink resumed>) = 0 [pid 5758] <... write resumed>) = 18 [pid 5757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5755] <... exit_group resumed>) = ? [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5759] write(1, "executing program\n", 18 [pid 5758] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5756] +++ exited with 0 +++ [pid 5759] <... write resumed>) = 18 executing program [pid 5758] <... futex resumed>) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5759] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] <... mmap resumed>) = 0x7f8428e95000 [pid 5759] <... futex resumed>) = 0 [pid 5758] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5755] +++ exited with 0 +++ [pid 5758] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-upstream-fs/strace-static-x86_64: Process 5760 attached [pid 5759] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5757] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5760] set_robust_list(0x55558d6917a0, 24 [pid 5759] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5757] <... mprotect resumed>) = 0 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5760 [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5760] <... set_robust_list resumed>) = 0 [pid 5759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5758] <... mmap resumed>) = 0x7f8428e95000 [pid 5760] rt_sigprocmask(SIG_SETMASK, [] [pid 5759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5757] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... restart_syscall resumed>) = 0 [pid 5758] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5758] <... mprotect resumed>) = 0 [pid 5757] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] <... mmap resumed>) = 0x7f8428e95000 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[] [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5759] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5758] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5761 attached [pid 5761] 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 5758] <... clone3 resumed> => {parent_tid=[5761]}, 88) = 5761 ci2-upstream-fs/strace-static-x86_64: Process 5762 attached [pid 5761] <... rseq resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5760] chdir("./12" [pid 5759] <... mprotect resumed>) = 0 [pid 5762] 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 5761] set_robust_list(0x7f8428eb59a0, 24 [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5757] <... clone3 resumed> => {parent_tid=[5762]}, 88) = 5762 [pid 5762] <... rseq resumed>) = 0 [pid 5761] <... set_robust_list resumed>) = 0 [pid 5760] <... chdir resumed>) = 0 [pid 5759] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] rt_sigprocmask(SIG_SETMASK, [] [pid 5762] set_robust_list(0x7f8428eb59a0, 24 [pid 5761] rt_sigprocmask(SIG_SETMASK, [] [pid 5760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5759] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5762] <... set_robust_list resumed>) = 0 [pid 5761] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5760] <... prctl resumed>) = 0 [pid 5759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5758] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5762] rt_sigprocmask(SIG_SETMASK, [] [pid 5761] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5760] setpgid(0, 0 [pid 5757] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] <... setpgid resumed>) = 0 [pid 5757] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5763 attached [pid 5762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5761] <... mkdirat resumed>) = 0 [pid 5760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5759] <... clone3 resumed> => {parent_tid=[5763]}, 88) = 5763 [pid 5757] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5763] 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 5762] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5761] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5763] <... rseq resumed>) = 0 [pid 5760] <... openat resumed>) = 3 [pid 5759] rt_sigprocmask(SIG_SETMASK, [] [pid 5763] set_robust_list(0x7f8428eb59a0, 24 [pid 5761] <... futex resumed>) = 1 [pid 5759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5760] write(3, "1000", 4 [pid 5763] <... set_robust_list resumed>) = 0 [pid 5762] <... mkdirat resumed>) = 0 [pid 5761] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] <... write resumed>) = 4 [pid 5759] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5763] rt_sigprocmask(SIG_SETMASK, [] [pid 5762] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5760] close(3 [pid 5759] <... futex resumed>) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5762] <... futex resumed>) = 1 [pid 5761] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5759] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5758] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5757] <... futex resumed>) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5763] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5762] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5761] <... mount resumed>) = 0 [pid 5760] <... close resumed>) = 0 [pid 5757] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5757] <... futex resumed>) = 0 [pid 5641] fstat(3 [pid 5762] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5761] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] symlink("/dev/binderfs", "./binderfs" [pid 5757] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5762] <... mount resumed>) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5763] <... mkdirat resumed>) = 0 [pid 5761] <... futex resumed>) = 1 [pid 5758] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5758] <... futex resumed>) = 0 [pid 5762] <... futex resumed>) = 1 [pid 5761] <... openat resumed>) = 3 [pid 5758] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5757] <... futex resumed>) = 0 [pid 5762] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5761] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5761] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 0 [pid 5757] <... futex resumed>) = 0 [pid 5641] getdents64(3 [pid 5762] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5761] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5758] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5763] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... openat resumed>) = 3 [pid 5761] <... pwrite64 resumed>) = 4 [pid 5760] <... symlink resumed>) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5763] <... futex resumed>) = 1 [pid 5760] write(1, "executing program\n", 18 [pid 5759] <... futex resumed>) = 0 [pid 5763] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5761] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] <... futex resumed>) = 1 [pid 5761] <... futex resumed>) = 0 [pid 5760] <... write resumed>) = 18 [pid 5759] <... futex resumed>) = 0 [pid 5758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5757] <... futex resumed>) = 0 [pid 5763] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5762] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5761] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5758] exit_group(0 [pid 5757] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5763] <... mount resumed>) = 0 [pid 5762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5761] <... futex resumed>) = ? [pid 5760] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./11/binderfs" [pid 5762] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5761] +++ exited with 0 +++ [pid 5758] <... exit_group resumed>) = ? [pid 5757] <... futex resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5763] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... pwrite64 resumed>) = 4 [pid 5760] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5641] unlink("./11/binderfs" [pid 5763] <... futex resumed>) = 1 [pid 5760] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5759] <... futex resumed>) = 0 [pid 5763] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5759] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] <... futex resumed>) = 0 [pid 5758] +++ exited with 0 +++ [pid 5757] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... unlink resumed>) = 0 [pid 5763] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5762] <... futex resumed>) = 0 [pid 5760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5759] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5757] exit_group(0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5762] <... futex resumed>) = ? [pid 5757] <... exit_group resumed>) = ? [pid 5763] <... openat resumed>) = 3 [pid 5762] +++ exited with 0 +++ [pid 5760] <... mmap resumed>) = 0x7f8428e95000 [pid 5641] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5757] +++ exited with 0 +++ [pid 5640] <... restart_syscall resumed>) = 0 [pid 5763] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5757, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5760] <... mprotect resumed>) = 0 [pid 5763] <... futex resumed>) = 1 [pid 5760] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5759] <... futex resumed>) = 0 [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5763] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5760] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5759] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5759] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5764 attached [pid 5763] <... pwrite64 resumed>) = 4 [pid 5759] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... restart_syscall resumed>) = 0 [pid 5764] 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 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5763] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] <... clone3 resumed> => {parent_tid=[5764]}, 88) = 5764 [pid 5640] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5764] set_robust_list(0x7f8428eb59a0, 24 [pid 5763] <... futex resumed>) = 1 [pid 5760] rt_sigprocmask(SIG_SETMASK, [] [pid 5759] <... futex resumed>) = 0 [pid 5763] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] exit_group(0 [pid 5764] <... set_robust_list resumed>) = 0 [pid 5763] <... futex resumed>) = ? [pid 5764] rt_sigprocmask(SIG_SETMASK, [] [pid 5760] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... exit_group resumed>) = ? [pid 5640] <... openat resumed>) = 3 [pid 5639] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5764] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5763] +++ exited with 0 +++ [pid 5760] <... futex resumed>) = 0 [pid 5640] fstat(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5764] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5760] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] +++ exited with 0 +++ [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5639] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5764] <... mkdirat resumed>) = 0 [pid 5639] getdents64(3, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] getdents64(3 [pid 5639] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] newfstatat(AT_FDCWD, "./11/binderfs" [pid 5764] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5759, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5764] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5764] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] newfstatat(AT_FDCWD, "./11/binderfs" [pid 5638] <... restart_syscall resumed>) = 0 [pid 5760] <... futex resumed>) = 0 [pid 5764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5760] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] unlink("./11/binderfs" [pid 5764] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5641] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5639] <... unlink resumed>) = 0 [pid 5640] unlink("./11/binderfs" [pid 5641] newfstatat(AT_FDCWD, "./11/sys" [pid 5764] <... mount resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5764] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... unlink resumed>) = 0 [pid 5639] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5764] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5764] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./11/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5760] <... futex resumed>) = 0 [pid 5641] <... openat resumed>) = 4 [pid 5638] <... openat resumed>) = 3 [pid 5760] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5764] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5641] fstat(4 [pid 5638] fstat(3 [pid 5764] <... openat resumed>) = 3 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] getdents64(4 [pid 5764] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] getdents64(3 [pid 5764] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5764] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5760] <... futex resumed>) = 0 [pid 5641] getdents64(4 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5764] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5764] <... pwrite64 resumed>) = 4 [pid 5760] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5764] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] close(4 [pid 5638] newfstatat(AT_FDCWD, "./11/binderfs" [pid 5764] <... futex resumed>) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5764] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5641] <... close resumed>) = 0 [pid 5638] unlink("./11/binderfs" [pid 5760] exit_group(0 [pid 5641] rmdir("./11/sys" [pid 5764] <... futex resumed>) = ? [pid 5760] <... exit_group resumed>) = ? [pid 5638] <... unlink resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5641] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] close(3) = 0 [pid 5641] rmdir("./11") = 0 [pid 5641] mkdir("./12", 0777 [pid 5638] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5764] +++ exited with 0 +++ [pid 5760] +++ exited with 0 +++ [pid 5641] <... mkdir resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5760, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5644] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5765 attached [pid 5644] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5765] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5765] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... openat resumed>) = 3 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5765 [pid 5765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] fstat(3 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... umount2 resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5765] chdir("./12" [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5765] <... chdir resumed>) = 0 [pid 5644] getdents64(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5640] newfstatat(AT_FDCWD, "./11/sys" [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5639] newfstatat(AT_FDCWD, "./11/sys" [pid 5765] <... prctl resumed>) = 0 [pid 5644] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5765] setpgid(0, 0) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] newfstatat(AT_FDCWD, "./12/binderfs" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5765] <... openat resumed>) = 3 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] openat(AT_FDCWD, "./11/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] unlink("./12/binderfs" [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5765] write(3, "1000", 4 [pid 5644] <... unlink resumed>) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5639] openat(AT_FDCWD, "./11/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5765] <... write resumed>) = 4 [pid 5765] close(3 [pid 5640] fstat(4 [pid 5765] <... close resumed>) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] <... openat resumed>) = 4 [pid 5644] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] getdents64(4 [pid 5765] symlink("/dev/binderfs", "./binderfs" [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] getdents64(4, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] close(4 [pid 5639] fstat(4 [pid 5640] <... close resumed>) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5765] <... symlink resumed>) = 0 [pid 5640] rmdir("./11/sys" [pid 5639] getdents64(4 [pid 5765] write(1, "executing program\n", 18 [pid 5640] <... rmdir resumed>) = 0 [pid 5640] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5765] <... write resumed>) = 18 [pid 5640] close(3 [pid 5639] getdents64(4 [pid 5638] <... umount2 resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] close(4 [pid 5765] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... close resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5765] <... futex resumed>) = 0 [pid 5640] rmdir("./11" [pid 5639] <... close resumed>) = 0 [pid 5638] newfstatat(AT_FDCWD, "./11/sys" executing program [pid 5765] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5640] <... rmdir resumed>) = 0 [pid 5639] rmdir("./11/sys" [pid 5765] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5640] mkdir("./12", 0777 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5639] <... rmdir resumed>) = 0 [pid 5765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... mkdir resumed>) = 0 [pid 5639] getdents64(3 [pid 5638] umount2("./11/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5765] <... mmap resumed>) = 0x7f8428e95000 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5765] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5639] close(3 [pid 5638] openat(AT_FDCWD, "./11/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5765] <... mprotect resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] <... close resumed>) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5765] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] rmdir("./11" [pid 5638] fstat(4 [pid 5765] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5766 attached [pid 5765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5767 attached [pid 5766] set_robust_list(0x55558d6917a0, 24 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5766 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5767] 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 5766] <... set_robust_list resumed>) = 0 [pid 5765] <... clone3 resumed> => {parent_tid=[5767]}, 88) = 5767 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] mkdir("./12", 0777 [pid 5767] <... rseq resumed>) = 0 [pid 5766] rt_sigprocmask(SIG_SETMASK, [] [pid 5765] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5767] set_robust_list(0x7f8428eb59a0, 24 [pid 5766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5767] <... set_robust_list resumed>) = 0 [pid 5765] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5766] chdir("./12" [pid 5765] <... futex resumed>) = 0 [pid 5638] close(4 [pid 5767] rt_sigprocmask(SIG_SETMASK, [] [pid 5765] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5767] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] <... chdir resumed>) = 0 [pid 5644] <... umount2 resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5767] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] rmdir("./11/sys" [pid 5766] <... prctl resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5767] <... mkdirat resumed>) = 0 [pid 5766] setpgid(0, 0 [pid 5644] newfstatat(AT_FDCWD, "./12/sys" [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5766] <... setpgid resumed>) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5768 attached [pid 5766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] getdents64(3 [pid 5644] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5767] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5767] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5768 [pid 5768] set_robust_list(0x55558d6917a0, 24 [pid 5766] <... openat resumed>) = 3 [pid 5765] <... futex resumed>) = 0 [pid 5644] openat(AT_FDCWD, "./12/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] close(3 [pid 5768] <... set_robust_list resumed>) = 0 [pid 5766] write(3, "1000", 4 [pid 5765] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... openat resumed>) = 4 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] fstat(4 [pid 5638] <... close resumed>) = 0 [pid 5768] rt_sigprocmask(SIG_SETMASK, [] [pid 5767] <... futex resumed>) = 0 [pid 5766] <... write resumed>) = 4 [pid 5765] <... futex resumed>) = 1 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] rmdir("./11" [pid 5768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5767] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5766] close(3 [pid 5765] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(4 [pid 5638] <... rmdir resumed>) = 0 [pid 5768] chdir("./12" [pid 5767] <... mount resumed>) = 0 [pid 5766] <... close resumed>) = 0 [pid 5768] <... chdir resumed>) = 0 [pid 5766] symlink("/dev/binderfs", "./binderfs" [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5767] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] getdents64(4 [pid 5638] mkdir("./12", 0777 [pid 5768] <... prctl resumed>) = 0 [pid 5767] <... futex resumed>) = 1 [pid 5766] <... symlink resumed>) = 0 [pid 5765] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5768] setpgid(0, 0 [pid 5767] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5644] close(4) = 0 [pid 5768] <... setpgid resumed>) = 0 [pid 5767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5766] write(1, "executing program\n", 18 [pid 5765] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5644] rmdir("./12/sys" [pid 5638] <... mkdir resumed>) = 0 [pid 5768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5767] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5766] <... write resumed>) = 18 [pid 5765] <... futex resumed>) = 0 [pid 5766] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... rmdir resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5767] <... openat resumed>) = 3 [pid 5766] <... futex resumed>) = 0 [pid 5765] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5767] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5768] <... openat resumed>) = 3 [pid 5768] write(3, "1000", 4 [pid 5766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5765] <... futex resumed>) = 0 [pid 5767] <... futex resumed>) = 1 [pid 5644] getdents64(3 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5768] <... write resumed>) = 4 [pid 5767] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5765] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5768] close(3 [pid 5767] <... pwrite64 resumed>) = 4 [pid 5766] <... mmap resumed>) = 0x7f8428e95000 [pid 5765] <... futex resumed>) = 0 [pid 5644] close(3 [pid 5767] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5765] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... close resumed>) = 0 [pid 5768] <... close resumed>) = 0 [pid 5767] <... futex resumed>) = 0 [pid 5766] <... mprotect resumed>) = 0 [pid 5765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5768] symlink("/dev/binderfs", "./binderfs" [pid 5767] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5765] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5769 attached [pid 5767] <... futex resumed>) = ? [pid 5766] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5765] <... exit_group resumed>) = ? [pid 5644] rmdir("./12" [pid 5769] set_robust_list(0x55558d6917a0, 24 [pid 5768] <... symlink resumed>) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5769 [pid 5769] <... set_robust_list resumed>) = 0 [pid 5644] mkdir("./13", 0777 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5766] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5769] rt_sigprocmask(SIG_SETMASK, [] [pid 5768] write(1, "executing program\n", 18 [pid 5766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5770 attached executing program [pid 5769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5768] <... write resumed>) = 18 [pid 5767] +++ exited with 0 +++ [pid 5765] +++ exited with 0 +++ [pid 5770] 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 5769] chdir("./12" [pid 5768] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... clone3 resumed> => {parent_tid=[5770]}, 88) = 5770 [pid 5770] <... rseq resumed>) = 0 [pid 5769] <... chdir resumed>) = 0 [pid 5766] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... mkdir resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5768] <... futex resumed>) = 0 [pid 5770] set_robust_list(0x7f8428eb59a0, 24 [pid 5769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5768] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5770] <... set_robust_list resumed>) = 0 [pid 5769] <... prctl resumed>) = 0 [pid 5768] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5766] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5770] rt_sigprocmask(SIG_SETMASK, [] [pid 5769] setpgid(0, 0 [pid 5768] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5766] <... futex resumed>) = 0 [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5769] <... setpgid resumed>) = 0 [pid 5768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5770] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5641] <... openat resumed>) = 3 [pid 5770] <... mkdirat resumed>) = 0 [pid 5768] <... mmap resumed>) = 0x7f8428e95000 [pid 5641] fstat(3ci2-upstream-fs/strace-static-x86_64: Process 5771 attached [pid 5770] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5768] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5771] set_robust_list(0x55558d6917a0, 24 [pid 5770] <... futex resumed>) = 1 [pid 5769] <... openat resumed>) = 3 [pid 5768] <... mprotect resumed>) = 0 [pid 5766] <... futex resumed>) = 0 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5771 [pid 5641] getdents64(3 [pid 5771] <... set_robust_list resumed>) = 0 [pid 5770] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] write(3, "1000", 4 [pid 5768] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5766] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5771] rt_sigprocmask(SIG_SETMASK, [] [pid 5769] <... write resumed>) = 4 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5769] close(3 [pid 5768] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5766] <... futex resumed>) = 0 [pid 5641] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5771] chdir("./13" [pid 5770] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5769] <... close resumed>) = 0 [pid 5768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5766] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5772 attached [pid 5771] <... chdir resumed>) = 0 [pid 5770] <... mount resumed>) = 0 [pid 5769] symlink("/dev/binderfs", "./binderfs" [pid 5641] newfstatat(AT_FDCWD, "./12/binderfs" [pid 5771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5770] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5772] 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 5768] <... clone3 resumed> => {parent_tid=[5772]}, 88) = 5772 [pid 5771] <... prctl resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5770] <... futex resumed>) = 1 [pid 5766] <... futex resumed>) = 0 [pid 5772] <... rseq resumed>) = 0 [pid 5771] setpgid(0, 0 [pid 5770] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5769] <... symlink resumed>) = 0 [pid 5768] rt_sigprocmask(SIG_SETMASK, [] [pid 5766] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] unlink("./12/binderfs" [pid 5772] set_robust_list(0x7f8428eb59a0, 24 [pid 5771] <... setpgid resumed>) = 0 [pid 5770] <... openat resumed>) = 3 [pid 5768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] <... futex resumed>) = 0 [pid 5772] <... set_robust_list resumed>) = 0 [pid 5772] rt_sigprocmask(SIG_SETMASK, [] [pid 5771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5769] write(1, "executing program\n", 18 [pid 5770] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5768] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... unlink resumed>) = 0 executing program [pid 5772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5770] <... futex resumed>) = 0 [pid 5769] <... write resumed>) = 18 [pid 5768] <... futex resumed>) = 0 [pid 5766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5771] <... openat resumed>) = 3 [pid 5770] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5769] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5768] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5772] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5771] write(3, "1000", 4 [pid 5770] <... pwrite64 resumed>) = 4 [pid 5769] <... futex resumed>) = 0 [pid 5766] <... futex resumed>) = 0 [pid 5772] <... mkdirat resumed>) = 0 [pid 5771] <... write resumed>) = 4 [pid 5770] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5766] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5771] close(3 [pid 5769] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5772] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... close resumed>) = 0 [pid 5770] <... futex resumed>) = 0 [pid 5769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5772] <... futex resumed>) = 1 [pid 5771] symlink("/dev/binderfs", "./binderfs" [pid 5770] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5768] <... futex resumed>) = 0 [pid 5766] exit_group(0 [pid 5772] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5771] <... symlink resumed>) = 0 [pid 5769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5768] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5772] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5770] <... futex resumed>) = ? [pid 5769] <... mmap resumed>) = 0x7f8428e95000 [pid 5768] <... futex resumed>) = 0 [pid 5766] <... exit_group resumed>) = ? [pid 5772] <... mount resumed>) = 0 [pid 5771] write(1, "executing program\n", 18 [pid 5770] +++ exited with 0 +++ [pid 5769] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE executing program [pid 5768] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5772] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... write resumed>) = 18 [pid 5769] <... mprotect resumed>) = 0 [pid 5768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5772] <... futex resumed>) = 0 [pid 5771] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5768] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5772] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5771] <... futex resumed>) = 0 [pid 5769] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5768] <... futex resumed>) = 0 [pid 5772] <... openat resumed>) = 3 [pid 5771] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5768] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-upstream-fs/strace-static-x86_64: Process 5773 attached [pid 5771] <... rt_sigaction resumed>, NULL, 8) = 0 [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] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5766] +++ exited with 0 +++ [pid 5769] <... clone3 resumed> => {parent_tid=[5773]}, 88) = 5773 [pid 5641] <... umount2 resumed>) = 0 [pid 5773] <... rseq resumed>) = 0 [pid 5771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5773] set_robust_list(0x7f8428eb59a0, 24 [pid 5772] <... futex resumed>) = 1 [pid 5771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5769] rt_sigprocmask(SIG_SETMASK, [] [pid 5768] <... futex resumed>) = 0 [pid 5641] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5773] <... set_robust_list resumed>) = 0 [pid 5772] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5771] <... mmap resumed>) = 0x7f8428e95000 [pid 5769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5768] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5773] rt_sigprocmask(SIG_SETMASK, [] [pid 5772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5768] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./12/sys" [pid 5773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5772] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5771] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5769] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5768] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5772] <... pwrite64 resumed>) = 4 [pid 5771] <... mprotect resumed>) = 0 [pid 5769] <... futex resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5772] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5769] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5772] <... futex resumed>) = 1 [pid 5768] <... futex resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5773] <... mkdirat resumed>) = 0 [pid 5772] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5771] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5768] exit_group(0 [pid 5641] openat(AT_FDCWD, "./12/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... openat resumed>) = 3 [pid 5772] <... futex resumed>) = ? [pid 5768] <... exit_group resumed>) = ? [pid 5641] <... openat resumed>) = 4 [pid 5773] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5772] +++ exited with 0 +++ [pid 5771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] fstat(4 [pid 5640] fstat(3ci2-upstream-fs/strace-static-x86_64: Process 5774 attached [pid 5773] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5768] +++ exited with 0 +++ [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] getdents64(4 [pid 5640] getdents64(3 [pid 5773] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5771] <... clone3 resumed> => {parent_tid=[5774]}, 88) = 5774 [pid 5769] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5774] 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 5773] <... mount resumed>) = 0 [pid 5771] rt_sigprocmask(SIG_SETMASK, [] [pid 5769] <... futex resumed>) = 0 [pid 5641] getdents64(4 [pid 5774] <... rseq resumed>) = 0 [pid 5773] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5769] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5768, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5774] set_robust_list(0x7f8428eb59a0, 24 [pid 5773] <... futex resumed>) = 0 [pid 5769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] close(4 [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5773] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5771] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... close resumed>) = 0 [pid 5640] newfstatat(AT_FDCWD, "./12/binderfs" [pid 5639] <... restart_syscall resumed>) = 0 [pid 5774] <... set_robust_list resumed>) = 0 [pid 5769] <... futex resumed>) = 0 [pid 5774] rt_sigprocmask(SIG_SETMASK, [] [pid 5773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5771] <... futex resumed>) = 0 [pid 5769] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] rmdir("./12/sys" [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5773] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5771] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5774] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 5639] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5774] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] <... openat resumed>) = 3 [pid 5771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] <... rmdir resumed>) = 0 [pid 5640] unlink("./12/binderfs" [pid 5639] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5771] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5774] <... futex resumed>) = 0 [pid 5639] <... openat resumed>) = 3 [pid 5640] <... unlink resumed>) = 0 [pid 5774] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5773] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] <... futex resumed>) = 0 [pid 5641] getdents64(3 [pid 5640] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] fstat(3 [pid 5774] <... mount resumed>) = 0 [pid 5773] <... futex resumed>) = 1 [pid 5771] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5769] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5774] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] close(3 [pid 5773] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5641] <... close resumed>) = 0 [pid 5774] <... futex resumed>) = 1 [pid 5773] <... pwrite64 resumed>) = 4 [pid 5771] <... futex resumed>) = 0 [pid 5769] <... futex resumed>) = 0 [pid 5641] rmdir("./12" [pid 5639] getdents64(3 [pid 5774] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5771] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5771] <... futex resumed>) = 0 [pid 5639] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5774] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5773] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5774] <... openat resumed>) = 3 [pid 5773] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5641] <... rmdir resumed>) = 0 [pid 5773] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] exit_group(0 [pid 5639] newfstatat(AT_FDCWD, "./12/binderfs" [pid 5774] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] <... futex resumed>) = ? [pid 5769] <... exit_group resumed>) = ? [pid 5641] mkdir("./13", 0777 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5774] <... futex resumed>) = 1 [pid 5773] +++ exited with 0 +++ [pid 5771] <... futex resumed>) = 0 [pid 5771] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5771] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] unlink("./12/binderfs" [pid 5774] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5641] <... mkdir resumed>) = 0 [pid 5639] <... unlink resumed>) = 0 [pid 5774] <... pwrite64 resumed>) = 4 [pid 5774] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] +++ exited with 0 +++ [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5774] <... futex resumed>) = 1 [pid 5771] <... futex resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5774] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5771] exit_group(0 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5769, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5774] <... futex resumed>) = ? [pid 5771] <... exit_group resumed>) = ? [pid 5774] +++ exited with 0 +++ [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5775 attached [pid 5771] +++ exited with 0 +++ [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5775 [pid 5640] <... umount2 resumed>) = 0 [pid 5775] set_robust_list(0x55558d6917a0, 24 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] <... set_robust_list resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5775] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] newfstatat(AT_FDCWD, "./12/sys" [pid 5638] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5638] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] fstat(3 [pid 5640] openat(AT_FDCWD, "./12/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5638] <... openat resumed>) = 3 [pid 5644] getdents64(3 [pid 5640] fstat(4 [pid 5775] chdir("./13" [pid 5638] fstat(3 [pid 5775] <... chdir resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] getdents64(4 [pid 5775] <... prctl resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] getdents64(3 [pid 5775] setpgid(0, 0 [pid 5644] newfstatat(AT_FDCWD, "./13/binderfs" [pid 5640] getdents64(4 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5775] <... setpgid resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] unlink("./13/binderfs" [pid 5640] close(4 [pid 5775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... unlink resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5638] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] rmdir("./12/sys" [pid 5775] <... openat resumed>) = 3 [pid 5644] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... rmdir resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] getdents64(3 [pid 5775] write(3, "1000", 4 [pid 5639] <... umount2 resumed>) = 0 [pid 5638] newfstatat(AT_FDCWD, "./12/binderfs" [pid 5775] <... write resumed>) = 4 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] close(3 [pid 5640] close(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5775] <... close resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] newfstatat(AT_FDCWD, "./12/sys" [pid 5775] symlink("/dev/binderfs", "./binderfs" [pid 5640] rmdir("./12" [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] unlink("./12/binderfs" [pid 5775] <... symlink resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5639] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... unlink resumed>) = 0 [pid 5775] write(1, "executing program\n", 18 [pid 5638] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] <... write resumed>) = 18 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5775] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5639] openat(AT_FDCWD, "./12/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5775] <... futex resumed>) = 0 [pid 5639] <... openat resumed>) = 4 [pid 5775] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5640] mkdir("./13", 0777 [pid 5775] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5639] fstat(4 [pid 5775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5640] <... mkdir resumed>) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] getdents64(4 [pid 5775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5775] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] <... umount2 resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5644] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] <... mprotect resumed>) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5775] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] getdents64(4 [pid 5775] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] newfstatat(AT_FDCWD, "./13/sys" [pid 5775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5776 attached [pid 5639] close(4 [pid 5776] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5776 [pid 5776] <... set_robust_list resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5777 attached [pid 5776] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... close resumed>) = 0 [pid 5777] 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 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] rmdir("./12/sys" [pid 5776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5776] chdir("./13") = 0 [pid 5776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... rseq resumed>) = 0 [pid 5775] <... clone3 resumed> => {parent_tid=[5777]}, 88) = 5777 [pid 5644] openat(AT_FDCWD, "./13/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... rmdir resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5775] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] set_robust_list(0x7f8428eb59a0, 24 [pid 5776] <... prctl resumed>) = 0 [pid 5644] <... openat resumed>) = 4 [pid 5638] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... set_robust_list resumed>) = 0 [pid 5776] setpgid(0, 0 [pid 5775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] fstat(4 [pid 5639] getdents64(3 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5776] <... setpgid resumed>) = 0 [pid 5775] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] newfstatat(AT_FDCWD, "./12/sys" [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] getdents64(4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5777] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5776] <... openat resumed>) = 3 [pid 5775] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] umount2("./12/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5777] <... mkdirat resumed>) = 0 [pid 5776] write(3, "1000", 4 [pid 5775] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] getdents64(4 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5776] <... write resumed>) = 4 [pid 5644] close(4 [pid 5777] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] close(3 [pid 5644] <... close resumed>) = 0 [pid 5639] close(3 [pid 5638] openat(AT_FDCWD, "./12/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5777] <... futex resumed>) = 1 [pid 5776] <... close resumed>) = 0 [pid 5775] <... futex resumed>) = 0 [pid 5644] rmdir("./13/sys" [pid 5639] <... close resumed>) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5777] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5776] symlink("/dev/binderfs", "./binderfs" [pid 5775] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5776] <... symlink resumed>) = 0 [pid 5644] getdents64(3 [pid 5775] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] rmdir("./12" [pid 5638] fstat(4 [pid 5777] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5776] write(1, "executing program\n", 18 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 5777] <... mount resumed>) = 0 [pid 5776] <... write resumed>) = 18 [pid 5644] close(3 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5776] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] mkdir("./13", 0777 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5777] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] <... futex resumed>) = 0 [pid 5644] <... close resumed>) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5638] getdents64(4 [pid 5777] <... futex resumed>) = 1 [pid 5776] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5775] <... futex resumed>) = 0 [pid 5644] rmdir("./13" [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5777] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5775] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5775] <... futex resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5776] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5638] close(4 [pid 5777] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5775] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] <... close resumed>) = 0 [pid 5777] <... openat resumed>) = 3 [pid 5776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] rmdir("./12/sys" [pid 5777] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] mkdir("./14", 0777 [pid 5775] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5778 attached [pid 5777] <... futex resumed>) = 1 [pid 5776] <... mmap resumed>) = 0x7f8428e95000 [pid 5775] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... rmdir resumed>) = 0 [pid 5777] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5776] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5775] <... futex resumed>) = 0 [pid 5778] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... mkdir resumed>) = 0 [pid 5638] getdents64(3 [pid 5778] <... set_robust_list resumed>) = 0 [pid 5777] <... pwrite64 resumed>) = 4 [pid 5776] <... mprotect resumed>) = 0 [pid 5775] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5778 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5778] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] close(3 [pid 5778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] <... futex resumed>) = 1 [pid 5776] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5775] <... futex resumed>) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... close resumed>) = 0 [pid 5778] chdir("./13" [pid 5777] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5779 attached [pid 5778] <... chdir resumed>) = 0 [pid 5775] exit_group(0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] rmdir("./12"ci2-upstream-fs/strace-static-x86_64: Process 5780 attached [pid 5779] set_robust_list(0x55558d6917a0, 24 [pid 5778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... futex resumed>) = ? [pid 5775] <... exit_group resumed>) = ? [pid 5780] 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 5779] <... set_robust_list resumed>) = 0 [pid 5778] <... prctl resumed>) = 0 [pid 5776] <... clone3 resumed> => {parent_tid=[5780]}, 88) = 5780 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5779 [pid 5638] <... rmdir resumed>) = 0 [pid 5778] setpgid(0, 0 [pid 5777] +++ exited with 0 +++ [pid 5778] <... setpgid resumed>) = 0 [pid 5638] mkdir("./13", 0777 [pid 5778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5638] <... mkdir resumed>) = 0 [pid 5780] <... rseq resumed>) = 0 [pid 5779] rt_sigprocmask(SIG_SETMASK, [] [pid 5778] <... openat resumed>) = 3 [pid 5776] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5778] write(3, "1000", 4 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5780] set_robust_list(0x7f8428eb59a0, 24 [pid 5776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5780] <... set_robust_list resumed>) = 0 [pid 5778] <... write resumed>) = 4 [pid 5776] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5780] rt_sigprocmask(SIG_SETMASK, [] [pid 5779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] close(3 [pid 5776] <... futex resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5779] chdir("./14" [pid 5778] <... close resumed>) = 0 [pid 5776] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5779] <... chdir resumed>) = 0 [pid 5778] symlink("/dev/binderfs", "./binderfs" [pid 5775] +++ exited with 0 +++ [pid 5780] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5778] <... symlink resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5775, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 5781 attached [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5779] <... prctl resumed>) = 0 [pid 5778] write(1, "executing program\n", 18 [pid 5781] set_robust_list(0x55558d6917a0, 24 [pid 5780] <... mkdirat resumed>) = 0 [pid 5779] setpgid(0, 0 [pid 5778] <... write resumed>) = 18 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5779] <... setpgid resumed>) = 0 [pid 5781] <... set_robust_list resumed>) = 0 executing program [pid 5780] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5778] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5781 [pid 5781] rt_sigprocmask(SIG_SETMASK, [] [pid 5780] <... futex resumed>) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5776] <... futex resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5780] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5779] <... openat resumed>) = 3 [pid 5778] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5776] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5781] chdir("./13" [pid 5780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5778] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5776] <... futex resumed>) = 0 [pid 5641] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5781] <... chdir resumed>) = 0 [pid 5780] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5779] write(3, "1000", 4 [pid 5778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5780] <... mount resumed>) = 0 [pid 5779] <... write resumed>) = 4 [pid 5778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5776] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5781] <... prctl resumed>) = 0 [pid 5780] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] close(3 [pid 5778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5641] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5781] setpgid(0, 0 [pid 5780] <... futex resumed>) = 1 [pid 5779] <... close resumed>) = 0 [pid 5778] <... mmap resumed>) = 0x7f8428e95000 [pid 5776] <... futex resumed>) = 0 [pid 5641] <... openat resumed>) = 3 [pid 5781] <... setpgid resumed>) = 0 [pid 5780] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5776] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] fstat(3 [pid 5781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5779] symlink("/dev/binderfs", "./binderfs" [pid 5778] <... mprotect resumed>) = 0 [pid 5776] <... futex resumed>) = 0 [pid 5781] <... openat resumed>) = 3 [pid 5780] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5778] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5780] <... openat resumed>) = 3 [pid 5778] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5781] write(3, "1000", 4 [pid 5778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5781] <... write resumed>) = 4 [pid 5780] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] getdents64(3ci2-upstream-fs/strace-static-x86_64: Process 5782 attached [pid 5781] close(3 [pid 5780] <... futex resumed>) = 0 [pid 5778] <... clone3 resumed> => {parent_tid=[5782]}, 88) = 5782 [pid 5782] 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 5781] <... close resumed>) = 0 [pid 5780] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] rt_sigprocmask(SIG_SETMASK, [] [pid 5782] <... rseq resumed>) = 0 [pid 5781] symlink("/dev/binderfs", "./binderfs" [pid 5778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5782] set_robust_list(0x7f8428eb59a0, 24 [pid 5779] <... symlink resumed>) = 0 [pid 5776] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5782] <... set_robust_list resumed>) = 0 [pid 5780] <... futex resumed>) = 0 [pid 5779] write(1, "executing program\n", 18 [pid 5778] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] <... futex resumed>) = 1 [pid 5782] rt_sigprocmask(SIG_SETMASK, [] [pid 5781] <... symlink resumed>) = 0 executing program [pid 5780] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5779] <... write resumed>) = 18 [pid 5778] <... futex resumed>) = 0 [pid 5776] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5782] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5779] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] newfstatat(AT_FDCWD, "./13/binderfs" [pid 5780] <... pwrite64 resumed>) = 4 [pid 5782] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5780] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5782] <... mkdirat resumed>) = 0 [pid 5781] write(1, "executing program\n", 18 [pid 5780] <... futex resumed>) = 1 [pid 5779] <... futex resumed>) = 0 [pid 5776] <... futex resumed>) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5779] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5780] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5779] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 5781] <... write resumed>) = 18 [pid 5779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5776] exit_group(0 [pid 5782] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] unlink("./13/binderfs" [pid 5782] <... futex resumed>) = 1 [pid 5781] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] <... futex resumed>) = 0 [pid 5782] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5781] <... futex resumed>) = 0 [pid 5778] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5781] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5780] <... futex resumed>) = ? [pid 5779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5778] <... futex resumed>) = 0 [pid 5776] <... exit_group resumed>) = ? [pid 5641] <... unlink resumed>) = 0 [pid 5782] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5781] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5780] +++ exited with 0 +++ [pid 5778] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5779] <... mmap resumed>) = 0x7f8428e95000 [pid 5782] <... mount resumed>) = 0 [pid 5781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5779] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5782] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5779] <... mprotect resumed>) = 0 [pid 5776] +++ exited with 0 +++ [pid 5782] <... futex resumed>) = 1 [pid 5781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5778] <... futex resumed>) = 0 [pid 5782] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5781] <... mmap resumed>) = 0x7f8428e95000 [pid 5779] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5778] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5781] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5779] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5778] <... futex resumed>) = 0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5782] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5781] <... mprotect resumed>) = 0 [pid 5779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5778] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5782] <... openat resumed>) = 3 [pid 5781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5783 attached [pid 5782] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-upstream-fs/strace-static-x86_64: Process 5784 attached ) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5784] 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 5783] 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 5782] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5781] <... clone3 resumed> => {parent_tid=[5784]}, 88) = 5784 [pid 5779] <... clone3 resumed> => {parent_tid=[5783]}, 88) = 5783 [pid 5778] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... restart_syscall resumed>) = 0 [pid 5784] <... rseq resumed>) = 0 [pid 5783] <... rseq resumed>) = 0 [pid 5782] <... pwrite64 resumed>) = 4 [pid 5781] rt_sigprocmask(SIG_SETMASK, [] [pid 5779] rt_sigprocmask(SIG_SETMASK, [] [pid 5778] <... futex resumed>) = 0 [pid 5784] set_robust_list(0x7f8428eb59a0, 24 [pid 5783] set_robust_list(0x7f8428eb59a0, 24 [pid 5782] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5782] <... futex resumed>) = 0 [pid 5781] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5784] <... set_robust_list resumed>) = 0 [pid 5783] <... set_robust_list resumed>) = 0 [pid 5782] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5781] <... futex resumed>) = 0 [pid 5779] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] exit_group(0 [pid 5784] rt_sigprocmask(SIG_SETMASK, [] [pid 5781] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5779] <... futex resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5782] <... futex resumed>) = ? [pid 5778] <... exit_group resumed>) = ? [pid 5784] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5782] +++ exited with 0 +++ [pid 5779] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5784] <... mkdirat resumed>) = 0 [pid 5783] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5778] +++ exited with 0 +++ [pid 5640] <... openat resumed>) = 3 [pid 5784] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5781] <... futex resumed>) = 0 [pid 5784] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5781] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... mkdirat resumed>) = 0 [pid 5781] <... futex resumed>) = 0 [pid 5640] fstat(3 [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5778, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5784] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5781] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5784] <... mount resumed>) = 0 [pid 5784] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5784] <... futex resumed>) = 1 [pid 5783] <... futex resumed>) = 1 [pid 5781] <... futex resumed>) = 0 [pid 5779] <... futex resumed>) = 0 [pid 5641] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] getdents64(3 [pid 5639] <... restart_syscall resumed>) = 0 [pid 5784] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5781] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5781] <... futex resumed>) = 0 [pid 5779] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./13/sys" [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5784] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5783] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5781] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5779] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5784] <... openat resumed>) = 3 [pid 5783] <... mount resumed>) = 0 [pid 5641] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] newfstatat(AT_FDCWD, "./13/binderfs" [pid 5784] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./13/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5784] <... futex resumed>) = 1 [pid 5783] <... futex resumed>) = 1 [pid 5781] <... futex resumed>) = 0 [pid 5779] <... futex resumed>) = 0 [pid 5639] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5784] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5783] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5781] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... openat resumed>) = 4 [pid 5640] unlink("./13/binderfs" [pid 5639] <... openat resumed>) = 3 [pid 5784] <... pwrite64 resumed>) = 4 [pid 5783] <... openat resumed>) = 3 [pid 5781] <... futex resumed>) = 0 [pid 5779] <... futex resumed>) = 0 [pid 5784] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5781] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5779] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] fstat(4 [pid 5640] <... unlink resumed>) = 0 [pid 5639] fstat(3 [pid 5784] <... futex resumed>) = 0 [pid 5783] <... futex resumed>) = 0 [pid 5781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5784] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5781] exit_group(0 [pid 5779] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5784] <... futex resumed>) = ? [pid 5783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5781] <... exit_group resumed>) = ? [pid 5779] <... futex resumed>) = 0 [pid 5641] getdents64(4 [pid 5640] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] getdents64(3 [pid 5784] +++ exited with 0 +++ [pid 5783] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5783] <... pwrite64 resumed>) = 4 [pid 5779] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] getdents64(4 [pid 5639] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5783] <... futex resumed>) = 1 [pid 5781] +++ exited with 0 +++ [pid 5779] <... futex resumed>) = 0 [pid 5641] close(4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5779] exit_group(0 [pid 5641] <... close resumed>) = 0 [pid 5783] <... futex resumed>) = ? [pid 5779] <... exit_group resumed>) = ? [pid 5641] rmdir("./13/sys" [pid 5783] +++ exited with 0 +++ [pid 5639] newfstatat(AT_FDCWD, "./13/binderfs" [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5641] <... rmdir resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5639] unlink("./13/binderfs" [pid 5779] +++ exited with 0 +++ [pid 5641] getdents64(3, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5641] close(3 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5779, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5641] <... close resumed>) = 0 [pid 5639] <... unlink resumed>) = 0 [pid 5638] <... restart_syscall resumed>) = 0 [pid 5641] rmdir("./13" [pid 5644] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] <... rmdir resumed>) = 0 [pid 5639] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... restart_syscall resumed>) = 0 [pid 5641] mkdir("./14", 0777 [pid 5638] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... umount2 resumed>) = 0 [pid 5638] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] <... openat resumed>) = 3 [pid 5644] fstat(3 [pid 5640] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... openat resumed>) = 3 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] fstat(3 [pid 5640] newfstatat(AT_FDCWD, "./13/sys" [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5638] getdents64(3 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] getdents64(3 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5644] newfstatat(AT_FDCWD, "./14/binderfs"ci2-upstream-fs/strace-static-x86_64: Process 5785 attached [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5785] set_robust_list(0x55558d6917a0, 24 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5785 [pid 5640] openat(AT_FDCWD, "./13/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] newfstatat(AT_FDCWD, "./13/binderfs" [pid 5785] <... set_robust_list resumed>) = 0 [pid 5644] unlink("./14/binderfs" [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] <... openat resumed>) = 4 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5785] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... unlink resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] fstat(4 [pid 5638] unlink("./13/binderfs" [pid 5785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... unlink resumed>) = 0 [pid 5785] chdir("./14" [pid 5640] getdents64(4 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] newfstatat(AT_FDCWD, "./13/sys" [pid 5638] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5785] <... chdir resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5640] getdents64(4 [pid 5639] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5785] setpgid(0, 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5785] <... setpgid resumed>) = 0 [pid 5640] close(4) = 0 [pid 5639] openat(AT_FDCWD, "./13/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] rmdir("./13/sys" [pid 5639] <... openat resumed>) = 4 [pid 5785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] <... rmdir resumed>) = 0 [pid 5639] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5639] getdents64(4 [pid 5785] <... openat resumed>) = 3 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] getdents64(3 [pid 5639] getdents64(4 [pid 5785] write(3, "1000", 4 [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5640] close(3 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] close(4) = 0 [pid 5640] rmdir("./13" [pid 5639] rmdir("./13/sys" [pid 5785] <... write resumed>) = 4 [pid 5640] <... rmdir resumed>) = 0 [pid 5785] close(3) = 0 [pid 5640] mkdir("./14", 0777 [pid 5639] <... rmdir resumed>) = 0 [pid 5785] symlink("/dev/binderfs", "./binderfs" [pid 5640] <... mkdir resumed>) = 0 [pid 5639] getdents64(3 [pid 5785] <... symlink resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5785] write(1, "executing program\n", 18 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5785] <... write resumed>) = 18 [pid 5639] close(3 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5785] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... close resumed>) = 0 [pid 5639] rmdir("./13") = 0 executing program [pid 5639] mkdir("./14", 0777 [pid 5785] <... futex resumed>) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5785] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5785] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5786 attached [pid 5785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5786 [pid 5786] set_robust_list(0x55558d6917a0, 24 [pid 5785] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITEci2-upstream-fs/strace-static-x86_64: Process 5787 attached [pid 5786] <... set_robust_list resumed>) = 0 [pid 5785] <... mprotect resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5786] rt_sigprocmask(SIG_SETMASK, [] [pid 5785] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5787] set_robust_list(0x55558d6917a0, 24 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5787 [pid 5785] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5787] <... set_robust_list resumed>) = 0 [pid 5786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] chdir("./14"ci2-upstream-fs/strace-static-x86_64: Process 5788 attached [pid 5787] rt_sigprocmask(SIG_SETMASK, [] [pid 5786] <... chdir resumed>) = 0 [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) = 0 [pid 5785] <... clone3 resumed> => {parent_tid=[5788]}, 88) = 5788 [pid 5788] set_robust_list(0x7f8428eb59a0, 24 [pid 5787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5785] rt_sigprocmask(SIG_SETMASK, [] [pid 5788] <... set_robust_list resumed>) = 0 [pid 5786] <... prctl resumed>) = 0 [pid 5785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5788] rt_sigprocmask(SIG_SETMASK, [] [pid 5786] setpgid(0, 0 [pid 5785] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5787] chdir("./14" [pid 5786] <... setpgid resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5788] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5785] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... mkdirat resumed>) = 0 [pid 5786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5787] <... chdir resumed>) = 0 [pid 5788] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5786] <... openat resumed>) = 3 [pid 5644] <... umount2 resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5787] <... prctl resumed>) = 0 [pid 5788] <... futex resumed>) = 1 [pid 5786] write(3, "1000", 4 [pid 5785] <... futex resumed>) = 0 [pid 5644] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5788] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] setpgid(0, 0 [pid 5786] <... write resumed>) = 4 [pid 5785] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5787] <... setpgid resumed>) = 0 [pid 5786] close(3 [pid 5785] <... futex resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./14/sys" [pid 5788] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5786] <... close resumed>) = 0 [pid 5785] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] newfstatat(AT_FDCWD, "./13/sys" [pid 5788] <... mount resumed>) = 0 [pid 5787] <... openat resumed>) = 3 [pid 5786] symlink("/dev/binderfs", "./binderfs" [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5787] write(3, "1000", 4 [pid 5786] <... symlink resumed>) = 0 [pid 5644] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] umount2("./13/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5788] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... write resumed>) = 4 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5786] write(1, "executing program\n", 18 [pid 5644] openat(AT_FDCWD, "./14/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 5638] openat(AT_FDCWD, "./13/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5787] close(3 [pid 5786] <... write resumed>) = 18 [pid 5644] <... openat resumed>) = 4 [pid 5638] <... openat resumed>) = 4 [pid 5787] <... close resumed>) = 0 [pid 5786] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... futex resumed>) = 1 [pid 5787] symlink("/dev/binderfs", "./binderfs" [pid 5785] <... futex resumed>) = 0 [pid 5644] fstat(4 [pid 5638] fstat(4 [pid 5786] <... futex resumed>) = 0 [pid 5785] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5787] <... symlink resumed>) = 0 [pid 5786] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5785] <... futex resumed>) = 0 [pid 5644] getdents64(4 [pid 5638] getdents64(4 [pid 5788] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5787] write(1, "executing program\n", 18 [pid 5786] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5785] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5786] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5787] <... write resumed>) = 18 [pid 5786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] getdents64(4 [pid 5638] getdents64(4 [pid 5787] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5788] <... openat resumed>) = 3 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... mmap resumed>) = 0x7f8428e95000 [pid 5788] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5786] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] close(4 [pid 5638] close(4 [pid 5788] <... futex resumed>) = 1 [pid 5787] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5786] <... mprotect resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5788] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] <... close resumed>) = 0 [pid 5638] rmdir("./13/sys" [pid 5787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5785] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rmdir("./14/sys" [pid 5788] <... futex resumed>) = 0 [pid 5787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5786] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5785] <... futex resumed>) = 1 [pid 5788] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5785] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... rmdir resumed>) = 0 [pid 5788] <... pwrite64 resumed>) = 4 [pid 5787] <... mmap resumed>) = 0x7f8428e95000 [pid 5644] <... rmdir resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5789 attached [pid 5788] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] 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 5788] <... futex resumed>) = 1 [pid 5786] <... clone3 resumed> => {parent_tid=[5789]}, 88) = 5789 [pid 5785] <... futex resumed>) = 0 [pid 5789] <... rseq resumed>) = 0 [pid 5788] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5786] rt_sigprocmask(SIG_SETMASK, [] [pid 5785] exit_group(0 [pid 5638] getdents64(3 [pid 5644] getdents64(3 [pid 5787] <... mprotect resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5789] set_robust_list(0x7f8428eb59a0, 24 [pid 5788] <... futex resumed>) = ? [pid 5787] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5785] <... exit_group resumed>) = ? [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] close(3 [pid 5789] <... set_robust_list resumed>) = 0 [pid 5788] +++ exited with 0 +++ [pid 5787] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5786] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] close(3 [pid 5638] <... close resumed>) = 0 [pid 5789] rt_sigprocmask(SIG_SETMASK, [] [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5786] <... futex resumed>) = 0 [pid 5785] +++ exited with 0 +++ [pid 5644] <... close resumed>) = 0 [pid 5789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rmdir("./14" [pid 5638] rmdir("./13"ci2-upstream-fs/strace-static-x86_64: Process 5790 attached [pid 5789] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5644] <... rmdir resumed>) = 0 [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5785, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5638] <... rmdir resumed>) = 0 [pid 5790] 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 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5789] <... mkdirat resumed>) = 0 [pid 5787] <... clone3 resumed> => {parent_tid=[5790]}, 88) = 5790 [pid 5638] mkdir("./14", 0777 [pid 5790] <... rseq resumed>) = 0 [pid 5789] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] mkdir("./15", 0777 [pid 5790] set_robust_list(0x7f8428eb59a0, 24) = 0 [pid 5789] <... futex resumed>) = 1 [pid 5786] <... futex resumed>) = 0 [pid 5644] <... mkdir resumed>) = 0 [pid 5638] <... mkdir resumed>) = 0 [pid 5790] rt_sigprocmask(SIG_SETMASK, [] [pid 5789] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5787] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5790] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5786] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5789] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5790] <... mkdirat resumed>) = 0 [pid 5789] <... mount resumed>) = 0 [pid 5787] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5791 attached [pid 5790] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5787] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] set_robust_list(0x55558d6917a0, 24 [pid 5790] <... futex resumed>) = 0 [pid 5789] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5641] <... openat resumed>) = 3 [pid 5791] <... set_robust_list resumed>) = 0 [pid 5790] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5789] <... futex resumed>) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5791 [pid 5791] rt_sigprocmask(SIG_SETMASK, [] [pid 5790] <... mount resumed>) = 0 [pid 5789] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5787] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] fstat(3ci2-upstream-fs/strace-static-x86_64: Process 5792 attached [pid 5791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5789] <... openat resumed>) = 3 [pid 5786] <... futex resumed>) = 0 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5792 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5792] set_robust_list(0x55558d6917a0, 24 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5792] <... set_robust_list resumed>) = 0 [pid 5791] chdir("./14" [pid 5790] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] getdents64(3 [pid 5792] rt_sigprocmask(SIG_SETMASK, [] [pid 5791] <... chdir resumed>) = 0 [pid 5790] <... futex resumed>) = 1 [pid 5789] <... futex resumed>) = 0 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5790] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5789] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5786] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5791] <... prctl resumed>) = 0 [pid 5789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5786] <... futex resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5792] chdir("./15" [pid 5791] setpgid(0, 0 [pid 5789] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5787] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] newfstatat(AT_FDCWD, "./14/binderfs" [pid 5792] <... chdir resumed>) = 0 [pid 5791] <... setpgid resumed>) = 0 [pid 5790] <... futex resumed>) = 0 [pid 5789] <... pwrite64 resumed>) = 4 [pid 5787] <... futex resumed>) = 1 [pid 5792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5787] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5790] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5792] <... prctl resumed>) = 0 [pid 5792] setpgid(0, 0 [pid 5789] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] unlink("./14/binderfs" [pid 5792] <... setpgid resumed>) = 0 [pid 5789] <... futex resumed>) = 1 [pid 5786] <... futex resumed>) = 0 [pid 5792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] <... unlink resumed>) = 0 [pid 5791] <... openat resumed>) = 3 [pid 5790] <... openat resumed>) = 3 [pid 5789] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5786] exit_group(0 [pid 5641] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5792] <... openat resumed>) = 3 [pid 5789] <... futex resumed>) = ? [pid 5786] <... exit_group resumed>) = ? [pid 5791] write(3, "1000", 4 [pid 5792] write(3, "1000", 4 [pid 5790] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] +++ exited with 0 +++ [pid 5792] <... write resumed>) = 4 [pid 5791] <... write resumed>) = 4 [pid 5790] <... futex resumed>) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5786] +++ exited with 0 +++ [pid 5792] close(3 [pid 5791] close(3 [pid 5790] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] <... close resumed>) = 0 [pid 5790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5787] <... futex resumed>) = 0 [pid 5791] <... close resumed>) = 0 [pid 5792] symlink("/dev/binderfs", "./binderfs" [pid 5790] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 executing program [pid 5787] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5792] <... symlink resumed>) = 0 [pid 5791] symlink("/dev/binderfs", "./binderfs" [pid 5790] <... pwrite64 resumed>) = 4 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5792] write(1, "executing program\n", 18) = 18 [pid 5792] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] <... symlink resumed>) = 0 [pid 5790] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5792] <... futex resumed>) = 0 [pid 5792] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5790] <... futex resumed>) = 1 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5792] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5791] write(1, "executing program\n", 18 [pid 5787] <... futex resumed>) = 0 [pid 5790] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5641] <... umount2 resumed>) = 0 executing program [pid 5640] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5787] exit_group(0 [pid 5792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5791] <... write resumed>) = 18 [pid 5787] <... exit_group resumed>) = ? [pid 5641] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5790] <... futex resumed>) = ? [pid 5640] <... openat resumed>) = 3 [pid 5792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5791] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] fstat(3 [pid 5792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5791] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./14/sys" [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5792] <... mmap resumed>) = 0x7f8428e95000 [pid 5791] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5792] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5791] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] getdents64(3 [pid 5792] <... mprotect resumed>) = 0 [pid 5791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5641] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5790] +++ exited with 0 +++ [pid 5792] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5787] +++ exited with 0 +++ [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5792] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5641] openat(AT_FDCWD, "./14/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5787, si_uid=0, si_status=0, si_utime=0, si_stime=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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5791] <... mmap resumed>) = 0x7f8428e95000 [pid 5641] <... openat resumed>) = 4 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5793 attached [pid 5791] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] fstat(4 [pid 5640] newfstatat(AT_FDCWD, "./14/binderfs" [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 5791] <... mprotect resumed>) = 0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5793] <... rseq resumed>) = 0 [pid 5792] rt_sigprocmask(SIG_SETMASK, [] [pid 5791] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] getdents64(4 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5793] set_robust_list(0x7f8428eb59a0, 24 [pid 5792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5791] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] unlink("./14/binderfs" [pid 5793] <... set_robust_list resumed>) = 0 [pid 5792] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] getdents64(4 [pid 5640] <... unlink resumed>) = 0 [pid 5639] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5794 attached [pid 5793] rt_sigprocmask(SIG_SETMASK, [] [pid 5792] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5794] 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 5793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5794] <... rseq resumed>) = 0 [pid 5792] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5791] <... clone3 resumed> => {parent_tid=[5794]}, 88) = 5794 [pid 5641] close(4 [pid 5640] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5794] set_robust_list(0x7f8428eb59a0, 24 [pid 5793] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5794] <... set_robust_list resumed>) = 0 [pid 5791] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... close resumed>) = 0 [pid 5794] rt_sigprocmask(SIG_SETMASK, [] [pid 5793] <... mkdirat resumed>) = 0 [pid 5791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] rmdir("./14/sys" [pid 5794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5793] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... rmdir resumed>) = 0 [pid 5639] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5794] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5793] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5791] <... futex resumed>) = 0 [pid 5641] getdents64(3 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5794] <... mkdirat resumed>) = 0 [pid 5793] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5792] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5794] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] <... mount resumed>) = 0 [pid 5792] <... futex resumed>) = 0 [pid 5791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] close(3 [pid 5640] <... umount2 resumed>) = 0 [pid 5639] <... openat resumed>) = 3 [pid 5794] <... futex resumed>) = 0 [pid 5792] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5791] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5793] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] <... futex resumed>) = 0 [pid 5641] <... close resumed>) = 0 [pid 5640] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] fstat(3 [pid 5793] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5791] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] rmdir("./14" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5794] <... mount resumed>) = 0 [pid 5793] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... rmdir resumed>) = 0 [pid 5640] newfstatat(AT_FDCWD, "./14/sys" [pid 5639] getdents64(3 [pid 5794] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5792] <... futex resumed>) = 0 [pid 5794] <... futex resumed>) = 1 [pid 5791] <... futex resumed>) = 0 [pid 5794] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5791] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5791] <... futex resumed>) = 0 [pid 5794] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5793] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5792] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5791] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] mkdir("./15", 0777 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5794] <... openat resumed>) = 3 [pid 5793] <... openat resumed>) = 3 [pid 5641] <... mkdir resumed>) = 0 [pid 5640] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5793] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] newfstatat(AT_FDCWD, "./14/binderfs" [pid 5794] <... futex resumed>) = 1 [pid 5793] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5792] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] <... futex resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] openat(AT_FDCWD, "./14/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5794] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5793] <... pwrite64 resumed>) = 4 [pid 5792] <... futex resumed>) = 0 [pid 5791] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] <... openat resumed>) = 4 [pid 5639] unlink("./14/binderfs" [pid 5794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5792] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5791] <... futex resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5795 attached [pid 5794] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5793] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5791] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] fstat(4 [pid 5639] <... unlink resumed>) = 0 [pid 5795] set_robust_list(0x55558d6917a0, 24 [pid 5794] <... pwrite64 resumed>) = 4 [pid 5793] <... futex resumed>) = 0 [pid 5792] exit_group(0 [pid 5795] <... set_robust_list resumed>) = 0 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] getdents64(4, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5792] <... exit_group resumed>) = ? [pid 5795] rt_sigprocmask(SIG_SETMASK, [] [pid 5794] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] +++ exited with 0 +++ [pid 5640] getdents64(4 [pid 5795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5794] <... futex resumed>) = 1 [pid 5791] <... futex resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5795] chdir("./15" [pid 5794] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5640] close(4 [pid 5795] <... chdir resumed>) = 0 [pid 5792] +++ exited with 0 +++ [pid 5791] exit_group(0 [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5795 [pid 5640] <... close resumed>) = 0 [pid 5795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5794] <... futex resumed>) = ? [pid 5791] <... exit_group resumed>) = ? [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] rmdir("./14/sys" [pid 5795] <... prctl resumed>) = 0 [pid 5794] +++ exited with 0 +++ [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5795] setpgid(0, 0) = 0 [pid 5640] getdents64(3 [pid 5644] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] close(3 [pid 5644] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... close resumed>) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5640] rmdir("./14" [pid 5644] fstat(3 [pid 5640] <... rmdir resumed>) = 0 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] getdents64(3, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5795] <... openat resumed>) = 3 [pid 5791] +++ exited with 0 +++ [pid 5644] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] mkdir("./15", 0777 [pid 5639] <... umount2 resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5795] write(3, "1000", 4 [pid 5644] newfstatat(AT_FDCWD, "./15/binderfs" [pid 5640] <... mkdir resumed>) = 0 [pid 5639] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5791, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5795] <... write resumed>) = 4 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5795] close(3) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5795] symlink("/dev/binderfs", "./binderfs" [pid 5644] unlink("./15/binderfs" [pid 5639] newfstatat(AT_FDCWD, "./14/sys" [pid 5795] <... symlink resumed>) = 0 [pid 5644] <... unlink resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5644] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5795] write(1, "executing program\n", 18 [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5795] <... write resumed>) = 18 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5796 attached [pid 5795] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] openat(AT_FDCWD, "./14/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5796] set_robust_list(0x55558d6917a0, 24 [pid 5795] <... futex resumed>) = 0 [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5796 [pid 5639] <... openat resumed>) = 4 [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] fstat(4 [pid 5796] <... set_robust_list resumed>) = 0 [pid 5795] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... openat resumed>) = 3 [pid 5795] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5796] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5639] getdents64(4 [pid 5638] fstat(3 [pid 5796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... umount2 resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5796] chdir("./15" [pid 5644] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] getdents64(4 [pid 5795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5796] <... chdir resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5795] <... mmap resumed>) = 0x7f8428e95000 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5638] getdents64(3 [pid 5796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] newfstatat(AT_FDCWD, "./15/sys" [pid 5639] close(4 [pid 5796] <... prctl resumed>) = 0 [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] <... close resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5795] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5638] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5796] setpgid(0, 0 [pid 5795] <... mprotect resumed>) = 0 [pid 5644] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] rmdir("./14/sys" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5796] <... setpgid resumed>) = 0 [pid 5795] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... rmdir resumed>) = 0 [pid 5796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] openat(AT_FDCWD, "./15/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5795] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] newfstatat(AT_FDCWD, "./14/binderfs" [pid 5644] <... openat resumed>) = 4 [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5796] <... openat resumed>) = 3 [pid 5644] fstat(4 [pid 5639] getdents64(3 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] unlink("./14/binderfs"ci2-upstream-fs/strace-static-x86_64: Process 5797 attached [pid 5796] write(3, "1000", 4 [pid 5644] getdents64(4 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5797] 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 5796] <... write resumed>) = 4 [pid 5795] <... clone3 resumed> => {parent_tid=[5797]}, 88) = 5797 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] close(3 [pid 5638] <... unlink resumed>) = 0 [pid 5797] <... rseq resumed>) = 0 [pid 5796] close(3 [pid 5795] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] getdents64(4 [pid 5639] <... close resumed>) = 0 [pid 5797] set_robust_list(0x7f8428eb59a0, 24 [pid 5796] <... close resumed>) = 0 [pid 5795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5797] <... set_robust_list resumed>) = 0 [pid 5795] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] rmdir("./14" [pid 5638] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5797] rt_sigprocmask(SIG_SETMASK, [] [pid 5796] symlink("/dev/binderfs", "./binderfs" [pid 5795] <... futex resumed>) = 0 [pid 5644] close(4 [pid 5797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5795] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5797] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5644] <... close resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5797] <... mkdirat resumed>) = 0 [pid 5644] rmdir("./15/sys" [pid 5797] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... symlink resumed>) = 0 [pid 5644] <... rmdir resumed>) = 0 [pid 5639] mkdir("./15", 0777 executing program [pid 5796] write(1, "executing program\n", 18 [pid 5797] <... futex resumed>) = 1 [pid 5796] <... write resumed>) = 18 [pid 5644] getdents64(3 [pid 5797] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5796] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5795] <... futex resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5639] <... mkdir resumed>) = 0 [pid 5796] <... futex resumed>) = 0 [pid 5795] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] close(3 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5797] <... futex resumed>) = 0 [pid 5796] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5795] <... futex resumed>) = 1 [pid 5644] <... close resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5797] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5796] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5795] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rmdir("./15" [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5798 attached [pid 5797] <... mount resumed>) = 0 [pid 5796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] <... rmdir resumed>) = 0 [pid 5796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5798] set_robust_list(0x55558d6917a0, 24) = 0 [pid 5797] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5797] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5796] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5798] rt_sigprocmask(SIG_SETMASK, [] [pid 5795] <... futex resumed>) = 0 [pid 5644] mkdir("./16", 0777 [pid 5798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] <... mprotect resumed>) = 0 [pid 5795] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... mkdir resumed>) = 0 [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5798 [pid 5798] chdir("./15") = 0 [pid 5797] <... futex resumed>) = 0 [pid 5796] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5795] <... futex resumed>) = 1 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5797] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5796] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5795] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5798] <... prctl resumed>) = 0 [pid 5797] <... openat resumed>) = 3 [pid 5796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5798] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 5799 attached ) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5799] 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 5798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5797] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... clone3 resumed> => {parent_tid=[5799]}, 88) = 5799 [pid 5797] <... futex resumed>) = 1 [pid 5796] rt_sigprocmask(SIG_SETMASK, [] [pid 5797] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5795] <... futex resumed>) = 0 [pid 5638] <... umount2 resumed>) = 0 [pid 5799] <... rseq resumed>) = 0 [pid 5798] <... openat resumed>) = 3 [pid 5796] <... futex resumed>) = 0 [pid 5795] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOWci2-upstream-fs/strace-static-x86_64: Process 5800 attached [pid 5799] set_robust_list(0x7f8428eb59a0, 24 [pid 5797] <... futex resumed>) = 0 [pid 5796] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5795] <... futex resumed>) = 1 [pid 5800] set_robust_list(0x55558d6917a0, 24 [pid 5799] <... set_robust_list resumed>) = 0 [pid 5798] write(3, "1000", 4 [pid 5797] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5800 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5800] <... set_robust_list resumed>) = 0 [pid 5799] rt_sigprocmask(SIG_SETMASK, [] [pid 5798] <... write resumed>) = 4 [pid 5797] <... pwrite64 resumed>) = 4 [pid 5795] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] newfstatat(AT_FDCWD, "./14/sys" [pid 5800] rt_sigprocmask(SIG_SETMASK, [] [pid 5799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5798] close(3 [pid 5797] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5799] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5797] <... futex resumed>) = 1 [pid 5795] <... futex resumed>) = 0 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] umount2("./14/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5798] <... close resumed>) = 0 [pid 5797] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5795] exit_group(0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5797] <... futex resumed>) = ? [pid 5795] <... exit_group resumed>) = ? [pid 5638] openat(AT_FDCWD, "./14/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5800] chdir("./16" [pid 5798] symlink("/dev/binderfs", "./binderfs" [pid 5797] +++ exited with 0 +++ [pid 5800] <... chdir resumed>) = 0 [pid 5800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5799] <... mkdirat resumed>) = 0 [pid 5798] <... symlink resumed>) = 0 [pid 5638] <... openat resumed>) = 4 [pid 5800] <... prctl resumed>) = 0 [pid 5799] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] setpgid(0, 0 [pid 5799] <... futex resumed>) = 1 [pid 5798] write(1, "executing program\n", 18 [pid 5796] <... futex resumed>) = 0 [pid 5795] +++ exited with 0 +++ executing program [pid 5638] fstat(4 [pid 5800] <... setpgid resumed>) = 0 [pid 5799] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5798] <... write resumed>) = 18 [pid 5796] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... futex resumed>) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5798] <... futex resumed>) = 0 [pid 5796] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5795, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5638] getdents64(4 [pid 5800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5799] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5798] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] getdents64(4 [pid 5800] <... openat resumed>) = 3 [pid 5799] <... mount resumed>) = 0 [pid 5798] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5800] write(3, "1000", 4 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5800] <... write resumed>) = 4 [pid 5799] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5638] close(4 [pid 5800] close(3 [pid 5799] <... futex resumed>) = 1 [pid 5798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] <... futex resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5800] <... close resumed>) = 0 [pid 5799] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5796] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] rmdir("./14/sys" [pid 5800] symlink("/dev/binderfs", "./binderfs" [pid 5798] <... mmap resumed>) = 0x7f8428e95000 [pid 5796] <... futex resumed>) = 0 [pid 5641] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] <... rmdir resumed>) = 0 [pid 5800] <... symlink resumed>) = 0 [pid 5799] <... openat resumed>) = 3 [pid 5798] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5799] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5800] write(1, "executing program\n", 18 [pid 5799] <... futex resumed>) = 0 [pid 5796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 5638] getdents64(3 [pid 5800] <... write resumed>) = 18 [pid 5799] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5798] <... mprotect resumed>) = 0 [pid 5796] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5800] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5796] <... futex resumed>) = 0 [pid 5800] <... futex resumed>) = 0 [pid 5799] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5798] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5796] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] close(3 [pid 5800] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5641] <... openat resumed>) = 3 [pid 5800] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5638] <... close resumed>) = 0 [pid 5800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5798] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5641] fstat(3 [pid 5638] rmdir("./14" [pid 5800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5799] <... pwrite64 resumed>) = 4 [pid 5798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5801 attached [pid 5800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5799] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] getdents64(3 [pid 5638] <... rmdir resumed>) = 0 [pid 5801] 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 5800] <... mmap resumed>) = 0x7f8428e95000 [pid 5799] <... futex resumed>) = 1 [pid 5798] <... clone3 resumed> => {parent_tid=[5801]}, 88) = 5801 [pid 5796] <... futex resumed>) = 0 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] mkdir("./15", 0777 [pid 5801] <... rseq resumed>) = 0 [pid 5799] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5798] rt_sigprocmask(SIG_SETMASK, [] [pid 5796] exit_group(0 [pid 5798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] <... exit_group resumed>) = ? [pid 5641] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5801] set_robust_list(0x7f8428eb59a0, 24 [pid 5800] <... mprotect resumed>) = 0 [pid 5799] <... futex resumed>) = ? [pid 5798] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5801] <... set_robust_list resumed>) = 0 [pid 5798] <... futex resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./15/binderfs" [pid 5798] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5638] <... mkdir resumed>) = 0 [pid 5641] unlink("./15/binderfs") = 0 [pid 5641] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5801] rt_sigprocmask(SIG_SETMASK, [] [pid 5800] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5799] +++ exited with 0 +++ [pid 5796] +++ exited with 0 +++ [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5801] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5796, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5801] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5800] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5801] <... mkdirat resumed>) = 0 [pid 5800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0}ci2-upstream-fs/strace-static-x86_64: Process 5802 attached [pid 5801] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5798] <... futex resumed>) = 0 [pid 5802] 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 5640] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5802] <... rseq resumed>) = 0 [pid 5802] set_robust_list(0x7f8428eb59a0, 24 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5803 [pid 5802] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5803 attached [pid 5802] rt_sigprocmask(SIG_SETMASK, [] [pid 5801] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] <... clone3 resumed> => {parent_tid=[5802]}, 88) = 5802 [pid 5798] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5803] set_robust_list(0x55558d6917a0, 24 [pid 5802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5800] rt_sigprocmask(SIG_SETMASK, [] [pid 5798] <... futex resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5803] <... set_robust_list resumed>) = 0 [pid 5802] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5801] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5798] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5803] rt_sigprocmask(SIG_SETMASK, [] [pid 5801] <... mount resumed>) = 0 [pid 5800] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5802] <... futex resumed>) = 0 [pid 5801] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... futex resumed>) = 1 [pid 5640] <... openat resumed>) = 3 [pid 5803] chdir("./15" [pid 5802] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5803] <... chdir resumed>) = 0 [pid 5801] <... futex resumed>) = 1 [pid 5800] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5798] <... futex resumed>) = 0 [pid 5640] fstat(3 [pid 5803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5802] <... mkdirat resumed>) = 0 [pid 5801] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5798] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5803] <... prctl resumed>) = 0 [pid 5802] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5798] <... futex resumed>) = 0 [pid 5803] setpgid(0, 0 [pid 5802] <... futex resumed>) = 1 [pid 5801] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5800] <... futex resumed>) = 0 [pid 5798] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] getdents64(3 [pid 5803] <... setpgid resumed>) = 0 [pid 5802] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5801] <... openat resumed>) = 3 [pid 5800] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5803] <... openat resumed>) = 3 [pid 5802] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5801] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... futex resumed>) = 0 [pid 5640] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5803] write(3, "1000", 4 [pid 5802] <... mount resumed>) = 0 [pid 5800] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5803] <... write resumed>) = 4 [pid 5802] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5801] <... futex resumed>) = 1 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5803] close(3 [pid 5802] <... futex resumed>) = 0 [pid 5801] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5798] <... futex resumed>) = 0 [pid 5640] newfstatat(AT_FDCWD, "./15/binderfs" [pid 5803] <... close resumed>) = 0 [pid 5802] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5800] <... futex resumed>) = 0 [pid 5798] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5802] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5801] <... futex resumed>) = 0 [pid 5800] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5798] <... futex resumed>) = 1 [pid 5803] symlink("/dev/binderfs", "./binderfs" [pid 5802] <... openat resumed>) = 3 [pid 5641] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5803] <... symlink resumed>) = 0 [pid 5801] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5798] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] unlink("./15/binderfs" executing program [pid 5803] write(1, "executing program\n", 18) = 18 [pid 5801] <... pwrite64 resumed>) = 4 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... unlink resumed>) = 0 [pid 5802] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] newfstatat(AT_FDCWD, "./15/sys" [pid 5803] <... futex resumed>) = 0 [pid 5803] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220}, NULL, 8) = 0 [pid 5801] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5802] <... futex resumed>) = 1 [pid 5801] <... futex resumed>) = 1 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5798] <... futex resumed>) = 0 [pid 5800] <... futex resumed>) = 0 [pid 5640] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5802] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5801] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] exit_group(0 [pid 5641] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5800] <... futex resumed>) = 0 [pid 5803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5801] <... futex resumed>) = ? [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5803] <... mmap resumed>) = 0x7f8428e95000 [pid 5802] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5800] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] +++ exited with 0 +++ [pid 5798] <... exit_group resumed>) = ? [pid 5803] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5802] <... pwrite64 resumed>) = 4 [pid 5641] openat(AT_FDCWD, "./15/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5803] <... mprotect resumed>) = 0 [pid 5803] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5802] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] +++ exited with 0 +++ [pid 5641] <... openat resumed>) = 4 [pid 5803] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5802] <... futex resumed>) = 1 [pid 5800] <... futex resumed>) = 0 [pid 5641] fstat(4 [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5802] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] exit_group(0 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5804 attached [pid 5802] <... futex resumed>) = ? [pid 5800] <... exit_group resumed>) = ? [pid 5804] 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 5803] <... clone3 resumed> => {parent_tid=[5804]}, 88) = 5804 [pid 5802] +++ exited with 0 +++ [pid 5641] getdents64(4 [pid 5639] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5639] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5804] <... rseq resumed>) = 0 [pid 5639] <... openat resumed>) = 3 [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] fstat(3 [pid 5803] rt_sigprocmask(SIG_SETMASK, [] [pid 5804] set_robust_list(0x7f8428eb59a0, 24 [pid 5803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5800] +++ exited with 0 +++ [pid 5804] <... set_robust_list resumed>) = 0 [pid 5641] getdents64(4 [pid 5640] <... umount2 resumed>) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5804] rt_sigprocmask(SIG_SETMASK, [] [pid 5803] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5803] <... futex resumed>) = 0 [pid 5804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] close(4 [pid 5803] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] getdents64(3 [pid 5804] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5641] <... close resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5644] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] rmdir("./15/sys" [pid 5640] newfstatat(AT_FDCWD, "./15/sys" [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] <... rmdir resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] newfstatat(AT_FDCWD, "./15/binderfs" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] openat(AT_FDCWD, "./15/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] unlink("./15/binderfs" [pid 5640] <... openat resumed>) = 4 [pid 5639] <... unlink resumed>) = 0 [pid 5640] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] getdents64(4, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5639] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] <... openat resumed>) = 3 [pid 5640] getdents64(4 [pid 5804] <... mkdirat resumed>) = 0 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5644] fstat(3 [pid 5641] getdents64(3 [pid 5640] close(4 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... close resumed>) = 0 [pid 5644] getdents64(3 [pid 5640] rmdir("./15/sys" [pid 5804] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5804] <... futex resumed>) = 1 [pid 5803] <... futex resumed>) = 0 [pid 5644] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] close(3 [pid 5640] <... rmdir resumed>) = 0 [pid 5804] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5803] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... close resumed>) = 0 [pid 5804] <... mount resumed>) = 0 [pid 5803] <... futex resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] getdents64(3 [pid 5641] rmdir("./15" [pid 5804] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] newfstatat(AT_FDCWD, "./16/binderfs" [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5804] <... futex resumed>) = 0 [pid 5803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] close(3 [pid 5804] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5803] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] unlink("./16/binderfs" [pid 5640] <... close resumed>) = 0 [pid 5804] <... openat resumed>) = 3 [pid 5803] <... futex resumed>) = 0 [pid 5644] <... unlink resumed>) = 0 [pid 5640] rmdir("./15" [pid 5803] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5804] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... rmdir resumed>) = 0 [pid 5640] <... rmdir resumed>) = 0 [pid 5804] <... futex resumed>) = 1 [pid 5803] <... futex resumed>) = 0 [pid 5803] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5641] mkdir("./16", 0777 [pid 5804] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5803] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] mkdir("./16", 0777 [pid 5804] <... pwrite64 resumed>) = 4 [pid 5640] <... mkdir resumed>) = 0 [pid 5640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5804] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... mkdir resumed>) = 0 [pid 5639] <... umount2 resumed>) = 0 [pid 5804] <... futex resumed>) = 1 [pid 5803] <... futex resumed>) = 0 [pid 5641] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5639] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5804] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5803] exit_group(0 [pid 5641] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5803] <... exit_group resumed>) = ? [pid 5804] <... futex resumed>) = ? [pid 5641] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5639] newfstatat(AT_FDCWD, "./15/sys" [pid 5640] <... clone resumed>, child_tidptr=0x55558d691790) = 5805 ci2-upstream-fs/strace-static-x86_64: Process 5805 attached [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5805] set_robust_list(0x55558d6917a0, 24ci2-upstream-fs/strace-static-x86_64: Process 5806 attached ) = 0 [pid 5644] <... umount2 resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5806] set_robust_list(0x55558d6917a0, 24 [pid 5805] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... clone resumed>, child_tidptr=0x55558d691790) = 5806 [pid 5639] openat(AT_FDCWD, "./15/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5806] <... set_robust_list resumed>) = 0 [pid 5805] chdir("./16" [pid 5644] newfstatat(AT_FDCWD, "./16/sys" [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... openat resumed>) = 4 [pid 5806] rt_sigprocmask(SIG_SETMASK, [] [pid 5804] +++ exited with 0 +++ [pid 5803] +++ exited with 0 +++ [pid 5644] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] fstat(4 [pid 5805] <... chdir resumed>) = 0 [pid 5806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5806] chdir("./16" [pid 5805] <... prctl resumed>) = 0 [pid 5639] getdents64(4 [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5803, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5805] setpgid(0, 0 [pid 5644] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5806] <... chdir resumed>) = 0 [pid 5805] <... setpgid resumed>) = 0 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... restart_syscall resumed>) = 0 [pid 5806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] openat(AT_FDCWD, "./16/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] getdents64(4 [pid 5806] <... prctl resumed>) = 0 [pid 5805] <... openat resumed>) = 3 [pid 5644] <... openat resumed>) = 4 [pid 5639] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5806] setpgid(0, 0) = 0 [pid 5639] close(4 [pid 5638] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5805] write(3, "1000", 4 [pid 5644] fstat(4 [pid 5639] <... close resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5805] <... write resumed>) = 4 [pid 5644] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5806] <... openat resumed>) = 3 [pid 5805] close(3 [pid 5644] getdents64(4 [pid 5639] rmdir("./15/sys" [pid 5638] <... openat resumed>) = 3 [pid 5805] <... close resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5806] write(3, "1000", 4 [pid 5805] symlink("/dev/binderfs", "./binderfs" [pid 5644] getdents64(4 [pid 5638] fstat(3 [pid 5806] <... write resumed>) = 4 [pid 5805] <... symlink resumed>) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5806] close(3 [pid 5805] write(1, "executing program\n", 18 [pid 5644] close(4 [pid 5806] <... close resumed>) = 0 [pid 5639] getdents64(3 executing program [pid 5638] getdents64(3 [pid 5806] symlink("/dev/binderfs", "./binderfs" [pid 5805] <... write resumed>) = 18 [pid 5644] <... close resumed>) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5805] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] rmdir("./16/sys" [pid 5639] close(3 [pid 5806] <... symlink resumed>) = 0 executing program [pid 5806] write(1, "executing program\n", 18 [pid 5644] <... rmdir resumed>) = 0 [pid 5638] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5806] <... write resumed>) = 18 [pid 5805] <... futex resumed>) = 0 [pid 5639] <... close resumed>) = 0 [pid 5806] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5644] getdents64(3 [pid 5639] rmdir("./15" [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5806] <... futex resumed>) = 0 [pid 5805] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5638] newfstatat(AT_FDCWD, "./15/binderfs" [pid 5644] close(3 [pid 5806] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5644] <... close resumed>) = 0 [pid 5639] <... rmdir resumed>) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5806] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5806] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5644] rmdir("./16" [pid 5639] mkdir("./16", 0777 [pid 5638] unlink("./15/binderfs" [pid 5806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5805] <... mmap resumed>) = 0x7f8428e95000 [pid 5644] <... rmdir resumed>) = 0 [pid 5638] <... unlink resumed>) = 0 [pid 5638] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] <... mkdir resumed>) = 0 [pid 5644] mkdir("./17", 0777 [pid 5806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5805] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] <... mkdir resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5805] <... mprotect resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5806] <... mmap resumed>) = 0x7f8428e95000 [pid 5805] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5806] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5644] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5805] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5808 attached ci2-upstream-fs/strace-static-x86_64: Process 5807 attached [pid 5806] <... mprotect resumed>) = 0 [pid 5805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5808] set_robust_list(0x55558d6917a0, 24 [pid 5807] set_robust_list(0x55558d6917a0, 24 [pid 5806] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] <... clone resumed>, child_tidptr=0x55558d691790) = 5807 ci2-upstream-fs/strace-static-x86_64: Process 5809 attached [pid 5808] <... set_robust_list resumed>) = 0 [pid 5807] <... set_robust_list resumed>) = 0 [pid 5806] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] <... clone resumed>, child_tidptr=0x55558d691790) = 5808 [pid 5809] 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 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5807] rt_sigprocmask(SIG_SETMASK, [] [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=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5805] <... clone3 resumed> => {parent_tid=[5809]}, 88) = 5809 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5810 attached [pid 5809] <... rseq resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5805] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... umount2 resumed>) = 0 [pid 5809] set_robust_list(0x7f8428eb59a0, 24 [pid 5808] chdir("./16" [pid 5807] chdir("./17" [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [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] <... set_robust_list resumed>) = 0 [pid 5808] <... chdir resumed>) = 0 [pid 5807] <... chdir resumed>) = 0 [pid 5806] <... clone3 resumed> => {parent_tid=[5810]}, 88) = 5810 [pid 5805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5810] <... rseq resumed>) = 0 [pid 5809] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5806] rt_sigprocmask(SIG_SETMASK, [] [pid 5805] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] newfstatat(AT_FDCWD, "./15/sys" [pid 5810] set_robust_list(0x7f8428eb59a0, 24 [pid 5809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] <... prctl resumed>) = 0 [pid 5807] <... prctl resumed>) = 0 [pid 5806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5805] <... futex resumed>) = 0 [pid 5638] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5810] <... set_robust_list resumed>) = 0 [pid 5809] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5806] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5808] setpgid(0, 0 [pid 5807] setpgid(0, 0 [pid 5638] umount2("./15/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5809] <... mkdirat resumed>) = 0 [pid 5810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5810] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5808] <... setpgid resumed>) = 0 [pid 5806] <... futex resumed>) = 0 [pid 5807] <... setpgid resumed>) = 0 [pid 5638] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5810] <... mkdirat resumed>) = 0 [pid 5809] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5806] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] openat(AT_FDCWD, "./15/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5810] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... futex resumed>) = 1 [pid 5808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5805] <... futex resumed>) = 0 [pid 5810] <... futex resumed>) = 1 [pid 5809] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5806] <... futex resumed>) = 0 [pid 5805] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... openat resumed>) = 4 [pid 5810] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5806] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] <... futex resumed>) = 0 [pid 5638] fstat(4 [pid 5810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... openat resumed>) = 3 [pid 5806] <... futex resumed>) = 0 [pid 5805] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5809] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5807] <... openat resumed>) = 3 [pid 5806] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5810] <... mount resumed>) = 0 [pid 5808] write(3, "1000", 4 [pid 5810] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... write resumed>) = 4 [pid 5807] write(3, "1000", 4 [pid 5810] <... futex resumed>) = 1 [pid 5809] <... mount resumed>) = 0 [pid 5808] close(3 [pid 5807] <... write resumed>) = 4 [pid 5806] <... futex resumed>) = 0 [pid 5638] getdents64(4 [pid 5809] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... close resumed>) = 0 [pid 5807] close(3 [pid 5810] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] symlink("/dev/binderfs", "./binderfs" [pid 5806] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] <... futex resumed>) = 0 [pid 5807] <... close resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5809] <... futex resumed>) = 1 [pid 5810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... symlink resumed>) = 0 [pid 5806] <... futex resumed>) = 0 [pid 5810] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5806] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] symlink("/dev/binderfs", "./binderfs" [pid 5809] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5638] getdents64(4 [pid 5810] <... openat resumed>) = 3 [pid 5808] write(1, "executing program\n", 18 [pid 5807] <... symlink resumed>) = 0 [pid 5805] <... futex resumed>) = 0 [pid 5809] <... openat resumed>) = 3 [pid 5638] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5808] <... write resumed>) = 18 [pid 5805] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5809] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 5810] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... futex resumed>) = 0 [pid 5808] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] write(1, "executing program\n", 18 [pid 5805] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5638] close(4 [pid 5810] <... futex resumed>) = 1 [pid 5809] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5808] <... futex resumed>) = 0 [pid 5807] <... write resumed>) = 18 [pid 5806] <... futex resumed>) = 0 [pid 5805] <... futex resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5810] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] <... pwrite64 resumed>) = 4 [pid 5808] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5807] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5806] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] rmdir("./15/sys" [pid 5810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5809] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5807] <... futex resumed>) = 0 [pid 5806] <... futex resumed>) = 0 [pid 5638] <... rmdir resumed>) = 0 [pid 5810] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5809] <... futex resumed>) = 1 [pid 5808] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5807] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5806] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] <... futex resumed>) = 0 [pid 5809] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5810] <... pwrite64 resumed>) = 4 [pid 5807] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 5805] exit_group(0 [pid 5808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5805] <... exit_group resumed>) = ? [pid 5810] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... futex resumed>) = ? [pid 5808] <... mmap resumed>) = 0x7f8428e95000 [pid 5807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] getdents64(3 [pid 5810] <... futex resumed>) = 1 [pid 5807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5806] <... futex resumed>) = 0 [pid 5638] <... getdents64 resumed>, 0x55558d692850 /* 0 entries */, 32768) = 0 [pid 5810] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5807] <... mmap resumed>) = 0x7f8428e95000 [pid 5806] exit_group(0 [pid 5810] <... futex resumed>) = ? [pid 5808] <... mprotect resumed>) = 0 [pid 5807] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE [pid 5806] <... exit_group resumed>) = ? [pid 5638] close(3 [pid 5810] +++ exited with 0 +++ [pid 5808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5807] <... mprotect resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5809] +++ exited with 0 +++ [pid 5807] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5805] +++ exited with 0 +++ [pid 5638] <... close resumed>) = 0 [pid 5808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5640] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5638] rmdir("./15"ci2-upstream-fs/strace-static-x86_64: Process 5811 attached [pid 5807] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5806] +++ exited with 0 +++ [pid 5638] <... rmdir resumed>) = 0 [pid 5808] <... clone3 resumed> => {parent_tid=[5811]}, 88) = 5811 [pid 5807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5641] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5806, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5811] 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 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5638] mkdir("./16", 0777ci2-upstream-fs/strace-static-x86_64: Process 5812 attached [pid 5811] <... rseq resumed>) = 0 [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5807] <... clone3 resumed> => {parent_tid=[5812]}, 88) = 5812 [pid 5641] <... restart_syscall resumed>) = 0 [pid 5812] 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 5811] set_robust_list(0x7f8428eb59a0, 24 [pid 5808] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... mkdir resumed>) = 0 [pid 5812] <... rseq resumed>) = 0 [pid 5811] <... set_robust_list resumed>) = 0 [pid 5808] <... futex resumed>) = 0 [pid 5807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5811] rt_sigprocmask(SIG_SETMASK, [] [pid 5807] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5811] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5807] <... futex resumed>) = 0 [pid 5812] set_robust_list(0x7f8428eb59a0, 24 [pid 5811] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5807] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5812] <... set_robust_list resumed>) = 0 [pid 5638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5812] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5638] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5811] <... mkdirat resumed>) = 0 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-upstream-fs/strace-static-x86_64: Process 5813 attached [pid 5812] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5640] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5813] set_robust_list(0x55558d6917a0, 24 [pid 5641] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5813] <... set_robust_list resumed>) = 0 [pid 5811] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... openat resumed>) = 3 [pid 5811] <... futex resumed>) = 1 [pid 5808] <... futex resumed>) = 0 [pid 5813] rt_sigprocmask(SIG_SETMASK, [] [pid 5811] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] <... futex resumed>) = 0 [pid 5812] <... mkdirat resumed>) = 0 [pid 5811] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5808] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... openat resumed>) = 3 [pid 5813] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5811] <... mount resumed>) = 0 [pid 5641] fstat(3 [pid 5638] <... clone resumed>, child_tidptr=0x55558d691790) = 5813 [pid 5813] chdir("./16" [pid 5812] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] fstat(3 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5813] <... chdir resumed>) = 0 [pid 5812] <... futex resumed>) = 1 [pid 5811] <... futex resumed>) = 1 [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5812] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5811] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... futex resumed>) = 0 [pid 5807] <... futex resumed>) = 0 [pid 5641] getdents64(3 [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5813] <... prctl resumed>) = 0 [pid 5808] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5640] getdents64(3 [pid 5813] setpgid(0, 0 [pid 5812] <... futex resumed>) = 0 [pid 5811] <... futex resumed>) = 0 [pid 5808] <... futex resumed>) = 1 [pid 5807] <... futex resumed>) = 1 [pid 5813] <... setpgid resumed>) = 0 [pid 5812] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5641] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5811] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5640] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5808] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5807] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5812] <... mount resumed>) = 0 [pid 5641] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5811] <... openat resumed>) = 3 [pid 5641] unlink("./16/binderfs" [pid 5640] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... unlink resumed>) = 0 [pid 5641] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5813] <... openat resumed>) = 3 [pid 5812] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] newfstatat(AT_FDCWD, "./16/binderfs" [pid 5812] <... futex resumed>) = 1 [pid 5813] write(3, "1000", 4) = 4 [pid 5807] <... futex resumed>) = 0 [pid 5640] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5811] <... futex resumed>) = 1 [pid 5812] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5811] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... futex resumed>) = 0 [pid 5807] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] unlink("./16/binderfs" [pid 5812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5808] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... futex resumed>) = 0 [pid 5813] close(3) = 0 [pid 5813] symlink("/dev/binderfs", "./binderfs" [pid 5812] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5811] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5808] <... futex resumed>) = 0 [pid 5807] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5812] <... openat resumed>) = 3 [pid 5811] <... pwrite64 resumed>) = 4 [pid 5812] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5812] <... futex resumed>) = 1 [pid 5808] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5811] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5813] <... symlink resumed>) = 0 [pid 5812] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5807] <... futex resumed>) = 0 [pid 5640] <... unlink resumed>) = 0 [pid 5813] write(1, "executing program\n", 18 executing program [pid 5807] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... write resumed>) = 18 [pid 5812] <... futex resumed>) = 0 [pid 5808] exit_group(0 [pid 5807] <... futex resumed>) = 1 [pid 5640] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5813] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5807] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5813] <... futex resumed>) = 0 [pid 5812] <... pwrite64 resumed>) = 4 [pid 5811] <... futex resumed>) = ? [pid 5808] <... exit_group resumed>) = ? [pid 5813] rt_sigaction(SIGRT_1, {sa_handler=0x7f8428ef19d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8428ecb220} [pid 5811] +++ exited with 0 +++ [pid 5813] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 5812] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5807] <... futex resumed>) = 0 [pid 5812] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5807] exit_group(0 [pid 5812] <... futex resumed>) = ? [pid 5807] <... exit_group resumed>) = ? [pid 5813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8428e95000 [pid 5813] mprotect(0x7f8428e96000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5808] +++ exited with 0 +++ [pid 5813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8428eb5990, parent_tid=0x7f8428eb5990, exit_signal=0, stack=0x7f8428e95000, stack_size=0x20200, tls=0x7f8428eb56c0} [pid 5639] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5808, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 5814 attached [pid 5639] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5814] 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 5813] <... clone3 resumed> => {parent_tid=[5814]}, 88) = 5814 [pid 5812] +++ exited with 0 +++ [pid 5807] +++ exited with 0 +++ [pid 5814] <... rseq resumed>) = 0 [pid 5813] rt_sigprocmask(SIG_SETMASK, [] [pid 5814] set_robust_list(0x7f8428eb59a0, 24 [pid 5644] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5807, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5814] <... set_robust_list resumed>) = 0 [pid 5813] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5814] rt_sigprocmask(SIG_SETMASK, [] [pid 5813] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... umount2 resumed>) = 0 [pid 5640] <... umount2 resumed>) = 0 [pid 5814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5813] <... futex resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5814] mkdirat(AT_FDCWD, "./sys", 0777 [pid 5813] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5639] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] newfstatat(AT_FDCWD, "./16/sys" [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... openat resumed>) = 3 [pid 5641] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] newfstatat(AT_FDCWD, "./16/sys" [pid 5639] <... openat resumed>) = 3 [pid 5644] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5641] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5644] getdents64(3 [pid 5641] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5640] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5639] fstat(3 [pid 5641] openat(AT_FDCWD, "./16/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5639] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] umount2("./16/sys", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... openat resumed>) = 4 [pid 5639] getdents64(3 [pid 5814] <... mkdirat resumed>) = 0 [pid 5640] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5814] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] fstat(4 [pid 5640] openat(AT_FDCWD, "./16/sys", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5814] <... futex resumed>) = 1 [pid 5813] <... futex resumed>) = 0 [pid 5644] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5640] <... openat resumed>) = 4 [pid 5814] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5813] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] getdents64(4 [pid 5640] fstat(4 [pid 5814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5813] <... futex resumed>) = 0 [pid 5644] newfstatat(AT_FDCWD, "./17/binderfs" [pid 5640] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5814] mount(NULL, "./sys", "sysfs", 0, NULL [pid 5813] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5640] getdents64(4 [pid 5814] <... mount resumed>) = 0 [pid 5644] unlink("./17/binderfs" [pid 5814] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... futex resumed>) = 0 [pid 5814] <... futex resumed>) = 1 [pid 5813] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/config", O_RDWR [pid 5813] <... futex resumed>) = 0 [pid 5813] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... openat resumed>) = 3 [pid 5814] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... futex resumed>) = 0 [pid 5813] futex(0x7f8428f8fb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5814] <... futex resumed>) = 1 [pid 5813] <... futex resumed>) = 0 [pid 5814] pwrite64(3, "\x02\x15\x5e\x65", 4, 2 [pid 5813] futex(0x7f8428f8fb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... pwrite64 resumed>) = 4 [pid 5814] futex(0x7f8428f8fb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5813] <... futex resumed>) = 0 [pid 5640] getdents64(4 [pid 5814] futex(0x7f8428f8fb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5813] exit_group(0 [pid 5814] <... futex resumed>) = ? [pid 5813] <... exit_group resumed>) = ? [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 2 entries */, 32768) = 48 [pid 5640] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5639] <... getdents64 resumed>, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5641] getdents64(4 [pid 5640] close(4 [pid 5639] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... getdents64 resumed>, 0x55558d69a890 /* 0 entries */, 32768) = 0 [pid 5640] <... close resumed>) = 0 [pid 5639] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] close(4 [pid 5640] rmdir("./16/sys" [pid 5639] newfstatat(AT_FDCWD, "./16/binderfs" [pid 5641] <... close resumed>) = 0 [pid 5639] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] rmdir("./16/sys" [pid 5639] unlink("./16/binderfs" [pid 5814] +++ exited with 0 +++ [pid 5813] +++ exited with 0 +++ [pid 5638] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5638] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5638] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5638] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5638] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] getdents64(3, 0x55558d692850 /* 4 entries */, 32768) = 104 [pid 5638] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5638] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 429.830537][ T39] INFO: task kworker/u8:10:191 blocked in I/O wait for more than 143 seconds. [ 429.830580][ T39] Not tainted syzkaller #0 [ 429.830589][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.830596][ T39] task:kworker/u8:10 state:D stack:22824 pid:191 tgid:191 ppid:2 task_flags:0x4248060 flags:0x00080000 [ 429.830648][ T39] Workqueue: writeback wb_workfn (flush-8:0) [ 429.830689][ T39] Call Trace: [ 429.830698][ T39] [ 429.830714][ T39] __schedule+0x171d/0x56e0 [ 429.830753][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.830776][ T39] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 429.830808][ T39] ? __blk_flush_plug+0x416/0x4d0 [ 429.830829][ T39] ? __pfx___schedule+0x10/0x10 [ 429.830860][ T39] ? schedule+0x90/0x2b0 [ 429.830887][ T39] schedule+0x164/0x2b0 [ 429.830914][ T39] io_schedule+0x80/0xe0 [ 429.830931][ T39] bit_wait_io+0x13/0x110 [ 429.830950][ T39] __wait_on_bit+0xac/0x2f0 [ 429.830966][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.830985][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.831003][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.831020][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.831039][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.831067][ T39] do_get_write_access+0x667/0x10d0 [ 429.831105][ T39] jbd2_journal_get_write_access+0x1d7/0x230 [ 429.831132][ T39] __ext4_journal_get_write_access+0xec/0x620 [ 429.831155][ T39] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 429.831181][ T39] ext4_mb_mark_context+0x171/0xec0 [ 429.831210][ T39] ? __pfx_ext4_mb_mark_context+0x10/0x10 [ 429.831227][ T39] ? ext4_sb_block_valid+0x16d/0x560 [ 429.831280][ T39] ? ext4_sb_block_valid+0x484/0x560 [ 429.831307][ T39] ext4_mb_mark_diskspace_used+0x338/0x760 [ 429.831337][ T39] ext4_mb_new_blocks+0x1065/0x4530 [ 429.831367][ T39] ? ext4_find_extent+0x1f5/0xcd0 ** replaying previous printk message ** [ 429.831367][ T39] ? ext4_find_extent+0x1f5/0xcd0 [ 429.831383][ T39] ? ext4_find_extent+0x1f5/0xcd0 [ 429.831404][ T39] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 429.831425][ T39] ? ext4_inode_to_goal_block+0x319/0x460 [ 429.831452][ T39] ext4_ext_map_blocks+0x1427/0x5480 [ 429.831486][ T39] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 429.831520][ T39] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 429.831538][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.831566][ T39] ? wq_worker_running+0x9f/0x210 [ 429.831594][ T39] ? rt_mutex_post_schedule+0x49/0xf0 [ 429.831621][ T39] ext4_map_create_blocks+0x116/0x530 [ 429.831650][ T39] ext4_map_blocks+0xe8e/0x1c60 [ 429.831689][ T39] ? __pfx_ext4_map_blocks+0x10/0x10 [ 429.831719][ T39] ? ext4_inode_journal_mode+0x3d6/0x4d0 [ 429.831740][ T39] ext4_do_writepages+0x197b/0x44b0 [ 429.831801][ T39] ? __pfx_ext4_do_writepages+0x10/0x10 [ 429.831826][ T39] ? __lock_acquire+0x747/0x2de0 [ 429.831898][ T39] ? try_to_take_rt_mutex+0x842/0xb00 [ 429.831932][ T39] ? lock_acquire+0x115/0x350 [ 429.831971][ T39] ext4_writepages+0x1fe/0x4e0 [ 429.831994][ T39] ? __pfx_ext4_writepages+0x10/0x10 [ 429.832028][ T39] ? rt_mutex_slowunlock+0x4ee/0xa30 [ 429.832050][ T39] ? __pfx_ext4_writepages+0x10/0x10 [ 429.832072][ T39] do_writepages+0x338/0x560 [ 429.832100][ T39] ? rt_spin_unlock+0x159/0x200 [ 429.832127][ T39] __writeback_single_inode+0x136/0x1230 [ 429.832151][ T39] ? wbc_attach_and_unlock_inode+0x3f1/0x5d0 [ 429.832172][ T39] writeback_sb_inodes+0x9db/0x1aa0 [ 429.832212][ T39] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 429.832265][ T39] ? __pfx_down_read_trylock+0x10/0x10 [ 429.832297][ T39] __writeback_inodes_wb+0x114/0x240 [ 429.832326][ T39] wb_writeback+0x42f/0xad0 [ 429.832349][ T39] ? queue_io+0x1e1/0x450 [ 429.832374][ T39] ? __pfx_wb_writeback+0x10/0x10 [ 429.832407][ T39] wb_workfn+0xc98/0x10f0 [ 429.832437][ T39] ? __pfx_wb_workfn+0x10/0x10 [ 429.832464][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.832492][ T39] ? lock_acquire+0x115/0x350 [ 429.832522][ T39] ? rcu_is_watching+0x16/0xb0 [ 429.832542][ T39] ? process_scheduled_works+0x97a/0x1630 [ 429.832567][ T39] process_scheduled_works+0xc3d/0x1630 [ 429.832615][ T39] ? __pfx_process_scheduled_works+0x10/0x10 [ 429.832644][ T39] ? assign_work+0x3cf/0x5d0 [ 429.832672][ T39] worker_thread+0xa47/0xfb0 [ 429.832697][ T39] ? __kthread_parkme+0x71/0x1f0 [ 429.832721][ T39] kthread+0x38b/0x470 [ 429.832740][ T39] ? __pfx_worker_thread+0x10/0x10 [ 429.832754][ T39] ? __pfx_kthread+0x10/0x10 [ 429.832774][ T39] ret_from_fork+0x514/0xb70 [ 429.832796][ T39] ? __pfx_ret_from_fork+0x10/0x10 [ 429.832815][ T39] ? __switch_to+0xc78/0x1410 [ 429.832833][ T39] ? __pfx_kthread+0x10/0x10 [ 429.832853][ T39] ret_from_fork_asm+0x1a/0x30 [ 429.832883][ T39] [ 429.832956][ T39] INFO: task jbd2/sda1-8:4930 blocked in I/O wait for more than 143 seconds. [ 429.832968][ T39] Not tainted syzkaller #0 [ 429.832976][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.832983][ T39] task:jbd2/sda1-8 state:D stack:26280 pid:4930 tgid:4930 ppid:2 task_flags:0x240040 flags:0x00080000 [ 429.833041][ T39] Call Trace: [ 429.833046][ T39] [ 429.833056][ T39] __schedule+0x171d/0x56e0 [ 429.833095][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.833128][ T39] ? __pfx___schedule+0x10/0x10 [ 429.833159][ T39] ? schedule+0x90/0x2b0 [ 429.833186][ T39] schedule+0x164/0x2b0 [ 429.833212][ T39] io_schedule+0x80/0xe0 [ 429.833229][ T39] bit_wait_io+0x13/0x110 [ 429.833253][ T39] __wait_on_bit+0xac/0x2f0 [ 429.833269][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.833288][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.833306][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.833322][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.833342][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.833365][ T39] ? __wait_on_buffer+0xe/0x80 [ 429.833386][ T39] jbd2_journal_commit_transaction+0x2f77/0x5cb0 [ 429.833441][ T39] ? __pfx_jbd2_journal_commit_transaction+0x10/0x10 [ 429.833476][ T39] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 429.833515][ T39] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 429.833533][ T39] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 429.833550][ T39] ? __timer_delete_sync+0x552/0x620 [ 429.833570][ T39] kjournald2+0x3bc/0x740 [ 429.833602][ T39] ? __pfx_kjournald2+0x10/0x10 [ 429.833622][ T39] ? __pfx_autoremove_wake_function+0x10/0x10 [ 429.833644][ T39] ? __kthread_parkme+0x71/0x1f0 [ 429.833661][ T39] ? __kthread_parkme+0x199/0x1f0 [ 429.833681][ T39] kthread+0x38b/0x470 [ 429.833700][ T39] ? __pfx_kjournald2+0x10/0x10 [ 429.833718][ T39] ? __pfx_kthread+0x10/0x10 [ 429.833738][ T39] ret_from_fork+0x514/0xb70 [ 429.833759][ T39] ? __pfx_ret_from_fork+0x10/0x10 [ 429.833777][ T39] ? __switch_to+0xc78/0x1410 [ 429.833795][ T39] ? __pfx_kthread+0x10/0x10 [ 429.833815][ T39] ret_from_fork_asm+0x1a/0x30 [ 429.833844][ T39] [ 429.833861][ T39] INFO: task syz-executor357:5638 blocked in I/O wait for more than 143 seconds. [ 429.833873][ T39] Not tainted syzkaller #0 [ 429.833880][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.833888][ T39] task:syz-executor357 state:D stack:25688 pid:5638 tgid:5638 ppid:5637 task_flags:0x440140 flags:0x00080000 [ 429.833934][ T39] Call Trace: [ 429.833939][ T39] [ 429.833948][ T39] __schedule+0x171d/0x56e0 [ 429.833980][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.834013][ T39] ? __pfx___schedule+0x10/0x10 [ 429.834044][ T39] ? schedule+0x90/0x2b0 [ 429.834071][ T39] schedule+0x164/0x2b0 [ 429.834097][ T39] io_schedule+0x80/0xe0 [ 429.834113][ T39] bit_wait_io+0x13/0x110 [ 429.834131][ T39] __wait_on_bit+0xac/0x2f0 [ 429.834148][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.834166][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.834184][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.834201][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.834220][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.834253][ T39] do_get_write_access+0x667/0x10d0 [ 429.834290][ T39] jbd2_journal_get_write_access+0x1d7/0x230 [ 429.834317][ T39] __ext4_journal_get_write_access+0xec/0x620 [ 429.834339][ T39] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 429.834357][ T39] ? jbd2__journal_start+0x145/0x5d0 [ 429.834385][ T39] ext4_delete_entry+0x24e/0x450 [ 429.834415][ T39] ? __pfx_ext4_delete_entry+0x10/0x10 [ 429.834440][ T39] ? __ext4_journal_start_sb+0x205/0x780 [ 429.834461][ T39] __ext4_unlink+0x58f/0xb60 [ 429.834492][ T39] ? __pfx___ext4_unlink+0x10/0x10 [ 429.834514][ T39] ? smack_inode_unlink+0x242/0x2c0 [ 429.834539][ T39] ? __pfx___dquot_initialize+0x10/0x10 [ 429.834562][ T39] ? rwbase_write_lock+0x5ad/0x780 [ 429.834584][ T39] ext4_unlink+0x206/0x5c0 [ 429.834612][ T39] vfs_unlink+0x27b/0x6e0 [ 429.834635][ T39] filename_unlinkat+0x3d3/0x610 [ 429.834658][ T39] ? __pfx_filename_unlinkat+0x10/0x10 [ 429.834681][ T39] ? do_getname+0x151/0x250 [ 429.834703][ T39] __se_sys_unlink+0x2e/0x140 [ 429.834724][ T39] do_syscall_64+0x166/0x520 [ 429.834741][ T39] ? trace_irq_disable+0x3b/0x140 [ 429.834758][ T39] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.834774][ T39] ? clear_bhb_loop+0x70/0xc0 [ 429.834794][ T39] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.834818][ T39] RIP: 0033:0x7f8428edde27 [ 429.834839][ T39] RSP: 002b:00007ffcf2b29918 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 429.834855][ T39] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8428edde27 [ 429.834866][ T39] RDX: 00007ffcf2b29940 RSI: 00007ffcf2b299d0 RDI: 00007ffcf2b299d0 [ 429.834878][ T39] RBP: 00007ffcf2b299d0 R08: 00007ffcf2b2a9d0 R09: 00000000ffffffff [ 429.834890][ T39] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffcf2b2aa80 [ 429.834900][ T39] R13: 000055558d692820 R14: 0000000000023d76 R15: 00007ffcf2b2aa80 [ 429.834925][ T39] [ 429.834931][ T39] INFO: task syz-executor357:5639 blocked in I/O wait for more than 143 seconds. [ 429.834942][ T39] Not tainted syzkaller #0 [ 429.834950][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.834956][ T39] task:syz-executor357 state:D stack:25640 pid:5639 tgid:5639 ppid:5637 task_flags:0x440140 flags:0x00080000 [ 429.835002][ T39] Call Trace: [ 429.835007][ T39] [ 429.835016][ T39] __schedule+0x171d/0x56e0 [ 429.835048][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.835081][ T39] ? __pfx___schedule+0x10/0x10 [ 429.835126][ T39] ? schedule+0x90/0x2b0 [ 429.835153][ T39] schedule+0x164/0x2b0 [ 429.835180][ T39] io_schedule+0x80/0xe0 [ 429.835197][ T39] bit_wait_io+0x13/0x110 [ 429.835215][ T39] __wait_on_bit+0xac/0x2f0 [ 429.835231][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.835254][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.835272][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.835288][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.835308][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.835336][ T39] do_get_write_access+0x667/0x10d0 [ 429.835372][ T39] jbd2_journal_get_write_access+0x1d7/0x230 [ 429.835399][ T39] __ext4_journal_get_write_access+0xec/0x620 [ 429.835422][ T39] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 429.835439][ T39] ? jbd2__journal_start+0x145/0x5d0 [ 429.835468][ T39] ext4_delete_entry+0x24e/0x450 [ 429.835497][ T39] ? __pfx_ext4_delete_entry+0x10/0x10 [ 429.835522][ T39] ? __ext4_journal_start_sb+0x205/0x780 [ 429.835543][ T39] __ext4_unlink+0x58f/0xb60 [ 429.835574][ T39] ? __pfx___ext4_unlink+0x10/0x10 [ 429.835596][ T39] ? smack_inode_unlink+0x242/0x2c0 [ 429.835621][ T39] ? __pfx___dquot_initialize+0x10/0x10 [ 429.835642][ T39] ? rwbase_write_lock+0x5ad/0x780 [ 429.835664][ T39] ext4_unlink+0x206/0x5c0 [ 429.835691][ T39] vfs_unlink+0x27b/0x6e0 [ 429.835713][ T39] filename_unlinkat+0x3d3/0x610 [ 429.835736][ T39] ? __pfx_filename_unlinkat+0x10/0x10 [ 429.835760][ T39] ? do_getname+0x151/0x250 [ 429.835781][ T39] __se_sys_unlink+0x2e/0x140 [ 429.835802][ T39] do_syscall_64+0x166/0x520 [ 429.835818][ T39] ? trace_irq_disable+0x3b/0x140 [ 429.835834][ T39] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.835850][ T39] ? clear_bhb_loop+0x70/0xc0 [ 429.835870][ T39] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.835885][ T39] RIP: 0033:0x7f8428edde27 [ 429.835898][ T39] RSP: 002b:00007ffcf2b29918 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 429.835913][ T39] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8428edde27 [ 429.835924][ T39] RDX: 00007ffcf2b29940 RSI: 00007ffcf2b299d0 RDI: 00007ffcf2b299d0 [ 429.835936][ T39] RBP: 00007ffcf2b299d0 R08: 00007ffcf2b2a9d0 R09: 00000000ffffffff [ 429.835947][ T39] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffcf2b2aa80 [ 429.835957][ T39] R13: 000055558d692820 R14: 0000000000023d07 R15: 00007ffcf2b2aa80 [ 429.835981][ T39] [ 429.835987][ T39] INFO: task syz-executor357:5640 blocked in I/O wait for more than 143 seconds. [ 429.835999][ T39] Not tainted syzkaller #0 [ 429.836006][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.836013][ T39] task:syz-executor357 state:D stack:25304 pid:5640 tgid:5640 ppid:5637 task_flags:0x440140 flags:0x00080000 [ 429.836058][ T39] Call Trace: [ 429.836063][ T39] [ 429.836072][ T39] __schedule+0x171d/0x56e0 [ 429.836104][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.836137][ T39] ? __pfx___schedule+0x10/0x10 [ 429.836168][ T39] ? schedule+0x90/0x2b0 [ 429.836195][ T39] schedule+0x164/0x2b0 [ 429.836221][ T39] io_schedule+0x80/0xe0 [ 429.836243][ T39] bit_wait_io+0x13/0x110 [ 429.836261][ T39] __wait_on_bit+0xac/0x2f0 [ 429.836277][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.836296][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.836314][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.836330][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.836350][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.836377][ T39] do_get_write_access+0x667/0x10d0 [ 429.836414][ T39] jbd2_journal_get_write_access+0x1d7/0x230 [ 429.836441][ T39] __ext4_journal_get_write_access+0xec/0x620 [ 429.836463][ T39] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 429.836480][ T39] ? jbd2__journal_start+0x145/0x5d0 [ 429.836509][ T39] ext4_delete_entry+0x24e/0x450 [ 429.836538][ T39] ? __pfx_ext4_delete_entry+0x10/0x10 [ 429.836563][ T39] ? __ext4_journal_start_sb+0x205/0x780 [ 429.836585][ T39] ext4_rmdir+0x7e6/0xcc0 [ 429.836614][ T39] ? __pfx_ext4_rmdir+0x10/0x10 [ 429.836645][ T39] ? rwbase_write_lock+0x5ad/0x780 [ 429.836667][ T39] ? bpf_lsm_inode_rmdir+0x9/0x20 [ 429.836695][ T39] vfs_rmdir+0x3e9/0x6b0 [ 429.836712][ T39] ? bpf_lsm_path_rmdir+0x9/0x20 [ 429.836736][ T39] filename_rmdir+0x292/0x520 [ 429.836759][ T39] ? __pfx_filename_rmdir+0x10/0x10 [ 429.836782][ T39] ? do_getname+0x151/0x250 [ 429.836803][ T39] __se_sys_rmdir+0x2e/0x140 [ 429.836823][ T39] do_syscall_64+0x166/0x520 [ 429.836839][ T39] ? trace_irq_disable+0x3b/0x140 [ 429.836855][ T39] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.836871][ T39] ? clear_bhb_loop+0x70/0xc0 [ 429.836891][ T39] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.836907][ T39] RIP: 0033:0x7f8428edddc7 [ 429.836919][ T39] RSP: 002b:00007ffcf2b28828 EFLAGS: 00000207 ORIG_RAX: 0000000000000054 [ 429.836934][ T39] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8428edddc7 [ 429.836946][ T39] RDX: 00000000000187b1 RSI: 000055558d69a850 RDI: 00007ffcf2b299d0 [ 429.836958][ T39] RBP: 0000000000000065 R08: 0000000000010770 R09: 0000000000000001 [ 429.836968][ T39] R10: 0000000000000000 R11: 0000000000000207 R12: 00007ffcf2b299d0 [ 429.836978][ T39] R13: 000055558d69a860 R14: 0000000000023cc5 R15: 00007ffcf2b2aa80 [ 429.837008][ T39] [ 429.837015][ T39] INFO: task syz-executor357:5641 blocked in I/O wait for more than 143 seconds. [ 429.837026][ T39] Not tainted syzkaller #0 [ 429.837034][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.837041][ T39] task:syz-executor357 state:D stack:25752 pid:5641 tgid:5641 ppid:5637 task_flags:0x440140 flags:0x00080000 [ 429.837087][ T39] Call Trace: [ 429.837092][ T39] [ 429.837101][ T39] __schedule+0x171d/0x56e0 [ 429.837133][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.837166][ T39] ? __pfx___schedule+0x10/0x10 [ 429.837197][ T39] ? schedule+0x90/0x2b0 [ 429.837224][ T39] schedule+0x164/0x2b0 [ 429.837255][ T39] io_schedule+0x80/0xe0 [ 429.837271][ T39] bit_wait_io+0x13/0x110 [ 429.837289][ T39] __wait_on_bit+0xac/0x2f0 [ 429.837305][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.837324][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.837342][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.837358][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.837378][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.837406][ T39] do_get_write_access+0x667/0x10d0 [ 429.837442][ T39] jbd2_journal_get_write_access+0x1d7/0x230 [ 429.837469][ T39] __ext4_journal_get_write_access+0xec/0x620 [ 429.837491][ T39] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 429.837509][ T39] ? jbd2__journal_start+0x145/0x5d0 [ 429.837538][ T39] ext4_delete_entry+0x24e/0x450 [ 429.837566][ T39] ? __pfx_ext4_delete_entry+0x10/0x10 [ 429.837591][ T39] ? __ext4_journal_start_sb+0x205/0x780 [ 429.837613][ T39] ext4_rmdir+0x7e6/0xcc0 [ 429.837642][ T39] ? __pfx_ext4_rmdir+0x10/0x10 [ 429.837673][ T39] ? rwbase_write_lock+0x5ad/0x780 [ 429.837695][ T39] ? bpf_lsm_inode_rmdir+0x9/0x20 [ 429.837722][ T39] vfs_rmdir+0x3e9/0x6b0 [ 429.837738][ T39] ? bpf_lsm_path_rmdir+0x9/0x20 [ 429.837763][ T39] filename_rmdir+0x292/0x520 [ 429.837785][ T39] ? __pfx_filename_rmdir+0x10/0x10 [ 429.837808][ T39] ? do_getname+0x151/0x250 [ 429.837830][ T39] __se_sys_rmdir+0x2e/0x140 [ 429.837850][ T39] do_syscall_64+0x166/0x520 [ 429.837865][ T39] ? trace_irq_disable+0x3b/0x140 [ 429.837881][ T39] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.837898][ T39] ? clear_bhb_loop+0x70/0xc0 [ 429.837917][ T39] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.837933][ T39] RIP: 0033:0x7f8428edddc7 [ 429.837945][ T39] RSP: 002b:00007ffcf2b28828 EFLAGS: 00000207 ORIG_RAX: 0000000000000054 [ 429.837960][ T39] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8428edddc7 [ 429.837971][ T39] RDX: 00000000000187b1 RSI: 000055558d69a850 RDI: 00007ffcf2b299d0 [ 429.837982][ T39] RBP: 0000000000000065 R08: 0000000000010770 R09: 0000000000000001 [ 429.837992][ T39] R10: 0000000000000000 R11: 0000000000000207 R12: 00007ffcf2b299d0 [ 429.838002][ T39] R13: 000055558d69a860 R14: 0000000000023cca R15: 00007ffcf2b2aa80 [ 429.838026][ T39] [ 429.838032][ T39] INFO: task syz-executor357:5644 blocked in I/O wait for more than 143 seconds. [ 429.838044][ T39] Not tainted syzkaller #0 [ 429.838051][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.838058][ T39] task:syz-executor357 state:D stack:25672 pid:5644 tgid:5644 ppid:5637 task_flags:0x440140 flags:0x00080000 [ 429.838104][ T39] Call Trace: [ 429.838109][ T39] [ 429.838118][ T39] __schedule+0x171d/0x56e0 [ 429.838150][ T39] ? do_raw_spin_lock+0x12b/0x2f0 [ 429.838182][ T39] ? __pfx___schedule+0x10/0x10 [ 429.838214][ T39] ? schedule+0x90/0x2b0 [ 429.838246][ T39] schedule+0x164/0x2b0 [ 429.838272][ T39] io_schedule+0x80/0xe0 [ 429.838289][ T39] bit_wait_io+0x13/0x110 [ 429.838307][ T39] __wait_on_bit+0xac/0x2f0 [ 429.838323][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.838342][ T39] out_of_line_wait_on_bit+0x13b/0x190 [ 429.838360][ T39] ? __pfx_bit_wait_io+0x10/0x10 [ 429.838376][ T39] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.838395][ T39] ? __pfx_wake_bit_function+0x10/0x10 [ 429.838423][ T39] do_get_write_access+0x667/0x10d0 [ 429.838460][ T39] jbd2_journal_get_write_access+0x1d7/0x230 [ 429.838486][ T39] __ext4_journal_get_write_access+0xec/0x620 [ 429.838509][ T39] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 429.838530][ T39] ? ext4_get_group_info+0x389/0x460 [ 429.838552][ T39] ? ext4_get_group_info+0x132/0x460 [ 429.838577][ T39] ext4_free_inode+0x5dc/0x1020 [ 429.838600][ T39] ? __pfx_ext4_free_inode+0x10/0x10 [ 429.838615][ T39] ? __ext4_mark_inode_dirty+0x572/0x7e0 [ 429.838646][ T39] ext4_evict_inode+0xeb3/0x1350 [ 429.838674][ T39] ? __pfx_ext4_evict_inode+0x10/0x10 [ 429.838695][ T39] evict+0x624/0xb50 [ 429.838719][ T39] ? __pfx_evict+0x10/0x10 [ 429.838737][ T39] ? rt_spin_unlock+0x165/0x200 [ 429.838761][ T39] ? iput+0xb7f/0xf00 [ 429.838788][ T39] filename_unlinkat+0x445/0x610 [ 429.838810][ T39] ? __pfx_filename_unlinkat+0x10/0x10 [ 429.838834][ T39] ? do_getname+0x151/0x250 [ 429.838855][ T39] __se_sys_unlink+0x2e/0x140 [ 429.838876][ T39] do_syscall_64+0x166/0x520 [ 429.838892][ T39] ? trace_irq_disable+0x3b/0x140 [ 429.838908][ T39] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.838924][ T39] ? clear_bhb_loop+0x70/0xc0 [ 429.838943][ T39] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.838959][ T39] RIP: 0033:0x7f8428edde27 [ 429.838972][ T39] RSP: 002b:00007ffcf2b29918 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 429.838987][ T39] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8428edde27 [ 429.838998][ T39] RDX: 00007ffcf2b29940 RSI: 00007ffcf2b299d0 RDI: 00007ffcf2b299d0 [ 429.839009][ T39] RBP: 00007ffcf2b299d0 R08: 00007ffcf2b2a9d0 R09: 00000000ffffffff [ 429.839020][ T39] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffcf2b2aa80 [ 429.839030][ T39] R13: 000055558d692820 R14: 0000000000023d05 R15: 00007ffcf2b2aa80 [ 429.839054][ T39] [ 429.839066][ T39] [ 429.839066][ T39] Showing all locks held in the system: [ 429.839075][ T39] locks held by kworker/u8:1/13: 2, on CPU#1: [ 429.839087][ T39] #0: ffff88813fe3c140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 [ 429.839136][ T39] #1: ffffc90000127c40 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 [ 429.839186][ T39] locks held by khungtaskd/39: 1, last CPU#0: [ 429.839197][ T39] #0: ffffffff8f3c1640 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 429.839250][ T39] locks held by kworker/u8:10/191: 6, on CPU#1: [ 429.839262][ T39] #0: ffff8880206b7940 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 [ 429.839307][ T39] #1: ffffc90004187c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 [ 429.839353][ T39] #2: ffff888037f760e0 (&type->s_umount_key#33){++++}-{4:4}, at: super_trylock_shared+0x23/0xf0 [ 429.839400][ T39] #3: ffff888037f50d98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1f1/0x4e0 [ 429.839442][ T39] #4: ffff888037f72bd0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0 [ 429.839491][ T39] #5: ffff8880415c6810 (&ei->i_data_sem#2){++++}-{4:4}, at: ext4_map_blocks+0xacb/0x1c60 [ 429.839557][ T39] locks held by getty/5357: 2, on CPU#0: [ 429.839568][ T39] #0: ffff88802b8480a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 429.839609][ T39] #1: ffffc900044db2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x460/0x1360 [ 429.839647][ T39] locks held by syz-executor357/5638: 4, on CPU#0: [ 429.839658][ T39] #0: ffff888037f76510 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 429.839698][ T39] #1: ffff888045138428 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_unlinkat+0x2ad/0x610 [ 429.839745][ T39] #2: ffff888045173c90 (&sb->s_type->i_mutex_key#10){++++}-{4:4}, at: vfs_unlink+0xd5/0x6e0 [ 429.839787][ T39] #3: ffff888037f72bd0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0 [ 429.839830][ T39] locks held by syz-executor357/5639: 4, on CPU#0: [ 429.839841][ T39] #0: ffff888037f76510 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 429.839881][ T39] #1: ffff8880451347d8 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_unlinkat+0x2ad/0x610 [ 429.839927][ T39] #2: ffff888045133148 (&sb->s_type->i_mutex_key#10){++++}-{4:4}, at: vfs_unlink+0xd5/0x6e0 [ 429.839969][ T39] #3: ffff888037f72bd0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0 [ 429.840012][ T39] locks held by syz-executor357/5640: 4, on CPU#0: [ 429.840023][ T39] #0: ffff888037f76510 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 429.840062][ T39] #1: ffff88804513bc90 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_rmdir+0x1cd/0x520 [ 429.840108][ T39] #2: ffff888045133c90 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: vfs_rmdir+0xf8/0x6b0 [ 429.840150][ T39] #3: ffff888037f72bd0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0 [ 429.840192][ T39] locks held by syz-executor357/5641: 4, on CPU#0: [ 429.840203][ T39] #0: ffff888037f76510 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 429.840401][ T39] #1: ffff888045135e68 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_rmdir+0x1cd/0x520 [ 429.935657][ T39] #2: ffff888045139ab8 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: vfs_rmdir+0xf8/0x6b0 [ 429.935722][ T39] #3: ffff888037f72bd0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0 [ 429.935796][ T39] locks held by syz-executor357/5644: 3, on CPU#0: [ 429.935814][ T39] #0: ffff888037f76510 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 429.935876][ T39] #1: ffff888037f76800 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x4a5/0x1350 [ 429.935940][ T39] #2: ffff888037f72bd0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0 [ 429.936005][ T39] [ 429.936011][ T39] ============================================= [ 429.936011][ T39] [ 429.936051][ T39] NMI backtrace for cpu 1 [ 429.936079][ T39] CPU: 1 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 429.936106][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 429.936119][ T39] Call Trace: [ 429.936128][ T39] [ 429.936137][ T39] dump_stack_lvl+0xe8/0x150 [ 429.936178][ T39] nmi_cpu_backtrace+0x274/0x2d0 [ 429.936214][ T39] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 429.936244][ T39] nmi_trigger_cpumask_backtrace+0x17d/0x390 [ 429.936282][ T39] sys_info+0x135/0x170 [ 429.936311][ T39] watchdog+0x1073/0x10f0 [ 429.936343][ T39] ? watchdog+0x209/0x10f0 [ 429.936374][ T39] kthread+0x38b/0x470 [ 429.936402][ T39] ? __pfx_watchdog+0x10/0x10 [ 429.936423][ T39] ? __pfx_kthread+0x10/0x10 [ 429.936450][ T39] ret_from_fork+0x514/0xb70 [ 429.936481][ T39] ? __pfx_ret_from_fork+0x10/0x10 [ 429.936508][ T39] ? __switch_to+0xc78/0x1410 [ 429.936533][ T39] ? __pfx_kthread+0x10/0x10 [ 429.936561][ T39] ret_from_fork_asm+0x1a/0x30 [ 429.936601][ T39] [ 429.936610][ T39] Sending NMI from CPU 1 to CPUs 0: [ 429.936651][ C0] NMI backtrace for cpu 0 [ 429.936665][ C0] CPU: 0 UID: 0 PID: 4956 Comm: klogd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 429.936684][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 429.936695][ C0] RIP: 0010:rcu_is_watching+0x11/0xb0 [ 429.936718][ C0] Code: 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 57 41 56 53 65 48 ff 05 1f 5c 23 12 3a 60 c6 09 89 c3 83 f8 08 73 66 49 bf 00 00 00 00 00 fc ff df [ 429.936733][ C0] RSP: 0018:ffffc900044b75d8 EFLAGS: 00000003 [ 429.936749][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 429.936760][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880b843cae0 [ 429.936771][ C0] RBP: ffffc900044b78e0 R08: 0000000000000001 R09: 0000000000000000 [ 429.936782][ C0] R10: dffffc0000000000 R11: ffffed1002501546 R12: ffff8880b843cae0 [ 429.936795][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 429.936805][ C0] FS: 00007f42c4a82c80(0000) GS:ffff888124727000(0000) knlGS:0000000000000000 [ 429.936821][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 429.936832][ C0] CR2: 000055b107de9660 CR3: 0000000038668000 CR4: 00000000003526f0 [ 429.936848][ C0] Call Trace: [ 429.936854][ C0] [ 429.936862][ C0] lock_acquire+0x58/0x350 [ 429.936895][ C0] _raw_spin_lock_nested+0x32/0x50 [ 429.936913][ C0] ? raw_spin_rq_lock_nested+0x2d/0x160 [ 429.936941][ C0] raw_spin_rq_lock_nested+0x2d/0x160 [ 429.936971][ C0] __schedule+0x35e/0x56e0 [ 429.937007][ C0] ? update_se+0x90/0xf90 [ 429.937035][ C0] ? rcu_is_watching+0x16/0xb0 [ 429.937054][ C0] ? __resched_curr+0x25f/0x6a0 [ 429.937072][ C0] ? __pfx___schedule+0x10/0x10 [ 429.937106][ C0] ? preempt_schedule_thunk+0x16/0x40 [ 429.937130][ C0] preempt_schedule_common+0x7f/0xd0 [ 429.937147][ C0] preempt_schedule_thunk+0x16/0x40 [ 429.937174][ C0] try_to_wake_up+0x890/0x1430 [ 429.937200][ C0] autoremove_wake_function+0x17/0x100 [ 429.937222][ C0] ? receiver_wake_function+0x58/0x80 [ 429.937250][ C0] __wake_up_common_lock+0x13a/0x1f0 [ 429.937277][ C0] sock_def_readable+0x1ee/0x550 [ 429.937298][ C0] ? sock_def_readable+0xae/0x550 [ 429.937320][ C0] unix_dgram_sendmsg+0xd55/0x17e0 [ 429.937355][ C0] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 429.937382][ C0] ? tomoyo_socket_sendmsg_permission+0x1e0/0x300 [ 429.937414][ C0] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 429.937434][ C0] sock_sendmsg_nosec+0x14e/0x190 [ 429.937457][ C0] __sys_sendto+0x41e/0x5d0 [ 429.937481][ C0] ? smack_privileged_cred+0x33c/0x380 [ 429.937507][ C0] ? __pfx___sys_sendto+0x10/0x10 [ 429.937539][ C0] ? irqentry_exit+0x2a0/0x9b0 [ 429.937563][ C0] ? rcu_is_watching+0x16/0xb0 [ 429.937586][ C0] __x64_sys_sendto+0xde/0x100 [ 429.937613][ C0] do_syscall_64+0x166/0x520 [ 429.937632][ C0] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.937650][ C0] ? clear_bhb_loop+0x70/0xc0 [ 429.937670][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.937687][ C0] RIP: 0033:0x7f42c4bd2407 [ 429.937710][ C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 429.937724][ C0] RSP: 002b:00007ffc5a3f8770 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 429.937742][ C0] RAX: ffffffffffffffda RBX: 00007f42c4a82c80 RCX: 00007f42c4bd2407 [ 429.937755][ C0] RDX: 0000000000000049 RSI: 00007ffc5a3f88b0 RDI: 0000000000000003 [ 429.937766][ C0] RBP: 00007ffc5a3f8ce0 R08: 0000000000000000 R09: 0000000000000000 [ 429.937777][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc5a3f8cf8 [ 429.937788][ C0] R13: 00007ffc5a3f88b0 R14: 000000000000002e R15: 00007ffc5a3f88b0 [ 429.937810][ C0] [ 429.937818][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.166 msecs [ 430.025583][ T39] Kernel panic - not syncing: hung_task: blocked tasks [ 432.787644][ T39] CPU: 0 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 432.797282][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 432.807370][ T39] Call Trace: [ 432.810684][ T39] [ 432.813627][ T39] vpanic+0x26f/0x710 [ 432.817635][ T39] panic+0xc5/0xd0 [ 432.821375][ T39] ? __pfx_panic+0x10/0x10 [ 432.825797][ T39] ? preempt_schedule_common+0x7f/0xd0 [ 432.831272][ T39] ? preempt_schedule_thunk+0x16/0x40 [ 432.836660][ T39] ? nmi_trigger_cpumask_backtrace+0x31a/0x390 [ 432.842832][ T39] ? nmi_trigger_cpumask_backtrace+0x31f/0x390 [ 432.849000][ T39] watchdog+0x10e7/0x10f0 [ 432.853346][ T39] ? watchdog+0x209/0x10f0 [ 432.857771][ T39] kthread+0x38b/0x470 [ 432.861874][ T39] ? __pfx_watchdog+0x10/0x10 [ 432.866566][ T39] ? __pfx_kthread+0x10/0x10 [ 432.871164][ T39] ret_from_fork+0x514/0xb70 [ 432.875764][ T39] ? __pfx_ret_from_fork+0x10/0x10 [ 432.880952][ T39] ? __switch_to+0xc78/0x1410 [ 432.885667][ T39] ? __pfx_kthread+0x10/0x10 [ 432.890269][ T39] ret_from_fork_asm+0x1a/0x30 [ 432.895052][ T39] [ 432.898778][ T39] Kernel Offset: disabled [ 432.903124][ T39] Rebooting in 86400 seconds..