./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2494353105 <...> Warning: Permanently added '10.128.1.27' (ED25519) to the list of known hosts. execve("./syz-executor2494353105", ["./syz-executor2494353105"], 0x7ffc86a353d0 /* 10 vars */) = 0 brk(NULL) = 0x555557023000 brk(0x555557023d40) = 0x555557023d40 arch_prctl(ARCH_SET_FS, 0x5555570233c0) = 0 set_tid_address(0x555557023690) = 5850 set_robust_list(0x5555570236a0, 24) = 0 rseq(0x555557023ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2494353105", 4096) = 28 getrandom("\xd8\xd8\xd1\x7c\x05\x3d\x1b\xf2", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557023d40 brk(0x555557044d40) = 0x555557044d40 brk(0x555557045000) = 0x555557045000 mprotect(0x7fbf1dab6000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5851 attached [pid 5851] set_robust_list(0x5555570236a0, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555557023690) = 5851 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5852 attached ./strace-static-x86_64: Process 5853 attached [pid 5852] set_robust_list(0x5555570236a0, 24 [pid 5851] <... clone resumed>, child_tidptr=0x555557023690) = 5852 [pid 5853] set_robust_list(0x5555570236a0, 24 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555557023690) = 5853 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] setpgid(0, 0) = 0 [pid 5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 5854 attached [pid 5854] set_robust_list(0x5555570236a0, 24) = 0 [pid 5852] write(3, "1000", 4 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... write resumed>) = 4 [pid 5852] close(3./strace-static-x86_64: Process 5855 attached [pid 5850] <... clone resumed>, child_tidptr=0x555557023690) = 5854 [pid 5852] <... close resumed>) = 0 executing program [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] set_robust_list(0x5555570236a0, 24 [pid 5852] write(1, "executing program\n", 18./strace-static-x86_64: Process 5856 attached [pid 5853] <... clone resumed>, child_tidptr=0x555557023690) = 5855 [pid 5856] set_robust_list(0x5555570236a0, 24 [pid 5855] <... set_robust_list resumed>) = 0 [pid 5854] <... clone resumed>, child_tidptr=0x555557023690) = 5856 [pid 5852] <... write resumed>) = 18 ./strace-static-x86_64: Process 5857 attached [pid 5856] <... set_robust_list resumed>) = 0 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... clone resumed>, child_tidptr=0x555557023690) = 5857 [pid 5857] set_robust_list(0x5555570236a0, 24 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... prctl resumed>) = 0 [pid 5852] <... futex resumed>) = 0 [pid 5852] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, ./strace-static-x86_64: Process 5858 attached [pid 5857] <... set_robust_list resumed>) = 0 [pid 5856] <... prctl resumed>) = 0 [pid 5855] setpgid(0, 0 [pid 5852] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555557023690) = 5858 [pid 5858] set_robust_list(0x5555570236a0, 24 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] setpgid(0, 0 [pid 5855] <... setpgid resumed>) = 0 [pid 5852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] <... set_robust_list resumed>) = 0 [pid 5856] <... setpgid resumed>) = 0 [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5859 attached [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] <... openat resumed>) = 3 [pid 5852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5860 attached [pid 5859] set_robust_list(0x5555570236a0, 24 [pid 5857] <... clone resumed>, child_tidptr=0x555557023690) = 5859 [pid 5852] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5860] set_robust_list(0x5555570236a0, 24 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5858] <... clone resumed>, child_tidptr=0x555557023690) = 5860 [pid 5856] <... openat resumed>) = 3 [pid 5855] write(3, "1000", 4 [pid 5852] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5860] <... set_robust_list resumed>) = 0 [pid 5855] <... write resumed>) = 4 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] write(3, "1000", 4 [pid 5852] <... mprotect resumed>) = 0 [pid 5860] <... prctl resumed>) = 0 [pid 5855] close(3 [pid 5860] setpgid(0, 0 [pid 5859] <... prctl resumed>) = 0 [pid 5856] <... write resumed>) = 4 [pid 5855] <... close resumed>) = 0 executing program [pid 5860] <... setpgid resumed>) = 0 [pid 5859] setpgid(0, 0 [pid 5856] close(3 [pid 5855] write(1, "executing program\n", 18 [pid 5852] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... setpgid resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5855] <... write resumed>) = 18 executing program [pid 5860] <... openat resumed>) = 3 [pid 5856] write(1, "executing program\n", 18 [pid 5855] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] <... write resumed>) = 18 [pid 5855] <... futex resumed>) = 0 [pid 5852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5860] write(3, "1000", 4 [pid 5859] <... openat resumed>) = 3 [pid 5856] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5860] <... write resumed>) = 4 ./strace-static-x86_64: Process 5861 attached executing program [pid 5860] close(3 [pid 5861] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5860] <... close resumed>) = 0 [pid 5861] <... rseq resumed>) = 0 [pid 5860] write(1, "executing program\n", 18 [pid 5861] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5860] <... write resumed>) = 18 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] write(3, "1000", 4 [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5860] <... futex resumed>) = 0 [pid 5859] <... write resumed>) = 4 [pid 5856] <... futex resumed>) = 0 [pid 5855] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] <... clone3 resumed> => {parent_tid=[5861]}, 88) = 5861 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5860] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5859] close(3 [pid 5856] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5861] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5859] <... close resumed>) = 0 [pid 5856] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 5860] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5859] write(1, "executing program\n", 18 [pid 5856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] <... write resumed>) = 18 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5855] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5852] <... futex resumed>) = 1 [pid 5859] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5852] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] <... futex resumed>) = 0 [pid 5856] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5859] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5855] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5859] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5855] <... mprotect resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5856] <... mprotect resumed>) = 0 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5860] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5860] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5859] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] <... mprotect resumed>) = 0 [pid 5859] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] <... mprotect resumed>) = 0 [pid 5860] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5860] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5864 attached ./strace-static-x86_64: Process 5863 attached ./strace-static-x86_64: Process 5862 attached [pid 5860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5865 attached [pid 5864] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5863] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5862] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5856] <... clone3 resumed> => {parent_tid=[5862]}, 88) = 5862 [pid 5865] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5864] <... rseq resumed>) = 0 [pid 5862] <... rseq resumed>) = 0 [pid 5860] <... clone3 resumed> => {parent_tid=[5865]}, 88) = 5865 [pid 5859] <... clone3 resumed> => {parent_tid=[5864]}, 88) = 5864 [pid 5865] <... rseq resumed>) = 0 [pid 5864] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5862] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5860] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... rseq resumed>) = 0 [pid 5862] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] <... clone3 resumed> => {parent_tid=[5863]}, 88) = 5863 [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5863] <... set_robust_list resumed>) = 0 [pid 5859] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5859] <... futex resumed>) = 1 [pid 5856] <... futex resumed>) = 1 [pid 5855] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5859] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] <... futex resumed>) = 0 [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5864] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5862] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5852] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5855] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5861] <... unshare resumed>) = 0 [pid 5861] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5852] exit_group(0) = ? [pid 5863] <... unshare resumed>) = 0 [pid 5863] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5861] +++ exited with 0 +++ [pid 5863] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] +++ exited with 0 +++ [pid 5855] exit_group(0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] <... futex resumed>) = ? [pid 5855] <... exit_group resumed>) = ? [pid 5863] +++ exited with 0 +++ [pid 5855] +++ exited with 0 +++ [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5864] <... unshare resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5864] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5870 attached [pid 5864] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] set_robust_list(0x5555570236a0, 24 [pid 5851] <... clone resumed>, child_tidptr=0x555557023690) = 5870 [pid 5870] <... set_robust_list resumed>) = 0 [pid 5865] <... unshare resumed>) = 0 [pid 5859] exit_group(0 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] <... exit_group resumed>) = ? [pid 5864] <... futex resumed>) = ? [pid 5870] <... prctl resumed>) = 0 [pid 5870] setpgid(0, 0) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5870] <... openat resumed>) = 3 [pid 5865] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] +++ exited with 0 +++ [pid 5860] exit_group(0 [pid 5870] write(3, "1000", 4) = 4 [pid 5870] close(3) = 0 [pid 5865] <... futex resumed>) = ? [pid 5862] <... unshare resumed>) = 0 [pid 5860] <... exit_group resumed>) = ? [pid 5859] +++ exited with 0 +++ [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] write(1, "executing program\n", 18executing program ) = 18 [pid 5865] +++ exited with 0 +++ [pid 5862] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5856] exit_group(0 [pid 5870] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5862] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, NULL, 8) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5873 attached ./strace-static-x86_64: Process 5874 attached [pid 5873] set_robust_list(0x5555570236a0, 24 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... futex resumed>) = ? [pid 5860] +++ exited with 0 +++ [pid 5857] <... clone resumed>, child_tidptr=0x555557023690) = 5873 [pid 5856] <... exit_group resumed>) = ? [pid 5874] set_robust_list(0x5555570236a0, 24 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] <... set_robust_list resumed>) = 0 [pid 5870] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5862] +++ exited with 0 +++ [pid 5870] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5856] +++ exited with 0 +++ [pid 5853] <... clone resumed>, child_tidptr=0x555557023690) = 5874 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... mprotect resumed>) = 0 [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5874] <... prctl resumed>) = 0 [pid 5873] <... prctl resumed>) = 0 [pid 5870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5874] setpgid(0, 0 [pid 5873] setpgid(0, 0) = 0 [pid 5874] <... setpgid resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5875 attached ./strace-static-x86_64: Process 5876 attached [pid 5873] <... openat resumed>) = 3 [pid 5870] <... clone3 resumed> => {parent_tid=[5875]}, 88) = 5875 [pid 5876] set_robust_list(0x5555570236a0, 24 [pid 5875] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5874] <... openat resumed>) = 3 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5876] <... set_robust_list resumed>) = 0 [pid 5875] <... rseq resumed>) = 0 [pid 5874] write(3, "1000", 4 [pid 5873] write(3, "1000", 4 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5875] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5874] <... write resumed>) = 4 [pid 5873] <... write resumed>) = 4 [pid 5870] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... prctl resumed>) = 0 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] close(3 [pid 5873] close(3 [pid 5870] <... futex resumed>) = 0 [pid 5876] setpgid(0, 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] <... close resumed>) = 0 [pid 5873] <... close resumed>) = 0 [pid 5870] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... clone resumed>, child_tidptr=0x555557023690) = 5876 [pid 5876] <... setpgid resumed>) = 0 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] write(1, "executing program\n", 18executing program executing program [pid 5873] write(1, "executing program\n", 18 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5874] <... write resumed>) = 18 [pid 5873] <... write resumed>) = 18 [pid 5874] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... openat resumed>) = 3 [pid 5873] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5873] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached [pid 5876] write(3, "1000", 4 [pid 5874] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5876] <... write resumed>) = 4 [pid 5873] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5877] set_robust_list(0x5555570236a0, 24 [pid 5876] close(3 [pid 5874] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5877] <... set_robust_list resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 5876] write(1, "executing program\n", 18 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] <... prctl resumed>) = 0 [pid 5876] <... write resumed>) = 18 [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5873] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5877] setpgid(0, 0 [pid 5876] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... setpgid resumed>) = 0 [pid 5873] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5876] <... futex resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5874] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5873] <... mprotect resumed>) = 0 [pid 5854] <... clone resumed>, child_tidptr=0x555557023690) = 5877 [pid 5876] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5874] <... mprotect resumed>) = 0 [pid 5876] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5877] <... openat resumed>) = 3 [pid 5876] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5877] write(3, "1000", 4 [pid 5876] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5877] <... write resumed>) = 4 ./strace-static-x86_64: Process 5878 attached [pid 5876] <... mprotect resumed>) = 0 [pid 5873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5878] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5877] close(3 [pid 5876] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] <... clone3 resumed> => {parent_tid=[5878]}, 88) = 5878 [pid 5878] <... rseq resumed>) = 0 [pid 5877] <... close resumed>) = 0 [pid 5878] set_robust_list(0x7fbf1d9ed9a0, 24executing program [pid 5877] write(1, "executing program\n", 18 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] <... clone3 resumed> => {parent_tid=[5879]}, 88) = 5879 ./strace-static-x86_64: Process 5879 attached [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] <... write resumed>) = 18 [pid 5876] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5879] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053) = 0 [pid 5878] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5874] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5880 attached [pid 5879] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5880] <... rseq resumed>) = 0 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5878] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5877] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5876] <... clone3 resumed> => {parent_tid=[5880]}, 88) = 5880 [pid 5874] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5873] <... futex resumed>) = 0 [pid 5880] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5879] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5876] <... futex resumed>) = 0 [pid 5875] <... unshare resumed>) = 0 [pid 5870] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5876] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5875] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5882 attached [pid 5880] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5877] <... clone3 resumed> => {parent_tid=[5882]}, 88) = 5882 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5877] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5875] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] exit_group(0 [pid 5882] <... rseq resumed>) = 0 [pid 5875] <... futex resumed>) = ? [pid 5870] <... exit_group resumed>) = ? [pid 5882] set_robust_list(0x7fbf1d9ed9a0, 24) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] +++ exited with 0 +++ [pid 5870] +++ exited with 0 +++ [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5882] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] <... restart_syscall resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5883 attached , child_tidptr=0x555557023690) = 5883 [pid 5876] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5883] set_robust_list(0x5555570236a0, 24) = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5883] setpgid(0, 0) = 0 [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5883] write(3, "1000", 4) = 4 [pid 5883] close(3) = 0 [pid 5883] write(1, "executing program\n", 18executing program ) = 18 [pid 5883] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5878] <... unshare resumed>) = 0 [pid 5883] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5878] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5878] <... futex resumed>) = 0 [pid 5877] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] exit_group(0 [pid 5883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] <... exit_group resumed>) = ? [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbf1d9cd000 [pid 5883] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5878] +++ exited with 0 +++ [pid 5874] +++ exited with 0 +++ [pid 5883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- ./strace-static-x86_64: Process 5885 attached [pid 5883] <... clone3 resumed> => {parent_tid=[5885]}, 88) = 5885 [pid 5885] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] restart_syscall(<... resuming interrupted clone ...> [pid 5885] <... rseq resumed>) = 0 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5883] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5883] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5853] <... restart_syscall resumed>) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5886 attached [pid 5886] set_robust_list(0x5555570236a0, 24) = 0 [pid 5853] <... clone resumed>, child_tidptr=0x555557023690) = 5886 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] write(3, "1000", 4 [pid 5880] <... unshare resumed>) = 0 [pid 5886] <... write resumed>) = 4 [pid 5886] close(3) = 0 [pid 5886] write(1, "executing program\n", 18 [pid 5883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5886] <... write resumed>) = 18 [pid 5880] <... futex resumed>) = 0 [pid 5876] exit_group(0 [pid 5886] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = ? [pid 5876] <... exit_group resumed>) = ? [pid 5886] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, NULL, 8) = 0 [pid 5886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbf1d9cd000 [pid 5880] +++ exited with 0 +++ [pid 5876] +++ exited with 0 +++ [pid 5886] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5886] <... mprotect resumed>) = 0 [pid 5858] restart_syscall(<... resuming interrupted clone ...> [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5888 attached [pid 5888] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053) = 0 [pid 5886] <... clone3 resumed> => {parent_tid=[5888]}, 88) = 5888 [pid 5888] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] <... set_robust_list resumed>) = 0 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5858] <... restart_syscall resumed>) = 0 [pid 5888] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5886] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached [pid 5889] set_robust_list(0x5555570236a0, 24) = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] <... clone resumed>, child_tidptr=0x555557023690) = 5889 [pid 5889] <... prctl resumed>) = 0 [pid 5889] setpgid(0, 0) = 0 [pid 5879] <... unshare resumed>) = 0 [pid 5879] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] exit_group(0 [pid 5879] <... futex resumed>) = ? [pid 5873] <... exit_group resumed>) = ? [pid 5879] +++ exited with 0 +++ [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5873] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5889] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5891 attached [pid 5889] write(3, "1000", 4 [pid 5891] set_robust_list(0x5555570236a0, 24) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x555557023690) = 5891 [pid 5891] setpgid(0, 0 [pid 5889] <... write resumed>) = 4 [pid 5891] <... setpgid resumed>) = 0 [pid 5889] close(3 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5889] <... close resumed>) = 0 executing program [pid 5889] write(1, "executing program\n", 18) = 18 [pid 5889] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] <... openat resumed>) = 3 [pid 5889] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5891] write(3, "1000", 4 [pid 5889] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5891] <... write resumed>) = 4 [pid 5889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5891] close(3 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... close resumed>) = 0 [pid 5889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5891] write(1, "executing program\n", 18 [pid 5889] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5891] <... write resumed>) = 18 [pid 5889] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5891] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... mprotect resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5891] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5889] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5891] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5889] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5892 attached [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5892] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5891] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5892] <... rseq resumed>) = 0 [pid 5891] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5889] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5892] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5891] <... mprotect resumed>) = 0 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5889] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] <... futex resumed>) = 0 [pid 5892] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5889] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5893 attached [pid 5893] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5891] <... clone3 resumed> => {parent_tid=[5893]}, 88) = 5893 [pid 5893] <... rseq resumed>) = 0 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5891] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5893] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5891] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5882] <... unshare resumed>) = 0 [pid 5882] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5882] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] exit_group(0) = ? [pid 5891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5882] <... futex resumed>) = ? [pid 5882] +++ exited with 0 +++ [pid 5877] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5885] <... unshare resumed>) = 0 [pid 5854] <... restart_syscall resumed>) = 0 [pid 5885] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5885] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5896 attached [pid 5885] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5883] exit_group(0 [pid 5854] <... clone resumed>, child_tidptr=0x555557023690) = 5896 [pid 5885] <... futex resumed>) = ? [pid 5883] <... exit_group resumed>) = ? [pid 5896] set_robust_list(0x5555570236a0, 24 [pid 5885] +++ exited with 0 +++ [pid 5883] +++ exited with 0 +++ [pid 5896] <... set_robust_list resumed>) = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5896] setpgid(0, 0) = 0 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5896] write(3, "1000", 4 [pid 5892] <... unshare resumed>) = 0 [pid 5888] <... unshare resumed>) = 0 [pid 5896] <... write resumed>) = 4 [pid 5888] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] close(3) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5896] write(1, "executing program\n", 18./strace-static-x86_64: Process 5899 attached ) = 18 [pid 5899] set_robust_list(0x5555570236a0, 24 [pid 5893] <... unshare resumed>) = 0 [pid 5892] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5886] exit_group(0 [pid 5896] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... clone resumed>, child_tidptr=0x555557023690) = 5899 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5893] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = 0 [pid 5886] <... exit_group resumed>) = ? [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5896] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5893] <... futex resumed>) = 0 [pid 5892] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] <... prctl resumed>) = 0 [pid 5893] futex(0x7fbf1dabc308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] exit_group(0 [pid 5899] setpgid(0, 0 [pid 5889] exit_group(0 [pid 5896] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5892] <... futex resumed>) = ? [pid 5889] <... exit_group resumed>) = ? [pid 5899] <... setpgid resumed>) = 0 [pid 5896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5893] <... futex resumed>) = ? [pid 5891] <... exit_group resumed>) = ? [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5893] +++ exited with 0 +++ [pid 5892] +++ exited with 0 +++ [pid 5891] +++ exited with 0 +++ [pid 5889] +++ exited with 0 +++ [pid 5888] +++ exited with 0 +++ [pid 5886] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...> [pid 5899] write(3, "1000", 4 [pid 5896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] <... write resumed>) = 4 [pid 5896] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5858] <... restart_syscall resumed>) = 0 [pid 5899] close(3 [pid 5896] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5899] <... close resumed>) = 0 [pid 5896] <... mprotect resumed>) = 0 [pid 5899] write(1, "executing program\n", 18executing program [pid 5896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5899] <... write resumed>) = 18 [pid 5899] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5899] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0}./strace-static-x86_64: Process 5901 attached [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5896] <... clone3 resumed> => {parent_tid=[5901]}, 88) = 5901 [pid 5901] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5899] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] <... rseq resumed>) = 0 [pid 5899] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] <... mprotect resumed>) = 0 [pid 5896] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5896] <... futex resumed>) = 0 [pid 5896] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5903 attached ./strace-static-x86_64: Process 5902 attached [pid 5901] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5899] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] <... set_robust_list resumed>) = 0 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5901] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5903] set_robust_list(0x5555570236a0, 24 [pid 5902] set_robust_list(0x5555570236a0, 24 [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5857] <... clone resumed>, child_tidptr=0x555557023690) = 5903 [pid 5853] <... clone resumed>, child_tidptr=0x555557023690) = 5902 ./strace-static-x86_64: Process 5904 attached [pid 5903] <... set_robust_list resumed>) = 0 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5858] <... clone resumed>, child_tidptr=0x555557023690) = 5904 ./strace-static-x86_64: Process 5905 attached [pid 5904] set_robust_list(0x5555570236a0, 24) = 0 [pid 5899] <... clone3 resumed> => {parent_tid=[5905]}, 88) = 5905 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5902] <... prctl resumed>) = 0 [pid 5903] <... prctl resumed>) = 0 [pid 5905] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5902] setpgid(0, 0 [pid 5903] setpgid(0, 0 [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] <... setpgid resumed>) = 0 [pid 5902] <... setpgid resumed>) = 0 [pid 5905] <... rseq resumed>) = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5904] <... prctl resumed>) = 0 [pid 5903] <... openat resumed>) = 3 [pid 5902] <... openat resumed>) = 3 [pid 5899] <... futex resumed>) = 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5899] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] setpgid(0, 0 [pid 5903] write(3, "1000", 4 [pid 5902] write(3, "1000", 4 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... setpgid resumed>) = 0 [pid 5903] <... write resumed>) = 4 [pid 5902] <... write resumed>) = 4 [pid 5905] unshare(CLONE_FS|CLONE_NEWNS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5903] close(3 [pid 5902] close(3 [pid 5903] <... close resumed>) = 0 [pid 5902] <... close resumed>) = 0 [pid 5904] <... openat resumed>) = 3 executing program executing program [pid 5903] write(1, "executing program\n", 18 [pid 5902] write(1, "executing program\n", 18 [pid 5904] write(3, "1000", 4 [pid 5903] <... write resumed>) = 18 [pid 5902] <... write resumed>) = 18 [pid 5902] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... write resumed>) = 4 [pid 5903] <... futex resumed>) = 0 [pid 5902] <... futex resumed>) = 0 executing program [pid 5904] close(3 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5902] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5904] <... close resumed>) = 0 [pid 5904] write(1, "executing program\n", 18) = 18 [pid 5904] futex(0x7fbf1dabc30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5902] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5902] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5903] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5904] rt_sigaction(SIGRT_1, {sa_handler=0x7fbf1da58210, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbf1da49890}, [pid 5903] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5902] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5904] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] <... mprotect resumed>) = 0 [pid 5902] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5902] <... mprotect resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5902] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5902] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... mmap resumed>) = 0x7fbf1d9cd000 [pid 5902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5904] mprotect(0x7fbf1d9ce000, 131072, PROT_READ|PROT_WRITE [pid 5903] <... clone3 resumed> => {parent_tid=[5906]}, 88) = 5906 ./strace-static-x86_64: Process 5907 attached ./strace-static-x86_64: Process 5906 attached [pid 5904] <... mprotect resumed>) = 0 [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5902] <... clone3 resumed> => {parent_tid=[5907]}, 88) = 5907 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5907] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5903] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] <... rseq resumed>) = 0 [pid 5906] <... rseq resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5902] futex(0x7fbf1dabc308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbf1d9ed990, parent_tid=0x7fbf1d9ed990, exit_signal=0, stack=0x7fbf1d9cd000, stack_size=0x20300, tls=0x7fbf1d9ed6c0} [pid 5903] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5908 attached [pid 5907] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5906] set_robust_list(0x7fbf1d9ed9a0, 24 [pid 5902] futex(0x7fbf1dabc30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] rseq(0x7fbf1d9edfe0, 0x20, 0, 0x53053053 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5904] <... clone3 resumed> => {parent_tid=[5908]}, 88) = 5908 [pid 5908] <... rseq resumed>) = 0 [pid 5907] rt_sigprocmask(SIG_SETMASK, [],