./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4073355882 <...> inished ...> [pid 8376] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8386] <... madvise resumed>) = 0 [pid 8384] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8383] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8386] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8384] <... futex resumed>) = 1 [pid 8383] <... futex resumed>) = 1 [pid 8374] <... futex resumed>) = 0 [pid 8373] <... futex resumed>) = 0 [pid 8386] <... futex resumed>) = 1 [pid 8384] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8383] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8375] <... futex resumed>) = 0 [pid 8374] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8373] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8386] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8375] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8374] <... futex resumed>) = 0 [pid 8373] <... futex resumed>) = 0 [pid 8374] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8375] <... futex resumed>) = 0 [pid 8373] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8375] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8386] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8383] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8384] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8386] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8384] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8383] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8383] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8385] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8385] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8376] <... futex resumed>) = 0 [pid 8387] <... madvise resumed>) = 0 [pid 8386] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8385] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8384] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8383] <... futex resumed>) = 1 [pid 8374] <... futex resumed>) = 0 [pid 8386] <... futex resumed>) = 1 [pid 8383] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8375] <... futex resumed>) = 0 [pid 8384] <... futex resumed>) = 1 [pid 8373] <... futex resumed>) = 0 [pid 8384] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8387] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8386] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8387] <... futex resumed>) = 1 [pid 8381] <... futex resumed>) = 0 [pid 8387] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8381] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8381] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8387] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8387] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8381] <... futex resumed>) = 0 [pid 8387] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8382] <... mmap resumed>) = 0x20000000 [pid 8380] <... mmap resumed>) = 0x20000000 [pid 8379] <... mmap resumed>) = 0x20000000 [pid 8378] <... mmap resumed>) = 0x20000000 [pid 8377] <... mmap resumed>) = 0x20000000 [pid 8380] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8379] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8377] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8376] exit_group(0 [pid 8375] exit_group(0 [pid 8374] exit_group(0 [pid 8386] <... futex resumed>) = ? [pid 8385] <... futex resumed>) = ? [pid 8383] <... futex resumed>) = ? [pid 8380] <... futex resumed>) = ? [pid 8379] <... futex resumed>) = ? [pid 8378] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8377] <... futex resumed>) = ? [pid 8376] <... exit_group resumed>) = ? [pid 8375] <... exit_group resumed>) = ? [pid 8374] <... exit_group resumed>) = ? [pid 8386] +++ exited with 0 +++ [pid 8385] +++ exited with 0 +++ [pid 8383] +++ exited with 0 +++ [pid 8382] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8380] +++ exited with 0 +++ [pid 8379] +++ exited with 0 +++ [pid 8378] <... futex resumed>) = 0 [pid 8377] +++ exited with 0 +++ [pid 8382] <... futex resumed>) = 0 [pid 8381] exit_group(0 [pid 8378] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8373] exit_group(0 [pid 8387] <... futex resumed>) = ? [pid 8381] <... exit_group resumed>) = ? [pid 8378] <... futex resumed>) = ? [pid 8373] <... exit_group resumed>) = ? [pid 8387] +++ exited with 0 +++ [pid 8378] +++ exited with 0 +++ [pid 8384] <... futex resumed>) = ? [pid 8384] +++ exited with 0 +++ [pid 8382] +++ exited with 0 +++ [pid 8381] +++ exited with 0 +++ [pid 8376] +++ exited with 0 +++ [pid 8373] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8376, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8381, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8373, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8375] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8375, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8390 attached ./strace-static-x86_64: Process 8389 attached ./strace-static-x86_64: Process 8388 attached [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8388 ./strace-static-x86_64: Process 8391 attached [pid 8390] set_robust_list(0x5555712a26a0, 24 [pid 8389] set_robust_list(0x5555712a26a0, 24 [pid 8388] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8390 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8391 [pid 8391] set_robust_list(0x5555712a26a0, 24 [pid 8390] <... set_robust_list resumed>) = 0 [pid 8389] <... set_robust_list resumed>) = 0 [pid 8388] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8389 [pid 8391] <... set_robust_list resumed>) = 0 [pid 8390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8390] <... prctl resumed>) = 0 [pid 8389] <... prctl resumed>) = 0 [pid 8388] <... prctl resumed>) = 0 [pid 8390] setpgid(0, 0 [pid 8389] setpgid(0, 0 [pid 8388] setpgid(0, 0 [pid 8391] <... prctl resumed>) = 0 [pid 8390] <... setpgid resumed>) = 0 [pid 8389] <... setpgid resumed>) = 0 [pid 8388] <... setpgid resumed>) = 0 [pid 8391] setpgid(0, 0 [pid 8390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8391] <... setpgid resumed>) = 0 [pid 8391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8390] <... openat resumed>) = 3 [pid 8388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8390] write(3, "1000", 4 [pid 8391] <... openat resumed>) = 3 [pid 8389] <... openat resumed>) = 3 [pid 8388] <... openat resumed>) = 3 [pid 8374] +++ exited with 0 +++ [pid 8391] write(3, "1000", 4 [pid 8389] write(3, "1000", 4 [pid 8388] write(3, "1000", 4 [pid 8390] <... write resumed>) = 4 [pid 8391] <... write resumed>) = 4 [pid 8389] <... write resumed>) = 4 [pid 8388] <... write resumed>) = 4 [pid 8390] close(3 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8374, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8391] close(3 [pid 8390] <... close resumed>) = 0 [pid 8389] close(3 [pid 8388] close(3executing program [pid 8391] <... close resumed>) = 0 [pid 8390] write(1, "executing program\n", 18 [pid 8389] <... close resumed>) = 0 [pid 8388] <... close resumed>) = 0 [pid 8391] write(1, "executing program\n", 18 [pid 8390] <... write resumed>) = 18 executing program executing program executing program [pid 8388] write(1, "executing program\n", 18 [pid 8391] <... write resumed>) = 18 [pid 8389] write(1, "executing program\n", 18 [pid 8388] <... write resumed>) = 18 [pid 8391] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8389] <... write resumed>) = 18 [pid 8388] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8391] <... futex resumed>) = 0 [pid 8390] <... futex resumed>) = 0 [pid 8389] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8388] <... futex resumed>) = 0 [pid 8391] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8390] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8389] <... futex resumed>) = 0 [pid 8388] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8391] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8389] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8391] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8389] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8388] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8391] <... mmap resumed>) = 0x7f42e822b000 [pid 8389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8389] <... mmap resumed>) = 0x7f42e822b000 [pid 8388] <... mmap resumed>) = 0x7f42e822b000 [pid 8391] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8389] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8388] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8389] <... mprotect resumed>) = 0 [pid 8391] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8390] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8389] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8388] <... mprotect resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8391] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8390] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8389] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8392 attached ./strace-static-x86_64: Process 8393 attached [pid 8391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8394 attached [pid 8392] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8393] set_robust_list(0x5555712a26a0, 24 [pid 8391] <... clone3 resumed> => {parent_tid=[8394]}, 88) = 8394 [pid 8390] <... mmap resumed>) = 0x7f42e822b000 [pid 8388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8393 [pid 8392] <... rseq resumed>) = 0 [pid 8393] <... set_robust_list resumed>) = 0 [pid 8390] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8389] <... clone3 resumed> => {parent_tid=[8392]}, 88) = 8392 [pid 8388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8395 attached [pid 8394] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8392] set_robust_list(0x7f42e824b9a0, 24 [pid 8393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8391] rt_sigprocmask(SIG_SETMASK, [], [pid 8390] <... mprotect resumed>) = 0 [pid 8389] rt_sigprocmask(SIG_SETMASK, [], [pid 8394] <... rseq resumed>) = 0 [pid 8392] <... set_robust_list resumed>) = 0 [pid 8393] <... prctl resumed>) = 0 [pid 8390] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8388] <... clone3 resumed> => {parent_tid=[8395]}, 88) = 8395 [pid 8391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8395] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8394] set_robust_list(0x7f42e824b9a0, 24 [pid 8392] rt_sigprocmask(SIG_SETMASK, [], [pid 8393] setpgid(0, 0 [pid 8390] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8389] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8388] rt_sigprocmask(SIG_SETMASK, [], [pid 8395] <... rseq resumed>) = 0 [pid 8394] <... set_robust_list resumed>) = 0 [pid 8392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8393] <... setpgid resumed>) = 0 [pid 8391] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8389] <... futex resumed>) = 0 [pid 8388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8395] set_robust_list(0x7f42e824b9a0, 24 [pid 8394] rt_sigprocmask(SIG_SETMASK, [], [pid 8392] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8389] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8388] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8395] <... set_robust_list resumed>) = 0 [pid 8394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8391] <... futex resumed>) = 0 [pid 8395] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8396 attached NULL, 8) = 0 [pid 8392] <... openat resumed>) = 3 [pid 8393] <... openat resumed>) = 3 [pid 8391] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8390] <... clone3 resumed> => {parent_tid=[8396]}, 88) = 8396 [pid 8388] <... futex resumed>) = 0 [pid 8396] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8395] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8394] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8392] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8393] write(3, "1000", 4 [pid 8390] rt_sigprocmask(SIG_SETMASK, [], [pid 8388] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8396] <... rseq resumed>) = 0 [pid 8395] <... openat resumed>) = 3 [pid 8394] <... openat resumed>) = 3 [pid 8392] <... futex resumed>) = 1 [pid 8393] <... write resumed>) = 4 [pid 8390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8389] <... futex resumed>) = 0 [pid 8396] set_robust_list(0x7f42e824b9a0, 24 [pid 8395] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8394] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8392] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8393] close(3 [pid 8390] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8389] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8396] <... set_robust_list resumed>) = 0 [pid 8395] <... futex resumed>) = 1 [pid 8394] <... futex resumed>) = 1 [pid 8392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8393] <... close resumed>) = 0 [pid 8391] <... futex resumed>) = 0 [pid 8390] <... futex resumed>) = 0 [pid 8389] <... futex resumed>) = 0 [pid 8388] <... futex resumed>) = 0 [pid 8396] rt_sigprocmask(SIG_SETMASK, [], [pid 8395] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8394] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 8392] dup(3 [pid 8393] write(1, "executing program\n", 18 [pid 8391] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8389] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8388] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8392] <... dup resumed>) = 4 [pid 8393] <... write resumed>) = 18 [pid 8391] <... futex resumed>) = 0 [pid 8388] <... futex resumed>) = 0 [pid 8396] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8395] dup(3 [pid 8394] dup(3 [pid 8392] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8393] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8391] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8388] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8396] <... openat resumed>) = 3 [pid 8395] <... dup resumed>) = 4 [pid 8394] <... dup resumed>) = 4 [pid 8392] <... futex resumed>) = 1 [pid 8393] <... futex resumed>) = 0 [pid 8389] <... futex resumed>) = 0 [pid 8396] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8395] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8394] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8392] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8393] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8389] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8396] <... futex resumed>) = 1 [pid 8395] <... futex resumed>) = 1 [pid 8394] <... futex resumed>) = 1 [pid 8391] <... futex resumed>) = 0 [pid 8390] <... futex resumed>) = 0 [pid 8389] <... futex resumed>) = 0 [pid 8388] <... futex resumed>) = 0 [pid 8395] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8394] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8391] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8391] <... futex resumed>) = 0 [pid 8390] <... futex resumed>) = 0 [pid 8394] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8391] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8390] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8396] dup(3 [pid 8393] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8389] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8388] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8396] <... dup resumed>) = 4 [pid 8395] <... futex resumed>) = 0 [pid 8393] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8388] <... futex resumed>) = 1 [pid 8396] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8395] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8388] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8396] <... futex resumed>) = 1 [pid 8393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8390] <... futex resumed>) = 0 [pid 8396] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8393] <... mmap resumed>) = 0x7f42e822b000 [pid 8393] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8393] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8393] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8397 attached [pid 8397] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8393] <... clone3 resumed> => {parent_tid=[8397]}, 88) = 8397 [pid 8397] <... rseq resumed>) = 0 [pid 8393] rt_sigprocmask(SIG_SETMASK, [], [pid 8397] set_robust_list(0x7f42e824b9a0, 24 [pid 8390] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8397] <... set_robust_list resumed>) = 0 [pid 8393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8397] rt_sigprocmask(SIG_SETMASK, [], [pid 8396] <... futex resumed>) = 0 [pid 8393] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] <... futex resumed>) = 1 [pid 8396] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8390] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8393] <... futex resumed>) = 0 [pid 8397] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8397] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8393] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8397] <... futex resumed>) = 0 [pid 8393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8397] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8393] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8393] <... futex resumed>) = 0 [pid 8397] dup(3 [pid 8393] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8397] <... dup resumed>) = 4 [pid 8397] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8397] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8393] <... futex resumed>) = 0 [pid 8393] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8397] <... futex resumed>) = 0 [pid 8393] <... futex resumed>) = 1 [pid 8397] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8393] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8391] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8391] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8389] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8389] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8391] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8388] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8389] <... futex resumed>) = 0 [pid 8388] <... futex resumed>) = 0 [pid 8391] <... mprotect resumed>) = 0 [pid 8389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8389] <... mmap resumed>) = 0x7f42e820a000 [pid 8388] <... mmap resumed>) = 0x7f42e820a000 [pid 8389] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8388] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8388] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8398 attached [pid 8391] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8389] <... mprotect resumed>) = 0 [pid 8398] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8389] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8388] <... clone3 resumed> => {parent_tid=[8398]}, 88) = 8398 [pid 8398] <... rseq resumed>) = 0 [pid 8391] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8390] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 8399 attached [pid 8389] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8388] rt_sigprocmask(SIG_SETMASK, [], [pid 8390] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8399] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8391] <... clone3 resumed> => {parent_tid=[8399]}, 88) = 8399 [pid 8390] <... futex resumed>) = 0 [pid 8391] rt_sigprocmask(SIG_SETMASK, [], [pid 8390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8399] <... rseq resumed>) = 0 [pid 8399] set_robust_list(0x7f42e822a9a0, 24 [pid 8393] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8390] <... mmap resumed>) = 0x7f42e820a000 [pid 8389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8388] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8400 attached [pid 8399] <... set_robust_list resumed>) = 0 [pid 8398] set_robust_list(0x7f42e822a9a0, 24 [pid 8393] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8390] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8388] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8400] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8399] rt_sigprocmask(SIG_SETMASK, [], [pid 8398] <... set_robust_list resumed>) = 0 [pid 8393] <... futex resumed>) = 0 [pid 8391] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] <... mprotect resumed>) = 0 [pid 8389] <... clone3 resumed> => {parent_tid=[8400]}, 88) = 8400 [pid 8388] <... futex resumed>) = 0 [pid 8400] <... rseq resumed>) = 0 [pid 8399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8398] rt_sigprocmask(SIG_SETMASK, [], [pid 8393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8391] <... futex resumed>) = 0 [pid 8389] rt_sigprocmask(SIG_SETMASK, [], [pid 8388] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8400] set_robust_list(0x7f42e822a9a0, 24 [pid 8399] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8393] <... mmap resumed>) = 0x7f42e820a000 [pid 8390] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8400] <... set_robust_list resumed>) = 0 [pid 8398] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8393] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8389] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8400] rt_sigprocmask(SIG_SETMASK, [], [pid 8393] <... mprotect resumed>) = 0 [pid 8390] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8389] <... futex resumed>) = 0 [pid 8393] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8389] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8401 attached [pid 8398] <... madvise resumed>) = 0 [pid 8393] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8391] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8401] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8393] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8390] <... clone3 resumed> => {parent_tid=[8401]}, 88) = 8401 ./strace-static-x86_64: Process 8402 attached [pid 8401] <... rseq resumed>) = 0 [pid 8400] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8398] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] rt_sigprocmask(SIG_SETMASK, [], [pid 8402] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8401] set_robust_list(0x7f42e822a9a0, 24 [pid 8393] <... clone3 resumed> => {parent_tid=[8402]}, 88) = 8402 [pid 8402] <... rseq resumed>) = 0 [pid 8401] <... set_robust_list resumed>) = 0 [pid 8398] <... futex resumed>) = 1 [pid 8393] rt_sigprocmask(SIG_SETMASK, [], [pid 8390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8388] <... futex resumed>) = 0 [pid 8402] set_robust_list(0x7f42e822a9a0, 24 [pid 8401] rt_sigprocmask(SIG_SETMASK, [], [pid 8398] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8390] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8388] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8402] <... set_robust_list resumed>) = 0 [pid 8401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8393] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] <... futex resumed>) = 0 [pid 8388] <... futex resumed>) = 0 [pid 8402] rt_sigprocmask(SIG_SETMASK, [], [pid 8401] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8398] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8393] <... futex resumed>) = 0 [pid 8390] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8388] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8400] <... madvise resumed>) = 0 [pid 8393] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8402] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8399] <... madvise resumed>) = 0 [pid 8401] <... madvise resumed>) = 0 [pid 8401] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8390] <... futex resumed>) = 0 [pid 8401] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8399] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8390] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8390] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8402] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8400] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8399] <... futex resumed>) = 1 [pid 8391] <... futex resumed>) = 0 [pid 8402] <... futex resumed>) = 1 [pid 8400] <... futex resumed>) = 1 [pid 8399] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8393] <... futex resumed>) = 0 [pid 8391] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8389] <... futex resumed>) = 0 [pid 8402] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8400] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8393] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8391] <... futex resumed>) = 0 [pid 8389] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8399] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8398] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8393] <... futex resumed>) = 0 [pid 8389] <... futex resumed>) = 0 [pid 8391] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8398] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8393] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8389] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8402] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8401] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8400] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8398] <... futex resumed>) = 1 [pid 8388] <... futex resumed>) = 0 [pid 8402] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8401] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8398] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8402] <... futex resumed>) = 1 [pid 8401] <... futex resumed>) = 1 [pid 8393] <... futex resumed>) = 0 [pid 8390] <... futex resumed>) = 0 [pid 8402] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8401] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8399] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8399] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8400] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8400] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8399] <... futex resumed>) = 1 [pid 8391] <... futex resumed>) = 0 [pid 8399] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8400] <... futex resumed>) = 1 [pid 8389] <... futex resumed>) = 0 [pid 8400] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8397] <... mmap resumed>) = 0x20000000 [pid 8396] <... mmap resumed>) = 0x20000000 [pid 8395] <... mmap resumed>) = 0x20000000 [pid 8394] <... mmap resumed>) = 0x20000000 [pid 8392] <... mmap resumed>) = 0x20000000 [pid 8397] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8394] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8392] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8391] exit_group(0 [pid 8389] exit_group(0 [pid 8400] <... futex resumed>) = ? [pid 8399] <... futex resumed>) = ? [pid 8397] <... futex resumed>) = 0 [pid 8395] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8394] <... futex resumed>) = ? [pid 8392] <... futex resumed>) = ? [pid 8391] <... exit_group resumed>) = ? [pid 8389] <... exit_group resumed>) = ? [pid 8400] +++ exited with 0 +++ [pid 8399] +++ exited with 0 +++ [pid 8397] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8396] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8395] <... futex resumed>) = 0 [pid 8394] +++ exited with 0 +++ [pid 8395] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8390] exit_group(0 [pid 8388] exit_group(0 [pid 8401] <... futex resumed>) = ? [pid 8398] <... futex resumed>) = ? [pid 8396] <... futex resumed>) = ? [pid 8395] <... futex resumed>) = ? [pid 8390] <... exit_group resumed>) = ? [pid 8388] <... exit_group resumed>) = ? [pid 8398] +++ exited with 0 +++ [pid 8396] +++ exited with 0 +++ [pid 8395] +++ exited with 0 +++ [pid 8393] exit_group(0 [pid 8402] <... futex resumed>) = ? [pid 8393] <... exit_group resumed>) = ? [pid 8402] +++ exited with 0 +++ [pid 8397] <... futex resumed>) = ? [pid 8391] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8391, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8403 attached [pid 8403] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8403 [pid 8403] <... set_robust_list resumed>) = 0 [pid 8403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8397] +++ exited with 0 +++ [pid 8403] <... prctl resumed>) = 0 [pid 8393] +++ exited with 0 +++ [pid 8392] +++ exited with 0 +++ [pid 8389] +++ exited with 0 +++ [pid 8388] +++ exited with 0 +++ [pid 8403] setpgid(0, 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8393, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8389, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8388, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8403] <... setpgid resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8403] write(3, "1000", 4) = 4 [pid 8403] close(3) = 0 [pid 8403] write(1, "executing program\n", 18executing program ) = 18 [pid 8403] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8401] +++ exited with 0 +++ [pid 8390] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8403] <... futex resumed>) = 0 [pid 8403] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8390, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8403] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8403] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8404 attached ./strace-static-x86_64: Process 8405 attached [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8407 attached ./strace-static-x86_64: Process 8406 attached [pid 8404] set_robust_list(0x5555712a26a0, 24 [pid 8405] set_robust_list(0x5555712a26a0, 24 [pid 8403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8404] <... set_robust_list resumed>) = 0 [pid 8405] <... set_robust_list resumed>) = 0 [pid 8403] <... mmap resumed>) = 0x7f42e822b000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8404 [pid 8407] set_robust_list(0x5555712a26a0, 24 [pid 8406] set_robust_list(0x5555712a26a0, 24 [pid 8405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8403] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8405 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8407 [pid 8407] <... set_robust_list resumed>) = 0 [pid 8406] <... set_robust_list resumed>) = 0 [pid 8404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8405] <... prctl resumed>) = 0 [pid 8403] <... mprotect resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8406 [pid 8407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8404] <... prctl resumed>) = 0 [pid 8405] setpgid(0, 0 [pid 8403] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8407] <... prctl resumed>) = 0 [pid 8405] <... setpgid resumed>) = 0 [pid 8403] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8407] setpgid(0, 0 [pid 8405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8407] <... setpgid resumed>) = 0 [pid 8406] <... prctl resumed>) = 0 [pid 8404] setpgid(0, 0./strace-static-x86_64: Process 8408 attached [pid 8407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8405] <... openat resumed>) = 3 [pid 8408] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8407] <... openat resumed>) = 3 [pid 8406] setpgid(0, 0 [pid 8404] <... setpgid resumed>) = 0 [pid 8405] write(3, "1000", 4 [pid 8403] <... clone3 resumed> => {parent_tid=[8408]}, 88) = 8408 [pid 8408] <... rseq resumed>) = 0 [pid 8407] write(3, "1000", 4 [pid 8406] <... setpgid resumed>) = 0 [pid 8404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8405] <... write resumed>) = 4 [pid 8403] rt_sigprocmask(SIG_SETMASK, [], [pid 8408] set_robust_list(0x7f42e824b9a0, 24 [pid 8407] <... write resumed>) = 4 [pid 8405] close(3 [pid 8403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8408] <... set_robust_list resumed>) = 0 [pid 8407] close(3 [pid 8406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8405] <... close resumed>) = 0 [pid 8403] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8408] rt_sigprocmask(SIG_SETMASK, [], [pid 8407] <... close resumed>) = 0 [pid 8405] write(1, "executing program\n", 18 [pid 8403] <... futex resumed>) = 0 [pid 8408] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program executing program [pid 8407] write(1, "executing program\n", 18 [pid 8408] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8407] <... write resumed>) = 18 [pid 8405] <... write resumed>) = 18 [pid 8403] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8408] <... openat resumed>) = 3 [pid 8407] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8405] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8408] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8407] <... futex resumed>) = 0 [pid 8406] <... openat resumed>) = 3 [pid 8404] <... openat resumed>) = 3 [pid 8405] <... futex resumed>) = 0 [pid 8408] <... futex resumed>) = 1 [pid 8407] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8404] write(3, "1000", 4 [pid 8405] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8406] write(3, "1000", 4 [pid 8403] <... futex resumed>) = 0 [pid 8408] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8407] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8406] <... write resumed>) = 4 [pid 8404] <... write resumed>) = 4 [pid 8405] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8403] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8406] close(3 [pid 8404] close(3 [pid 8405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8403] <... futex resumed>) = 0 [pid 8408] dup(3 [pid 8406] <... close resumed>) = 0 executing program [pid 8408] <... dup resumed>) = 4 [pid 8407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8406] write(1, "executing program\n", 18 [pid 8404] <... close resumed>) = 0 [pid 8405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8403] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8408] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 8406] <... write resumed>) = 18 [pid 8404] write(1, "executing program\n", 18 [pid 8405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8408] <... futex resumed>) = 0 [pid 8407] <... mmap resumed>) = 0x7f42e822b000 [pid 8406] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8404] <... write resumed>) = 18 [pid 8405] <... mmap resumed>) = 0x7f42e822b000 [pid 8403] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8408] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8407] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8406] <... futex resumed>) = 0 [pid 8404] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8405] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8403] <... futex resumed>) = 0 [pid 8407] <... mprotect resumed>) = 0 [pid 8406] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8406] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8406] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8404] <... futex resumed>) = 0 [pid 8405] <... mprotect resumed>) = 0 [pid 8403] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8404] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8405] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8409 attached [pid 8407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8404] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8409] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8410 attached [pid 8409] <... rseq resumed>) = 0 [pid 8406] <... clone3 resumed> => {parent_tid=[8409]}, 88) = 8409 [pid 8404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 8411 attached [pid 8410] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8409] set_robust_list(0x7f42e824b9a0, 24 [pid 8407] <... clone3 resumed> => {parent_tid=[8410]}, 88) = 8410 [pid 8406] rt_sigprocmask(SIG_SETMASK, [], [pid 8404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8411] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8410] <... rseq resumed>) = 0 [pid 8409] <... set_robust_list resumed>) = 0 [pid 8407] rt_sigprocmask(SIG_SETMASK, [], [pid 8406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8405] <... clone3 resumed> => {parent_tid=[8411]}, 88) = 8411 [pid 8411] <... rseq resumed>) = 0 [pid 8410] set_robust_list(0x7f42e824b9a0, 24 [pid 8409] rt_sigprocmask(SIG_SETMASK, [], [pid 8407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8406] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8405] rt_sigprocmask(SIG_SETMASK, [], [pid 8411] set_robust_list(0x7f42e824b9a0, 24 [pid 8410] <... set_robust_list resumed>) = 0 [pid 8409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8407] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8406] <... futex resumed>) = 0 [pid 8404] <... mmap resumed>) = 0x7f42e822b000 [pid 8405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8411] <... set_robust_list resumed>) = 0 [pid 8410] rt_sigprocmask(SIG_SETMASK, [], [pid 8409] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8407] <... futex resumed>) = 0 [pid 8406] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8404] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8405] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8411] rt_sigprocmask(SIG_SETMASK, [], [pid 8410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8409] <... openat resumed>) = 3 [pid 8407] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8404] <... mprotect resumed>) = 0 [pid 8405] <... futex resumed>) = 0 [pid 8411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8409] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8405] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8411] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8410] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8409] <... futex resumed>) = 0 [pid 8406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8411] <... openat resumed>) = 3 [pid 8411] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8410] <... openat resumed>) = 3 [pid 8409] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8406] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8411] <... futex resumed>) = 1 [pid 8409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8405] <... futex resumed>) = 0 [pid 8411] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8409] dup(3 [pid 8405] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8409] <... dup resumed>) = 4 [pid 8411] dup(3 [pid 8409] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8405] <... futex resumed>) = 0 [pid 8411] <... dup resumed>) = 4 [pid 8409] <... futex resumed>) = 0 [pid 8405] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8409] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8411] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8410] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8406] <... futex resumed>) = 0 [pid 8404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8412 attached [pid 8411] <... futex resumed>) = 1 [pid 8410] <... futex resumed>) = 1 [pid 8407] <... futex resumed>) = 0 [pid 8406] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8405] <... futex resumed>) = 0 [pid 8412] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8411] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8410] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8407] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8404] <... clone3 resumed> => {parent_tid=[8412]}, 88) = 8412 [pid 8405] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8412] <... rseq resumed>) = 0 [pid 8411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8407] <... futex resumed>) = 0 [pid 8406] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8404] rt_sigprocmask(SIG_SETMASK, [], [pid 8405] <... futex resumed>) = 0 [pid 8412] set_robust_list(0x7f42e824b9a0, 24 [pid 8411] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8410] dup(3 [pid 8409] <... futex resumed>) = 0 [pid 8407] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8406] <... futex resumed>) = 1 [pid 8405] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8412] <... set_robust_list resumed>) = 0 [pid 8410] <... dup resumed>) = 4 [pid 8406] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8412] rt_sigprocmask(SIG_SETMASK, [], [pid 8410] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8409] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8404] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8410] <... futex resumed>) = 1 [pid 8407] <... futex resumed>) = 0 [pid 8404] <... futex resumed>) = 0 [pid 8410] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8407] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8404] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8407] <... futex resumed>) = 0 [pid 8407] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8410] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8412] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8412] <... openat resumed>) = 3 [pid 8403] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8412] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8403] <... futex resumed>) = 0 [pid 8403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8412] <... futex resumed>) = 1 [pid 8412] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8404] <... futex resumed>) = 0 [pid 8403] <... mmap resumed>) = 0x7f42e820a000 [pid 8404] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8403] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8412] <... futex resumed>) = 0 [pid 8404] <... futex resumed>) = 1 [pid 8412] dup(3 [pid 8404] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8403] <... mprotect resumed>) = 0 [pid 8412] <... dup resumed>) = 4 [pid 8412] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8403] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8412] <... futex resumed>) = 1 [pid 8404] <... futex resumed>) = 0 [pid 8403] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8412] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8404] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8413 attached [pid 8412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8404] <... futex resumed>) = 0 [pid 8413] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8412] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8404] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8403] <... clone3 resumed> => {parent_tid=[8413]}, 88) = 8413 [pid 8413] <... rseq resumed>) = 0 [pid 8406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8406] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8403] rt_sigprocmask(SIG_SETMASK, [], [pid 8413] set_robust_list(0x7f42e822a9a0, 24 [pid 8405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8405] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8403] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8413] <... set_robust_list resumed>) = 0 [pid 8403] <... futex resumed>) = 0 [pid 8413] rt_sigprocmask(SIG_SETMASK, [], [pid 8405] <... futex resumed>) = 0 [pid 8413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8403] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8413] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8406] <... mmap resumed>) = 0x7f42e820a000 [pid 8406] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8406] <... mprotect resumed>) = 0 [pid 8407] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8406] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8407] <... futex resumed>) = 0 [pid 8406] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8414 attached [pid 8413] <... madvise resumed>) = 0 [pid 8407] <... mmap resumed>) = 0x7f42e820a000 [pid 8405] <... mmap resumed>) = 0x7f42e820a000 [pid 8407] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8414] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8407] <... mprotect resumed>) = 0 [pid 8413] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8406] <... clone3 resumed> => {parent_tid=[8414]}, 88) = 8414 [pid 8405] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8413] <... futex resumed>) = 1 [pid 8413] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8403] <... futex resumed>) = 0 [pid 8406] rt_sigprocmask(SIG_SETMASK, [], [pid 8405] <... mprotect resumed>) = 0 [pid 8403] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8414] <... rseq resumed>) = 0 [pid 8413] <... futex resumed>) = 0 [pid 8407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8403] <... futex resumed>) = 1 [pid 8413] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8403] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8414] set_robust_list(0x7f42e822a9a0, 24 [pid 8407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8406] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8415 attached [pid 8414] <... set_robust_list resumed>) = 0 [pid 8407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8406] <... futex resumed>) = 0 [pid 8415] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8405] <... clone3 resumed> => {parent_tid=[8415]}, 88) = 8415 [pid 8415] <... rseq resumed>) = 0 [pid 8405] rt_sigprocmask(SIG_SETMASK, [], [pid 8415] set_robust_list(0x7f42e822a9a0, 24 [pid 8405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8415] <... set_robust_list resumed>) = 0 [pid 8414] rt_sigprocmask(SIG_SETMASK, [], [pid 8406] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8405] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8416 attached [pid 8415] rt_sigprocmask(SIG_SETMASK, [], [pid 8414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8407] <... clone3 resumed> => {parent_tid=[8416]}, 88) = 8416 [pid 8405] <... futex resumed>) = 0 [pid 8416] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8414] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8416] <... rseq resumed>) = 0 [pid 8415] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8407] rt_sigprocmask(SIG_SETMASK, [], [pid 8405] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8416] set_robust_list(0x7f42e822a9a0, 24 [pid 8415] <... madvise resumed>) = 0 [pid 8414] <... madvise resumed>) = 0 [pid 8416] <... set_robust_list resumed>) = 0 [pid 8407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8407] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8407] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8416] rt_sigprocmask(SIG_SETMASK, [], [pid 8414] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8404] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8416] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8414] <... futex resumed>) = 1 [pid 8406] <... futex resumed>) = 0 [pid 8404] <... futex resumed>) = 0 [pid 8406] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8414] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8406] <... futex resumed>) = 0 [pid 8404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8406] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8415] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8416] <... madvise resumed>) = 0 [pid 8415] <... futex resumed>) = 1 [pid 8405] <... futex resumed>) = 0 [pid 8416] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8415] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8405] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8416] <... futex resumed>) = 1 [pid 8415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8407] <... futex resumed>) = 0 [pid 8405] <... futex resumed>) = 0 [pid 8416] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8415] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8407] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8405] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8416] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8407] <... futex resumed>) = 0 [pid 8407] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8416] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8415] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8414] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8413] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8412] <... mmap resumed>) = 0x20000000 [pid 8411] <... mmap resumed>) = 0x20000000 [pid 8410] <... mmap resumed>) = 0x20000000 [pid 8409] <... mmap resumed>) = 0x20000000 [pid 8408] <... mmap resumed>) = 0x20000000 [pid 8404] <... mmap resumed>) = 0x7f42e820a000 [pid 8416] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8414] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8409] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8408] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8404] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8416] <... futex resumed>) = 1 [pid 8415] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8414] <... futex resumed>) = 0 [pid 8413] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8412] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8411] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8410] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8409] <... futex resumed>) = 0 [pid 8408] <... futex resumed>) = 0 [pid 8407] <... futex resumed>) = 0 [pid 8406] exit_group(0 [pid 8404] <... mprotect resumed>) = 0 [pid 8403] exit_group(0 [pid 8416] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8415] <... futex resumed>) = 1 [pid 8413] <... futex resumed>) = ? [pid 8412] <... futex resumed>) = 0 [pid 8411] <... futex resumed>) = 0 [pid 8410] <... futex resumed>) = 0 [pid 8407] exit_group(0 [pid 8406] <... exit_group resumed>) = ? [pid 8404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8405] <... futex resumed>) = 0 [pid 8403] <... exit_group resumed>) = ? [pid 8416] <... futex resumed>) = ? [pid 8415] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8414] +++ exited with 0 +++ [pid 8413] +++ exited with 0 +++ [pid 8412] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8411] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8409] +++ exited with 0 +++ [pid 8407] <... exit_group resumed>) = ? [pid 8404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8416] +++ exited with 0 +++ [pid 8408] +++ exited with 0 +++ [pid 8404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8417 attached [pid 8417] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8404] <... clone3 resumed> => {parent_tid=[8417]}, 88) = 8417 [pid 8417] <... rseq resumed>) = 0 [pid 8404] rt_sigprocmask(SIG_SETMASK, [], [pid 8417] set_robust_list(0x7f42e822a9a0, 24 [pid 8404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8417] <... set_robust_list resumed>) = 0 [pid 8404] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8417] rt_sigprocmask(SIG_SETMASK, [], [pid 8404] <... futex resumed>) = 0 [pid 8417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8404] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8417] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8417] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8404] <... futex resumed>) = 0 [pid 8417] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8404] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8404] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8405] exit_group(0 [pid 8406] +++ exited with 0 +++ [pid 8405] <... exit_group resumed>) = ? [pid 8411] <... futex resumed>) = ? [pid 8411] +++ exited with 0 +++ [pid 8415] <... futex resumed>) = ? [pid 8410] +++ exited with 0 +++ [pid 8407] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8406, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8407, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8412] madvise(0x20000000, 6291458, MADV_REMOVE [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... restart_syscall resumed>) = 0 [pid 8412] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8412] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8404] <... futex resumed>) = 0 [pid 8404] exit_group(0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8404] <... exit_group resumed>) = ? [pid 8417] <... futex resumed>) = ? [pid 8417] +++ exited with 0 +++ ./strace-static-x86_64: Process 8418 attached [pid 8415] +++ exited with 0 +++ [pid 8405] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8405, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] <... restart_syscall resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 8418] set_robust_list(0x5555712a26a0, 24 [pid 8403] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8418] <... set_robust_list resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8419 attached [pid 8418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8403, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8418 [pid 8419] set_robust_list(0x5555712a26a0, 24 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8419] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 8420 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8419 [pid 8420] set_robust_list(0x5555712a26a0, 24 [pid 8419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8418] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8420 [pid 8420] <... set_robust_list resumed>) = 0 [pid 8420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8419] <... prctl resumed>) = 0 [pid 8418] setpgid(0, 0 [pid 8419] setpgid(0, 0 [pid 8420] <... prctl resumed>) = 0 [pid 8419] <... setpgid resumed>) = 0 [pid 8418] <... setpgid resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 8419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8420] setpgid(0, 0 [pid 8419] <... openat resumed>) = 3 [pid 8418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8420] <... setpgid resumed>) = 0 [pid 8420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8419] write(3, "1000", 4 [pid 8418] <... openat resumed>) = 3 [pid 8412] +++ exited with 0 +++ [pid 8404] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8419] <... write resumed>) = 4 executing program [pid 8420] <... openat resumed>) = 3 [pid 8419] close(3 [pid 8418] write(3, "1000", 4 [pid 8419] <... close resumed>) = 0 [pid 8418] <... write resumed>) = 4 [pid 8419] write(1, "executing program\n", 18 [pid 8418] close(3 [pid 8420] write(3, "1000", 4 [pid 8419] <... write resumed>) = 18 [pid 8418] <... close resumed>) = 0 ./strace-static-x86_64: Process 8421 attached [pid 8420] <... write resumed>) = 4 [pid 8419] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8420] close(3 [pid 8419] <... futex resumed>) = 0 [pid 8418] write(1, "executing program\n", 18executing program [pid 8420] <... close resumed>) = 0 [pid 8419] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8418] <... write resumed>) = 18 [pid 8420] write(1, "executing program\n", 18executing program [pid 8419] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8418] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8420] <... write resumed>) = 18 [pid 8419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8418] <... futex resumed>) = 0 [pid 8420] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8420] <... futex resumed>) = 0 [pid 8419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8418] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8421] set_robust_list(0x5555712a26a0, 24 [pid 8420] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8419] <... mmap resumed>) = 0x7f42e822b000 [pid 8418] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8404, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8421] <... set_robust_list resumed>) = 0 [pid 8420] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8421 [pid 8418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8421] <... prctl resumed>) = 0 [pid 8420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8421] setpgid(0, 0) = 0 [pid 8420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8419] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8418] <... mmap resumed>) = 0x7f42e822b000 [pid 8421] <... openat resumed>) = 3 [pid 8420] <... mmap resumed>) = 0x7f42e822b000 [pid 8419] <... mprotect resumed>) = 0 [pid 8418] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8420] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8418] <... mprotect resumed>) = 0 [pid 8421] write(3, "1000", 4 [pid 8420] <... mprotect resumed>) = 0 [pid 8419] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8421] <... write resumed>) = 4 [pid 8421] close(3 [pid 8418] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8421] <... close resumed>) = 0 [pid 8420] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 8418] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 8421] write(1, "executing program\n", 18 [pid 8420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8424 attached ./strace-static-x86_64: Process 8423 attached ./strace-static-x86_64: Process 8422 attached [pid 8421] <... write resumed>) = 18 [pid 8424] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8423] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8422] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8421] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8424] <... rseq resumed>) = 0 [pid 8422] <... rseq resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8424] set_robust_list(0x7f42e824b9a0, 24 [pid 8422] set_robust_list(0x7f42e824b9a0, 24 [pid 8421] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8425 attached [pid 8424] <... set_robust_list resumed>) = 0 [pid 8423] <... rseq resumed>) = 0 [pid 8420] <... clone3 resumed> => {parent_tid=[8422]}, 88) = 8422 [pid 8419] <... clone3 resumed> => {parent_tid=[8423]}, 88) = 8423 [pid 8418] <... clone3 resumed> => {parent_tid=[8424]}, 88) = 8424 [pid 8425] set_robust_list(0x5555712a26a0, 24 [pid 8424] rt_sigprocmask(SIG_SETMASK, [], [pid 8423] set_robust_list(0x7f42e824b9a0, 24 [pid 8422] <... set_robust_list resumed>) = 0 [pid 8421] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8420] rt_sigprocmask(SIG_SETMASK, [], [pid 8419] rt_sigprocmask(SIG_SETMASK, [], [pid 8418] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8425 [pid 8425] <... set_robust_list resumed>) = 0 [pid 8424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8423] <... set_robust_list resumed>) = 0 [pid 8422] rt_sigprocmask(SIG_SETMASK, [], [pid 8421] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8424] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8423] rt_sigprocmask(SIG_SETMASK, [], [pid 8422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8420] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8418] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] <... prctl resumed>) = 0 [pid 8424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8422] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8420] <... futex resumed>) = 0 [pid 8419] <... futex resumed>) = 0 [pid 8418] <... futex resumed>) = 0 [pid 8425] setpgid(0, 0 [pid 8424] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8423] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8422] <... openat resumed>) = 3 [pid 8421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8420] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8419] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8418] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8425] <... setpgid resumed>) = 0 [pid 8424] <... openat resumed>) = 3 [pid 8423] <... openat resumed>) = 3 [pid 8422] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8421] <... mmap resumed>) = 0x7f42e822b000 [pid 8424] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8423] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8420] <... futex resumed>) = 0 [pid 8421] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8424] <... futex resumed>) = 1 [pid 8423] <... futex resumed>) = 1 [pid 8422] <... futex resumed>) = 1 [pid 8420] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] <... futex resumed>) = 0 [pid 8418] <... futex resumed>) = 0 [pid 8424] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8423] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8422] dup(3 [pid 8420] <... futex resumed>) = 0 [pid 8419] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8418] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8422] <... dup resumed>) = 4 [pid 8421] <... mprotect resumed>) = 0 [pid 8420] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8419] <... futex resumed>) = 0 [pid 8418] <... futex resumed>) = 0 [pid 8424] dup(3 [pid 8423] dup(3 [pid 8422] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8419] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8418] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8425] <... openat resumed>) = 3 [pid 8424] <... dup resumed>) = 4 [pid 8423] <... dup resumed>) = 4 [pid 8422] <... futex resumed>) = 0 [pid 8420] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8423] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8422] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8420] <... futex resumed>) = 0 [pid 8425] write(3, "1000", 4 [pid 8424] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8423] <... futex resumed>) = 1 [pid 8421] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8425] <... write resumed>) = 4 [pid 8424] <... futex resumed>) = 1 [pid 8423] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8421] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8420] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8419] <... futex resumed>) = 0 [pid 8418] <... futex resumed>) = 0 [pid 8425] close(3 [pid 8424] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8419] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8418] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8426 attached [pid 8425] <... close resumed>) = 0 [pid 8424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8423] <... futex resumed>) = 0 [pid 8419] <... futex resumed>) = 1 [pid 8418] <... futex resumed>) = 0 executing program [pid 8426] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8425] write(1, "executing program\n", 18 [pid 8424] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8423] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8421] <... clone3 resumed> => {parent_tid=[8426]}, 88) = 8426 [pid 8419] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8418] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8426] <... rseq resumed>) = 0 [pid 8425] <... write resumed>) = 18 [pid 8425] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8421] rt_sigprocmask(SIG_SETMASK, [], [pid 8425] <... futex resumed>) = 0 [pid 8421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8425] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8421] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8421] <... futex resumed>) = 0 [pid 8425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8421] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8425] <... mmap resumed>) = 0x7f42e822b000 [pid 8425] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8426] set_robust_list(0x7f42e824b9a0, 24 [pid 8425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8427 attached [pid 8427] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8425] <... clone3 resumed> => {parent_tid=[8427]}, 88) = 8427 [pid 8427] <... rseq resumed>) = 0 [pid 8426] <... set_robust_list resumed>) = 0 [pid 8425] rt_sigprocmask(SIG_SETMASK, [], [pid 8427] set_robust_list(0x7f42e824b9a0, 24 [pid 8426] rt_sigprocmask(SIG_SETMASK, [], [pid 8425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8427] <... set_robust_list resumed>) = 0 [pid 8426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8425] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8427] rt_sigprocmask(SIG_SETMASK, [], [pid 8426] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8425] <... futex resumed>) = 0 [pid 8427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8426] <... openat resumed>) = 3 [pid 8425] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8427] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8426] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8427] <... openat resumed>) = 3 [pid 8426] <... futex resumed>) = 1 [pid 8421] <... futex resumed>) = 0 [pid 8427] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8426] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8421] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8427] <... futex resumed>) = 1 [pid 8426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8425] <... futex resumed>) = 0 [pid 8421] <... futex resumed>) = 0 [pid 8427] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8426] dup(3 [pid 8425] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8421] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8426] <... dup resumed>) = 4 [pid 8425] <... futex resumed>) = 0 [pid 8427] dup(3 [pid 8426] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8427] <... dup resumed>) = 4 [pid 8426] <... futex resumed>) = 1 [pid 8421] <... futex resumed>) = 0 [pid 8427] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8426] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8421] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8427] <... futex resumed>) = 1 [pid 8426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8425] <... futex resumed>) = 0 [pid 8421] <... futex resumed>) = 0 [pid 8427] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8426] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8425] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8421] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8425] <... futex resumed>) = 0 [pid 8425] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8419] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8420] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8420] <... futex resumed>) = 0 [pid 8419] <... futex resumed>) = 0 [pid 8420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8420] <... mmap resumed>) = 0x7f42e820a000 [pid 8419] <... mmap resumed>) = 0x7f42e820a000 [pid 8420] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8419] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8420] <... mprotect resumed>) = 0 [pid 8420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8419] <... mprotect resumed>) = 0 [pid 8420] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8428 attached ./strace-static-x86_64: Process 8429 attached [pid 8428] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8418] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8420] <... clone3 resumed> => {parent_tid=[8428]}, 88) = 8428 [pid 8419] <... clone3 resumed> => {parent_tid=[8429]}, 88) = 8429 [pid 8418] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] rt_sigprocmask(SIG_SETMASK, [], [pid 8418] <... futex resumed>) = 0 [pid 8418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8419] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8429] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8428] <... rseq resumed>) = 0 [pid 8420] rt_sigprocmask(SIG_SETMASK, [], [pid 8419] <... futex resumed>) = 0 [pid 8418] <... mmap resumed>) = 0x7f42e820a000 [pid 8428] set_robust_list(0x7f42e822a9a0, 24 [pid 8420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8419] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8418] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8429] <... rseq resumed>) = 0 [pid 8428] <... set_robust_list resumed>) = 0 [pid 8420] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8418] <... mprotect resumed>) = 0 [pid 8429] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8428] rt_sigprocmask(SIG_SETMASK, [], [pid 8425] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8429] rt_sigprocmask(SIG_SETMASK, [], [pid 8428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8425] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8421] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8428] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8425] <... futex resumed>) = 0 [pid 8421] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8429] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8421] <... futex resumed>) = 0 [pid 8429] <... madvise resumed>) = 0 [pid 8421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8420] <... futex resumed>) = 0 [pid 8418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8420] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8421] <... mmap resumed>) = 0x7f42e820a000 [pid 8421] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8421] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8421] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8430 attached [pid 8421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8430] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 8431 attached [pid 8421] <... clone3 resumed> => {parent_tid=[8431]}, 88) = 8431 [pid 8431] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8430] <... rseq resumed>) = 0 [pid 8428] <... madvise resumed>) = 0 [pid 8425] <... mmap resumed>) = 0x7f42e820a000 [pid 8421] rt_sigprocmask(SIG_SETMASK, [], [pid 8418] <... clone3 resumed> => {parent_tid=[8430]}, 88) = 8430 [pid 8418] rt_sigprocmask(SIG_SETMASK, [], [pid 8430] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8431] <... rseq resumed>) = 0 [pid 8425] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8430] rt_sigprocmask(SIG_SETMASK, [], [pid 8421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8431] set_robust_list(0x7f42e822a9a0, 24 [pid 8430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8429] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] <... mprotect resumed>) = 0 [pid 8421] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8418] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8431] <... set_robust_list resumed>) = 0 [pid 8430] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8421] <... futex resumed>) = 0 [pid 8418] <... futex resumed>) = 0 [pid 8431] rt_sigprocmask(SIG_SETMASK, [], [pid 8429] <... futex resumed>) = 1 [pid 8428] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8421] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8429] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8428] <... futex resumed>) = 1 [pid 8425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8420] <... futex resumed>) = 0 [pid 8419] <... futex resumed>) = 0 [pid 8418] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8432 attached [pid 8431] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8428] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8420] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8431] <... madvise resumed>) = 0 [pid 8430] <... madvise resumed>) = 0 [pid 8428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8425] <... clone3 resumed> => {parent_tid=[8432]}, 88) = 8432 [pid 8428] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8425] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8425] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8420] <... futex resumed>) = 0 [pid 8420] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8432] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8431] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8430] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8429] <... futex resumed>) = 0 [pid 8419] <... futex resumed>) = 1 [pid 8432] <... rseq resumed>) = 0 [pid 8431] <... futex resumed>) = 1 [pid 8430] <... futex resumed>) = 1 [pid 8421] <... futex resumed>) = 0 [pid 8419] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8418] <... futex resumed>) = 0 [pid 8432] set_robust_list(0x7f42e822a9a0, 24 [pid 8431] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8430] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8429] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8421] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8418] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8432] <... set_robust_list resumed>) = 0 [pid 8430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8421] <... futex resumed>) = 0 [pid 8418] <... futex resumed>) = 0 [pid 8432] rt_sigprocmask(SIG_SETMASK, [], [pid 8430] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8421] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8418] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8432] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8428] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8431] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8428] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8428] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8431] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8431] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8429] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8421] <... futex resumed>) = 0 [pid 8420] <... futex resumed>) = 0 [pid 8430] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8429] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8430] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8429] <... futex resumed>) = 1 [pid 8430] <... futex resumed>) = 1 [pid 8429] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8418] <... futex resumed>) = 0 [pid 8430] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8419] <... futex resumed>) = 0 [pid 8432] <... madvise resumed>) = 0 [pid 8425] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8423] <... mmap resumed>) = 0x20000000 [pid 8426] <... mmap resumed>) = 0x20000000 [pid 8425] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8423] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8419] exit_group(0 [pid 8429] <... futex resumed>) = ? [pid 8426] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8425] <... futex resumed>) = 0 [pid 8424] <... mmap resumed>) = 0x20000000 [pid 8423] <... futex resumed>) = ? [pid 8419] <... exit_group resumed>) = ? [pid 8432] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8429] +++ exited with 0 +++ [pid 8427] <... mmap resumed>) = 0x20000000 [pid 8426] <... futex resumed>) = 0 [pid 8425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8424] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8423] +++ exited with 0 +++ [pid 8422] <... mmap resumed>) = 0x20000000 [pid 8432] <... futex resumed>) = 0 [pid 8427] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8426] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8425] <... mmap resumed>) = 0x7f42e81e9000 [pid 8424] <... futex resumed>) = 0 [pid 8422] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8420] exit_group(0 [pid 8418] exit_group(0 [pid 8432] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8430] <... futex resumed>) = ? [pid 8428] <... futex resumed>) = ? [pid 8427] <... futex resumed>) = 0 [pid 8425] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE [pid 8422] <... futex resumed>) = ? [pid 8420] <... exit_group resumed>) = ? [pid 8418] <... exit_group resumed>) = ? [pid 8430] +++ exited with 0 +++ [pid 8428] +++ exited with 0 +++ [pid 8427] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8425] <... mprotect resumed>) = 0 [pid 8424] +++ exited with 0 +++ [pid 8422] +++ exited with 0 +++ [pid 8421] exit_group(0 [pid 8425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 8433 attached => {parent_tid=[8433]}, 88) = 8433 [pid 8425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8425] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8425] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8419] +++ exited with 0 +++ [pid 8426] <... futex resumed>) = ? [pid 8433] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 8431] <... futex resumed>) = ? [pid 8426] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8419, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8431] +++ exited with 0 +++ [pid 8433] <... rseq resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8433] set_robust_list(0x7f42e82099a0, 24 [pid 8421] <... exit_group resumed>) = ? [pid 5843] <... restart_syscall resumed>) = 0 [pid 8433] <... set_robust_list resumed>) = 0 [pid 8420] +++ exited with 0 +++ [pid 8418] +++ exited with 0 +++ [pid 8433] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8420, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8418, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8433] madvise(0x20000000, 6291458, MADV_REMOVE./strace-static-x86_64: Process 8434 attached ) = -1 EOPNOTSUPP (Operation not supported) [pid 8421] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8434] set_robust_list(0x5555712a26a0, 24 [pid 8433] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8434 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8421, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8434] <... set_robust_list resumed>) = 0 [pid 8433] <... futex resumed>) = 1 [pid 5839] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 8435 attached [pid 8434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8433] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8425] <... futex resumed>) = 0 [pid 8435] set_robust_list(0x5555712a26a0, 24 [pid 8434] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 8436 attached [pid 8435] <... set_robust_list resumed>) = 0 [pid 8434] setpgid(0, 0 [pid 8425] exit_group(0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8435 [pid 8434] <... setpgid resumed>) = 0 [pid 8436] set_robust_list(0x5555712a26a0, 24 [pid 8435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8433] <... futex resumed>) = ? [pid 8432] <... futex resumed>) = ? [pid 8427] <... futex resumed>) = ? [pid 8425] <... exit_group resumed>) = ? [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8436 [pid 8436] <... set_robust_list resumed>) = 0 [pid 8435] <... prctl resumed>) = 0 [pid 8434] <... openat resumed>) = 3 [pid 8433] +++ exited with 0 +++ [pid 8432] +++ exited with 0 +++ [pid 8427] +++ exited with 0 +++ [pid 8435] setpgid(0, 0 [pid 8434] write(3, "1000", 4) = 4 [pid 8434] close(3) = 0 executing program [pid 8434] write(1, "executing program\n", 18) = 18 [pid 8434] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... restart_syscall resumed>) = 0 [pid 8436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8435] <... setpgid resumed>) = 0 [pid 8435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8434] <... futex resumed>) = 0 [pid 8436] <... prctl resumed>) = 0 [pid 8435] <... openat resumed>) = 3 [pid 8434] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8436] setpgid(0, 0 [pid 8435] write(3, "1000", 4 [pid 8434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8437 attached [pid 8435] <... write resumed>) = 4 [pid 8436] <... setpgid resumed>) = 0 [pid 8434] <... mmap resumed>) = 0x7f42e822b000 [pid 8435] close(3 [pid 8436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8435] <... close resumed>) = 0 [pid 8434] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 8437] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8437 [pid 8435] write(1, "executing program\n", 18 [pid 8434] <... mprotect resumed>) = 0 [pid 8437] <... set_robust_list resumed>) = 0 [pid 8436] <... openat resumed>) = 3 [pid 8435] <... write resumed>) = 18 [pid 8434] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8435] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8436] write(3, "1000", 4 [pid 8435] <... futex resumed>) = 0 [pid 8437] <... prctl resumed>) = 0 [pid 8436] <... write resumed>) = 4 [pid 8435] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8434] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8437] setpgid(0, 0 [pid 8436] close(3 [pid 8435] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8437] <... setpgid resumed>) = 0 [pid 8436] <... close resumed>) = 0 [pid 8435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8434] <... clone3 resumed> => {parent_tid=[8438]}, 88) = 8438 [pid 8434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8434] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8434] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8438 attached [pid 8435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8438] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8436] write(1, "executing program\n", 18 [pid 8435] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 8436] <... write resumed>) = 18 [pid 8435] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8438] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8438] rt_sigprocmask(SIG_SETMASK, [], [pid 8436] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8435] <... mprotect resumed>) = 0 [pid 8437] <... openat resumed>) = 3 [pid 8438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8437] write(3, "1000", 4 [pid 8436] <... futex resumed>) = 0 [pid 8435] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8438] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8437] <... write resumed>) = 4 [pid 8436] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8435] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8437] close(3 [pid 8436] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8439 attached [pid 8437] <... close resumed>) = 0 [pid 8436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8439] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053executing program [pid 8437] write(1, "executing program\n", 18 [pid 8436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8435] <... clone3 resumed> => {parent_tid=[8439]}, 88) = 8439 [pid 8439] <... rseq resumed>) = 0 [pid 8437] <... write resumed>) = 18 [pid 8436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8435] rt_sigprocmask(SIG_SETMASK, [], [pid 8439] set_robust_list(0x7f42e824b9a0, 24 [pid 8437] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8436] <... mmap resumed>) = 0x7f42e822b000 [pid 8435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8439] <... set_robust_list resumed>) = 0 [pid 8437] <... futex resumed>) = 0 [pid 8439] rt_sigprocmask(SIG_SETMASK, [], [pid 8436] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8437] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8435] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8435] <... futex resumed>) = 0 [pid 8439] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8438] <... openat resumed>) = 3 [pid 8437] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8436] <... mprotect resumed>) = 0 [pid 8425] +++ exited with 0 +++ [pid 8435] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8439] <... openat resumed>) = 3 [pid 8438] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8425, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8439] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8438] <... futex resumed>) = 1 [pid 8437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8436] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8434] <... futex resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8439] <... futex resumed>) = 1 [pid 8438] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8436] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8435] <... futex resumed>) = 0 [pid 8434] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8435] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8439] dup(3 [pid 8438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8437] <... mmap resumed>) = 0x7f42e822b000 [pid 8436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8435] <... futex resumed>) = 0 [pid 8434] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8440 attached [pid 8439] <... dup resumed>) = 4 [pid 8438] dup(3 [pid 8437] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8435] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8434] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8440] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8439] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8438] <... dup resumed>) = 4 [pid 8437] <... mprotect resumed>) = 0 [pid 8436] <... clone3 resumed> => {parent_tid=[8440]}, 88) = 8440 [pid 8435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8440] <... rseq resumed>) = 0 [pid 8439] <... futex resumed>) = 0 [pid 8438] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8436] rt_sigprocmask(SIG_SETMASK, [], [pid 8440] set_robust_list(0x7f42e824b9a0, 24 [pid 8439] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8438] <... futex resumed>) = 1 [pid 8437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8434] <... futex resumed>) = 0 [pid 8435] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8440] <... set_robust_list resumed>) = 0 [pid 8439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8438] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8436] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8434] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... restart_syscall resumed>) = 0 [pid 8440] rt_sigprocmask(SIG_SETMASK, [], [pid 8439] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8436] <... futex resumed>) = 0 [pid 8435] <... futex resumed>) = 0 [pid 8434] <... futex resumed>) = 0 [pid 8440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8438] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8436] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8435] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8434] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8440] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 8441 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8440] <... openat resumed>) = 3 [pid 8437] <... clone3 resumed> => {parent_tid=[8441]}, 88) = 8441 ./strace-static-x86_64: Process 8442 attached [pid 8441] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8440] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8437] rt_sigprocmask(SIG_SETMASK, [], [pid 8440] <... futex resumed>) = 1 [pid 8437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8442] set_robust_list(0x5555712a26a0, 24 [pid 8441] <... rseq resumed>) = 0 [pid 8440] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8437] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8436] <... futex resumed>) = 0 [pid 8442] <... set_robust_list resumed>) = 0 [pid 8441] set_robust_list(0x7f42e824b9a0, 24 [pid 8437] <... futex resumed>) = 0 [pid 8436] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8441] <... set_robust_list resumed>) = 0 [pid 8437] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8436] <... futex resumed>) = 1 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8442 [pid 8441] rt_sigprocmask(SIG_SETMASK, [], [pid 8436] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8441] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8440] <... futex resumed>) = 0 [pid 8440] dup(3) = 4 [pid 8440] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] <... prctl resumed>) = 0 [pid 8441] <... openat resumed>) = 3 [pid 8440] <... futex resumed>) = 1 [pid 8436] <... futex resumed>) = 0 [pid 8442] setpgid(0, 0 [pid 8441] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8440] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8436] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] <... setpgid resumed>) = 0 [pid 8441] <... futex resumed>) = 1 [pid 8440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8437] <... futex resumed>) = 0 [pid 8442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8441] dup(3 [pid 8440] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8437] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] <... openat resumed>) = 3 [pid 8441] <... dup resumed>) = 4 [pid 8437] <... futex resumed>) = 0 [pid 8436] <... futex resumed>) = 0 [pid 8436] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8442] write(3, "1000", 4 [pid 8441] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8437] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8437] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8437] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8441] <... futex resumed>) = 1 [pid 8442] <... write resumed>) = 4 [pid 8437] <... futex resumed>) = 0 [pid 8437] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=47000000} [pid 8442] close(3 [pid 8441] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8442] <... close resumed>) = 0 [pid 8442] write(1, "executing program\n", 18executing program ) = 18 [pid 8442] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8442] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8442] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8443 attached [pid 8443] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8442] <... clone3 resumed> => {parent_tid=[8443]}, 88) = 8443 [pid 8443] <... rseq resumed>) = 0 [pid 8442] rt_sigprocmask(SIG_SETMASK, [], [pid 8443] set_robust_list(0x7f42e824b9a0, 24 [pid 8442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8442] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8442] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8443] <... set_robust_list resumed>) = 0 [pid 8435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8443] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8435] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8443] <... openat resumed>) = 3 [pid 8435] <... futex resumed>) = 0 [pid 8434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8443] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8434] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8443] <... futex resumed>) = 1 [pid 8442] <... futex resumed>) = 0 [pid 8435] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8434] <... futex resumed>) = 0 [pid 8442] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8443] dup(3) = 4 [pid 8435] <... mprotect resumed>) = 0 [pid 8434] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8434] <... mprotect resumed>) = 0 [pid 8443] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8434] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8442] <... futex resumed>) = 0 [pid 8435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8442] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8434] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8443] <... futex resumed>) = 0 [pid 8443] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8436] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8444 attached [pid 8436] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 8445 attached [pid 8444] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8435] <... clone3 resumed> => {parent_tid=[8444]}, 88) = 8444 [pid 8437] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8444] <... rseq resumed>) = 0 [pid 8442] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8437] <... futex resumed>) = 0 [pid 8436] <... mmap resumed>) = 0x7f42e820a000 [pid 8435] rt_sigprocmask(SIG_SETMASK, [], [pid 8434] <... clone3 resumed> => {parent_tid=[8445]}, 88) = 8445 [pid 8445] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8444] set_robust_list(0x7f42e822a9a0, 24 [pid 8443] <... futex resumed>) = 0 [pid 8442] <... futex resumed>) = 1 [pid 8436] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8434] rt_sigprocmask(SIG_SETMASK, [], [pid 8445] <... rseq resumed>) = 0 [pid 8444] <... set_robust_list resumed>) = 0 [pid 8442] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8435] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8445] set_robust_list(0x7f42e822a9a0, 24 [pid 8444] rt_sigprocmask(SIG_SETMASK, [], [pid 8435] <... futex resumed>) = 0 [pid 8434] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8445] <... set_robust_list resumed>) = 0 [pid 8444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8435] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8434] <... futex resumed>) = 0 [pid 8445] rt_sigprocmask(SIG_SETMASK, [], [pid 8444] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8434] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8443] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8445] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8437] <... mmap resumed>) = 0x7f42e820a000 [pid 8437] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8437] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8446 attached [pid 8446] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8445] <... madvise resumed>) = 0 [pid 8437] <... clone3 resumed> => {parent_tid=[8446]}, 88) = 8446 [pid 8444] <... madvise resumed>) = 0 [pid 8446] <... rseq resumed>) = 0 [pid 8445] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8446] set_robust_list(0x7f42e822a9a0, 24 [pid 8444] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8446] <... set_robust_list resumed>) = 0 [pid 8445] <... futex resumed>) = 1 [pid 8434] <... futex resumed>) = 0 [pid 8435] <... futex resumed>) = 0 [pid 8446] rt_sigprocmask(SIG_SETMASK, [], [pid 8445] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8444] <... futex resumed>) = 1 [pid 8435] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8434] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8444] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8435] <... futex resumed>) = 0 [pid 8434] <... futex resumed>) = 0 [pid 8446] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8445] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8435] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8434] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8437] rt_sigprocmask(SIG_SETMASK, [], [pid 8436] <... mprotect resumed>) = 0 [pid 8437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8436] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8437] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8436] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8446] <... futex resumed>) = 0 [pid 8437] <... futex resumed>) = 1 [pid 8436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8446] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8437] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8436] <... clone3 resumed> => {parent_tid=[8447]}, 88) = 8447 ./strace-static-x86_64: Process 8447 attached [pid 8436] rt_sigprocmask(SIG_SETMASK, [], [pid 8447] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8436] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8436] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8447] <... rseq resumed>) = 0 [pid 8447] set_robust_list(0x7f42e822a9a0, 24 [pid 8446] <... madvise resumed>) = 0 [pid 8442] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8447] <... set_robust_list resumed>) = 0 [pid 8446] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8447] rt_sigprocmask(SIG_SETMASK, [], [pid 8446] <... futex resumed>) = 1 [pid 8442] <... futex resumed>) = 0 [pid 8437] <... futex resumed>) = 0 [pid 8447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8446] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8437] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8447] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8442] <... mmap resumed>) = 0x7f42e820a000 [pid 8437] <... futex resumed>) = 0 [pid 8447] <... madvise resumed>) = 0 [pid 8446] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8437] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8447] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8447] <... futex resumed>) = 1 [pid 8442] <... mprotect resumed>) = 0 [pid 8436] <... futex resumed>) = 0 [pid 8447] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8436] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8445] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8447] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8446] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8445] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8444] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8436] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8448 attached [pid 8447] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8446] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8445] <... futex resumed>) = 0 [pid 8444] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8436] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8448] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8447] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8446] <... futex resumed>) = 1 [pid 8445] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8444] <... futex resumed>) = 0 [pid 8442] <... clone3 resumed> => {parent_tid=[8448]}, 88) = 8448 [pid 8437] <... futex resumed>) = 0 [pid 8436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8448] <... rseq resumed>) = 0 [pid 8447] <... futex resumed>) = 0 [pid 8446] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8444] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8442] rt_sigprocmask(SIG_SETMASK, [], [pid 8448] set_robust_list(0x7f42e822a9a0, 24 [pid 8447] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8448] <... set_robust_list resumed>) = 0 [pid 8442] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8448] rt_sigprocmask(SIG_SETMASK, [], [pid 8442] <... futex resumed>) = 0 [pid 8448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8442] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8448] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8448] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8442] <... futex resumed>) = 0 [pid 8448] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8442] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8442] <... futex resumed>) = 0 [pid 8448] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8442] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8448] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8448] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8442] <... futex resumed>) = 0 [pid 8448] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8443] <... mmap resumed>) = 0x20000000 [pid 8440] <... mmap resumed>) = 0x20000000 [pid 8439] <... mmap resumed>) = 0x20000000 [pid 8443] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8442] exit_group(0 [pid 8441] <... mmap resumed>) = 0x20000000 [pid 8438] <... mmap resumed>) = 0x20000000 [pid 8439] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8440] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8448] <... futex resumed>) = ? [pid 8443] <... futex resumed>) = ? [pid 8442] <... exit_group resumed>) = ? [pid 8441] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8440] <... futex resumed>) = 0 [pid 8439] <... futex resumed>) = 0 [pid 8438] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8436] exit_group(0 [pid 8435] exit_group(0 [pid 8434] exit_group(0 [pid 8447] <... futex resumed>) = ? [pid 8445] <... futex resumed>) = ? [pid 8444] <... futex resumed>) = ? [pid 8443] +++ exited with 0 +++ [pid 8441] <... futex resumed>) = 0 [pid 8438] <... futex resumed>) = ? [pid 8436] <... exit_group resumed>) = ? [pid 8435] <... exit_group resumed>) = ? [pid 8434] <... exit_group resumed>) = ? [pid 8448] +++ exited with 0 +++ [pid 8447] +++ exited with 0 +++ [pid 8445] +++ exited with 0 +++ [pid 8444] +++ exited with 0 +++ [pid 8442] +++ exited with 0 +++ [pid 8441] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8440] +++ exited with 0 +++ [pid 8439] +++ exited with 0 +++ [pid 8438] +++ exited with 0 +++ [pid 8437] exit_group(0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8442, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8437] <... exit_group resumed>) = ? [pid 8446] <... futex resumed>) = ? [pid 8446] +++ exited with 0 +++ [pid 8441] <... futex resumed>) = ? [pid 8435] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8435, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8436] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8436, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8434] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8434, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 8449 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8449 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8449] set_robust_list(0x5555712a26a0, 24) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 8450 attached [pid 8449] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8450 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8449] setpgid(0, 0 [pid 8450] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 8451 attached [pid 8449] <... setpgid resumed>) = 0 [pid 8441] +++ exited with 0 +++ [pid 8450] <... set_robust_list resumed>) = 0 [pid 8437] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8451] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8451 [pid 8451] <... set_robust_list resumed>) = 0 [pid 8450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8437, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 8452 attached [pid 8451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8450] <... prctl resumed>) = 0 [pid 8452] set_robust_list(0x5555712a26a0, 24 [pid 8450] setpgid(0, 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8452 [pid 8452] <... set_robust_list resumed>) = 0 [pid 8452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8450] <... setpgid resumed>) = 0 [pid 8451] <... prctl resumed>) = 0 [pid 8449] <... openat resumed>) = 3 [pid 8452] <... prctl resumed>) = 0 [pid 8452] setpgid(0, 0 [pid 8450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8451] setpgid(0, 0 [pid 8449] write(3, "1000", 4 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8452] <... setpgid resumed>) = 0 [pid 8452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8451] <... setpgid resumed>) = 0 [pid 8449] <... write resumed>) = 4 [pid 8452] <... openat resumed>) = 3 ./strace-static-x86_64: Process 8453 attached [pid 8452] write(3, "1000", 4 [pid 8451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8450] <... openat resumed>) = 3 [pid 8449] close(3 [pid 8453] set_robust_list(0x5555712a26a0, 24 [pid 8452] <... write resumed>) = 4 [pid 8451] <... openat resumed>) = 3 [pid 8450] write(3, "1000", 4 [pid 8449] <... close resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8453 [pid 8451] write(3, "1000", 4 [pid 8450] <... write resumed>) = 4 executing program executing program [pid 8449] write(1, "executing program\n", 18 [pid 8450] close(3 [pid 8449] <... write resumed>) = 18 [pid 8450] <... close resumed>) = 0 [pid 8449] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] <... write resumed>) = 4 [pid 8450] write(1, "executing program\n", 18 [pid 8451] close(3 [pid 8449] <... futex resumed>) = 0 [pid 8450] <... write resumed>) = 18 [pid 8451] <... close resumed>) = 0 [pid 8449] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8453] <... set_robust_list resumed>) = 0 executing program [pid 8452] close(3 [pid 8451] write(1, "executing program\n", 18 [pid 8450] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8452] <... close resumed>) = 0 [pid 8451] <... write resumed>) = 18 [pid 8450] <... futex resumed>) = 0 [pid 8449] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8453] <... prctl resumed>) = 0 executing program [pid 8452] write(1, "executing program\n", 18 [pid 8451] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8450] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8453] setpgid(0, 0 [pid 8452] <... write resumed>) = 18 [pid 8451] <... futex resumed>) = 0 [pid 8449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8450] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8449] <... mmap resumed>) = 0x7f42e822b000 [pid 8451] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8449] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8451] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8449] <... mprotect resumed>) = 0 [pid 8451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8453] <... setpgid resumed>) = 0 [pid 8452] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8450] <... mmap resumed>) = 0x7f42e822b000 [pid 8449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8452] <... futex resumed>) = 0 [pid 8451] <... mmap resumed>) = 0x7f42e822b000 [pid 8453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8451] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8450] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8449] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8451] <... mprotect resumed>) = 0 [pid 8450] <... mprotect resumed>) = 0 [pid 8451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8452] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8453] <... openat resumed>) = 3 [pid 8452] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8451] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8454 attached [pid 8453] write(3, "1000", 4 [pid 8452] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8454] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8453] <... write resumed>) = 4 [pid 8452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8449] <... clone3 resumed> => {parent_tid=[8454]}, 88) = 8454 ./strace-static-x86_64: Process 8456 attached [pid 8449] rt_sigprocmask(SIG_SETMASK, [], [pid 8456] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8451] <... clone3 resumed> => {parent_tid=[8455]}, 88) = 8455 [pid 8449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8456] <... rseq resumed>) = 0 [pid 8451] rt_sigprocmask(SIG_SETMASK, [], [pid 8450] <... clone3 resumed> => {parent_tid=[8456]}, 88) = 8456 [pid 8449] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8455 attached [pid 8456] set_robust_list(0x7f42e824b9a0, 24 [pid 8454] <... rseq resumed>) = 0 [pid 8453] close(3 [pid 8452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8450] rt_sigprocmask(SIG_SETMASK, [], [pid 8449] <... futex resumed>) = 0 [pid 8456] <... set_robust_list resumed>) = 0 [pid 8455] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8454] set_robust_list(0x7f42e824b9a0, 24 [pid 8453] <... close resumed>) = 0 [pid 8452] <... mmap resumed>) = 0x7f42e822b000 [pid 8451] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8450] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 8449] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8456] rt_sigprocmask(SIG_SETMASK, [], [pid 8455] <... rseq resumed>) = 0 [pid 8453] write(1, "executing program\n", 18 [pid 8452] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8451] <... futex resumed>) = 0 [pid 8450] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8455] set_robust_list(0x7f42e824b9a0, 24 [pid 8454] <... set_robust_list resumed>) = 0 [pid 8453] <... write resumed>) = 18 [pid 8452] <... mprotect resumed>) = 0 [pid 8451] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8450] <... futex resumed>) = 0 [pid 8455] <... set_robust_list resumed>) = 0 [pid 8454] rt_sigprocmask(SIG_SETMASK, [], [pid 8456] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8455] rt_sigprocmask(SIG_SETMASK, [], [pid 8454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8453] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8452] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8450] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8456] <... openat resumed>) = 3 [pid 8454] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8453] <... futex resumed>) = 0 [pid 8452] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8456] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8455] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8453] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8456] <... futex resumed>) = 1 [pid 8454] <... openat resumed>) = 3 [pid 8452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8450] <... futex resumed>) = 0 [pid 8456] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8450] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8450] <... futex resumed>) = 0 [pid 8456] dup(3 [pid 8450] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8456] <... dup resumed>) = 4 [pid 8456] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8450] <... futex resumed>) = 0 [pid 8456] <... futex resumed>) = 1 [pid 8450] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8456] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8450] <... futex resumed>) = 0 [pid 8455] <... openat resumed>) = 3 [pid 8454] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8453] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8457 attached [pid 8455] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8454] <... futex resumed>) = 1 [pid 8453] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8452] <... clone3 resumed> => {parent_tid=[8457]}, 88) = 8457 [pid 8450] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8449] <... futex resumed>) = 0 [pid 8457] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8455] <... futex resumed>) = 1 [pid 8454] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8452] rt_sigprocmask(SIG_SETMASK, [], [pid 8451] <... futex resumed>) = 0 [pid 8449] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8457] <... rseq resumed>) = 0 [pid 8455] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8457] set_robust_list(0x7f42e824b9a0, 24 [pid 8454] dup(3 [pid 8453] <... mmap resumed>) = 0x7f42e822b000 [pid 8452] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8457] <... set_robust_list resumed>) = 0 [pid 8454] <... dup resumed>) = 4 [pid 8453] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8452] <... futex resumed>) = 0 [pid 8451] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] <... futex resumed>) = 0 [pid 8457] rt_sigprocmask(SIG_SETMASK, [], [pid 8455] <... futex resumed>) = 0 [pid 8454] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8453] <... mprotect resumed>) = 0 [pid 8452] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8451] <... futex resumed>) = 1 [pid 8449] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8455] dup(3 [pid 8454] <... futex resumed>) = 0 [pid 8453] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8457] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8455] <... dup resumed>) = 4 [pid 8454] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8455] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8453] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8451] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8457] <... openat resumed>) = 3 [pid 8455] <... futex resumed>) = 0 [pid 8453] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8449] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8457] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8455] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8454] <... futex resumed>) = 0 [pid 8451] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] <... futex resumed>) = 1 ./strace-static-x86_64: Process 8458 attached [pid 8457] <... futex resumed>) = 1 [pid 8455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8454] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8453] <... clone3 resumed> => {parent_tid=[8458]}, 88) = 8458 [pid 8452] <... futex resumed>) = 0 [pid 8451] <... futex resumed>) = 0 [pid 8449] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8458] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8457] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8455] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8451] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8458] <... rseq resumed>) = 0 [pid 8458] set_robust_list(0x7f42e824b9a0, 24 [pid 8453] rt_sigprocmask(SIG_SETMASK, [], [pid 8452] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8458] <... set_robust_list resumed>) = 0 [pid 8458] rt_sigprocmask(SIG_SETMASK, [], [pid 8453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8458] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8453] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8458] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8453] <... futex resumed>) = 0 [pid 8452] <... futex resumed>) = 1 [pid 8453] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8452] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8458] <... openat resumed>) = 3 [pid 8458] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8458] <... futex resumed>) = 0 [pid 8453] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8458] dup(3 [pid 8457] <... futex resumed>) = 0 [pid 8453] <... futex resumed>) = 0 [pid 8457] dup(3) = 4 [pid 8453] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8458] <... dup resumed>) = 4 [pid 8457] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8458] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8457] <... futex resumed>) = 1 [pid 8452] <... futex resumed>) = 0 [pid 8458] <... futex resumed>) = 1 [pid 8457] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8453] <... futex resumed>) = 0 [pid 8452] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8453] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8452] <... futex resumed>) = 0 [pid 8457] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8453] <... futex resumed>) = 0 [pid 8452] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8453] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8458] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8450] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8450] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8450] <... futex resumed>) = 0 [pid 8449] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8449] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8449] <... futex resumed>) = 0 [pid 8449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8450] <... mmap resumed>) = 0x7f42e820a000 [pid 8449] <... mmap resumed>) = 0x7f42e820a000 [pid 8449] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8450] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8449] <... mprotect resumed>) = 0 [pid 8450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8451] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8449] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8459 attached [pid 8453] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8452] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8451] <... futex resumed>) = 0 [pid 8450] <... clone3 resumed> => {parent_tid=[8459]}, 88) = 8459 [pid 8449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8453] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8452] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8453] <... futex resumed>) = 0 [pid 8452] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8460 attached [pid 8453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8450] rt_sigprocmask(SIG_SETMASK, [], [pid 8453] <... mmap resumed>) = 0x7f42e820a000 [pid 8452] <... mmap resumed>) = 0x7f42e820a000 [pid 8459] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8453] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8452] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8460] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8459] <... rseq resumed>) = 0 [pid 8453] <... mprotect resumed>) = 0 [pid 8452] <... mprotect resumed>) = 0 [pid 8450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8460] <... rseq resumed>) = 0 [pid 8459] set_robust_list(0x7f42e822a9a0, 24 [pid 8453] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8452] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8460] set_robust_list(0x7f42e822a9a0, 24 [pid 8459] <... set_robust_list resumed>) = 0 [pid 8453] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8452] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8451] <... mmap resumed>) = 0x7f42e820a000 [pid 8450] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] <... clone3 resumed> => {parent_tid=[8460]}, 88) = 8460 [pid 8460] <... set_robust_list resumed>) = 0 [pid 8459] rt_sigprocmask(SIG_SETMASK, [], [pid 8453] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8451] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8450] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8462 attached ./strace-static-x86_64: Process 8461 attached [pid 8460] rt_sigprocmask(SIG_SETMASK, [], [pid 8459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8462] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8461] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8459] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8453] <... clone3 resumed> => {parent_tid=[8462]}, 88) = 8462 [pid 8452] <... clone3 resumed> => {parent_tid=[8461]}, 88) = 8461 [pid 8451] <... mprotect resumed>) = 0 [pid 8450] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8449] rt_sigprocmask(SIG_SETMASK, [], [pid 8462] <... rseq resumed>) = 0 [pid 8461] <... rseq resumed>) = 0 [pid 8460] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8459] <... madvise resumed>) = 0 [pid 8453] rt_sigprocmask(SIG_SETMASK, [], [pid 8452] rt_sigprocmask(SIG_SETMASK, [], [pid 8449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8462] set_robust_list(0x7f42e822a9a0, 24 [pid 8451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8449] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8449] <... futex resumed>) = 1 [pid 8460] <... futex resumed>) = 0 [pid 8462] <... set_robust_list resumed>) = 0 [pid 8461] set_robust_list(0x7f42e822a9a0, 24 [pid 8453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8452] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8463 attached [pid 8462] rt_sigprocmask(SIG_SETMASK, [], [pid 8461] <... set_robust_list resumed>) = 0 [pid 8460] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8453] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8452] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8461] rt_sigprocmask(SIG_SETMASK, [], [pid 8453] <... futex resumed>) = 0 [pid 8452] <... futex resumed>) = 0 [pid 8462] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8463] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8462] <... madvise resumed>) = 0 [pid 8461] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8453] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8452] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8451] <... clone3 resumed> => {parent_tid=[8463]}, 88) = 8463 [pid 8463] <... rseq resumed>) = 0 [pid 8451] rt_sigprocmask(SIG_SETMASK, [], [pid 8463] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8463] rt_sigprocmask(SIG_SETMASK, [], [pid 8460] <... madvise resumed>) = 0 [pid 8459] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8460] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8459] <... futex resumed>) = 1 [pid 8451] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8450] <... futex resumed>) = 0 [pid 8463] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8460] <... futex resumed>) = 1 [pid 8451] <... futex resumed>) = 0 [pid 8450] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8449] <... futex resumed>) = 0 [pid 8451] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8450] <... futex resumed>) = 0 [pid 8450] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8449] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8460] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8449] <... futex resumed>) = 0 [pid 8462] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8461] <... madvise resumed>) = 0 [pid 8459] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8449] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8462] <... futex resumed>) = 1 [pid 8453] <... futex resumed>) = 0 [pid 8453] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8461] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8453] <... futex resumed>) = 0 [pid 8462] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8461] <... futex resumed>) = 1 [pid 8453] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8452] <... futex resumed>) = 0 [pid 8452] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8461] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8452] <... futex resumed>) = 0 [pid 8452] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8462] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8461] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8460] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8459] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8461] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8460] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8459] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8459] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8450] <... futex resumed>) = 0 [pid 8462] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8461] <... futex resumed>) = 1 [pid 8452] <... futex resumed>) = 0 [pid 8462] <... futex resumed>) = 1 [pid 8461] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8460] <... futex resumed>) = 1 [pid 8453] <... futex resumed>) = 0 [pid 8449] <... futex resumed>) = 0 [pid 8460] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8462] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8463] <... madvise resumed>) = 0 [pid 8451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8463] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8463] <... futex resumed>) = 0 [pid 8451] <... futex resumed>) = 0 [pid 8463] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e81e9000 [pid 8451] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8458] <... mmap resumed>) = 0x20000000 [pid 8451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8456] <... mmap resumed>) = 0x20000000 [pid 8456] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8455] <... mmap resumed>) = 0x20000000 [pid 8454] <... mmap resumed>) = 0x20000000 [pid 8458] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8456] <... futex resumed>) = 0 [pid 8455] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8454] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 8464 attached [pid 8458] <... futex resumed>) = 0 [pid 8457] <... mmap resumed>) = 0x20000000 [pid 8456] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8455] <... futex resumed>) = 0 [pid 8454] <... futex resumed>) = 0 [pid 8451] <... clone3 resumed> => {parent_tid=[8464]}, 88) = 8464 [pid 8450] exit_group(0 [pid 8449] exit_group(0 [pid 8464] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 8460] <... futex resumed>) = ? [pid 8459] <... futex resumed>) = ? [pid 8458] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8457] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8456] <... futex resumed>) = ? [pid 8455] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8453] exit_group(0 [pid 8451] rt_sigprocmask(SIG_SETMASK, [], [pid 8450] <... exit_group resumed>) = ? [pid 8449] <... exit_group resumed>) = ? [pid 8464] <... rseq resumed>) = 0 [pid 8462] <... futex resumed>) = ? [pid 8460] +++ exited with 0 +++ [pid 8459] +++ exited with 0 +++ [pid 8458] <... futex resumed>) = ? [pid 8457] <... futex resumed>) = 0 [pid 8456] +++ exited with 0 +++ [pid 8454] +++ exited with 0 +++ [pid 8453] <... exit_group resumed>) = ? [pid 8451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8464] set_robust_list(0x7f42e82099a0, 24 [pid 8462] +++ exited with 0 +++ [pid 8458] +++ exited with 0 +++ [pid 8457] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8451] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8451] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8464] <... set_robust_list resumed>) = 0 [pid 8452] exit_group(0 [pid 8464] rt_sigprocmask(SIG_SETMASK, [], [pid 8461] <... futex resumed>) = ? [pid 8457] <... futex resumed>) = ? [pid 8452] <... exit_group resumed>) = ? [pid 8449] +++ exited with 0 +++ [pid 8464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8461] +++ exited with 0 +++ [pid 8457] +++ exited with 0 +++ [pid 8453] +++ exited with 0 +++ [pid 8450] +++ exited with 0 +++ [pid 8464] madvise(0x20000000, 6291458, MADV_REMOVE [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8450, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8449, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8453, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8464] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8464] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8451] <... futex resumed>) = 0 [pid 8464] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8451] exit_group(0 [pid 8463] <... futex resumed>) = ? [pid 8451] <... exit_group resumed>) = ? [pid 8464] <... futex resumed>) = ? [pid 8455] <... futex resumed>) = ? [pid 8463] +++ exited with 0 +++ [pid 8455] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8465 attached [pid 8465] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... restart_syscall resumed>) = 0 [pid 8465] <... set_robust_list resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8465 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8452] +++ exited with 0 +++ ./strace-static-x86_64: Process 8466 attached [pid 8465] <... prctl resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8467 attached [pid 8466] set_robust_list(0x5555712a26a0, 24 [pid 8465] setpgid(0, 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8452, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8466] <... set_robust_list resumed>) = 0 [pid 8465] <... setpgid resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8466 [pid 8466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8467] set_robust_list(0x5555712a26a0, 24 [pid 8466] <... prctl resumed>) = 0 [pid 8465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 8468 attached [pid 8468] set_robust_list(0x5555712a26a0, 24 [pid 8466] setpgid(0, 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8467 [pid 8468] <... set_robust_list resumed>) = 0 [pid 8467] <... set_robust_list resumed>) = 0 [pid 8466] <... setpgid resumed>) = 0 [pid 8465] <... openat resumed>) = 3 [pid 8468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8468] <... prctl resumed>) = 0 [pid 8467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8465] write(3, "1000", 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8468 [pid 8468] setpgid(0, 0 [pid 8467] <... prctl resumed>) = 0 [pid 8465] <... write resumed>) = 4 [pid 8466] <... openat resumed>) = 3 [pid 8466] write(3, "1000", 4 [pid 8468] <... setpgid resumed>) = 0 [pid 8467] setpgid(0, 0 [pid 8466] <... write resumed>) = 4 [pid 8465] close(3 [pid 8464] +++ exited with 0 +++ [pid 8451] +++ exited with 0 +++ [pid 8468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8466] close(3 [pid 8465] <... close resumed>) = 0 executing program [pid 8467] <... setpgid resumed>) = 0 [pid 8466] <... close resumed>) = 0 [pid 8465] write(1, "executing program\n", 18 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8451, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8468] <... openat resumed>) = 3 [pid 8467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8466] write(1, "executing program\n", 18 [pid 8465] <... write resumed>) = 18 executing program [pid 8468] write(3, "1000", 4 [pid 8467] <... openat resumed>) = 3 [pid 8466] <... write resumed>) = 18 [pid 8465] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8468] <... write resumed>) = 4 [pid 8466] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8465] <... futex resumed>) = 0 [pid 8467] write(3, "1000", 4 [pid 8468] close(3 [pid 8466] <... futex resumed>) = 0 executing program [pid 8465] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8468] <... close resumed>) = 0 [pid 8466] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8468] write(1, "executing program\n", 18 [pid 8466] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8465] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8468] <... write resumed>) = 18 [pid 8466] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8468] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8465] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8469 attached [pid 8468] <... futex resumed>) = 0 [pid 8467] <... write resumed>) = 4 [pid 8466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8469] set_robust_list(0x5555712a26a0, 24 [pid 8468] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8467] close(3 [pid 8466] <... mmap resumed>) = 0x7f42e822b000 [pid 8465] <... mmap resumed>) = 0x7f42e822b000 [pid 8469] <... set_robust_list resumed>) = 0 [pid 8468] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8466] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8465] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8467] <... close resumed>) = 0 [pid 8468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8466] <... mprotect resumed>) = 0 [pid 8465] <... mprotect resumed>) = 0 [pid 8468] <... mmap resumed>) = 0x7f42e822b000 [pid 8469] <... prctl resumed>) = 0 [pid 8468] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE executing program [pid 8467] write(1, "executing program\n", 18 [pid 8466] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8465] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8469 [pid 8469] setpgid(0, 0 [pid 8467] <... write resumed>) = 18 [pid 8469] <... setpgid resumed>) = 0 [pid 8468] <... mprotect resumed>) = 0 [pid 8467] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8466] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8465] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8468] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8467] <... futex resumed>) = 0 [pid 8469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8468] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8467] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8469] <... openat resumed>) = 3 [pid 8468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8467] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8469] write(3, "1000", 4 [pid 8466] <... clone3 resumed> => {parent_tid=[8470]}, 88) = 8470 [pid 8465] <... clone3 resumed> => {parent_tid=[8471]}, 88) = 8471 ./strace-static-x86_64: Process 8471 attached ./strace-static-x86_64: Process 8470 attached [pid 8467] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8471] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8470] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8471] <... rseq resumed>) = 0 [pid 8470] <... rseq resumed>) = 0 [pid 8467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8471] set_robust_list(0x7f42e824b9a0, 24 [pid 8470] set_robust_list(0x7f42e824b9a0, 24./strace-static-x86_64: Process 8472 attached [pid 8471] <... set_robust_list resumed>) = 0 [pid 8470] <... set_robust_list resumed>) = 0 [pid 8469] <... write resumed>) = 4 [pid 8466] rt_sigprocmask(SIG_SETMASK, [], [pid 8465] rt_sigprocmask(SIG_SETMASK, [], [pid 8472] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8471] rt_sigprocmask(SIG_SETMASK, [], [pid 8470] rt_sigprocmask(SIG_SETMASK, [], [pid 8469] close(3 [pid 8468] <... clone3 resumed> => {parent_tid=[8472]}, 88) = 8472 [pid 8467] <... mmap resumed>) = 0x7f42e822b000 [pid 8466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8472] <... rseq resumed>) = 0 [pid 8471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8469] <... close resumed>) = 0 [pid 8468] rt_sigprocmask(SIG_SETMASK, [], [pid 8466] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8465] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8467] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 8472] set_robust_list(0x7f42e824b9a0, 24 [pid 8471] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8470] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8469] write(1, "executing program\n", 18 [pid 8468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8467] <... mprotect resumed>) = 0 [pid 8466] <... futex resumed>) = 0 [pid 8465] <... futex resumed>) = 0 [pid 8472] <... set_robust_list resumed>) = 0 [pid 8470] <... openat resumed>) = 3 [pid 8469] <... write resumed>) = 18 [pid 8468] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8466] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8465] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8472] rt_sigprocmask(SIG_SETMASK, [], [pid 8470] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8469] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8468] <... futex resumed>) = 0 [pid 8467] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8469] <... futex resumed>) = 0 [pid 8468] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8466] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8472] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8469] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8466] <... futex resumed>) = 0 [pid 8472] <... openat resumed>) = 3 [pid 8471] <... openat resumed>) = 3 [pid 8469] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8466] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8472] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8472] <... futex resumed>) = 1 [pid 8469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8468] <... futex resumed>) = 0 [pid 8472] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8468] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8471] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8470] <... futex resumed>) = 1 [pid 8469] <... mmap resumed>) = 0x7f42e822b000 [pid 8468] <... futex resumed>) = 0 [pid 8467] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8466] <... futex resumed>) = 0 [pid 8472] dup(3 [pid 8471] <... futex resumed>) = 1 [pid 8470] dup(3 [pid 8469] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8468] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8466] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 8465] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8473 attached [pid 8472] <... dup resumed>) = 4 [pid 8471] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8470] <... dup resumed>) = 4 [pid 8469] <... mprotect resumed>) = 0 [pid 8465] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8473] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8472] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8470] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8469] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8467] <... clone3 resumed> => {parent_tid=[8473]}, 88) = 8473 [pid 8465] <... futex resumed>) = 0 [pid 8473] <... rseq resumed>) = 0 [pid 8472] <... futex resumed>) = 1 [pid 8471] dup(3 [pid 8470] <... futex resumed>) = 1 [pid 8469] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8468] <... futex resumed>) = 0 [pid 8467] rt_sigprocmask(SIG_SETMASK, [], [pid 8466] <... futex resumed>) = 0 [pid 8465] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8473] set_robust_list(0x7f42e824b9a0, 24 [pid 8472] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8471] <... dup resumed>) = 4 [pid 8470] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8468] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8466] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8474 attached [pid 8473] <... set_robust_list resumed>) = 0 [pid 8472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8471] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8468] <... futex resumed>) = 0 [pid 8467] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8466] <... futex resumed>) = 0 [pid 8474] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8473] rt_sigprocmask(SIG_SETMASK, [], [pid 8472] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8471] <... futex resumed>) = 1 [pid 8470] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8469] <... clone3 resumed> => {parent_tid=[8474]}, 88) = 8474 [pid 8468] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] <... futex resumed>) = 0 [pid 8466] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8465] <... futex resumed>) = 0 [pid 8474] <... rseq resumed>) = 0 [pid 8473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8469] rt_sigprocmask(SIG_SETMASK, [], [pid 8465] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8469] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8465] <... futex resumed>) = 0 [pid 8474] set_robust_list(0x7f42e824b9a0, 24 [pid 8473] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8471] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8469] <... futex resumed>) = 0 [pid 8467] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8465] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8474] <... set_robust_list resumed>) = 0 [pid 8473] <... openat resumed>) = 3 [pid 8469] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8474] rt_sigprocmask(SIG_SETMASK, [], [pid 8473] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8474] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8474] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8469] <... futex resumed>) = 0 [pid 8473] <... futex resumed>) = 1 [pid 8469] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8473] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] <... futex resumed>) = 0 [pid 8469] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8474] dup(3) = 4 [pid 8474] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8469] <... futex resumed>) = 0 [pid 8467] <... futex resumed>) = 0 [pid 8474] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8467] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8473] <... futex resumed>) = 0 [pid 8469] <... futex resumed>) = 0 [pid 8467] <... futex resumed>) = 1 [pid 8474] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8473] dup(3 [pid 8469] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8473] <... dup resumed>) = 4 [pid 8473] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8473] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8467] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8473] <... futex resumed>) = 0 [pid 8467] <... futex resumed>) = 1 [pid 8473] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8467] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8468] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8466] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8468] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8468] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8465] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8466] <... mmap resumed>) = 0x7f42e820a000 [pid 8466] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8466] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8465] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8469] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8466] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8465] <... mprotect resumed>) = 0 [pid 8469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8468] <... mprotect resumed>) = 0 [pid 8469] <... mmap resumed>) = 0x7f42e820a000 [pid 8468] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8465] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8475 attached [pid 8469] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8468] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8465] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8475] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8469] <... mprotect resumed>) = 0 [pid 8468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8466] <... clone3 resumed> => {parent_tid=[8475]}, 88) = 8475 ./strace-static-x86_64: Process 8476 attached [pid 8475] <... rseq resumed>) = 0 [pid 8469] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8466] rt_sigprocmask(SIG_SETMASK, [], [pid 8465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8476] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8475] set_robust_list(0x7f42e822a9a0, 24 [pid 8469] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8468] <... clone3 resumed> => {parent_tid=[8476]}, 88) = 8476 [pid 8466] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8477 attached [pid 8476] <... rseq resumed>) = 0 [pid 8475] <... set_robust_list resumed>) = 0 [pid 8469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8468] rt_sigprocmask(SIG_SETMASK, [], [pid 8466] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8475] rt_sigprocmask(SIG_SETMASK, [], [pid 8468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8468] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8466] <... futex resumed>) = 0 [pid 8465] <... clone3 resumed> => {parent_tid=[8477]}, 88) = 8477 [pid 8475] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8468] <... futex resumed>) = 0 [pid 8465] rt_sigprocmask(SIG_SETMASK, [], [pid 8477] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8476] set_robust_list(0x7f42e822a9a0, 24 [pid 8475] <... madvise resumed>) = 0 [pid 8469] <... clone3 resumed> => {parent_tid=[8478]}, 88) = 8478 [pid 8468] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8466] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8478 attached [pid 8477] <... rseq resumed>) = 0 [pid 8476] <... set_robust_list resumed>) = 0 [pid 8469] rt_sigprocmask(SIG_SETMASK, [], [pid 8467] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8478] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8477] set_robust_list(0x7f42e822a9a0, 24 [pid 8476] rt_sigprocmask(SIG_SETMASK, [], [pid 8469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8467] <... futex resumed>) = 0 [pid 8465] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8478] <... rseq resumed>) = 0 [pid 8477] <... set_robust_list resumed>) = 0 [pid 8476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8469] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8465] <... futex resumed>) = 0 [pid 8478] set_robust_list(0x7f42e822a9a0, 24 [pid 8477] rt_sigprocmask(SIG_SETMASK, [], [pid 8476] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8469] <... futex resumed>) = 0 [pid 8467] <... mmap resumed>) = 0x7f42e820a000 [pid 8465] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8478] <... set_robust_list resumed>) = 0 [pid 8477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8467] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8478] rt_sigprocmask(SIG_SETMASK, [], [pid 8477] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8475] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8473] <... mmap resumed>) = 0x20000000 [pid 8472] <... mmap resumed>) = 0x20000000 [pid 8469] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] <... mprotect resumed>) = 0 [pid 8471] <... mmap resumed>) = 0x20000000 [pid 8478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8475] <... futex resumed>) = 1 [pid 8474] <... mmap resumed>) = 0x20000000 [pid 8467] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8466] <... futex resumed>) = 0 [pid 8478] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8467] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8466] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8477] <... madvise resumed>) = 0 [pid 8476] <... madvise resumed>) = 0 [pid 8475] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8474] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8473] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8472] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8471] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8470] <... mmap resumed>) = 0x20000000 [pid 8467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8466] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8479 attached [pid 8478] <... madvise resumed>) = 0 [pid 8476] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8474] <... futex resumed>) = 0 [pid 8473] <... futex resumed>) = 0 [pid 8472] <... futex resumed>) = 0 [pid 8471] <... futex resumed>) = 0 [pid 8470] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8466] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8479] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8478] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8477] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8476] <... futex resumed>) = 1 [pid 8474] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8473] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8472] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8471] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8470] <... futex resumed>) = 0 [pid 8468] <... futex resumed>) = 0 [pid 8467] <... clone3 resumed> => {parent_tid=[8479]}, 88) = 8479 [pid 8479] <... rseq resumed>) = 0 [pid 8478] <... futex resumed>) = 1 [pid 8477] <... futex resumed>) = 1 [pid 8476] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8470] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] <... futex resumed>) = 0 [pid 8468] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8467] rt_sigprocmask(SIG_SETMASK, [], [pid 8465] <... futex resumed>) = 0 [pid 8479] set_robust_list(0x7f42e822a9a0, 24 [pid 8478] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8477] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8472] <... futex resumed>) = 0 [pid 8469] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8468] <... futex resumed>) = 1 [pid 8467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8465] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8479] <... set_robust_list resumed>) = 0 [pid 8474] <... futex resumed>) = 0 [pid 8472] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8471] <... futex resumed>) = 0 [pid 8469] <... futex resumed>) = 1 [pid 8468] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8465] <... futex resumed>) = 1 [pid 8479] rt_sigprocmask(SIG_SETMASK, [], [pid 8474] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8471] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8469] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8467] <... futex resumed>) = 0 [pid 8465] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8467] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8479] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8472] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8475] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8474] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8472] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8471] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8474] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8472] <... futex resumed>) = 1 [pid 8468] <... futex resumed>) = 0 [pid 8471] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8475] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8474] <... futex resumed>) = 1 [pid 8472] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] <... futex resumed>) = 0 [pid 8468] exit_group(0 [pid 8475] <... futex resumed>) = 1 [pid 8474] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8471] <... futex resumed>) = 1 [pid 8466] <... futex resumed>) = 0 [pid 8468] <... exit_group resumed>) = ? [pid 8465] <... futex resumed>) = 0 [pid 8472] <... futex resumed>) = ? [pid 8476] <... futex resumed>) = ? [pid 8475] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8471] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8469] exit_group(0 [pid 8466] exit_group(0 [pid 8465] exit_group(0 [pid 8476] +++ exited with 0 +++ [pid 8475] <... futex resumed>) = ? [pid 8472] +++ exited with 0 +++ [pid 8470] <... futex resumed>) = ? [pid 8466] <... exit_group resumed>) = ? [pid 8478] <... futex resumed>) = ? [pid 8477] <... futex resumed>) = ? [pid 8475] +++ exited with 0 +++ [pid 8474] <... futex resumed>) = ? [pid 8471] <... futex resumed>) = ? [pid 8470] +++ exited with 0 +++ [pid 8469] <... exit_group resumed>) = ? [pid 8468] +++ exited with 0 +++ [pid 8465] <... exit_group resumed>) = ? [pid 8477] +++ exited with 0 +++ [pid 8471] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8468, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8474] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8480 attached [pid 8466] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8480 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8466, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8480] set_robust_list(0x5555712a26a0, 24 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8480] <... set_robust_list resumed>) = 0 [pid 8480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8479] <... madvise resumed>) = 0 [pid 8478] +++ exited with 0 +++ [pid 8469] +++ exited with 0 +++ [pid 8465] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 8480] setpgid(0, 0 [pid 8479] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8465, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8469, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8480] <... setpgid resumed>) = 0 [pid 8479] <... futex resumed>) = 1 [pid 8467] <... futex resumed>) = 0 [pid 8479] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8467] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8467] <... futex resumed>) = 1 [pid 8480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 8481 attached [pid 8473] <... futex resumed>) = 0 [pid 8467] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8481] set_robust_list(0x5555712a26a0, 24 [pid 8480] <... openat resumed>) = 3 [pid 8473] madvise(0x20000000, 6291458, MADV_REMOVE [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8481 ./strace-static-x86_64: Process 8482 attached [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8482 ./strace-static-x86_64: Process 8483 attached [pid 8482] set_robust_list(0x5555712a26a0, 24 [pid 8481] <... set_robust_list resumed>) = 0 [pid 8480] write(3, "1000", 4 [pid 8473] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8473] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8483 [pid 8483] set_robust_list(0x5555712a26a0, 24 [pid 8482] <... set_robust_list resumed>) = 0 [pid 8481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8480] <... write resumed>) = 4 [pid 8473] <... futex resumed>) = 1 [pid 8467] <... futex resumed>) = 0 [pid 8483] <... set_robust_list resumed>) = 0 [pid 8482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8481] <... prctl resumed>) = 0 [pid 8480] close(3 [pid 8473] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8467] exit_group(0 [pid 8483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8482] <... prctl resumed>) = 0 [pid 8481] setpgid(0, 0 [pid 8480] <... close resumed>) = 0 [pid 8483] <... prctl resumed>) = 0 [pid 8480] write(1, "executing program\n", 18executing program [pid 8479] <... futex resumed>) = ? [pid 8473] <... futex resumed>) = ? [pid 8467] <... exit_group resumed>) = ? [pid 8481] <... setpgid resumed>) = 0 [pid 8483] setpgid(0, 0 [pid 8482] setpgid(0, 0 [pid 8481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8480] <... write resumed>) = 18 [pid 8479] +++ exited with 0 +++ [pid 8473] +++ exited with 0 +++ [pid 8482] <... setpgid resumed>) = 0 [pid 8481] <... openat resumed>) = 3 [pid 8480] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8480] <... futex resumed>) = 0 [pid 8483] <... setpgid resumed>) = 0 [pid 8482] <... openat resumed>) = 3 [pid 8481] write(3, "1000", 4 [pid 8483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8482] write(3, "1000", 4 [pid 8481] <... write resumed>) = 4 [pid 8480] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8483] <... openat resumed>) = 3 [pid 8482] <... write resumed>) = 4 [pid 8481] close(3 [pid 8480] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8483] write(3, "1000", 4 [pid 8482] close(3 [pid 8481] <... close resumed>) = 0 [pid 8480] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8483] <... write resumed>) = 4 [pid 8482] <... close resumed>) = 0 executing program [pid 8481] write(1, "executing program\n", 18 [pid 8480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8483] close(3 [pid 8482] write(1, "executing program\n", 18 [pid 8481] <... write resumed>) = 18 [pid 8480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8483] <... close resumed>) = 0 executing program executing program [pid 8483] write(1, "executing program\n", 18 [pid 8482] <... write resumed>) = 18 [pid 8481] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8480] <... mmap resumed>) = 0x7f42e822b000 [pid 8483] <... write resumed>) = 18 [pid 8482] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8482] <... futex resumed>) = 0 [pid 8481] <... futex resumed>) = 0 [pid 8480] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8483] <... futex resumed>) = 0 [pid 8482] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8483] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8482] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8481] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8480] <... mprotect resumed>) = 0 [pid 8483] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8481] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8481] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8467] +++ exited with 0 +++ [pid 8483] <... mmap resumed>) = 0x7f42e822b000 [pid 8482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8480] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8483] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8482] <... mmap resumed>) = 0x7f42e822b000 [pid 8481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8483] <... mprotect resumed>) = 0 [pid 8482] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8480] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8467, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8483] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8481] <... mmap resumed>) = 0x7f42e822b000 [pid 8480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8482] <... mprotect resumed>) = 0 [pid 8481] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8484 attached [pid 8483] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8484] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8481] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 8485 attached [pid 8484] <... rseq resumed>) = 0 [pid 8485] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8484] set_robust_list(0x7f42e824b9a0, 24 [pid 8485] <... rseq resumed>) = 0 [pid 8484] <... set_robust_list resumed>) = 0 [pid 8483] <... clone3 resumed> => {parent_tid=[8485]}, 88) = 8485 [pid 8485] set_robust_list(0x7f42e824b9a0, 24 [pid 8484] rt_sigprocmask(SIG_SETMASK, [], [pid 8483] rt_sigprocmask(SIG_SETMASK, [], [pid 8485] <... set_robust_list resumed>) = 0 [pid 8484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8485] rt_sigprocmask(SIG_SETMASK, [], [pid 8484] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8483] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8485] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8483] <... futex resumed>) = 0 [pid 8483] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8485] <... openat resumed>) = 3 [pid 8482] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8481] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5843] <... restart_syscall resumed>) = 0 [pid 8485] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8481] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8480] <... clone3 resumed> => {parent_tid=[8484]}, 88) = 8484 [pid 8485] <... futex resumed>) = 1 [pid 8483] <... futex resumed>) = 0 [pid 8481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8480] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8486 attached [pid 8485] dup(3 [pid 8483] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8482] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8485] <... dup resumed>) = 4 [pid 8483] <... futex resumed>) = 0 [pid 8485] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8486] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8481] <... clone3 resumed> => {parent_tid=[8486]}, 88) = 8486 [pid 8480] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8485] <... futex resumed>) = 0 [pid 8484] <... futex resumed>) = 0 [pid 8483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8481] rt_sigprocmask(SIG_SETMASK, [], [pid 8480] <... futex resumed>) = 1 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8487 attached [pid 8486] <... rseq resumed>) = 0 [pid 8485] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8484] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8483] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8480] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8487] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8486] set_robust_list(0x7f42e824b9a0, 24 [pid 8485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8486] <... set_robust_list resumed>) = 0 [pid 8482] <... clone3 resumed> => {parent_tid=[8487]}, 88) = 8487 [pid 8486] rt_sigprocmask(SIG_SETMASK, [], [pid 8482] rt_sigprocmask(SIG_SETMASK, [], [pid 8486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8486] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8482] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8487] <... rseq resumed>) = 0 [pid 8485] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8484] <... openat resumed>) = 3 [pid 8483] <... futex resumed>) = 0 [pid 8482] <... futex resumed>) = 0 [pid 8481] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8488 attached [pid 8487] set_robust_list(0x7f42e824b9a0, 24 [pid 8484] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8482] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8481] <... futex resumed>) = 1 [pid 8486] <... futex resumed>) = 0 [pid 8488] set_robust_list(0x5555712a26a0, 24 [pid 8487] <... set_robust_list resumed>) = 0 [pid 8486] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8484] <... futex resumed>) = 1 [pid 8481] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8480] <... futex resumed>) = 0 [pid 8488] <... set_robust_list resumed>) = 0 [pid 8487] rt_sigprocmask(SIG_SETMASK, [], [pid 8486] <... openat resumed>) = 3 [pid 8484] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8480] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8486] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8480] <... futex resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8488 [pid 8480] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8486] <... futex resumed>) = 1 [pid 8481] <... futex resumed>) = 0 [pid 8486] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8481] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8481] <... futex resumed>) = 0 [pid 8486] dup(3 [pid 8481] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8486] <... dup resumed>) = 4 [pid 8486] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8481] <... futex resumed>) = 0 [pid 8486] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8481] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8486] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8481] <... futex resumed>) = 0 [pid 8488] <... prctl resumed>) = 0 [pid 8487] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8484] dup(3 [pid 8488] setpgid(0, 0) = 0 [pid 8487] <... openat resumed>) = 3 [pid 8484] <... dup resumed>) = 4 [pid 8481] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8487] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8484] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8487] <... futex resumed>) = 1 [pid 8484] <... futex resumed>) = 1 [pid 8480] <... futex resumed>) = 0 [pid 8487] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8484] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8480] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8480] <... futex resumed>) = 0 [pid 8488] <... openat resumed>) = 3 [pid 8484] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8480] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8488] write(3, "1000", 4 [pid 8482] <... futex resumed>) = 0 [pid 8482] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] <... write resumed>) = 4 [pid 8487] <... futex resumed>) = 0 [pid 8482] <... futex resumed>) = 1 [pid 8488] close(3 [pid 8487] dup(3 [pid 8482] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8487] <... dup resumed>) = 4 [pid 8488] <... close resumed>) = 0 executing program [pid 8488] write(1, "executing program\n", 18 [pid 8487] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] <... write resumed>) = 18 [pid 8487] <... futex resumed>) = 1 [pid 8482] <... futex resumed>) = 0 [pid 8488] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8487] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8482] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] <... futex resumed>) = 0 [pid 8487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8482] <... futex resumed>) = 0 [pid 8488] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8487] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8482] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8488] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8488] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8489 attached [pid 8489] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8488] <... clone3 resumed> => {parent_tid=[8489]}, 88) = 8489 [pid 8489] <... rseq resumed>) = 0 [pid 8488] rt_sigprocmask(SIG_SETMASK, [], [pid 8489] set_robust_list(0x7f42e824b9a0, 24 [pid 8488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8489] <... set_robust_list resumed>) = 0 [pid 8488] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8489] rt_sigprocmask(SIG_SETMASK, [], [pid 8488] <... futex resumed>) = 0 [pid 8489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8488] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8489] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8489] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8489] <... futex resumed>) = 1 [pid 8488] <... futex resumed>) = 0 [pid 8483] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8483] <... futex resumed>) = 0 [pid 8488] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8489] dup(3 [pid 8483] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8489] <... dup resumed>) = 4 [pid 8483] <... mprotect resumed>) = 0 [pid 8489] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8489] <... futex resumed>) = 1 [pid 8488] <... futex resumed>) = 0 [pid 8483] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8489] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8488] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8488] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8490 attached [pid 8489] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8488] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8490] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8483] <... clone3 resumed> => {parent_tid=[8490]}, 88) = 8490 [pid 8490] <... rseq resumed>) = 0 [pid 8483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8490] set_robust_list(0x7f42e822a9a0, 24 [pid 8481] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8481] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8490] <... set_robust_list resumed>) = 0 [pid 8483] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8481] <... mmap resumed>) = 0x7f42e820a000 [pid 8480] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8490] rt_sigprocmask(SIG_SETMASK, [], [pid 8483] <... futex resumed>) = 0 [pid 8480] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8481] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8480] <... futex resumed>) = 0 [pid 8481] <... mprotect resumed>) = 0 [pid 8480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8481] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8480] <... mmap resumed>) = 0x7f42e820a000 [pid 8490] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8480] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8481] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8480] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 8491 attached [pid 8480] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8491] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8481] <... clone3 resumed> => {parent_tid=[8491]}, 88) = 8491 [pid 8480] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8491] <... rseq resumed>) = 0 [pid 8481] rt_sigprocmask(SIG_SETMASK, [], [pid 8480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8491] set_robust_list(0x7f42e822a9a0, 24 [pid 8481] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8492 attached [pid 8491] <... set_robust_list resumed>) = 0 [pid 8481] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8491] rt_sigprocmask(SIG_SETMASK, [], [pid 8482] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8481] <... futex resumed>) = 0 [pid 8492] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8482] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8481] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8480] <... clone3 resumed> => {parent_tid=[8492]}, 88) = 8492 [pid 8492] <... rseq resumed>) = 0 [pid 8491] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8490] <... madvise resumed>) = 0 [pid 8482] <... futex resumed>) = 0 [pid 8480] rt_sigprocmask(SIG_SETMASK, [], [pid 8492] set_robust_list(0x7f42e822a9a0, 24 [pid 8490] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8492] <... set_robust_list resumed>) = 0 [pid 8480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8492] rt_sigprocmask(SIG_SETMASK, [], [pid 8490] <... futex resumed>) = 1 [pid 8483] <... futex resumed>) = 0 [pid 8492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8490] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8483] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8480] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8491] <... madvise resumed>) = 0 [pid 8482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8492] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8483] <... futex resumed>) = 0 [pid 8480] <... futex resumed>) = 0 [pid 8490] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8483] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8480] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8491] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8492] <... madvise resumed>) = 0 [pid 8482] <... mmap resumed>) = 0x7f42e820a000 [pid 8492] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8491] <... futex resumed>) = 1 [pid 8482] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8481] <... futex resumed>) = 0 [pid 8492] <... futex resumed>) = 1 [pid 8491] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8482] <... mprotect resumed>) = 0 [pid 8481] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8480] <... futex resumed>) = 0 [pid 8488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8492] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8488] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8482] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8481] <... futex resumed>) = 0 [pid 8480] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8491] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8488] <... futex resumed>) = 0 [pid 8482] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8481] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8480] <... futex resumed>) = 0 [pid 8492] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8480] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[8493]}, 88) = 8493 ./strace-static-x86_64: Process 8493 attached [pid 8482] rt_sigprocmask(SIG_SETMASK, [], [pid 8493] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8493] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8493] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8482] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8493] <... futex resumed>) = 0 [pid 8482] <... futex resumed>) = 1 [pid 8493] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8482] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8493] <... madvise resumed>) = 0 [pid 8493] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8482] <... futex resumed>) = 0 [pid 8493] <... futex resumed>) = 1 [pid 8482] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8493] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8482] <... futex resumed>) = 0 [pid 8482] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8483] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8483] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 8493] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8492] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8491] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8490] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8488] <... mmap resumed>) = 0x7f42e820a000 [pid 8493] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8493] <... futex resumed>) = 1 [pid 8488] <... mprotect resumed>) = 0 [pid 8493] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8488] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8491] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8482] <... futex resumed>) = 0 [pid 8491] <... futex resumed>) = 1 [pid 8491] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8480] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8492] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8490] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8481] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8494 attached [pid 8492] <... futex resumed>) = 0 [pid 8490] <... futex resumed>) = 0 [pid 8494] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8492] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8490] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8494] <... rseq resumed>) = 0 [pid 8488] <... clone3 resumed> => {parent_tid=[8494]}, 88) = 8494 [pid 8494] set_robust_list(0x7f42e822a9a0, 24 [pid 8488] rt_sigprocmask(SIG_SETMASK, [], [pid 8494] <... set_robust_list resumed>) = 0 [pid 8488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8494] rt_sigprocmask(SIG_SETMASK, [], [pid 8488] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8488] <... futex resumed>) = 0 [pid 8494] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8494] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8494] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8488] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8488] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8494] <... futex resumed>) = 0 [pid 8488] <... futex resumed>) = 1 [pid 8494] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8488] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8494] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8494] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8488] <... futex resumed>) = 0 [pid 8494] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8489] <... mmap resumed>) = 0x20000000 [pid 8485] <... mmap resumed>) = 0x20000000 [pid 8489] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8487] <... mmap resumed>) = 0x20000000 [pid 8486] <... mmap resumed>) = 0x20000000 [pid 8485] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8484] <... mmap resumed>) = 0x20000000 [pid 8489] <... futex resumed>) = 0 [pid 8486] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8489] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8486] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8487] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8488] exit_group(0 [pid 8485] <... futex resumed>) = 0 [pid 8484] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8483] exit_group(0 [pid 8482] exit_group(0 [pid 8480] exit_group(0 [pid 8494] <... futex resumed>) = ? [pid 8493] <... futex resumed>) = ? [pid 8489] <... futex resumed>) = ? [pid 8488] <... exit_group resumed>) = ? [pid 8485] exit_group(0 [pid 8484] <... futex resumed>) = 231 [pid 8482] <... exit_group resumed>) = ? [pid 8481] exit_group(0 [pid 8494] +++ exited with 0 +++ [pid 8493] +++ exited with 0 +++ [pid 8492] <... futex resumed>) = ? [pid 8490] <... futex resumed>) = ? [pid 8489] +++ exited with 0 +++ [pid 8487] <... futex resumed>) = ? [pid 8485] +++ exited with 0 +++ [pid 8484] +++ exited with 0 +++ [pid 8483] <... exit_group resumed>) = ? [pid 8480] <... exit_group resumed>) = ? [pid 8492] +++ exited with 0 +++ [pid 8490] +++ exited with 0 +++ [pid 8491] <... futex resumed>) = ? [pid 8488] +++ exited with 0 +++ [pid 8487] +++ exited with 0 +++ [pid 8486] <... futex resumed>) = ? [pid 8482] +++ exited with 0 +++ [pid 8481] <... exit_group resumed>) = ? [pid 8491] +++ exited with 0 +++ [pid 8486] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8488, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8480] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8482, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8481] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8480, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8481, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 8496 attached ./strace-static-x86_64: Process 8495 attached ./strace-static-x86_64: Process 8497 attached [pid 8496] set_robust_list(0x5555712a26a0, 24 [pid 8495] set_robust_list(0x5555712a26a0, 24 [pid 8483] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8497 [pid 5839] <... restart_syscall resumed>) = 0 [pid 8496] <... set_robust_list resumed>) = 0 [pid 8497] set_robust_list(0x5555712a26a0, 24 [pid 8495] <... set_robust_list resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8495 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8496 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8483, si_uid=0, si_status=0, si_utime=0, si_stime=16 /* 0.16 s */} --- [pid 8497] <... set_robust_list resumed>) = 0 [pid 8496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8498 attached [pid 8497] <... prctl resumed>) = 0 [pid 8496] <... prctl resumed>) = 0 [pid 8495] <... prctl resumed>) = 0 [pid 8498] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8498 ./strace-static-x86_64: Process 8499 attached [pid 8498] <... set_robust_list resumed>) = 0 [pid 8497] setpgid(0, 0 [pid 8496] setpgid(0, 0 [pid 8495] setpgid(0, 0 [pid 8499] set_robust_list(0x5555712a26a0, 24 [pid 8497] <... setpgid resumed>) = 0 [pid 8496] <... setpgid resumed>) = 0 [pid 8499] <... set_robust_list resumed>) = 0 [pid 8498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8495] <... setpgid resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8499 [pid 8497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8498] <... prctl resumed>) = 0 [pid 8495] <... openat resumed>) = 3 [pid 8497] <... openat resumed>) = 3 [pid 8498] setpgid(0, 0 [pid 8496] <... openat resumed>) = 3 [pid 8499] setpgid(0, 0 [pid 8498] <... setpgid resumed>) = 0 [pid 8499] <... setpgid resumed>) = 0 [pid 8497] write(3, "1000", 4 [pid 8496] write(3, "1000", 4 [pid 8495] write(3, "1000", 4 [pid 8499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8497] <... write resumed>) = 4 [pid 8495] <... write resumed>) = 4 [pid 8499] <... openat resumed>) = 3 [pid 8498] <... openat resumed>) = 3 [pid 8497] close(3 [pid 8496] <... write resumed>) = 4 [pid 8495] close(3 [pid 8499] write(3, "1000", 4 [pid 8497] <... close resumed>) = 0 [pid 8496] close(3 [pid 8499] <... write resumed>) = 4 [pid 8496] <... close resumed>) = 0 [pid 8499] close(3 [pid 8496] write(1, "executing program\n", 18 [pid 8499] <... close resumed>) = 0 [pid 8498] write(3, "1000", 4 [pid 8497] write(1, "executing program\n", 18executing program [pid 8495] <... close resumed>) = 0 [pid 8498] <... write resumed>) = 4 executing program [pid 8497] <... write resumed>) = 18 [pid 8495] write(1, "executing program\n", 18executing program [pid 8498] close(3 [pid 8497] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8495] <... write resumed>) = 18 executing program executing program [pid 8499] write(1, "executing program\n", 18 [pid 8498] <... close resumed>) = 0 [pid 8497] <... futex resumed>) = 0 [pid 8496] <... write resumed>) = 18 [pid 8495] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8499] <... write resumed>) = 18 [pid 8498] write(1, "executing program\n", 18 [pid 8497] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8496] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8495] <... futex resumed>) = 0 [pid 8499] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8498] <... write resumed>) = 18 [pid 8497] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8496] <... futex resumed>) = 0 [pid 8495] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8499] <... futex resumed>) = 0 [pid 8498] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8496] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8495] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8499] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8498] <... futex resumed>) = 0 [pid 8497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8496] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8495] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8499] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8498] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8498] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8497] <... mmap resumed>) = 0x7f42e822b000 [pid 8496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8497] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8495] <... mmap resumed>) = 0x7f42e822b000 [pid 8499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8497] <... mprotect resumed>) = 0 [pid 8495] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8499] <... mmap resumed>) = 0x7f42e822b000 [pid 8498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8495] <... mprotect resumed>) = 0 [pid 8499] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8496] <... mmap resumed>) = 0x7f42e822b000 [pid 8499] <... mprotect resumed>) = 0 [pid 8498] <... mmap resumed>) = 0x7f42e822b000 [pid 8497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8496] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8499] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8498] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8495] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8499] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8496] <... mprotect resumed>) = 0 [pid 8499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8500 attached [pid 8498] <... mprotect resumed>) = 0 [pid 8497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8495] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8500] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8499] <... clone3 resumed> => {parent_tid=[8500]}, 88) = 8500 [pid 8498] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8496] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8502 attached ./strace-static-x86_64: Process 8501 attached [pid 8500] <... rseq resumed>) = 0 [pid 8499] rt_sigprocmask(SIG_SETMASK, [], [pid 8498] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8496] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8502] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8501] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8500] set_robust_list(0x7f42e824b9a0, 24 [pid 8499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8497] <... clone3 resumed> => {parent_tid=[8501]}, 88) = 8501 [pid 8496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8495] <... clone3 resumed> => {parent_tid=[8502]}, 88) = 8502 ./strace-static-x86_64: Process 8504 attached ./strace-static-x86_64: Process 8503 attached [pid 8502] <... rseq resumed>) = 0 [pid 8501] <... rseq resumed>) = 0 [pid 8500] <... set_robust_list resumed>) = 0 [pid 8499] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8497] rt_sigprocmask(SIG_SETMASK, [], [pid 8495] rt_sigprocmask(SIG_SETMASK, [], [pid 8504] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8503] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8502] set_robust_list(0x7f42e824b9a0, 24 [pid 8501] set_robust_list(0x7f42e824b9a0, 24 [pid 8500] rt_sigprocmask(SIG_SETMASK, [], [pid 8499] <... futex resumed>) = 0 [pid 8498] <... clone3 resumed> => {parent_tid=[8503]}, 88) = 8503 [pid 8497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8496] <... clone3 resumed> => {parent_tid=[8504]}, 88) = 8504 [pid 8504] <... rseq resumed>) = 0 [pid 8503] <... rseq resumed>) = 0 [pid 8502] <... set_robust_list resumed>) = 0 [pid 8501] <... set_robust_list resumed>) = 0 [pid 8500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8499] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8498] rt_sigprocmask(SIG_SETMASK, [], [pid 8497] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8496] rt_sigprocmask(SIG_SETMASK, [], [pid 8495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8504] set_robust_list(0x7f42e824b9a0, 24 [pid 8503] set_robust_list(0x7f42e824b9a0, 24 [pid 8502] rt_sigprocmask(SIG_SETMASK, [], [pid 8501] rt_sigprocmask(SIG_SETMASK, [], [pid 8498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8497] <... futex resumed>) = 0 [pid 8495] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8504] <... set_robust_list resumed>) = 0 [pid 8503] <... set_robust_list resumed>) = 0 [pid 8502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8500] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8498] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8497] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8495] <... futex resumed>) = 0 [pid 8504] rt_sigprocmask(SIG_SETMASK, [], [pid 8503] rt_sigprocmask(SIG_SETMASK, [], [pid 8502] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8501] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8500] <... openat resumed>) = 3 [pid 8498] <... futex resumed>) = 0 [pid 8496] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8495] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8502] <... openat resumed>) = 3 [pid 8501] <... openat resumed>) = 3 [pid 8500] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8498] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8496] <... futex resumed>) = 0 [pid 8504] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8503] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8502] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8501] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8500] <... futex resumed>) = 1 [pid 8499] <... futex resumed>) = 0 [pid 8496] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8499] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8502] <... futex resumed>) = 1 [pid 8501] <... futex resumed>) = 1 [pid 8500] dup(3 [pid 8499] <... futex resumed>) = 0 [pid 8497] <... futex resumed>) = 0 [pid 8495] <... futex resumed>) = 0 [pid 8504] <... openat resumed>) = 3 [pid 8503] <... openat resumed>) = 3 [pid 8502] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8501] dup(3 [pid 8500] <... dup resumed>) = 4 [pid 8499] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8497] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8495] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8504] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8503] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8501] <... dup resumed>) = 4 [pid 8500] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8497] <... futex resumed>) = 0 [pid 8495] <... futex resumed>) = 0 [pid 8504] <... futex resumed>) = 1 [pid 8503] <... futex resumed>) = 1 [pid 8502] dup(3 [pid 8501] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8500] <... futex resumed>) = 0 [pid 8499] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8498] <... futex resumed>) = 0 [pid 8497] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8496] <... futex resumed>) = 0 [pid 8495] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8504] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8503] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8502] <... dup resumed>) = 4 [pid 8501] <... futex resumed>) = 0 [pid 8500] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8499] <... futex resumed>) = 0 [pid 8498] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8499] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8498] <... futex resumed>) = 0 [pid 8496] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8498] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8497] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8497] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8502] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8501] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8496] <... futex resumed>) = 0 [pid 8504] dup(3 [pid 8503] dup(3 [pid 8502] <... futex resumed>) = 1 [pid 8495] <... futex resumed>) = 0 [pid 8504] <... dup resumed>) = 4 [pid 8495] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8504] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8495] <... futex resumed>) = 0 [pid 8504] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8502] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8496] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8503] <... dup resumed>) = 4 [pid 8495] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8503] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8496] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8503] <... futex resumed>) = 1 [pid 8498] <... futex resumed>) = 0 [pid 8498] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8503] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8496] <... futex resumed>) = 1 [pid 8498] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8504] <... futex resumed>) = 0 [pid 8504] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8496] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8499] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8497] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8495] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8495] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8497] <... mmap resumed>) = 0x7f42e820a000 [pid 8495] <... futex resumed>) = 0 [pid 8497] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8497] <... mprotect resumed>) = 0 [pid 8498] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8498] <... futex resumed>) = 0 [pid 8497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8505 attached [pid 8495] <... mmap resumed>) = 0x7f42e820a000 [pid 8495] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8505] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8497] <... clone3 resumed> => {parent_tid=[8505]}, 88) = 8505 [pid 8495] <... mprotect resumed>) = 0 [pid 8505] <... rseq resumed>) = 0 [pid 8497] rt_sigprocmask(SIG_SETMASK, [], [pid 8496] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8495] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8505] set_robust_list(0x7f42e822a9a0, 24 [pid 8499] <... mmap resumed>) = 0x7f42e820a000 [pid 8498] <... mmap resumed>) = 0x7f42e820a000 [pid 8497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8496] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8495] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8505] <... set_robust_list resumed>) = 0 [pid 8499] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8498] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8497] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8496] <... futex resumed>) = 0 [pid 8495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8506 attached [pid 8505] rt_sigprocmask(SIG_SETMASK, [], [pid 8499] <... mprotect resumed>) = 0 [pid 8498] <... mprotect resumed>) = 0 [pid 8497] <... futex resumed>) = 0 [pid 8496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8506] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8499] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8498] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8497] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8496] <... mmap resumed>) = 0x7f42e820a000 [pid 8495] <... clone3 resumed> => {parent_tid=[8506]}, 88) = 8506 [pid 8505] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8499] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8498] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8496] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8495] rt_sigprocmask(SIG_SETMASK, [], [pid 8506] <... rseq resumed>) = 0 [pid 8499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8496] <... mprotect resumed>) = 0 [pid 8495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8505] <... madvise resumed>) = 0 [pid 8506] set_robust_list(0x7f42e822a9a0, 24 [pid 8495] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8506] <... set_robust_list resumed>) = 0 [pid 8495] <... futex resumed>) = 0 [pid 8496] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8507 attached [pid 8506] rt_sigprocmask(SIG_SETMASK, [], [pid 8496] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8495] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8506] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8508 attached [pid 8506] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8508] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8507] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8506] <... madvise resumed>) = 0 [pid 8499] <... clone3 resumed> => {parent_tid=[8507]}, 88) = 8507 [pid 8498] <... clone3 resumed> => {parent_tid=[8508]}, 88) = 8508 [pid 8496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8507] <... rseq resumed>) = 0 [pid 8508] <... rseq resumed>) = 0 [pid 8508] set_robust_list(0x7f42e822a9a0, 24 [pid 8507] set_robust_list(0x7f42e822a9a0, 24 [pid 8498] rt_sigprocmask(SIG_SETMASK, [], [pid 8499] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8509 attached [pid 8508] <... set_robust_list resumed>) = 0 [pid 8508] rt_sigprocmask(SIG_SETMASK, [], [pid 8509] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8507] <... set_robust_list resumed>) = 0 [pid 8498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8496] <... clone3 resumed> => {parent_tid=[8509]}, 88) = 8509 [pid 8508] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8507] rt_sigprocmask(SIG_SETMASK, [], [pid 8509] <... rseq resumed>) = 0 [pid 8499] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8498] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8496] rt_sigprocmask(SIG_SETMASK, [], [pid 8509] set_robust_list(0x7f42e822a9a0, 24 [pid 8508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8505] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8499] <... futex resumed>) = 0 [pid 8498] <... futex resumed>) = 0 [pid 8496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8509] <... set_robust_list resumed>) = 0 [pid 8508] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8509] rt_sigprocmask(SIG_SETMASK, [], [pid 8498] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8496] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8507] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8509] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8506] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8505] <... futex resumed>) = 1 [pid 8497] <... futex resumed>) = 0 [pid 8508] <... madvise resumed>) = 0 [pid 8507] <... madvise resumed>) = 0 [pid 8506] <... futex resumed>) = 1 [pid 8505] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8497] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8495] <... futex resumed>) = 0 [pid 8496] <... futex resumed>) = 0 [pid 8497] <... futex resumed>) = 0 [pid 8495] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8506] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8497] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8495] <... futex resumed>) = 0 [pid 8495] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8508] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8498] <... futex resumed>) = 0 [pid 8498] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8496] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8498] <... futex resumed>) = 0 [pid 8498] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8508] <... futex resumed>) = 1 [pid 8508] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8507] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8499] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8507] <... futex resumed>) = 0 [pid 8499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8507] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8499] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8499] <... futex resumed>) = 0 [pid 8507] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8499] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8506] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8506] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8495] <... futex resumed>) = 0 [pid 8506] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8505] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8505] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8497] <... futex resumed>) = 0 [pid 8505] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8508] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8507] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8508] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8498] <... futex resumed>) = 0 [pid 8508] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8507] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8499] <... futex resumed>) = 0 [pid 8507] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8509] <... madvise resumed>) = 0 [pid 8509] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8496] <... futex resumed>) = 0 [pid 8496] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8509] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8496] <... futex resumed>) = 0 [pid 8496] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8509] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8509] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8509] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8496] <... futex resumed>) = 0 [pid 8504] <... mmap resumed>) = 0x20000000 [pid 8503] <... mmap resumed>) = 0x20000000 [pid 8502] <... mmap resumed>) = 0x20000000 [pid 8501] <... mmap resumed>) = 0x20000000 [pid 8500] <... mmap resumed>) = 0x20000000 [pid 8504] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8496] exit_group(0 [pid 8509] <... futex resumed>) = ? [pid 8496] <... exit_group resumed>) = ? [pid 8509] +++ exited with 0 +++ [pid 8502] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8503] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8502] <... futex resumed>) = 0 [pid 8504] <... futex resumed>) = ? [pid 8503] <... futex resumed>) = 0 [pid 8502] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8503] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8501] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8500] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8501] <... futex resumed>) = 0 [pid 8500] <... futex resumed>) = 0 [pid 8499] exit_group(0 [pid 8498] exit_group(0 [pid 8495] exit_group(0 [pid 8508] <... futex resumed>) = ? [pid 8507] <... futex resumed>) = ? [pid 8506] <... futex resumed>) = ? [pid 8503] <... futex resumed>) = ? [pid 8502] <... futex resumed>) = ? [pid 8501] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8499] <... exit_group resumed>) = ? [pid 8498] <... exit_group resumed>) = ? [pid 8495] <... exit_group resumed>) = ? [pid 8508] +++ exited with 0 +++ [pid 8507] +++ exited with 0 +++ [pid 8506] +++ exited with 0 +++ [pid 8504] +++ exited with 0 +++ [pid 8503] +++ exited with 0 +++ [pid 8502] +++ exited with 0 +++ [pid 8500] +++ exited with 0 +++ [pid 8496] +++ exited with 0 +++ [pid 8499] +++ exited with 0 +++ [pid 8497] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8496, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8505] <... futex resumed>) = ? [pid 8501] <... futex resumed>) = ? [pid 8497] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8499, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 8505] +++ exited with 0 +++ [pid 8501] +++ exited with 0 +++ [pid 8498] +++ exited with 0 +++ [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8498, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8495] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8495, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 8510 attached [pid 8510] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8510 [pid 8510] <... set_robust_list resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8511 attached [pid 8510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8512 attached [pid 8511] set_robust_list(0x5555712a26a0, 24 [pid 8510] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8511 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8512 ./strace-static-x86_64: Process 8513 attached [pid 8512] set_robust_list(0x5555712a26a0, 24 [pid 8511] <... set_robust_list resumed>) = 0 [pid 8510] setpgid(0, 0 [pid 8513] set_robust_list(0x5555712a26a0, 24 [pid 8512] <... set_robust_list resumed>) = 0 [pid 8511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8510] <... setpgid resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8513 [pid 8513] <... set_robust_list resumed>) = 0 [pid 8513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8511] <... prctl resumed>) = 0 [pid 8513] <... prctl resumed>) = 0 [pid 8512] <... prctl resumed>) = 0 [pid 8511] setpgid(0, 0 [pid 8513] setpgid(0, 0 [pid 8512] setpgid(0, 0 [pid 8511] <... setpgid resumed>) = 0 [pid 8510] <... openat resumed>) = 3 [pid 8513] <... setpgid resumed>) = 0 [pid 8511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8512] <... setpgid resumed>) = 0 [pid 8513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8511] <... openat resumed>) = 3 [pid 8510] write(3, "1000", 4 [pid 8513] <... openat resumed>) = 3 [pid 8512] <... openat resumed>) = 3 [pid 8510] <... write resumed>) = 4 [pid 8511] write(3, "1000", 4 [pid 8510] close(3 [pid 8513] write(3, "1000", 4 [pid 8512] write(3, "1000", 4 [pid 8511] <... write resumed>) = 4 [pid 8510] <... close resumed>) = 0 [pid 8513] <... write resumed>) = 4 [pid 8512] <... write resumed>) = 4 executing program [pid 8511] close(3 [pid 8510] write(1, "executing program\n", 18 [pid 8513] close(3 [pid 8512] close(3 [pid 8511] <... close resumed>) = 0 [pid 8510] <... write resumed>) = 18 [pid 8513] <... close resumed>) = 0 [pid 8512] <... close resumed>) = 0 [pid 8511] write(1, "executing program\n", 18 [pid 8510] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8513] write(1, "executing program\n", 18executing program executing program ) = 18 executing program [pid 8512] write(1, "executing program\n", 18 [pid 8511] <... write resumed>) = 18 [pid 8510] <... futex resumed>) = 0 [pid 8513] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] <... write resumed>) = 18 [pid 8510] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8513] <... futex resumed>) = 0 [pid 8511] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... mmap resumed>) = 0x7f42e822b000 [pid 8513] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8512] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8511] <... futex resumed>) = 0 [pid 8510] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8513] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8512] <... futex resumed>) = 0 [pid 8511] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8510] <... mprotect resumed>) = 0 [pid 8513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8512] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8511] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8510] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8512] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8511] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8510] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8513] <... mmap resumed>) = 0x7f42e822b000 [pid 8512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8513] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8511] <... mmap resumed>) = 0x7f42e822b000 [pid 8513] <... mprotect resumed>) = 0 [pid 8512] <... mmap resumed>) = 0x7f42e822b000 [pid 8511] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8514 attached [pid 8513] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8512] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8511] <... mprotect resumed>) = 0 [pid 8514] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8512] <... mprotect resumed>) = 0 [pid 8510] <... clone3 resumed> => {parent_tid=[8514]}, 88) = 8514 [pid 8513] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8512] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8510] rt_sigprocmask(SIG_SETMASK, [], [pid 8513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8510] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8515 attached [pid 8512] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8510] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8513] <... clone3 resumed> => {parent_tid=[8515]}, 88) = 8515 [pid 8512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8510] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8516 attached [pid 8514] set_robust_list(0x7f42e824b9a0, 24 [pid 8513] rt_sigprocmask(SIG_SETMASK, [], [pid 8511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8510] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8513] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8517 attached [pid 8515] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8514] <... set_robust_list resumed>) = 0 [pid 8513] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8516] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8515] <... rseq resumed>) = 0 [pid 8514] rt_sigprocmask(SIG_SETMASK, [], [pid 8516] <... rseq resumed>) = 0 [pid 8515] set_robust_list(0x7f42e824b9a0, 24 [pid 8514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8516] set_robust_list(0x7f42e824b9a0, 24 [pid 8515] <... set_robust_list resumed>) = 0 [pid 8517] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8516] <... set_robust_list resumed>) = 0 [pid 8515] rt_sigprocmask(SIG_SETMASK, [], [pid 8514] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8513] <... futex resumed>) = 0 [pid 8512] <... clone3 resumed> => {parent_tid=[8516]}, 88) = 8516 [pid 8517] <... rseq resumed>) = 0 [pid 8516] rt_sigprocmask(SIG_SETMASK, [], [pid 8515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8513] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8512] rt_sigprocmask(SIG_SETMASK, [], [pid 8511] <... clone3 resumed> => {parent_tid=[8517]}, 88) = 8517 [pid 8517] set_robust_list(0x7f42e824b9a0, 24 [pid 8515] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8511] rt_sigprocmask(SIG_SETMASK, [], [pid 8517] <... set_robust_list resumed>) = 0 [pid 8516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8512] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8517] rt_sigprocmask(SIG_SETMASK, [], [pid 8516] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8512] <... futex resumed>) = 0 [pid 8511] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8512] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8511] <... futex resumed>) = 0 [pid 8517] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8511] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8517] <... openat resumed>) = 3 [pid 8516] <... openat resumed>) = 3 [pid 8515] <... openat resumed>) = 3 [pid 8514] <... openat resumed>) = 3 [pid 8497] +++ exited with 0 +++ [pid 8517] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8516] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8515] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8517] <... futex resumed>) = 1 [pid 8516] <... futex resumed>) = 1 [pid 8515] <... futex resumed>) = 1 [pid 8514] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8513] <... futex resumed>) = 0 [pid 8512] <... futex resumed>) = 0 [pid 8511] <... futex resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8497, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8517] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8516] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8515] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8514] <... futex resumed>) = 1 [pid 8513] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8511] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... futex resumed>) = 0 [pid 8517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8514] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8513] <... futex resumed>) = 0 [pid 8512] <... futex resumed>) = 0 [pid 8511] <... futex resumed>) = 0 [pid 8510] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8517] dup(3 [pid 8516] dup(3 [pid 8515] dup(3 [pid 8514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8513] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8512] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8511] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8510] <... futex resumed>) = 0 [pid 8516] <... dup resumed>) = 4 [pid 8515] <... dup resumed>) = 4 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8517] <... dup resumed>) = 4 [pid 8516] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8515] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8514] dup(3 [pid 8513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8510] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8518 attached [pid 8517] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8516] <... futex resumed>) = 0 [pid 8515] <... futex resumed>) = 0 [pid 8514] <... dup resumed>) = 4 [pid 8513] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8518] set_robust_list(0x5555712a26a0, 24 [pid 8517] <... futex resumed>) = 1 [pid 8516] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8515] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8514] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8513] <... futex resumed>) = 0 [pid 8512] <... futex resumed>) = 0 [pid 8511] <... futex resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8518 [pid 8518] <... set_robust_list resumed>) = 0 [pid 8517] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8514] <... futex resumed>) = 1 [pid 8513] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8511] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... futex resumed>) = 0 [pid 8517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8512] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8511] <... futex resumed>) = 0 [pid 8517] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8511] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8514] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8510] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8510] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8518] <... prctl resumed>) = 0 [pid 8518] setpgid(0, 0) = 0 [pid 8518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8518] write(3, "1000", 4executing program ) = 4 [pid 8518] close(3) = 0 [pid 8518] write(1, "executing program\n", 18) = 18 [pid 8518] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8518] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8518] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8518] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8513] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8513] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8518] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8513] <... futex resumed>) = 0 [pid 8512] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8512] <... futex resumed>) = 0 [pid 8511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8513] <... mmap resumed>) = 0x7f42e820a000 [pid 8512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8511] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8513] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8512] <... mmap resumed>) = 0x7f42e820a000 [pid 8511] <... futex resumed>) = 0 [pid 8518] <... clone3 resumed> => {parent_tid=[8519]}, 88) = 8519 [pid 8513] <... mprotect resumed>) = 0 [pid 8512] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8519 attached [pid 8518] rt_sigprocmask(SIG_SETMASK, [], [pid 8513] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8512] <... mprotect resumed>) = 0 [pid 8511] <... mmap resumed>) = 0x7f42e820a000 [pid 8510] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8519] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8513] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8512] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8511] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8510] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8520 attached [pid 8513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8512] <... clone3 resumed> => {parent_tid=[8520]}, 88) = 8520 ./strace-static-x86_64: Process 8521 attached [pid 8519] <... rseq resumed>) = 0 [pid 8518] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] rt_sigprocmask(SIG_SETMASK, [], [pid 8510] <... futex resumed>) = 0 [pid 8521] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8519] set_robust_list(0x7f42e824b9a0, 24 [pid 8518] <... futex resumed>) = 0 [pid 8513] <... clone3 resumed> => {parent_tid=[8521]}, 88) = 8521 [pid 8512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8521] <... rseq resumed>) = 0 [pid 8520] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8519] <... set_robust_list resumed>) = 0 [pid 8513] rt_sigprocmask(SIG_SETMASK, [], [pid 8512] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... mmap resumed>) = 0x7f42e820a000 [pid 8521] set_robust_list(0x7f42e822a9a0, 24 [pid 8520] <... rseq resumed>) = 0 [pid 8519] rt_sigprocmask(SIG_SETMASK, [], [pid 8518] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8511] <... mprotect resumed>) = 0 [pid 8510] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8521] <... set_robust_list resumed>) = 0 [pid 8520] set_robust_list(0x7f42e822a9a0, 24 [pid 8519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8513] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8512] <... futex resumed>) = 0 [pid 8511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8521] rt_sigprocmask(SIG_SETMASK, [], [pid 8520] <... set_robust_list resumed>) = 0 [pid 8519] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8513] <... futex resumed>) = 0 [pid 8512] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8510] <... mprotect resumed>) = 0 [pid 8521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8520] rt_sigprocmask(SIG_SETMASK, [], [pid 8519] <... openat resumed>) = 3 [pid 8513] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8522 attached [pid 8521] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8519] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8522] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8520] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8511] <... clone3 resumed> => {parent_tid=[8522]}, 88) = 8522 [pid 8510] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8522] <... rseq resumed>) = 0 [pid 8521] <... madvise resumed>) = 0 [pid 8519] <... futex resumed>) = 1 [pid 8518] <... futex resumed>) = 0 [pid 8511] rt_sigprocmask(SIG_SETMASK, [], [pid 8518] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8518] <... futex resumed>) = 0 [pid 8511] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8519] dup(3 [pid 8518] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8519] <... dup resumed>) = 4 [pid 8511] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8523 attached [pid 8511] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8523] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8522] set_robust_list(0x7f42e822a9a0, 24 [pid 8523] <... rseq resumed>) = 0 [pid 8522] <... set_robust_list resumed>) = 0 [pid 8523] set_robust_list(0x7f42e822a9a0, 24 [pid 8522] rt_sigprocmask(SIG_SETMASK, [], [pid 8523] <... set_robust_list resumed>) = 0 [pid 8522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8523] rt_sigprocmask(SIG_SETMASK, [], [pid 8522] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8522] <... madvise resumed>) = 0 [pid 8519] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... clone3 resumed> => {parent_tid=[8523]}, 88) = 8523 [pid 8523] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8519] <... futex resumed>) = 1 [pid 8520] <... madvise resumed>) = 0 [pid 8518] <... futex resumed>) = 0 [pid 8520] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8518] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8520] <... futex resumed>) = 1 [pid 8518] <... futex resumed>) = 0 [pid 8520] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8519] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8518] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8512] <... futex resumed>) = 0 [pid 8510] rt_sigprocmask(SIG_SETMASK, [], [pid 8520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8512] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8520] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8512] <... futex resumed>) = 0 [pid 8512] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8522] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8521] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8510] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8523] <... futex resumed>) = 0 [pid 8510] <... futex resumed>) = 1 [pid 8523] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8510] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8522] <... futex resumed>) = 1 [pid 8511] <... futex resumed>) = 0 [pid 8522] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8521] <... futex resumed>) = 1 [pid 8513] <... futex resumed>) = 0 [pid 8511] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8521] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8513] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8511] <... futex resumed>) = 0 [pid 8513] <... futex resumed>) = 0 [pid 8511] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8523] <... madvise resumed>) = 0 [pid 8513] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8523] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8510] <... futex resumed>) = 0 [pid 8523] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8510] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8510] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8523] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8518] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8512] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8518] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8518] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8524 attached => {parent_tid=[8524]}, 88) = 8524 [pid 8518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8518] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8518] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8524] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8523] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8522] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8521] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8520] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8513] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8524] <... rseq resumed>) = 0 [pid 8523] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8522] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8521] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8520] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8510] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8524] set_robust_list(0x7f42e822a9a0, 24 [pid 8523] <... futex resumed>) = 0 [pid 8522] <... futex resumed>) = 0 [pid 8521] <... futex resumed>) = 0 [pid 8520] <... futex resumed>) = 0 [pid 8524] <... set_robust_list resumed>) = 0 [pid 8521] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8523] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8522] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8520] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8524] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8524] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8518] <... futex resumed>) = 0 [pid 8524] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8518] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8524] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8518] <... futex resumed>) = 0 [pid 8518] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8524] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8524] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8518] <... futex resumed>) = 0 [pid 8524] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8519] <... mmap resumed>) = 0x20000000 [pid 8517] <... mmap resumed>) = 0x20000000 [pid 8516] <... mmap resumed>) = 0x20000000 [pid 8515] <... mmap resumed>) = 0x20000000 [pid 8514] <... mmap resumed>) = 0x20000000 [pid 8519] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8517] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8516] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8515] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8514] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8513] exit_group(0 [pid 8512] exit_group(0 [pid 8511] exit_group(0 [pid 8522] <... futex resumed>) = ? [pid 8521] <... futex resumed>) = ? [pid 8520] <... futex resumed>) = ? [pid 8519] <... futex resumed>) = 0 [pid 8517] <... futex resumed>) = ? [pid 8516] <... futex resumed>) = ? [pid 8515] <... futex resumed>) = ? [pid 8514] <... futex resumed>) = 0 [pid 8513] <... exit_group resumed>) = ? [pid 8512] <... exit_group resumed>) = ? [pid 8511] <... exit_group resumed>) = ? [pid 8522] +++ exited with 0 +++ [pid 8521] +++ exited with 0 +++ [pid 8520] +++ exited with 0 +++ [pid 8519] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8518] exit_group(0 [pid 8517] +++ exited with 0 +++ [pid 8516] +++ exited with 0 +++ [pid 8515] +++ exited with 0 +++ [pid 8514] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8510] exit_group(0 [pid 8514] <... futex resumed>) = ? [pid 8510] <... exit_group resumed>) = ? [pid 8523] <... futex resumed>) = ? [pid 8514] +++ exited with 0 +++ [pid 8511] +++ exited with 0 +++ [pid 8513] +++ exited with 0 +++ [pid 8519] <... futex resumed>) = ? [pid 8519] +++ exited with 0 +++ [pid 8518] <... exit_group resumed>) = ? [pid 8524] <... futex resumed>) = ? [pid 8523] +++ exited with 0 +++ [pid 8512] +++ exited with 0 +++ [pid 8510] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8511, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8510, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8512, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8513, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- ./strace-static-x86_64: Process 8525 attached [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 8525] set_robust_list(0x5555712a26a0, 24 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8526 attached [pid 8525] <... set_robust_list resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8527 attached [pid 8526] set_robust_list(0x5555712a26a0, 24 [pid 8525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8526] <... set_robust_list resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8527] set_robust_list(0x5555712a26a0, 24 [pid 8526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8524] +++ exited with 0 +++ [pid 8518] +++ exited with 0 +++ ./strace-static-x86_64: Process 8528 attached [pid 8527] <... set_robust_list resumed>) = 0 [pid 8526] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8525 [pid 8526] setpgid(0, 0 [pid 8525] <... prctl resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8518, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8528] set_robust_list(0x5555712a26a0, 24 [pid 8527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8526] <... setpgid resumed>) = 0 [pid 8525] setpgid(0, 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8526 [pid 8528] <... set_robust_list resumed>) = 0 [pid 8527] <... prctl resumed>) = 0 [pid 8526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8525] <... setpgid resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8527 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8528 [pid 8528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8527] setpgid(0, 0 [pid 8526] <... openat resumed>) = 3 [pid 8525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... restart_syscall resumed>) = 0 [pid 8528] <... prctl resumed>) = 0 [pid 8527] <... setpgid resumed>) = 0 [pid 8526] write(3, "1000", 4 [pid 8525] <... openat resumed>) = 3 [pid 8527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8526] <... write resumed>) = 4 [pid 8525] write(3, "1000", 4) = 4 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8528] setpgid(0, 0 [pid 8527] <... openat resumed>) = 3 [pid 8526] close(3 [pid 8528] <... setpgid resumed>) = 0 [pid 8526] <... close resumed>) = 0 executing program executing program ./strace-static-x86_64: Process 8529 attached [pid 8528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8527] write(3, "1000", 4 [pid 8526] write(1, "executing program\n", 18 [pid 8525] close(3 [pid 8529] set_robust_list(0x5555712a26a0, 24 [pid 8528] <... openat resumed>) = 3 [pid 8527] <... write resumed>) = 4 [pid 8526] <... write resumed>) = 18 [pid 8525] <... close resumed>) = 0 [pid 8529] <... set_robust_list resumed>) = 0 [pid 8528] write(3, "1000", 4 [pid 8527] close(3 [pid 8526] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8525] write(1, "executing program\n", 18 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8529 [pid 8529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8528] <... write resumed>) = 4 [pid 8527] <... close resumed>) = 0 [pid 8526] <... futex resumed>) = 0 [pid 8525] <... write resumed>) = 18 [pid 8529] <... prctl resumed>) = 0 executing program [pid 8528] close(3 [pid 8527] write(1, "executing program\n", 18 [pid 8526] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8525] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8529] setpgid(0, 0 [pid 8528] <... close resumed>) = 0 [pid 8527] <... write resumed>) = 18 [pid 8526] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8525] <... futex resumed>) = 0 [pid 8529] <... setpgid resumed>) = 0 executing program [pid 8525] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8528] write(1, "executing program\n", 18 [pid 8527] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8526] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8528] <... write resumed>) = 18 [pid 8527] <... futex resumed>) = 0 [pid 8526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8525] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8529] <... openat resumed>) = 3 [pid 8528] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8527] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8526] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8528] <... futex resumed>) = 0 [pid 8527] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8529] write(3, "1000", 4 [pid 8525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8529] <... write resumed>) = 4 [pid 8525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8529] close(3 [pid 8525] <... mmap resumed>) = 0x7f42e822b000 [pid 8529] <... close resumed>) = 0 [pid 8528] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8526] <... mmap resumed>) = 0x7f42e822b000 [pid 8525] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 8529] write(1, "executing program\n", 18 [pid 8525] <... mprotect resumed>) = 0 [pid 8529] <... write resumed>) = 18 [pid 8528] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8526] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8529] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8529] <... futex resumed>) = 0 [pid 8528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8527] <... mmap resumed>) = 0x7f42e822b000 [pid 8526] <... mprotect resumed>) = 0 [pid 8525] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8529] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8528] <... mmap resumed>) = 0x7f42e822b000 [pid 8527] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8529] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8528] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8526] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8525] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8529] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8528] <... mprotect resumed>) = 0 [pid 8527] <... mprotect resumed>) = 0 [pid 8526] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8526] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8531 attached ./strace-static-x86_64: Process 8530 attached [pid 8529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8525] <... clone3 resumed> => {parent_tid=[8530]}, 88) = 8530 [pid 8531] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8530] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8529] <... mmap resumed>) = 0x7f42e822b000 [pid 8528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8526] <... clone3 resumed> => {parent_tid=[8531]}, 88) = 8531 [pid 8525] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8532 attached [pid 8531] <... rseq resumed>) = 0 [pid 8530] <... rseq resumed>) = 0 [pid 8529] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8526] rt_sigprocmask(SIG_SETMASK, [], [pid 8525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8532] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8531] set_robust_list(0x7f42e824b9a0, 24 [pid 8530] set_robust_list(0x7f42e824b9a0, 24 [pid 8529] <... mprotect resumed>) = 0 [pid 8527] <... clone3 resumed> => {parent_tid=[8532]}, 88) = 8532 [pid 8526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8525] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8533 attached [pid 8532] <... rseq resumed>) = 0 [pid 8531] <... set_robust_list resumed>) = 0 [pid 8530] <... set_robust_list resumed>) = 0 [pid 8527] rt_sigprocmask(SIG_SETMASK, [], [pid 8526] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8528] <... clone3 resumed> => {parent_tid=[8533]}, 88) = 8533 [pid 8527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8526] <... futex resumed>) = 0 [pid 8533] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8532] set_robust_list(0x7f42e824b9a0, 24 [pid 8531] rt_sigprocmask(SIG_SETMASK, [], [pid 8530] rt_sigprocmask(SIG_SETMASK, [], [pid 8529] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8528] rt_sigprocmask(SIG_SETMASK, [], [pid 8527] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8526] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8525] <... futex resumed>) = 0 [pid 8533] <... rseq resumed>) = 0 [pid 8532] <... set_robust_list resumed>) = 0 [pid 8531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8529] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8527] <... futex resumed>) = 0 [pid 8533] set_robust_list(0x7f42e824b9a0, 24 [pid 8532] rt_sigprocmask(SIG_SETMASK, [], [pid 8531] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8530] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8528] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8527] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8525] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8534 attached [pid 8533] <... set_robust_list resumed>) = 0 [pid 8532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8531] <... openat resumed>) = 3 [pid 8530] <... openat resumed>) = 3 [pid 8528] <... futex resumed>) = 0 [pid 8534] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8533] rt_sigprocmask(SIG_SETMASK, [], [pid 8532] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8531] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8530] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8529] <... clone3 resumed> => {parent_tid=[8534]}, 88) = 8534 [pid 8528] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8534] <... rseq resumed>) = 0 [pid 8533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8532] <... openat resumed>) = 3 [pid 8531] <... futex resumed>) = 1 [pid 8530] <... futex resumed>) = 1 [pid 8529] rt_sigprocmask(SIG_SETMASK, [], [pid 8526] <... futex resumed>) = 0 [pid 8525] <... futex resumed>) = 0 [pid 8534] set_robust_list(0x7f42e824b9a0, 24 [pid 8533] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8526] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8525] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] <... set_robust_list resumed>) = 0 [pid 8526] <... futex resumed>) = 0 [pid 8525] <... futex resumed>) = 0 [pid 8534] rt_sigprocmask(SIG_SETMASK, [], [pid 8526] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8525] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8534] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8533] <... openat resumed>) = 3 [pid 8532] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8531] dup(3 [pid 8530] dup(3 [pid 8529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8533] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8532] <... futex resumed>) = 1 [pid 8531] <... dup resumed>) = 4 [pid 8530] <... dup resumed>) = 4 [pid 8529] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8527] <... futex resumed>) = 0 [pid 8533] <... futex resumed>) = 1 [pid 8532] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8531] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] <... futex resumed>) = 0 [pid 8530] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8529] <... futex resumed>) = 1 [pid 8528] <... futex resumed>) = 0 [pid 8527] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8533] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8531] <... futex resumed>) = 1 [pid 8530] <... futex resumed>) = 1 [pid 8529] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8527] <... futex resumed>) = 0 [pid 8526] <... futex resumed>) = 0 [pid 8525] <... futex resumed>) = 0 [pid 8532] dup(3 [pid 8531] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8530] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8528] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8526] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8525] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] <... openat resumed>) = 3 [pid 8533] <... futex resumed>) = 0 [pid 8532] <... dup resumed>) = 4 [pid 8531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8528] <... futex resumed>) = 1 [pid 8527] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8526] <... futex resumed>) = 0 [pid 8525] <... futex resumed>) = 0 [pid 8534] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8533] dup(3 [pid 8532] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8531] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8530] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8528] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8526] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8525] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8534] <... futex resumed>) = 1 [pid 8533] <... dup resumed>) = 4 [pid 8532] <... futex resumed>) = 0 [pid 8529] <... futex resumed>) = 0 [pid 8527] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] dup(3 [pid 8529] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8527] <... futex resumed>) = 0 [pid 8534] <... dup resumed>) = 4 [pid 8529] <... futex resumed>) = 0 [pid 8527] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8533] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8532] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8529] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8534] <... futex resumed>) = 0 [pid 8533] <... futex resumed>) = 1 [pid 8529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8528] <... futex resumed>) = 0 [pid 8534] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8529] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8533] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8528] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8529] <... futex resumed>) = 0 [pid 8528] <... futex resumed>) = 0 [pid 8534] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8529] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8528] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8526] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8526] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8526] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8525] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8525] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8525] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8525] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8527] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8525] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8527] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8535 attached [pid 8527] <... futex resumed>) = 0 [pid 8529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8529] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8528] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8529] <... futex resumed>) = 0 [pid 8528] <... futex resumed>) = 0 [pid 8529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8529] <... mmap resumed>) = 0x7f42e820a000 [pid 8528] <... mmap resumed>) = 0x7f42e820a000 [pid 8535] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8529] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8528] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8535] <... rseq resumed>) = 0 [pid 8529] <... mprotect resumed>) = 0 [pid 8528] <... mprotect resumed>) = 0 [pid 8535] set_robust_list(0x7f42e822a9a0, 24 [pid 8529] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8535] <... set_robust_list resumed>) = 0 [pid 8529] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8535] rt_sigprocmask(SIG_SETMASK, [], [pid 8529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8537 attached ./strace-static-x86_64: Process 8536 attached [pid 8535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8525] <... clone3 resumed> => {parent_tid=[8535]}, 88) = 8535 [pid 8536] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8535] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8528] <... clone3 resumed> => {parent_tid=[8536]}, 88) = 8536 [pid 8527] <... mmap resumed>) = 0x7f42e820a000 [pid 8525] rt_sigprocmask(SIG_SETMASK, [], [pid 8536] <... rseq resumed>) = 0 [pid 8529] <... clone3 resumed> => {parent_tid=[8537]}, 88) = 8537 [pid 8528] rt_sigprocmask(SIG_SETMASK, [], [pid 8537] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8527] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8536] set_robust_list(0x7f42e822a9a0, 24 [pid 8529] rt_sigprocmask(SIG_SETMASK, [], [pid 8528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8536] <... set_robust_list resumed>) = 0 [pid 8529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8528] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8525] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8537] <... rseq resumed>) = 0 [pid 8536] rt_sigprocmask(SIG_SETMASK, [], [pid 8529] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8528] <... futex resumed>) = 0 [pid 8527] <... mprotect resumed>) = 0 [pid 8536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8529] <... futex resumed>) = 0 [pid 8528] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8537] set_robust_list(0x7f42e822a9a0, 24 [pid 8536] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8535] <... futex resumed>) = 0 [pid 8529] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8525] <... futex resumed>) = 1 [pid 8537] <... set_robust_list resumed>) = 0 [pid 8526] <... mmap resumed>) = 0x7f42e820a000 [pid 8525] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8537] rt_sigprocmask(SIG_SETMASK, [], [pid 8527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8526] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8538 attached [pid 8538] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8536] <... madvise resumed>) = 0 [pid 8535] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8527] <... clone3 resumed> => {parent_tid=[8538]}, 88) = 8538 [pid 8526] <... mprotect resumed>) = 0 [pid 8526] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8538] <... rseq resumed>) = 0 [pid 8537] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8535] <... madvise resumed>) = 0 [pid 8527] rt_sigprocmask(SIG_SETMASK, [], [pid 8526] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8526] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8527] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8539 attached [pid 8538] set_robust_list(0x7f42e822a9a0, 24 [pid 8527] <... futex resumed>) = 0 [pid 8527] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8539] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8538] <... set_robust_list resumed>) = 0 [pid 8526] <... clone3 resumed> => {parent_tid=[8539]}, 88) = 8539 [pid 8539] <... rseq resumed>) = 0 [pid 8538] rt_sigprocmask(SIG_SETMASK, [], [pid 8526] rt_sigprocmask(SIG_SETMASK, [], [pid 8539] set_robust_list(0x7f42e822a9a0, 24 [pid 8538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8539] <... set_robust_list resumed>) = 0 [pid 8538] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8526] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8539] rt_sigprocmask(SIG_SETMASK, [], [pid 8536] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8536] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8528] <... futex resumed>) = 0 [pid 8528] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8536] <... futex resumed>) = 0 [pid 8528] <... futex resumed>) = 1 [pid 8536] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8528] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8535] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8525] <... futex resumed>) = 0 [pid 8526] <... futex resumed>) = 0 [pid 8539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8526] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8525] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8539] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8525] <... futex resumed>) = 0 [pid 8535] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8538] <... madvise resumed>) = 0 [pid 8537] <... madvise resumed>) = 0 [pid 8535] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8525] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8536] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8535] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8538] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8537] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8536] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8535] <... futex resumed>) = 1 [pid 8529] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8538] <... futex resumed>) = 1 [pid 8537] <... futex resumed>) = 0 [pid 8536] <... futex resumed>) = 1 [pid 8535] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8529] <... futex resumed>) = 0 [pid 8528] <... futex resumed>) = 0 [pid 8527] <... futex resumed>) = 0 [pid 8525] <... futex resumed>) = 0 [pid 8537] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8536] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8527] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8538] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8527] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8538] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8538] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8527] <... futex resumed>) = 0 [pid 8538] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8529] <... mmap resumed>) = 0x7f42e81e9000 [pid 8529] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8529] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 8540 attached => {parent_tid=[8540]}, 88) = 8540 [pid 8529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8540] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 8529] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 8540] <... rseq resumed>) = 0 [pid 8529] <... futex resumed>) = 0 [pid 8540] set_robust_list(0x7f42e82099a0, 24 [pid 8529] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8540] <... set_robust_list resumed>) = 0 [pid 8540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8540] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 8540] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8529] <... futex resumed>) = 0 [pid 8540] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8526] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8526] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8526] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8539] <... madvise resumed>) = 0 [pid 8526] <... mmap resumed>) = 0x7f42e81e9000 [pid 8526] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE [pid 8539] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8539] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8526] <... mprotect resumed>) = 0 [pid 8526] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8526] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 8541 attached [pid 8541] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 8533] <... mmap resumed>) = 0x20000000 [pid 8541] <... rseq resumed>) = 0 [pid 8541] set_robust_list(0x7f42e82099a0, 24) = 0 [pid 8534] <... mmap resumed>) = 0x20000000 [pid 8541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8533] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8541] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8533] <... futex resumed>) = 0 [pid 8530] <... mmap resumed>) = 0x20000000 [pid 8533] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8532] <... mmap resumed>) = 0x20000000 [pid 8526] <... clone3 resumed> => {parent_tid=[8541]}, 88) = 8541 [pid 8534] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8530] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8529] exit_group(0 [pid 8526] rt_sigprocmask(SIG_SETMASK, [], [pid 8537] <... futex resumed>) = ? [pid 8529] <... exit_group resumed>) = ? [pid 8540] <... futex resumed>) = ? [pid 8526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8537] +++ exited with 0 +++ [pid 8540] +++ exited with 0 +++ [pid 8534] <... futex resumed>) = ? [pid 8530] <... futex resumed>) = 0 [pid 8526] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 8534] +++ exited with 0 +++ [pid 8528] exit_group(0 [pid 8541] <... futex resumed>) = 0 [pid 8536] <... futex resumed>) = ? [pid 8533] <... futex resumed>) = ? [pid 8528] <... exit_group resumed>) = ? [pid 8526] <... futex resumed>) = 1 [pid 8525] exit_group(0 [pid 8541] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8536] +++ exited with 0 +++ [pid 8535] <... futex resumed>) = ? [pid 8533] +++ exited with 0 +++ [pid 8525] <... exit_group resumed>) = ? [pid 8535] +++ exited with 0 +++ [pid 8526] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8541] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8532] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8531] <... mmap resumed>) = 0x20000000 [pid 8530] +++ exited with 0 +++ [pid 8529] +++ exited with 0 +++ [pid 8528] +++ exited with 0 +++ [pid 8525] +++ exited with 0 +++ [pid 8541] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8532] <... futex resumed>) = 0 [pid 8531] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8525, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8529, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8541] <... futex resumed>) = 1 [pid 8532] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8531] <... futex resumed>) = 0 [pid 8526] <... futex resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8528, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8541] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8531] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8527] exit_group(0 [pid 8526] exit_group(0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8541] <... futex resumed>) = ? [pid 8539] <... futex resumed>) = ? [pid 8538] <... futex resumed>) = ? [pid 8532] <... futex resumed>) = ? [pid 8531] <... futex resumed>) = ? [pid 8527] <... exit_group resumed>) = ? [pid 8526] <... exit_group resumed>) = ? [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8542 attached ./strace-static-x86_64: Process 8543 attached [pid 8541] +++ exited with 0 +++ [pid 8539] +++ exited with 0 +++ [pid 8538] +++ exited with 0 +++ [pid 8532] +++ exited with 0 +++ [pid 8531] +++ exited with 0 +++ [pid 8542] set_robust_list(0x5555712a26a0, 24 [pid 8543] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8543 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8542] <... set_robust_list resumed>) = 0 [pid 8543] <... set_robust_list resumed>) = 0 [pid 8527] +++ exited with 0 +++ ./strace-static-x86_64: Process 8544 attached [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8527, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8544] set_robust_list(0x5555712a26a0, 24 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8544] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8544 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8542 ./strace-static-x86_64: Process 8545 attached [pid 8544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8526] +++ exited with 0 +++ [pid 8545] set_robust_list(0x5555712a26a0, 24 [pid 8544] <... prctl resumed>) = 0 [pid 8542] <... prctl resumed>) = 0 [pid 8543] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8545 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8526, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8545] <... set_robust_list resumed>) = 0 [pid 8544] setpgid(0, 0 [pid 8542] setpgid(0, 0 [pid 8543] setpgid(0, 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8544] <... setpgid resumed>) = 0 [pid 8542] <... setpgid resumed>) = 0 [pid 8543] <... setpgid resumed>) = 0 [pid 8542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 8546 attached [pid 8545] <... prctl resumed>) = 0 [pid 8544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8545] setpgid(0, 0 [pid 8544] <... openat resumed>) = 3 [pid 8542] <... openat resumed>) = 3 [pid 8543] <... openat resumed>) = 3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8546 [pid 8545] <... setpgid resumed>) = 0 [pid 8543] write(3, "1000", 4 [pid 8546] set_robust_list(0x5555712a26a0, 24 [pid 8545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8544] write(3, "1000", 4 [pid 8542] write(3, "1000", 4 [pid 8543] <... write resumed>) = 4 [pid 8544] <... write resumed>) = 4 [pid 8542] <... write resumed>) = 4 [pid 8543] close(3 [pid 8545] <... openat resumed>) = 3 [pid 8544] close(3 [pid 8542] close(3 [pid 8543] <... close resumed>) = 0 [pid 8544] <... close resumed>) = 0 [pid 8542] <... close resumed>) = 0 [pid 8545] write(3, "1000", 4 [pid 8544] write(1, "executing program\n", 18executing program executing program executing program [pid 8542] write(1, "executing program\n", 18 [pid 8543] write(1, "executing program\n", 18 [pid 8546] <... set_robust_list resumed>) = 0 [pid 8545] <... write resumed>) = 4 [pid 8544] <... write resumed>) = 18 [pid 8546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8542] <... write resumed>) = 18 [pid 8543] <... write resumed>) = 18 [pid 8546] <... prctl resumed>) = 0 [pid 8545] close(3 [pid 8544] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8542] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8546] setpgid(0, 0 [pid 8545] <... close resumed>) = 0 [pid 8544] <... futex resumed>) = 0 [pid 8542] <... futex resumed>) = 0 [pid 8543] <... futex resumed>) = 0 [pid 8546] <... setpgid resumed>) = 0 [pid 8545] write(1, "executing program\n", 18 [pid 8544] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 8542] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8545] <... write resumed>) = 18 [pid 8544] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8542] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8543] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8546] <... openat resumed>) = 3 [pid 8545] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8543] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8545] <... futex resumed>) = 0 [pid 8544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8546] write(3, "1000", 4 [pid 8545] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8546] <... write resumed>) = 4 [pid 8545] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8544] <... mmap resumed>) = 0x7f42e822b000 [pid 8546] close(3 [pid 8545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8542] <... mmap resumed>) = 0x7f42e822b000 [pid 8543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 8546] <... close resumed>) = 0 [pid 8545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8544] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8542] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8543] <... mmap resumed>) = 0x7f42e822b000 [pid 8546] write(1, "executing program\n", 18) = 18 [pid 8542] <... mprotect resumed>) = 0 [pid 8546] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8544] <... mprotect resumed>) = 0 [pid 8543] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8546] <... futex resumed>) = 0 [pid 8542] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8546] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8545] <... mmap resumed>) = 0x7f42e822b000 [pid 8546] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8543] <... mprotect resumed>) = 0 [pid 8546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8544] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8542] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8546] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8545] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8544] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8543] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8547 attached [pid 8546] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8545] <... mprotect resumed>) = 0 [pid 8544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8543] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8547] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8542] <... clone3 resumed> => {parent_tid=[8547]}, 88) = 8547 [pid 8543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8547] <... rseq resumed>) = 0 [pid 8542] rt_sigprocmask(SIG_SETMASK, [], [pid 8547] set_robust_list(0x7f42e824b9a0, 24 [pid 8542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8547] <... set_robust_list resumed>) = 0 [pid 8542] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8549 attached [pid 8547] rt_sigprocmask(SIG_SETMASK, [], [pid 8542] <... futex resumed>) = 0 [pid 8549] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8547] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8548 attached [pid 8549] <... rseq resumed>) = 0 [pid 8546] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8544] <... clone3 resumed> => {parent_tid=[8548]}, 88) = 8548 [pid 8542] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8543] <... clone3 resumed> => {parent_tid=[8549]}, 88) = 8549 [pid 8548] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8544] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8550 attached [pid 8548] <... rseq resumed>) = 0 [pid 8545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8544] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8551 attached [pid 8550] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8549] set_robust_list(0x7f42e824b9a0, 24 [pid 8548] set_robust_list(0x7f42e824b9a0, 24 [pid 8547] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8546] <... clone3 resumed> => {parent_tid=[8550]}, 88) = 8550 [pid 8544] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] rt_sigprocmask(SIG_SETMASK, [], [pid 8551] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8550] <... rseq resumed>) = 0 [pid 8549] <... set_robust_list resumed>) = 0 [pid 8548] <... set_robust_list resumed>) = 0 [pid 8547] <... openat resumed>) = 3 [pid 8546] rt_sigprocmask(SIG_SETMASK, [], [pid 8545] <... clone3 resumed> => {parent_tid=[8551]}, 88) = 8551 [pid 8544] <... futex resumed>) = 0 [pid 8543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8551] <... rseq resumed>) = 0 [pid 8550] set_robust_list(0x7f42e824b9a0, 24 [pid 8549] rt_sigprocmask(SIG_SETMASK, [], [pid 8548] rt_sigprocmask(SIG_SETMASK, [], [pid 8547] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8545] rt_sigprocmask(SIG_SETMASK, [], [pid 8544] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8543] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8551] set_robust_list(0x7f42e824b9a0, 24 [pid 8550] <... set_robust_list resumed>) = 0 [pid 8549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8547] <... futex resumed>) = 1 [pid 8546] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8542] <... futex resumed>) = 0 [pid 8543] <... futex resumed>) = 0 [pid 8551] <... set_robust_list resumed>) = 0 [pid 8550] rt_sigprocmask(SIG_SETMASK, [], [pid 8549] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8547] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8546] <... futex resumed>) = 0 [pid 8545] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8542] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8551] rt_sigprocmask(SIG_SETMASK, [], [pid 8550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8549] <... openat resumed>) = 3 [pid 8548] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8546] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8545] <... futex resumed>) = 0 [pid 8542] <... futex resumed>) = 0 [pid 8551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8550] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8549] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8548] <... openat resumed>) = 3 [pid 8547] dup(3 [pid 8545] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8542] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8551] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8549] <... futex resumed>) = 1 [pid 8547] <... dup resumed>) = 4 [pid 8550] <... openat resumed>) = 3 [pid 8548] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] <... futex resumed>) = 0 [pid 8549] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8548] <... futex resumed>) = 1 [pid 8547] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8544] <... futex resumed>) = 0 [pid 8543] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8551] <... openat resumed>) = 3 [pid 8550] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8548] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8547] <... futex resumed>) = 1 [pid 8544] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8542] <... futex resumed>) = 0 [pid 8543] <... futex resumed>) = 0 [pid 8551] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8550] <... futex resumed>) = 1 [pid 8549] dup(3 [pid 8548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8547] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8546] <... futex resumed>) = 0 [pid 8544] <... futex resumed>) = 0 [pid 8542] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8551] <... futex resumed>) = 1 [pid 8550] dup(3 [pid 8549] <... dup resumed>) = 4 [pid 8548] dup(3 [pid 8547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8546] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8545] <... futex resumed>) = 0 [pid 8544] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8542] <... futex resumed>) = 0 [pid 8551] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8550] <... dup resumed>) = 4 [pid 8549] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8548] <... dup resumed>) = 4 [pid 8547] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8546] <... futex resumed>) = 0 [pid 8545] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8542] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8550] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8549] <... futex resumed>) = 1 [pid 8548] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8546] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8545] <... futex resumed>) = 0 [pid 8543] <... futex resumed>) = 0 [pid 8551] dup(3 [pid 8550] <... futex resumed>) = 0 [pid 8549] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8548] <... futex resumed>) = 1 [pid 8546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8545] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8544] <... futex resumed>) = 0 [pid 8543] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8551] <... dup resumed>) = 4 [pid 8550] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8548] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8546] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8544] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] <... futex resumed>) = 0 [pid 8551] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8549] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8546] <... futex resumed>) = 0 [pid 8544] <... futex resumed>) = 0 [pid 8543] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8551] <... futex resumed>) = 1 [pid 8550] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8546] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8545] <... futex resumed>) = 0 [pid 8544] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8551] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8545] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8551] <... futex resumed>) = 0 [pid 8551] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8545] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8542] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8542] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8552 attached => {parent_tid=[8552]}, 88) = 8552 [pid 8542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8552] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8542] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8552] <... rseq resumed>) = 0 [pid 8542] <... futex resumed>) = 0 [pid 8552] set_robust_list(0x7f42e822a9a0, 24 [pid 8542] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8552] <... set_robust_list resumed>) = 0 [pid 8552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8552] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8543] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8543] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8546] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8544] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8543] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8546] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8544] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8546] <... futex resumed>) = 0 [pid 8544] <... futex resumed>) = 0 [pid 8546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8546] <... mmap resumed>) = 0x7f42e820a000 [pid 8544] <... mmap resumed>) = 0x7f42e820a000 [pid 8543] <... mprotect resumed>) = 0 [pid 8544] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8546] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8544] <... mprotect resumed>) = 0 [pid 8543] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8546] <... mprotect resumed>) = 0 [pid 8544] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8543] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8544] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8553 attached [pid 8546] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8545] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8545] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8554 attached [pid 8553] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8546] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8545] <... futex resumed>) = 0 [pid 8543] <... clone3 resumed> => {parent_tid=[8553]}, 88) = 8553 [pid 8554] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8553] <... rseq resumed>) = 0 [pid 8546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8543] rt_sigprocmask(SIG_SETMASK, [], [pid 8554] <... rseq resumed>) = 0 [pid 8553] set_robust_list(0x7f42e822a9a0, 24 [pid 8545] <... mmap resumed>) = 0x7f42e820a000 [pid 8543] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8555 attached [pid 8554] set_robust_list(0x7f42e822a9a0, 24 [pid 8553] <... set_robust_list resumed>) = 0 [pid 8552] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8545] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8543] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8554] <... set_robust_list resumed>) = 0 [pid 8553] rt_sigprocmask(SIG_SETMASK, [], [pid 8552] <... futex resumed>) = 1 [pid 8542] <... futex resumed>) = 0 [pid 8543] <... futex resumed>) = 0 [pid 8554] rt_sigprocmask(SIG_SETMASK, [], [pid 8553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8552] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8545] <... mprotect resumed>) = 0 [pid 8542] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8543] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8553] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8544] <... clone3 resumed> => {parent_tid=[8554]}, 88) = 8554 [pid 8542] <... futex resumed>) = 0 [pid 8555] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8554] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8553] <... madvise resumed>) = 0 [pid 8546] <... clone3 resumed> => {parent_tid=[8555]}, 88) = 8555 [pid 8545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8555] <... rseq resumed>) = 0 [pid 8552] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8544] rt_sigprocmask(SIG_SETMASK, [], [pid 8542] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8546] rt_sigprocmask(SIG_SETMASK, [], [pid 8555] set_robust_list(0x7f42e822a9a0, 24 [pid 8545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8555] <... set_robust_list resumed>) = 0 [pid 8546] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8544] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8555] rt_sigprocmask(SIG_SETMASK, [], [pid 8554] <... futex resumed>) = 0 [pid 8553] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8546] <... futex resumed>) = 0 [pid 8544] <... futex resumed>) = 1 ./strace-static-x86_64: Process 8556 attached [pid 8555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8554] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8553] <... futex resumed>) = 1 [pid 8546] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8545] <... clone3 resumed> => {parent_tid=[8556]}, 88) = 8556 [pid 8543] <... futex resumed>) = 0 [pid 8553] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8543] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8543] <... futex resumed>) = 0 [pid 8553] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8543] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8544] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8556] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8555] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8554] <... madvise resumed>) = 0 [pid 8545] rt_sigprocmask(SIG_SETMASK, [], [pid 8556] <... rseq resumed>) = 0 [pid 8545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8556] set_robust_list(0x7f42e822a9a0, 24 [pid 8545] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8556] <... set_robust_list resumed>) = 0 [pid 8556] rt_sigprocmask(SIG_SETMASK, [], [pid 8545] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8556] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8554] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8544] <... futex resumed>) = 0 [pid 8556] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8554] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8556] <... futex resumed>) = 1 [pid 8545] <... futex resumed>) = 0 [pid 8556] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8545] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8555] <... madvise resumed>) = 0 [pid 8545] <... futex resumed>) = 0 [pid 8544] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8556] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8554] <... futex resumed>) = 0 [pid 8544] <... futex resumed>) = 1 [pid 8554] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8544] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8552] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8545] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8552] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8555] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8542] <... futex resumed>) = 0 [pid 8556] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8555] <... futex resumed>) = 1 [pid 8552] <... futex resumed>) = 1 [pid 8546] <... futex resumed>) = 0 [pid 8556] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8555] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8552] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8546] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8556] <... futex resumed>) = 1 [pid 8555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8546] <... futex resumed>) = 0 [pid 8545] <... futex resumed>) = 0 [pid 8556] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8555] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8546] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8555] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8553] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8555] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8553] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8555] <... futex resumed>) = 1 [pid 8553] <... futex resumed>) = 1 [pid 8546] <... futex resumed>) = 0 [pid 8543] <... futex resumed>) = 0 [pid 8555] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8553] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8554] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8554] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8544] <... futex resumed>) = 0 [pid 8554] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8550] <... mmap resumed>) = 0x20000000 [pid 8548] <... mmap resumed>) = 0x20000000 [pid 8547] <... mmap resumed>) = 0x20000000 [pid 8551] <... mmap resumed>) = 0x20000000 [pid 8550] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8547] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8542] exit_group(0 [pid 8551] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8550] <... futex resumed>) = 0 [pid 8549] <... mmap resumed>) = 0x20000000 [pid 8548] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8547] <... futex resumed>) = ? [pid 8542] <... exit_group resumed>) = ? [pid 8552] <... futex resumed>) = ? [pid 8551] <... futex resumed>) = 0 [pid 8550] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8549] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8548] <... futex resumed>) = 0 [pid 8547] +++ exited with 0 +++ [pid 8551] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8549] <... futex resumed>) = 0 [pid 8548] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8546] exit_group(0 [pid 8545] exit_group(0 [pid 8544] exit_group(0 [pid 8551] <... futex resumed>) = ? [pid 8549] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8545] <... exit_group resumed>) = ? [pid 8556] <... futex resumed>) = ? [pid 8555] <... futex resumed>) = ? [pid 8554] <... futex resumed>) = ? [pid 8551] +++ exited with 0 +++ [pid 8550] <... futex resumed>) = ? [pid 8548] <... futex resumed>) = ? [pid 8546] <... exit_group resumed>) = ? [pid 8544] <... exit_group resumed>) = ? [pid 8543] exit_group(0 [pid 8555] +++ exited with 0 +++ [pid 8554] +++ exited with 0 +++ [pid 8550] +++ exited with 0 +++ [pid 8548] +++ exited with 0 +++ [pid 8553] <... futex resumed>) = ? [pid 8546] +++ exited with 0 +++ [pid 8544] +++ exited with 0 +++ [pid 8543] <... exit_group resumed>) = ? [pid 8553] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8546, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8544, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8557 attached , child_tidptr=0x5555712a2690) = 8557 [pid 8557] set_robust_list(0x5555712a26a0, 24 [pid 8552] +++ exited with 0 +++ [pid 8542] +++ exited with 0 +++ [pid 8549] <... futex resumed>) = ? [pid 5839] <... restart_syscall resumed>) = 0 [pid 8557] <... set_robust_list resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8542, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8558 attached [pid 8557] <... prctl resumed>) = 0 [pid 8556] +++ exited with 0 +++ [pid 8545] +++ exited with 0 +++ [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8558 [pid 8558] set_robust_list(0x5555712a26a0, 24 [pid 8557] setpgid(0, 0 [pid 8558] <... set_robust_list resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8545, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8557] <... setpgid resumed>) = 0 [pid 8557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8557] <... openat resumed>) = 3 [pid 8558] <... prctl resumed>) = 0 [pid 8557] write(3, "1000", 4 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8558] setpgid(0, 0 [pid 8557] <... write resumed>) = 4 ./strace-static-x86_64: Process 8559 attached [pid 8558] <... setpgid resumed>) = 0 [pid 8557] close(3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8559 [pid 8558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8557] <... close resumed>) = 0 executing program [pid 8557] write(1, "executing program\n", 18./strace-static-x86_64: Process 8560 attached [pid 8558] <... openat resumed>) = 3 [pid 8557] <... write resumed>) = 18 [pid 8560] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8559] set_robust_list(0x5555712a26a0, 24 [pid 8558] write(3, "1000", 4 [pid 8557] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8560 [pid 8560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8559] <... set_robust_list resumed>) = 0 [pid 8558] <... write resumed>) = 4 [pid 8557] <... futex resumed>) = 0 [pid 8560] <... prctl resumed>) = 0 [pid 8559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8558] close(3 [pid 8557] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8560] setpgid(0, 0 [pid 8558] <... close resumed>) = 0 [pid 8557] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8549] +++ exited with 0 +++ [pid 8559] <... prctl resumed>) = 0 [pid 8543] +++ exited with 0 +++ [pid 8560] <... setpgid resumed>) = 0 executing program [pid 8558] write(1, "executing program\n", 18 [pid 8559] setpgid(0, 0 [pid 8557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8558] <... write resumed>) = 18 [pid 8557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8543, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8559] <... setpgid resumed>) = 0 [pid 8558] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8558] <... futex resumed>) = 0 [pid 8557] <... mmap resumed>) = 0x7f42e822b000 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8560] <... openat resumed>) = 3 [pid 8558] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8557] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8560] write(3, "1000", 4 [pid 8559] <... openat resumed>) = 3 [pid 8558] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8557] <... mprotect resumed>) = 0 [pid 8560] <... write resumed>) = 4 [pid 8559] write(3, "1000", 4 [pid 8558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8560] close(3 [pid 8557] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8560] <... close resumed>) = 0 [pid 8559] <... write resumed>) = 4 [pid 8558] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 8560] write(1, "executing program\n", 18 [pid 8559] close(3 [pid 8560] <... write resumed>) = 18 [pid 8559] <... close resumed>) = 0 [pid 8560] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 8559] write(1, "executing program\n", 18 [pid 8560] <... futex resumed>) = 0 [pid 8559] <... write resumed>) = 18 [pid 8560] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8559] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8557] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8558] <... mmap resumed>) = 0x7f42e822b000 [pid 8557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8558] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8559] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8561 attached [pid 8560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8559] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8558] <... mprotect resumed>) = 0 [pid 8561] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8560] <... mmap resumed>) = 0x7f42e822b000 [pid 8559] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8561] <... rseq resumed>) = 0 [pid 8560] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8561] set_robust_list(0x7f42e824b9a0, 24 [pid 8560] <... mprotect resumed>) = 0 [pid 8559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8558] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8557] <... clone3 resumed> => {parent_tid=[8561]}, 88) = 8561 [pid 8561] <... set_robust_list resumed>) = 0 [pid 8560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8558] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8557] rt_sigprocmask(SIG_SETMASK, [], [pid 8561] rt_sigprocmask(SIG_SETMASK, [], [pid 8560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8559] <... mmap resumed>) = 0x7f42e822b000 [pid 8558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 8561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8559] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8557] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8563 attached ./strace-static-x86_64: Process 8562 attached [pid 8561] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8559] <... mprotect resumed>) = 0 [pid 8558] <... clone3 resumed> => {parent_tid=[8562]}, 88) = 8562 [pid 8557] <... futex resumed>) = 0 [pid 8563] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8562] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8561] <... openat resumed>) = 3 [pid 8560] <... clone3 resumed> => {parent_tid=[8563]}, 88) = 8563 [pid 8559] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8558] rt_sigprocmask(SIG_SETMASK, [], [pid 8557] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8564 attached [pid 8563] <... rseq resumed>) = 0 [pid 8562] <... rseq resumed>) = 0 [pid 8561] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8560] rt_sigprocmask(SIG_SETMASK, [], [pid 8559] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8564] set_robust_list(0x5555712a26a0, 24 [pid 8563] set_robust_list(0x7f42e824b9a0, 24 [pid 8562] set_robust_list(0x7f42e824b9a0, 24 [pid 8561] <... futex resumed>) = 1 [pid 8560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8558] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8557] <... futex resumed>) = 0 [pid 8562] <... set_robust_list resumed>) = 0 [pid 8561] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8560] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8564 ./strace-static-x86_64: Process 8565 attached [pid 8562] rt_sigprocmask(SIG_SETMASK, [], [pid 8560] <... futex resumed>) = 0 [pid 8558] <... futex resumed>) = 0 [pid 8557] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8563] <... set_robust_list resumed>) = 0 [pid 8564] <... set_robust_list resumed>) = 0 [pid 8565] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8561] <... futex resumed>) = 0 [pid 8560] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8559] <... clone3 resumed> => {parent_tid=[8565]}, 88) = 8565 [pid 8557] <... futex resumed>) = 1 [pid 8565] <... rseq resumed>) = 0 [pid 8564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8563] rt_sigprocmask(SIG_SETMASK, [], [pid 8562] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8561] dup(3 [pid 8559] rt_sigprocmask(SIG_SETMASK, [], [pid 8558] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8565] set_robust_list(0x7f42e824b9a0, 24 [pid 8564] <... prctl resumed>) = 0 [pid 8563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8562] <... openat resumed>) = 3 [pid 8561] <... dup resumed>) = 4 [pid 8557] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8564] setpgid(0, 0 [pid 8565] <... set_robust_list resumed>) = 0 [pid 8564] <... setpgid resumed>) = 0 [pid 8563] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8562] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8561] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8565] rt_sigprocmask(SIG_SETMASK, [], [pid 8562] <... futex resumed>) = 1 [pid 8561] <... futex resumed>) = 0 [pid 8559] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8558] <... futex resumed>) = 0 [pid 8557] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8562] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8561] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8559] <... futex resumed>) = 0 [pid 8557] <... futex resumed>) = 0 [pid 8565] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8563] <... openat resumed>) = 3 [pid 8558] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8557] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8563] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8558] <... futex resumed>) = 1 [pid 8559] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8565] <... openat resumed>) = 3 [pid 8562] <... futex resumed>) = 0 [pid 8563] <... futex resumed>) = 1 [pid 8558] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8562] dup(3 [pid 8563] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8565] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8562] <... dup resumed>) = 4 [pid 8560] <... futex resumed>) = 0 [pid 8564] <... openat resumed>) = 3 [pid 8565] <... futex resumed>) = 1 [pid 8562] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8560] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8559] <... futex resumed>) = 0 [pid 8565] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8562] <... futex resumed>) = 1 [pid 8560] <... futex resumed>) = 1 [pid 8565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8564] write(3, "1000", 4 [pid 8563] <... futex resumed>) = 0 [pid 8562] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8560] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8559] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8558] <... futex resumed>) = 0 [pid 8565] dup(3 [pid 8564] <... write resumed>) = 4 [pid 8563] dup(3 [pid 8559] <... futex resumed>) = 0 [pid 8558] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8565] <... dup resumed>) = 4 [pid 8564] close(3 [pid 8563] <... dup resumed>) = 4 [pid 8562] <... futex resumed>) = 0 [pid 8559] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8558] <... futex resumed>) = 1 [pid 8565] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8562] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8565] <... futex resumed>) = 0 [pid 8564] <... close resumed>) = 0 [pid 8563] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 8559] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8558] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8565] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8564] write(1, "executing program\n", 18 [pid 8563] <... futex resumed>) = 1 [pid 8564] <... write resumed>) = 18 [pid 8563] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8560] <... futex resumed>) = 0 [pid 8564] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8564] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8564] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[8566]}, 88) = 8566 [pid 8564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8564] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8559] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8566 attached [pid 8564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8560] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8563] <... futex resumed>) = 0 [pid 8566] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8560] <... futex resumed>) = 1 [pid 8559] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8563] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8566] <... rseq resumed>) = 0 [pid 8560] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8566] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8566] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8566] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8564] <... futex resumed>) = 0 [pid 8566] dup(3 [pid 8564] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8566] <... dup resumed>) = 4 [pid 8564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8566] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8564] <... futex resumed>) = 0 [pid 8564] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8566] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8564] <... futex resumed>) = 0 [pid 8564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8557] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8557] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8557] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8567 attached [pid 8567] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8567] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8567] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8558] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8558] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8557] <... clone3 resumed> => {parent_tid=[8567]}, 88) = 8567 [pid 8558] <... futex resumed>) = 0 [pid 8558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8558] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8557] rt_sigprocmask(SIG_SETMASK, [], [pid 8558] <... mprotect resumed>) = 0 [pid 8557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8557] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8567] <... futex resumed>) = 0 [pid 8558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8557] <... futex resumed>) = 1 [pid 8559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8559] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8557] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8568 attached [pid 8559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8568] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8559] <... mmap resumed>) = 0x7f42e820a000 [pid 8568] set_robust_list(0x7f42e822a9a0, 24 [pid 8567] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8559] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8568] <... set_robust_list resumed>) = 0 [pid 8567] <... madvise resumed>) = 0 [pid 8560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8558] <... clone3 resumed> => {parent_tid=[8568]}, 88) = 8568 [pid 8568] rt_sigprocmask(SIG_SETMASK, [], [pid 8560] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8560] <... futex resumed>) = 0 [pid 8559] <... mprotect resumed>) = 0 [pid 8558] rt_sigprocmask(SIG_SETMASK, [], [pid 8568] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8559] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8559] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8558] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8569 attached [pid 8568] <... futex resumed>) = 0 [pid 8558] <... futex resumed>) = 1 [pid 8568] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8559] <... clone3 resumed> => {parent_tid=[8569]}, 88) = 8569 [pid 8558] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8560] <... mmap resumed>) = 0x7f42e820a000 [pid 8560] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8559] rt_sigprocmask(SIG_SETMASK, [], [pid 8569] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8569] <... rseq resumed>) = 0 [pid 8564] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8569] set_robust_list(0x7f42e822a9a0, 24 [pid 8567] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8570 attached [pid 8569] <... set_robust_list resumed>) = 0 [pid 8568] <... madvise resumed>) = 0 [pid 8567] <... futex resumed>) = 1 [pid 8559] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8557] <... futex resumed>) = 0 [pid 8569] rt_sigprocmask(SIG_SETMASK, [], [pid 8568] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8567] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8560] <... clone3 resumed> => {parent_tid=[8570]}, 88) = 8570 [pid 8559] <... futex resumed>) = 0 [pid 8557] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8564] <... mmap resumed>) = 0x7f42e820a000 [pid 8570] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8568] <... futex resumed>) = 1 [pid 8567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8564] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8560] rt_sigprocmask(SIG_SETMASK, [], [pid 8559] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8558] <... futex resumed>) = 0 [pid 8557] <... futex resumed>) = 0 [pid 8570] <... rseq resumed>) = 0 [pid 8569] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8568] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8567] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8564] <... mprotect resumed>) = 0 [pid 8560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8558] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8557] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8570] set_robust_list(0x7f42e822a9a0, 24 [pid 8564] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8560] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8558] <... futex resumed>) = 0 [pid 8570] <... set_robust_list resumed>) = 0 [pid 8569] <... madvise resumed>) = 0 [pid 8564] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8560] <... futex resumed>) = 0 [pid 8558] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8570] rt_sigprocmask(SIG_SETMASK, [], [pid 8564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8560] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8571 attached [pid 8570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8564] <... clone3 resumed> => {parent_tid=[8571]}, 88) = 8571 [pid 8564] rt_sigprocmask(SIG_SETMASK, [], [pid 8570] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8571] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8564] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8564] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8569] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8571] <... rseq resumed>) = 0 [pid 8570] <... madvise resumed>) = 0 [pid 8571] set_robust_list(0x7f42e822a9a0, 24 [pid 8570] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8571] <... set_robust_list resumed>) = 0 [pid 8569] <... futex resumed>) = 1 [pid 8560] <... futex resumed>) = 0 [pid 8559] <... futex resumed>) = 0 [pid 8570] <... futex resumed>) = 1 [pid 8571] rt_sigprocmask(SIG_SETMASK, [], [pid 8570] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8569] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8560] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8559] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8560] <... futex resumed>) = 0 [pid 8559] <... futex resumed>) = 0 [pid 8559] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8560] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8571] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8567] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8567] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8557] <... futex resumed>) = 0 [pid 8567] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8570] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8568] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8569] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8570] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8569] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8570] <... futex resumed>) = 1 [pid 8569] <... futex resumed>) = 1 [pid 8560] <... futex resumed>) = 0 [pid 8559] <... futex resumed>) = 0 [pid 8569] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8568] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8570] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8568] <... futex resumed>) = 1 [pid 8558] <... futex resumed>) = 0 [pid 8568] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8571] <... madvise resumed>) = 0 [pid 8564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8571] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8564] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8571] <... futex resumed>) = 0 [pid 8564] <... futex resumed>) = 0 [pid 8571] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8564] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8571] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8571] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8564] <... futex resumed>) = 0 [pid 8571] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8566] <... mmap resumed>) = 0x20000000 [pid 8565] <... mmap resumed>) = 0x20000000 [pid 8563] <... mmap resumed>) = 0x20000000 [pid 8562] <... mmap resumed>) = 0x20000000 [pid 8561] <... mmap resumed>) = 0x20000000 [pid 8566] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8564] exit_group(0 [pid 8562] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8571] <... futex resumed>) = ? [pid 8566] <... futex resumed>) = ? [pid 8565] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8564] <... exit_group resumed>) = ? [pid 8563] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8562] <... futex resumed>) = 0 [pid 8561] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8571] +++ exited with 0 +++ [pid 8566] +++ exited with 0 +++ [pid 8565] <... futex resumed>) = 0 [pid 8563] <... futex resumed>) = 0 [pid 8562] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8561] <... futex resumed>) = 0 [pid 8565] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8563] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8561] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8560] exit_group(0 [pid 8558] exit_group(0 [pid 8557] exit_group(0 [pid 8570] <... futex resumed>) = ? [pid 8568] <... futex resumed>) = ? [pid 8563] <... futex resumed>) = ? [pid 8560] <... exit_group resumed>) = ? [pid 8558] <... exit_group resumed>) = ? [pid 8557] <... exit_group resumed>) = ? [pid 8561] <... futex resumed>) = ? [pid 8570] +++ exited with 0 +++ [pid 8568] +++ exited with 0 +++ [pid 8567] <... futex resumed>) = ? [pid 8564] +++ exited with 0 +++ [pid 8562] <... futex resumed>) = ? [pid 8561] +++ exited with 0 +++ [pid 8559] exit_group(0 [pid 8569] <... futex resumed>) = ? [pid 8567] +++ exited with 0 +++ [pid 8565] <... futex resumed>) = ? [pid 8563] +++ exited with 0 +++ [pid 8560] +++ exited with 0 +++ [pid 8559] <... exit_group resumed>) = ? [pid 8557] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8564, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8569] +++ exited with 0 +++ [pid 8565] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8560, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8557, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8573 attached ./strace-static-x86_64: Process 8572 attached [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8573] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8572 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8573 [pid 8573] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 8574 attached [pid 8573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8572] set_robust_list(0x5555712a26a0, 24 [pid 8574] set_robust_list(0x5555712a26a0, 24 [pid 8573] <... prctl resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8574 [pid 8574] <... set_robust_list resumed>) = 0 [pid 8573] setpgid(0, 0 [pid 8572] <... set_robust_list resumed>) = 0 [pid 8574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8573] <... setpgid resumed>) = 0 [pid 8574] <... prctl resumed>) = 0 [pid 8573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8574] setpgid(0, 0) = 0 [pid 8572] <... prctl resumed>) = 0 [pid 8573] <... openat resumed>) = 3 [pid 8574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8573] write(3, "1000", 4 [pid 8572] setpgid(0, 0 [pid 8562] +++ exited with 0 +++ [pid 8559] +++ exited with 0 +++ [pid 8558] +++ exited with 0 +++ [pid 8574] <... openat resumed>) = 3 [pid 8573] <... write resumed>) = 4 [pid 8572] <... setpgid resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8559, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8558, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8573] close(3) = 0 [pid 8574] write(3, "1000", 4executing program [pid 8572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8573] write(1, "executing program\n", 18 [pid 8574] <... write resumed>) = 4 executing program executing program [pid 8573] <... write resumed>) = 18 [pid 8572] <... openat resumed>) = 3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8574] close(3) = 0 [pid 8572] write(3, "1000", 4 [pid 8574] write(1, "executing program\n", 18 [pid 8572] <... write resumed>) = 4 [pid 8574] <... write resumed>) = 18 [pid 8572] close(3 [pid 8574] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8572] <... close resumed>) = 0 [pid 8574] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8575 ./strace-static-x86_64: Process 8575 attached [pid 8574] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8572] write(1, "executing program\n", 18 [pid 8574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8572] <... write resumed>) = 18 [pid 8574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8572] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 ./strace-static-x86_64: Process 8576 attached [pid 8575] set_robust_list(0x5555712a26a0, 24 [pid 8573] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8576 [pid 8576] set_robust_list(0x5555712a26a0, 24 [pid 8575] <... set_robust_list resumed>) = 0 [pid 8574] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8573] <... futex resumed>) = 0 [pid 8572] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8576] <... set_robust_list resumed>) = 0 [pid 8575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8574] <... mprotect resumed>) = 0 [pid 8573] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8572] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8575] <... prctl resumed>) = 0 [pid 8574] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8573] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8575] setpgid(0, 0 [pid 8573] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8575] <... setpgid resumed>) = 0 [pid 8573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8576] <... prctl resumed>) = 0 [pid 8574] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8576] setpgid(0, 0 [pid 8575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8577 attached [pid 8576] <... setpgid resumed>) = 0 [pid 8575] <... openat resumed>) = 3 [pid 8573] <... mmap resumed>) = 0x7f42e822b000 [pid 8572] <... mmap resumed>) = 0x7f42e822b000 [pid 8577] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8572] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8577] <... rseq resumed>) = 0 [pid 8573] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8577] set_robust_list(0x7f42e824b9a0, 24 [pid 8574] <... clone3 resumed> => {parent_tid=[8577]}, 88) = 8577 [pid 8573] <... mprotect resumed>) = 0 [pid 8572] <... mprotect resumed>) = 0 [pid 8577] <... set_robust_list resumed>) = 0 [pid 8576] <... openat resumed>) = 3 [pid 8574] rt_sigprocmask(SIG_SETMASK, [], [pid 8577] rt_sigprocmask(SIG_SETMASK, [], [pid 8575] write(3, "1000", 4 [pid 8573] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8575] <... write resumed>) = 4 [pid 8573] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8575] close(3 [pid 8573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8576] write(3, "1000", 4 [pid 8574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8572] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8578 attached [pid 8577] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] <... write resumed>) = 4 [pid 8575] <... close resumed>) = 0 [pid 8572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8579 attached [pid 8578] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] close(3 [pid 8575] write(1, "executing program\n", 18 [pid 8574] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 8573] <... clone3 resumed> => {parent_tid=[8578]}, 88) = 8578 [pid 8579] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8578] <... rseq resumed>) = 0 [pid 8577] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8576] <... close resumed>) = 0 [pid 8575] <... write resumed>) = 18 [pid 8574] <... futex resumed>) = 0 [pid 8573] rt_sigprocmask(SIG_SETMASK, [], [pid 8572] <... clone3 resumed> => {parent_tid=[8579]}, 88) = 8579 executing program [pid 8579] <... rseq resumed>) = 0 [pid 8578] set_robust_list(0x7f42e824b9a0, 24 [pid 8577] <... openat resumed>) = 3 [pid 8576] write(1, "executing program\n", 18 [pid 8575] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8574] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8572] rt_sigprocmask(SIG_SETMASK, [], [pid 8579] set_robust_list(0x7f42e824b9a0, 24 [pid 8578] <... set_robust_list resumed>) = 0 [pid 8577] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8576] <... write resumed>) = 18 [pid 8575] <... futex resumed>) = 0 [pid 8574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8573] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8578] rt_sigprocmask(SIG_SETMASK, [], [pid 8577] <... futex resumed>) = 0 [pid 8576] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8574] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8579] <... set_robust_list resumed>) = 0 [pid 8578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8577] dup(3 [pid 8576] <... futex resumed>) = 0 [pid 8575] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8574] <... futex resumed>) = 0 [pid 8573] <... futex resumed>) = 0 [pid 8572] <... futex resumed>) = 0 [pid 8579] rt_sigprocmask(SIG_SETMASK, [], [pid 8578] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8577] <... dup resumed>) = 4 [pid 8575] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8573] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8579] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8578] <... openat resumed>) = 3 [pid 8577] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8576] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8574] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8572] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8579] <... openat resumed>) = 3 [pid 8578] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8577] <... futex resumed>) = 0 [pid 8576] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8578] <... futex resumed>) = 1 [pid 8577] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8574] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8578] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8574] <... futex resumed>) = 0 [pid 8577] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8574] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8579] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8576] <... mmap resumed>) = 0x7f42e822b000 [pid 8575] <... mmap resumed>) = 0x7f42e822b000 [pid 8573] <... futex resumed>) = 0 [pid 8579] <... futex resumed>) = 1 [pid 8576] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8575] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8572] <... futex resumed>) = 0 [pid 8579] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] <... mprotect resumed>) = 0 [pid 8575] <... mprotect resumed>) = 0 [pid 8573] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8575] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8573] <... futex resumed>) = 1 [pid 8572] <... futex resumed>) = 0 [pid 8579] dup(3 [pid 8578] <... futex resumed>) = 0 [pid 8576] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8575] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8573] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8572] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8579] <... dup resumed>) = 4 [pid 8578] dup(3 [pid 8575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8580 attached [pid 8579] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8578] <... dup resumed>) = 4 [pid 8576] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8580] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8579] <... futex resumed>) = 1 [pid 8578] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8575] <... clone3 resumed> => {parent_tid=[8580]}, 88) = 8580 [pid 8572] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8581 attached [pid 8580] <... rseq resumed>) = 0 [pid 8579] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8578] <... futex resumed>) = 1 [pid 8575] rt_sigprocmask(SIG_SETMASK, [], [pid 8573] <... futex resumed>) = 0 [pid 8572] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8581] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8580] set_robust_list(0x7f42e824b9a0, 24 [pid 8579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8578] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] <... clone3 resumed> => {parent_tid=[8581]}, 88) = 8581 [pid 8575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8573] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] <... futex resumed>) = 0 [pid 8581] <... rseq resumed>) = 0 [pid 8580] <... set_robust_list resumed>) = 0 [pid 8579] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] rt_sigprocmask(SIG_SETMASK, [], [pid 8575] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8573] <... futex resumed>) = 0 [pid 8572] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8581] set_robust_list(0x7f42e824b9a0, 24 [pid 8580] rt_sigprocmask(SIG_SETMASK, [], [pid 8578] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8581] <... set_robust_list resumed>) = 0 [pid 8580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8581] rt_sigprocmask(SIG_SETMASK, [], [pid 8580] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8576] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8573] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8580] <... openat resumed>) = 3 [pid 8576] <... futex resumed>) = 0 [pid 8581] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8576] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8575] <... futex resumed>) = 0 [pid 8575] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8580] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8581] <... openat resumed>) = 3 [pid 8581] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8580] <... futex resumed>) = 1 [pid 8575] <... futex resumed>) = 0 [pid 8581] <... futex resumed>) = 1 [pid 8580] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] <... futex resumed>) = 0 [pid 8575] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8581] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8575] <... futex resumed>) = 0 [pid 8576] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] <... futex resumed>) = 1 [pid 8581] <... futex resumed>) = 0 [pid 8581] dup(3) = 4 [pid 8580] dup(3 [pid 8581] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8576] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8580] <... dup resumed>) = 4 [pid 8581] <... futex resumed>) = 0 [pid 8576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8580] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8581] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8580] <... futex resumed>) = 0 [pid 8576] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] <... futex resumed>) = 0 [pid 8581] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8576] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8580] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8575] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8575] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8580] <... futex resumed>) = 0 [pid 8575] <... futex resumed>) = 1 [pid 8575] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8580] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8574] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8574] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[8582]}, 88) = 8582 [pid 8574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8574] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 8582 attached [pid 8574] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8572] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8573] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8573] <... futex resumed>) = 0 [pid 8572] <... futex resumed>) = 0 [pid 8573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8582] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8573] <... mmap resumed>) = 0x7f42e820a000 [pid 8572] <... mmap resumed>) = 0x7f42e820a000 [pid 8582] <... rseq resumed>) = 0 [pid 8573] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8572] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8582] set_robust_list(0x7f42e822a9a0, 24 [pid 8573] <... mprotect resumed>) = 0 [pid 8572] <... mprotect resumed>) = 0 [pid 8582] <... set_robust_list resumed>) = 0 [pid 8572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8582] rt_sigprocmask(SIG_SETMASK, [], [pid 8573] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8582] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8576] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8583 attached [pid 8582] <... madvise resumed>) = 0 [pid 8576] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8573] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8572] <... clone3 resumed> => {parent_tid=[8583]}, 88) = 8583 [pid 8583] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8576] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8572] rt_sigprocmask(SIG_SETMASK, [], [pid 8583] <... rseq resumed>) = 0 [pid 8576] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8583] set_robust_list(0x7f42e822a9a0, 24 [pid 8576] <... futex resumed>) = 0 [pid 8572] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8583] <... set_robust_list resumed>) = 0 [pid 8576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8572] <... futex resumed>) = 0 [pid 8583] rt_sigprocmask(SIG_SETMASK, [], [pid 8572] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8583] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8576] <... mmap resumed>) = 0x7f42e820a000 [pid 8575] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8584 attached [pid 8576] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8575] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8576] <... mprotect resumed>) = 0 [pid 8575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8573] <... clone3 resumed> => {parent_tid=[8584]}, 88) = 8584 [pid 8584] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8583] <... madvise resumed>) = 0 [pid 8582] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8576] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8575] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8573] rt_sigprocmask(SIG_SETMASK, [], [pid 8584] <... rseq resumed>) = 0 [pid 8582] <... futex resumed>) = 1 [pid 8576] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8575] <... mprotect resumed>) = 0 [pid 8574] <... futex resumed>) = 0 [pid 8583] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8584] set_robust_list(0x7f42e822a9a0, 24 [pid 8582] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8575] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8573] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8584] <... set_robust_list resumed>) = 0 [pid 8583] <... futex resumed>) = 1 [pid 8582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8575] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8574] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8572] <... futex resumed>) = 0 [pid 8573] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8585 attached [pid 8584] rt_sigprocmask(SIG_SETMASK, [], [pid 8583] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8582] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8574] <... futex resumed>) = 0 [pid 8573] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8572] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8585] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] <... clone3 resumed> => {parent_tid=[8585]}, 88) = 8585 [pid 8574] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8572] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8586 attached [pid 8585] <... rseq resumed>) = 0 [pid 8584] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8583] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8576] rt_sigprocmask(SIG_SETMASK, [], [pid 8575] <... clone3 resumed> => {parent_tid=[8586]}, 88) = 8586 [pid 8572] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8586] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8585] set_robust_list(0x7f42e822a9a0, 24 [pid 8576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8586] <... rseq resumed>) = 0 [pid 8585] <... set_robust_list resumed>) = 0 [pid 8576] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8586] set_robust_list(0x7f42e822a9a0, 24 [pid 8585] rt_sigprocmask(SIG_SETMASK, [], [pid 8576] <... futex resumed>) = 0 [pid 8586] <... set_robust_list resumed>) = 0 [pid 8585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8576] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8586] rt_sigprocmask(SIG_SETMASK, [], [pid 8585] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8575] rt_sigprocmask(SIG_SETMASK, [], [pid 8586] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8585] <... madvise resumed>) = 0 [pid 8584] <... madvise resumed>) = 0 [pid 8575] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8586] <... futex resumed>) = 0 [pid 8585] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8584] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8575] <... futex resumed>) = 1 [pid 8586] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8585] <... futex resumed>) = 1 [pid 8584] <... futex resumed>) = 1 [pid 8576] <... futex resumed>) = 0 [pid 8573] <... futex resumed>) = 0 [pid 8585] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8584] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8576] <... futex resumed>) = 0 [pid 8585] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8576] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8573] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8584] <... futex resumed>) = 0 [pid 8573] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8584] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8575] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8582] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8583] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8582] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8583] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8582] <... futex resumed>) = 1 [pid 8574] <... futex resumed>) = 0 [pid 8572] <... futex resumed>) = 0 [pid 8583] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8582] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8585] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8584] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8585] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8584] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8573] <... futex resumed>) = 0 [pid 8585] <... futex resumed>) = 1 [pid 8576] <... futex resumed>) = 0 [pid 8586] <... madvise resumed>) = 0 [pid 8585] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8584] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8586] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8575] <... futex resumed>) = 0 [pid 8575] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8586] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8575] <... futex resumed>) = 0 [pid 8575] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8586] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8586] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8575] <... futex resumed>) = 0 [pid 8586] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8580] <... mmap resumed>) = 0x20000000 [pid 8577] <... mmap resumed>) = 0x20000000 [pid 8581] <... mmap resumed>) = 0x20000000 [pid 8579] <... mmap resumed>) = 0x20000000 [pid 8578] <... mmap resumed>) = 0x20000000 [pid 8581] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8580] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8578] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8577] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8575] exit_group(0 [pid 8573] exit_group(0 [pid 8586] <... futex resumed>) = ? [pid 8581] <... futex resumed>) = 0 [pid 8584] <... futex resumed>) = ? [pid 8580] <... futex resumed>) = ? [pid 8579] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8578] <... futex resumed>) = ? [pid 8577] <... futex resumed>) = 0 [pid 8575] <... exit_group resumed>) = ? [pid 8573] <... exit_group resumed>) = ? [pid 8586] +++ exited with 0 +++ [pid 8584] +++ exited with 0 +++ [pid 8581] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8580] +++ exited with 0 +++ [pid 8579] <... futex resumed>) = 0 [pid 8578] +++ exited with 0 +++ [pid 8577] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8576] exit_group(0 [pid 8574] exit_group(0 [pid 8582] <... futex resumed>) = ? [pid 8577] <... futex resumed>) = ? [pid 8574] <... exit_group resumed>) = ? [pid 8582] +++ exited with 0 +++ [pid 8577] +++ exited with 0 +++ [pid 8575] +++ exited with 0 +++ [pid 8579] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8574] +++ exited with 0 +++ [pid 8572] exit_group(0) = ? [pid 8583] <... futex resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8575, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8581] <... futex resumed>) = ? [pid 8585] <... futex resumed>) = ? [pid 8576] <... exit_group resumed>) = ? [pid 8579] <... futex resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8574, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8585] +++ exited with 0 +++ [pid 8583] +++ exited with 0 +++ [pid 8581] +++ exited with 0 +++ [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8573] +++ exited with 0 +++ [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8587 ./strace-static-x86_64: Process 8587 attached ./strace-static-x86_64: Process 8588 attached [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8588 [pid 8576] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8573, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8576, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8587] set_robust_list(0x5555712a26a0, 24 [pid 8588] set_robust_list(0x5555712a26a0, 24 [pid 8587] <... set_robust_list resumed>) = 0 [pid 8588] <... set_robust_list resumed>) = 0 [pid 8587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8587] setpgid(0, 0 [pid 8588] <... prctl resumed>) = 0 [pid 8588] setpgid(0, 0 [pid 8587] <... setpgid resumed>) = 0 [pid 8588] <... setpgid resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8588] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8587] write(3, "1000", 4) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8589 ./strace-static-x86_64: Process 8589 attached [pid 8587] close(3) = 0 [pid 8588] write(3, "1000", 4 [pid 8589] set_robust_list(0x5555712a26a0, 24 [pid 8587] write(1, "executing program\n", 18executing program [pid 8588] <... write resumed>) = 4 [pid 5845] <... restart_syscall resumed>) = 0 [pid 8589] <... set_robust_list resumed>) = 0 [pid 8587] <... write resumed>) = 18 [pid 8588] close(3 [pid 8589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8587] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8588] <... close resumed>) = 0 [pid 8589] <... prctl resumed>) = 0 [pid 8587] <... futex resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8590 attached [pid 8589] setpgid(0, 0 [pid 8587] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 8588] write(1, "executing program\n", 18 [pid 8589] <... setpgid resumed>) = 0 [pid 8587] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8588] <... write resumed>) = 18 [pid 8590] set_robust_list(0x5555712a26a0, 24 [pid 8589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8587] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8588] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8590 [pid 8587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8588] <... futex resumed>) = 0 [pid 8587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8588] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8590] <... set_robust_list resumed>) = 0 [pid 8589] <... openat resumed>) = 3 [pid 8587] <... mmap resumed>) = 0x7f42e822b000 [pid 8588] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8589] write(3, "1000", 4 [pid 8588] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8590] <... prctl resumed>) = 0 [pid 8589] <... write resumed>) = 4 [pid 8590] setpgid(0, 0 [pid 8589] close(3 [pid 8587] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8589] <... close resumed>) = 0 [pid 8587] <... mprotect resumed>) = 0 [pid 8588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8590] <... setpgid resumed>) = 0 [pid 8589] write(1, "executing program\n", 18 [pid 8587] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8588] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 8590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8589] <... write resumed>) = 18 [pid 8589] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8588] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8590] <... openat resumed>) = 3 [pid 8589] <... futex resumed>) = 0 [pid 8587] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8588] <... mprotect resumed>) = 0 [pid 8590] write(3, "1000", 4 [pid 8589] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8590] <... write resumed>) = 4 [pid 8589] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8588] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8591 attached [pid 8590] close(3 [pid 8589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8587] <... clone3 resumed> => {parent_tid=[8591]}, 88) = 8591 [pid 8588] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8591] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8590] <... close resumed>) = 0 [pid 8589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8587] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 8588] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8592 attached [pid 8591] <... rseq resumed>) = 0 [pid 8590] write(1, "executing program\n", 18 [pid 8589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8592] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8591] set_robust_list(0x7f42e824b9a0, 24 [pid 8590] <... write resumed>) = 18 [pid 8589] <... mmap resumed>) = 0x7f42e822b000 [pid 8587] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8588] <... clone3 resumed> => {parent_tid=[8592]}, 88) = 8592 [pid 8592] <... rseq resumed>) = 0 [pid 8591] <... set_robust_list resumed>) = 0 [pid 8590] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8589] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8587] <... futex resumed>) = 0 [pid 8592] set_robust_list(0x7f42e824b9a0, 24 [pid 8591] rt_sigprocmask(SIG_SETMASK, [], [pid 8590] <... futex resumed>) = 0 [pid 8592] <... set_robust_list resumed>) = 0 [pid 8591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8589] <... mprotect resumed>) = 0 [pid 8590] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8587] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8588] rt_sigprocmask(SIG_SETMASK, [], [pid 8592] rt_sigprocmask(SIG_SETMASK, [], [pid 8591] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8590] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8590] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8593 attached [pid 8592] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8590] <... mmap resumed>) = 0x7f42e822b000 [pid 8588] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8593] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8588] <... futex resumed>) = 0 [pid 8593] <... rseq resumed>) = 0 [pid 8588] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8593] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8590] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8591] <... openat resumed>) = 3 [pid 8589] <... clone3 resumed> => {parent_tid=[8593]}, 88) = 8593 [pid 8592] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8591] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8590] <... mprotect resumed>) = 0 [pid 8589] rt_sigprocmask(SIG_SETMASK, [], [pid 8593] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8592] <... openat resumed>) = 3 [pid 8591] <... futex resumed>) = 1 [pid 8589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8587] <... futex resumed>) = 0 [pid 8592] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8591] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8590] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8589] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8587] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8579] +++ exited with 0 +++ [pid 8572] +++ exited with 0 +++ [pid 8593] <... futex resumed>) = 0 [pid 8592] <... futex resumed>) = 1 [pid 8591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8590] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8589] <... futex resumed>) = 1 [pid 8587] <... futex resumed>) = 0 [pid 8588] <... futex resumed>) = 0 [pid 8593] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8592] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8591] dup(3 [pid 8590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8589] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8587] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8588] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8572, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- ./strace-static-x86_64: Process 8594 attached [pid 8593] <... openat resumed>) = 3 [pid 8592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8591] <... dup resumed>) = 4 [pid 8588] <... futex resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8594] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8593] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8592] dup(3 [pid 8591] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8590] <... clone3 resumed> => {parent_tid=[8594]}, 88) = 8594 [pid 8588] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] <... restart_syscall resumed>) = 0 [pid 8594] <... rseq resumed>) = 0 [pid 8593] <... futex resumed>) = 1 [pid 8592] <... dup resumed>) = 4 [pid 8591] <... futex resumed>) = 1 [pid 8590] rt_sigprocmask(SIG_SETMASK, [], [pid 8589] <... futex resumed>) = 0 [pid 8587] <... futex resumed>) = 0 [pid 8594] set_robust_list(0x7f42e824b9a0, 24 [pid 8593] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8592] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8591] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8589] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8587] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8594] <... set_robust_list resumed>) = 0 [pid 8593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8592] <... futex resumed>) = 1 [pid 8591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8590] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8589] <... futex resumed>) = 0 [pid 8587] <... futex resumed>) = 0 [pid 8588] <... futex resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8594] rt_sigprocmask(SIG_SETMASK, [], [pid 8593] dup(3 [pid 8592] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8591] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8590] <... futex resumed>) = 0 [pid 8589] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8587] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8588] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8595 attached [pid 8594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8593] <... dup resumed>) = 4 [pid 8592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8590] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8588] <... futex resumed>) = 0 [pid 8595] set_robust_list(0x5555712a26a0, 24 [pid 8594] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8593] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8592] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8588] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8595] <... set_robust_list resumed>) = 0 [pid 8594] <... openat resumed>) = 3 [pid 8593] <... futex resumed>) = 1 [pid 8589] <... futex resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8595 [pid 8595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8593] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8589] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8595] <... prctl resumed>) = 0 [pid 8594] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8589] <... futex resumed>) = 0 [pid 8595] setpgid(0, 0 [pid 8594] <... futex resumed>) = 1 [pid 8593] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8590] <... futex resumed>) = 0 [pid 8589] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8595] <... setpgid resumed>) = 0 [pid 8594] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8590] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8594] <... futex resumed>) = 0 [pid 8590] <... futex resumed>) = 1 [pid 8595] <... openat resumed>) = 3 [pid 8594] dup(3executing program [pid 8595] write(3, "1000", 4 [pid 8594] <... dup resumed>) = 4 [pid 8590] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8595] <... write resumed>) = 4 [pid 8595] close(3 [pid 8594] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8595] <... close resumed>) = 0 [pid 8595] write(1, "executing program\n", 18 [pid 8594] <... futex resumed>) = 1 [pid 8590] <... futex resumed>) = 0 [pid 8595] <... write resumed>) = 18 [pid 8590] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8595] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8590] <... futex resumed>) = 0 [pid 8590] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8594] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8595] <... futex resumed>) = 0 [pid 8595] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8595] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8595] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8596 attached => {parent_tid=[8596]}, 88) = 8596 [pid 8596] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8595] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8596] <... rseq resumed>) = 0 [pid 8595] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8596] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8596] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8587] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8587] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8596] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8587] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8596] <... futex resumed>) = 1 [pid 8595] <... futex resumed>) = 0 [pid 8587] <... mprotect resumed>) = 0 [pid 8596] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8587] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8588] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 8597 attached [pid 8595] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8588] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8596] <... futex resumed>) = 0 [pid 8595] <... futex resumed>) = 1 [pid 8588] <... futex resumed>) = 0 [pid 8597] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8596] dup(3 [pid 8595] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8587] <... clone3 resumed> => {parent_tid=[8597]}, 88) = 8597 [pid 8588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8597] <... rseq resumed>) = 0 [pid 8596] <... dup resumed>) = 4 [pid 8596] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8587] rt_sigprocmask(SIG_SETMASK, [], [pid 8588] <... mmap resumed>) = 0x7f42e820a000 [pid 8587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8588] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8596] <... futex resumed>) = 1 [pid 8595] <... futex resumed>) = 0 [pid 8587] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8588] <... mprotect resumed>) = 0 [pid 8597] set_robust_list(0x7f42e822a9a0, 24 [pid 8596] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8587] <... futex resumed>) = 0 [pid 8597] <... set_robust_list resumed>) = 0 [pid 8595] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8589] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8595] <... futex resumed>) = 0 [pid 8597] rt_sigprocmask(SIG_SETMASK, [], [pid 8589] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8595] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8589] <... futex resumed>) = 0 [pid 8597] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8587] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8588] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8596] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8588] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8597] <... madvise resumed>) = 0 [pid 8588] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8598 attached [pid 8590] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8589] <... mmap resumed>) = 0x7f42e820a000 [pid 8588] <... clone3 resumed> => {parent_tid=[8598]}, 88) = 8598 [pid 8590] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8589] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8598] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8590] <... mmap resumed>) = 0x7f42e820a000 [pid 8598] <... rseq resumed>) = 0 [pid 8590] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8589] <... mprotect resumed>) = 0 [pid 8588] rt_sigprocmask(SIG_SETMASK, [], [pid 8598] set_robust_list(0x7f42e822a9a0, 24 [pid 8597] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8590] <... mprotect resumed>) = 0 [pid 8589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8598] <... set_robust_list resumed>) = 0 [pid 8590] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8598] rt_sigprocmask(SIG_SETMASK, [], [pid 8590] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8598] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 8599 attached [pid 8588] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8600 attached [pid 8599] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8598] <... futex resumed>) = 0 [pid 8597] <... futex resumed>) = 1 [pid 8589] <... clone3 resumed> => {parent_tid=[8599]}, 88) = 8599 [pid 8588] <... futex resumed>) = 1 [pid 8600] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8599] <... rseq resumed>) = 0 [pid 8598] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8597] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8590] <... clone3 resumed> => {parent_tid=[8600]}, 88) = 8600 [pid 8589] rt_sigprocmask(SIG_SETMASK, [], [pid 8587] <... futex resumed>) = 0 [pid 8600] <... rseq resumed>) = 0 [pid 8599] set_robust_list(0x7f42e822a9a0, 24 [pid 8588] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8587] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8599] <... set_robust_list resumed>) = 0 [pid 8587] <... futex resumed>) = 0 [pid 8600] set_robust_list(0x7f42e822a9a0, 24 [pid 8599] rt_sigprocmask(SIG_SETMASK, [], [pid 8597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8590] rt_sigprocmask(SIG_SETMASK, [], [pid 8589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8587] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8600] <... set_robust_list resumed>) = 0 [pid 8599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8598] <... madvise resumed>) = 0 [pid 8597] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8589] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8600] rt_sigprocmask(SIG_SETMASK, [], [pid 8599] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8590] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8589] <... futex resumed>) = 0 [pid 8598] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8588] <... futex resumed>) = 0 [pid 8598] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8588] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8588] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8590] <... futex resumed>) = 0 [pid 8589] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8590] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8600] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8595] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8595] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8600] <... madvise resumed>) = 0 [pid 8599] <... madvise resumed>) = 0 [pid 8595] <... futex resumed>) = 0 [pid 8595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8595] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8600] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8599] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8600] <... futex resumed>) = 1 [pid 8599] <... futex resumed>) = 1 [pid 8595] <... mprotect resumed>) = 0 [pid 8590] <... futex resumed>) = 0 [pid 8589] <... futex resumed>) = 0 [pid 8600] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8590] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8589] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8599] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8595] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8590] <... futex resumed>) = 0 [pid 8589] <... futex resumed>) = 0 [pid 8600] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8590] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8589] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8595] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8601 attached => {parent_tid=[8601]}, 88) = 8601 [pid 8587] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8595] rt_sigprocmask(SIG_SETMASK, [], [pid 8601] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8601] <... rseq resumed>) = 0 [pid 8595] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8601] set_robust_list(0x7f42e822a9a0, 24 [pid 8595] <... futex resumed>) = 0 [pid 8601] <... set_robust_list resumed>) = 0 [pid 8595] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8601] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8588] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8588] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 8601] <... madvise resumed>) = 0 [pid 8600] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8599] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8598] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8597] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8601] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8600] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8601] <... futex resumed>) = 1 [pid 8600] <... futex resumed>) = 1 [pid 8599] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8598] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8597] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8595] <... futex resumed>) = 0 [pid 8590] <... futex resumed>) = 0 [pid 8601] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8600] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8595] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8599] <... futex resumed>) = 1 [pid 8598] <... futex resumed>) = 0 [pid 8597] <... futex resumed>) = 0 [pid 8595] <... futex resumed>) = 0 [pid 8589] <... futex resumed>) = 0 [pid 8599] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8598] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8597] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8595] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8601] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8601] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8595] <... futex resumed>) = 0 [pid 8601] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8596] <... mmap resumed>) = 0x20000000 [pid 8593] <... mmap resumed>) = 0x20000000 [pid 8596] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8594] <... mmap resumed>) = 0x20000000 [pid 8593] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8591] <... mmap resumed>) = 0x20000000 [pid 8596] <... futex resumed>) = 0 [pid 8594] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8593] <... futex resumed>) = 0 [pid 8592] <... mmap resumed>) = 0x20000000 [pid 8591] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8589] exit_group(0 [pid 8599] <... futex resumed>) = ? [pid 8596] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8595] exit_group(0 [pid 8594] <... futex resumed>) = 0 [pid 8592] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8591] <... futex resumed>) = 0 [pid 8590] exit_group(0 [pid 8589] <... exit_group resumed>) = ? [pid 8587] exit_group(0 [pid 8588] exit_group(0 [pid 8601] <... futex resumed>) = ? [pid 8600] <... futex resumed>) = ? [pid 8599] +++ exited with 0 +++ [pid 8596] <... futex resumed>) = ? [pid 8595] <... exit_group resumed>) = ? [pid 8593] +++ exited with 0 +++ [pid 8590] <... exit_group resumed>) = ? [pid 8587] <... exit_group resumed>) = ? [pid 8588] <... exit_group resumed>) = ? [pid 8601] +++ exited with 0 +++ [pid 8600] +++ exited with 0 +++ [pid 8598] <... futex resumed>) = ? [pid 8597] <... futex resumed>) = ? [pid 8596] +++ exited with 0 +++ [pid 8595] +++ exited with 0 +++ [pid 8594] +++ exited with 0 +++ [pid 8592] <... futex resumed>) = ? [pid 8591] +++ exited with 0 +++ [pid 8590] +++ exited with 0 +++ [pid 8589] +++ exited with 0 +++ [pid 8598] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8590, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8589, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8602 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8602] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8602 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8595, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8602] <... set_robust_list resumed>) = 0 [pid 8602] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 8603 attached ) = 0 [pid 8592] +++ exited with 0 +++ [pid 8588] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8603 [pid 8603] set_robust_list(0x5555712a26a0, 24 [pid 8602] setpgid(0, 0 [pid 8603] <... set_robust_list resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8602] <... setpgid resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8588, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 8604 attached [pid 8603] <... prctl resumed>) = 0 [pid 8602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8604] set_robust_list(0x5555712a26a0, 24 [pid 8603] setpgid(0, 0 [pid 8602] <... openat resumed>) = 3 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8604 [pid 8604] <... set_robust_list resumed>) = 0 [pid 8603] <... setpgid resumed>) = 0 [pid 8603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8602] write(3, "1000", 4 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8605 attached [pid 8604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8603] <... openat resumed>) = 3 [pid 8602] <... write resumed>) = 4 [pid 8605] set_robust_list(0x5555712a26a0, 24 [pid 8603] write(3, "1000", 4 [pid 8602] close(3 [pid 8605] <... set_robust_list resumed>) = 0 [pid 8604] <... prctl resumed>) = 0 [pid 8603] <... write resumed>) = 4 [pid 8602] <... close resumed>) = 0 [pid 8604] setpgid(0, 0 executing program executing program [pid 8603] close(3 [pid 8602] write(1, "executing program\n", 18 [pid 8605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8604] <... setpgid resumed>) = 0 [pid 8603] <... close resumed>) = 0 [pid 8602] <... write resumed>) = 18 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8605 [pid 8603] write(1, "executing program\n", 18) = 18 [pid 8602] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] <... prctl resumed>) = 0 [pid 8604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8602] <... futex resumed>) = 0 [pid 8602] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8604] <... openat resumed>) = 3 [pid 8602] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8605] setpgid(0, 0 [pid 8604] write(3, "1000", 4 [pid 8605] <... setpgid resumed>) = 0 [pid 8603] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] <... write resumed>) = 4 [pid 8605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8604] close(3 [pid 8603] <... futex resumed>) = 0 [pid 8602] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8604] <... close resumed>) = 0 [pid 8603] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8605] <... openat resumed>) = 3 executing program [pid 8604] write(1, "executing program\n", 18 [pid 8603] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8605] write(3, "1000", 4 [pid 8604] <... write resumed>) = 18 [pid 8603] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8602] <... mmap resumed>) = 0x7f42e822b000 [pid 8597] +++ exited with 0 +++ [pid 8587] +++ exited with 0 +++ [pid 8605] <... write resumed>) = 4 [pid 8604] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8602] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8605] close(3 [pid 8604] <... futex resumed>) = 0 [pid 8603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8605] <... close resumed>) = 0 [pid 8604] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8603] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 8602] <... mprotect resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8587, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 8605] write(1, "executing program\n", 18 [pid 8604] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8603] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8605] <... write resumed>) = 18 [pid 8604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8603] <... mprotect resumed>) = 0 [pid 8602] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8605] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8603] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8605] <... futex resumed>) = 0 [pid 8604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8605] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8604] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8603] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8605] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8605] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8604] <... mprotect resumed>) = 0 [pid 8603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8606 attached [pid 8605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8602] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8607 attached [pid 8605] <... mmap resumed>) = 0x7f42e822b000 [pid 8603] <... clone3 resumed> => {parent_tid=[8606]}, 88) = 8606 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8607] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8605] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8603] rt_sigprocmask(SIG_SETMASK, [], [pid 8607] <... rseq resumed>) = 0 [pid 8606] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8605] <... mprotect resumed>) = 0 [pid 8604] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8602] <... clone3 resumed> => {parent_tid=[8607]}, 88) = 8607 [pid 8607] set_robust_list(0x7f42e824b9a0, 24 [pid 8606] <... rseq resumed>) = 0 [pid 8604] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8602] rt_sigprocmask(SIG_SETMASK, [], [pid 8606] set_robust_list(0x7f42e824b9a0, 24 [pid 8607] <... set_robust_list resumed>) = 0 [pid 8606] <... set_robust_list resumed>) = 0 [pid 8605] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8603] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8608 attached ./strace-static-x86_64: Process 8609 attached [pid 8607] rt_sigprocmask(SIG_SETMASK, [], [pid 8606] rt_sigprocmask(SIG_SETMASK, [], [pid 8605] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8603] <... futex resumed>) = 0 [pid 8602] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8608] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8604] <... clone3 resumed> => {parent_tid=[8608]}, 88) = 8608 [pid 8603] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8609] set_robust_list(0x5555712a26a0, 24 [pid 8608] <... rseq resumed>) = 0 [pid 8602] <... futex resumed>) = 0 [pid 8606] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8609] <... set_robust_list resumed>) = 0 [pid 8608] set_robust_list(0x7f42e824b9a0, 24 [pid 8605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8604] rt_sigprocmask(SIG_SETMASK, [], [pid 8602] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8608] <... set_robust_list resumed>) = 0 [pid 8607] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8606] <... openat resumed>) = 3 [pid 8604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8609 [pid 8609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8608] rt_sigprocmask(SIG_SETMASK, [], [pid 8607] <... openat resumed>) = 3 [pid 8604] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8609] <... prctl resumed>) = 0 [pid 8607] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8610 attached [pid 8609] setpgid(0, 0 [pid 8608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8607] <... futex resumed>) = 1 [pid 8606] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8602] <... futex resumed>) = 0 [pid 8610] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8609] <... setpgid resumed>) = 0 [pid 8608] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8607] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8606] <... futex resumed>) = 1 [pid 8605] <... clone3 resumed> => {parent_tid=[8610]}, 88) = 8610 [pid 8603] <... futex resumed>) = 0 [pid 8602] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8610] <... rseq resumed>) = 0 [pid 8609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8608] <... openat resumed>) = 3 [pid 8607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8606] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8605] rt_sigprocmask(SIG_SETMASK, [], [pid 8603] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8602] <... futex resumed>) = 0 [pid 8610] set_robust_list(0x7f42e824b9a0, 24 [pid 8609] <... openat resumed>) = 3 [pid 8608] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8607] dup(3 [pid 8606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8603] <... futex resumed>) = 0 [pid 8610] <... set_robust_list resumed>) = 0 [pid 8609] write(3, "1000", 4 [pid 8608] <... futex resumed>) = 1 [pid 8607] <... dup resumed>) = 4 [pid 8606] dup(3 [pid 8605] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] <... futex resumed>) = 0 [pid 8603] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8602] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8610] rt_sigprocmask(SIG_SETMASK, [], [pid 8609] <... write resumed>) = 4 [pid 8608] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8607] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8606] <... dup resumed>) = 4 [pid 8605] <... futex resumed>) = 0 [pid 8604] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8609] close(3 [pid 8608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8607] <... futex resumed>) = 0 [pid 8605] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8604] <... futex resumed>) = 0 [pid 8606] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8610] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8609] <... close resumed>) = 0 [pid 8608] dup(3 [pid 8607] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8606] <... futex resumed>) = 1 [pid 8604] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8603] <... futex resumed>) = 0 [pid 8602] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8608] <... dup resumed>) = 4 [pid 8606] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8602] <... futex resumed>) = 0 executing program [pid 8608] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8602] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8610] <... openat resumed>) = 3 [pid 8609] write(1, "executing program\n", 18 [pid 8608] <... futex resumed>) = 0 [pid 8604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8603] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8610] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8609] <... write resumed>) = 18 [pid 8608] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8606] <... futex resumed>) = 0 [pid 8604] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8603] <... futex resumed>) = 1 [pid 8610] <... futex resumed>) = 1 [pid 8609] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] <... futex resumed>) = 0 [pid 8603] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8610] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8609] <... futex resumed>) = 0 [pid 8606] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8605] <... futex resumed>) = 0 [pid 8604] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8609] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8609] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8609] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8605] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8609] <... mprotect resumed>) = 0 [pid 8609] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8610] <... futex resumed>) = 0 [pid 8605] <... futex resumed>) = 1 [pid 8610] dup(3 [pid 8609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8605] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8611 attached [pid 8610] <... dup resumed>) = 4 [pid 8609] <... clone3 resumed> => {parent_tid=[8611]}, 88) = 8611 [pid 8611] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8609] rt_sigprocmask(SIG_SETMASK, [], [pid 8611] <... rseq resumed>) = 0 [pid 8609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8611] set_robust_list(0x7f42e824b9a0, 24 [pid 8609] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8611] <... set_robust_list resumed>) = 0 [pid 8609] <... futex resumed>) = 0 [pid 8611] rt_sigprocmask(SIG_SETMASK, [], [pid 8609] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8610] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8610] <... futex resumed>) = 0 [pid 8605] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8611] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8610] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8605] <... futex resumed>) = 0 [pid 8611] <... openat resumed>) = 3 [pid 8605] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8611] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8609] <... futex resumed>) = 0 [pid 8611] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8609] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8609] <... futex resumed>) = 0 [pid 8609] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8611] dup(3) = 4 [pid 8611] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8609] <... futex resumed>) = 0 [pid 8609] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8609] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8611] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8604] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8604] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8604] <... futex resumed>) = 0 [pid 8603] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8603] <... futex resumed>) = 0 [pid 8604] <... mmap resumed>) = 0x7f42e820a000 [pid 8603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8604] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8603] <... mmap resumed>) = 0x7f42e820a000 [pid 8602] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8604] <... mprotect resumed>) = 0 [pid 8603] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8602] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8603] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8604] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8603] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8602] <... futex resumed>) = 0 [pid 8604] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8612 attached [pid 8602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8613 attached [pid 8603] <... clone3 resumed> => {parent_tid=[8612]}, 88) = 8612 [pid 8602] <... mmap resumed>) = 0x7f42e820a000 [pid 8613] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8612] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8604] <... clone3 resumed> => {parent_tid=[8613]}, 88) = 8613 [pid 8603] rt_sigprocmask(SIG_SETMASK, [], [pid 8613] <... rseq resumed>) = 0 [pid 8612] <... rseq resumed>) = 0 [pid 8604] rt_sigprocmask(SIG_SETMASK, [], [pid 8603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8613] set_robust_list(0x7f42e822a9a0, 24 [pid 8612] set_robust_list(0x7f42e822a9a0, 24 [pid 8604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8603] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8613] <... set_robust_list resumed>) = 0 [pid 8612] <... set_robust_list resumed>) = 0 [pid 8604] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8603] <... futex resumed>) = 0 [pid 8613] rt_sigprocmask(SIG_SETMASK, [], [pid 8612] rt_sigprocmask(SIG_SETMASK, [], [pid 8604] <... futex resumed>) = 0 [pid 8603] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8604] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8613] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8612] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8602] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8613] <... madvise resumed>) = 0 [pid 8602] <... mprotect resumed>) = 0 [pid 8602] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8612] <... madvise resumed>) = 0 [pid 8605] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8613] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8614 attached [pid 8602] <... clone3 resumed> => {parent_tid=[8614]}, 88) = 8614 [pid 8605] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8602] rt_sigprocmask(SIG_SETMASK, [], [pid 8614] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8605] <... futex resumed>) = 0 [pid 8602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8614] <... rseq resumed>) = 0 [pid 8605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8602] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8609] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8609] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] <... mmap resumed>) = 0x7f42e820a000 [pid 8602] <... futex resumed>) = 0 [pid 8614] set_robust_list(0x7f42e822a9a0, 24 [pid 8609] <... futex resumed>) = 0 [pid 8614] <... set_robust_list resumed>) = 0 [pid 8613] <... futex resumed>) = 1 [pid 8609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8605] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8602] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8614] rt_sigprocmask(SIG_SETMASK, [], [pid 8613] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8609] <... mmap resumed>) = 0x7f42e820a000 [pid 8604] <... futex resumed>) = 0 [pid 8614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8612] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8609] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8605] <... mprotect resumed>) = 0 [pid 8604] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8614] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8613] <... futex resumed>) = 0 [pid 8612] <... futex resumed>) = 1 [pid 8609] <... mprotect resumed>) = 0 [pid 8604] <... futex resumed>) = 1 [pid 8603] <... futex resumed>) = 0 [pid 8613] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8612] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8609] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8604] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8603] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8609] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8603] <... futex resumed>) = 0 [pid 8612] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8603] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8615 attached [pid 8615] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8609] <... clone3 resumed> => {parent_tid=[8615]}, 88) = 8615 [pid 8615] <... rseq resumed>) = 0 [pid 8609] rt_sigprocmask(SIG_SETMASK, [], [pid 8615] set_robust_list(0x7f42e822a9a0, 24 [pid 8609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8615] <... set_robust_list resumed>) = 0 [pid 8609] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8615] rt_sigprocmask(SIG_SETMASK, [], [pid 8609] <... futex resumed>) = 0 [pid 8615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8609] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8615] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8614] <... madvise resumed>) = 0 [pid 8605] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8615] <... madvise resumed>) = 0 [pid 8614] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8616 attached [pid 8616] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8616] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8615] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8614] <... futex resumed>) = 1 [pid 8605] <... clone3 resumed> => {parent_tid=[8616]}, 88) = 8616 [pid 8602] <... futex resumed>) = 0 [pid 8616] rt_sigprocmask(SIG_SETMASK, [], [pid 8615] <... futex resumed>) = 1 [pid 8614] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8609] <... futex resumed>) = 0 [pid 8605] rt_sigprocmask(SIG_SETMASK, [], [pid 8602] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8615] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8609] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8602] <... futex resumed>) = 0 [pid 8616] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8614] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8609] <... futex resumed>) = 0 [pid 8605] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8602] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8615] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8609] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8605] <... futex resumed>) = 0 [pid 8616] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8605] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8616] <... madvise resumed>) = 0 [pid 8616] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] <... futex resumed>) = 0 [pid 8616] <... futex resumed>) = 1 [pid 8605] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8616] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8605] <... futex resumed>) = 0 [pid 8605] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8616] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8615] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8614] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8613] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8612] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8604] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8616] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8615] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8614] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8613] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8612] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8616] <... futex resumed>) = 1 [pid 8615] <... futex resumed>) = 1 [pid 8614] <... futex resumed>) = 1 [pid 8613] <... futex resumed>) = 0 [pid 8612] <... futex resumed>) = 0 [pid 8605] <... futex resumed>) = 0 [pid 8602] <... futex resumed>) = 0 [pid 8616] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8615] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8614] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8613] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8612] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8609] <... futex resumed>) = 0 [pid 8607] <... mmap resumed>) = 0x20000000 [pid 8610] <... mmap resumed>) = 0x20000000 [pid 8611] <... mmap resumed>) = 0x20000000 [pid 8607] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8611] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8610] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8607] <... futex resumed>) = 0 [pid 8611] <... futex resumed>) = 0 [pid 8610] <... futex resumed>) = 0 [pid 8607] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8611] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8610] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8608] <... mmap resumed>) = 0x20000000 [pid 8606] <... mmap resumed>) = 0x20000000 [pid 8609] exit_group(0 [pid 8608] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8606] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8605] exit_group(0 [pid 8604] exit_group(0 [pid 8616] <... futex resumed>) = ? [pid 8615] <... futex resumed>) = ? [pid 8611] <... futex resumed>) = ? [pid 8609] <... exit_group resumed>) = ? [pid 8613] <... futex resumed>) = ? [pid 8608] <... futex resumed>) = ? [pid 8610] <... futex resumed>) = ? [pid 8606] <... futex resumed>) = 0 [pid 8605] <... exit_group resumed>) = ? [pid 8604] <... exit_group resumed>) = ? [pid 8603] exit_group(0 [pid 8602] exit_group(0 [pid 8616] +++ exited with 0 +++ [pid 8615] +++ exited with 0 +++ [pid 8613] +++ exited with 0 +++ [pid 8611] +++ exited with 0 +++ [pid 8610] +++ exited with 0 +++ [pid 8609] +++ exited with 0 +++ [pid 8608] +++ exited with 0 +++ [pid 8614] <... futex resumed>) = ? [pid 8602] <... exit_group resumed>) = ? [pid 8614] +++ exited with 0 +++ [pid 8612] <... futex resumed>) = ? [pid 8603] <... exit_group resumed>) = ? [pid 8612] +++ exited with 0 +++ [pid 8607] <... futex resumed>) = ? [pid 8605] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8605, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8609, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 8604] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8604, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8617 attached [pid 8606] +++ exited with 0 +++ [pid 8603] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8603, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8617 ./strace-static-x86_64: Process 8618 attached [pid 8617] set_robust_list(0x5555712a26a0, 24 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8618 [pid 8618] set_robust_list(0x5555712a26a0, 24 [pid 8617] <... set_robust_list resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8618] <... set_robust_list resumed>) = 0 [pid 8617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8617] <... prctl resumed>) = 0 [pid 8617] setpgid(0, 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8618] <... prctl resumed>) = 0 [pid 8617] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8619 attached [pid 8618] setpgid(0, 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8619 [pid 8619] set_robust_list(0x5555712a26a0, 24 [pid 8618] <... setpgid resumed>) = 0 [pid 8617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8619] <... set_robust_list resumed>) = 0 [pid 8618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... restart_syscall resumed>) = 0 [pid 8617] <... openat resumed>) = 3 [pid 8619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8618] <... openat resumed>) = 3 [pid 8617] write(3, "1000", 4 [pid 8619] setpgid(0, 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8617] <... write resumed>) = 4 [pid 8618] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 8620 attached [pid 8619] <... setpgid resumed>) = 0 [pid 8618] close(3 [pid 8617] close(3executing program ) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8620 [pid 8620] set_robust_list(0x5555712a26a0, 24 [pid 8619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8618] <... close resumed>) = 0 [pid 8617] write(1, "executing program\n", 18 [pid 8620] <... set_robust_list resumed>) = 0 executing program [pid 8618] write(1, "executing program\n", 18 [pid 8617] <... write resumed>) = 18 [pid 8620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8619] <... openat resumed>) = 3 [pid 8618] <... write resumed>) = 18 [pid 8617] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8620] <... prctl resumed>) = 0 [pid 8619] write(3, "1000", 4 [pid 8618] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8617] <... futex resumed>) = 0 [pid 8620] setpgid(0, 0 [pid 8619] <... write resumed>) = 4 [pid 8618] <... futex resumed>) = 0 [pid 8617] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8619] close(3 [pid 8617] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8620] <... setpgid resumed>) = 0 [pid 8619] <... close resumed>) = 0 [pid 8618] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 8619] write(1, "executing program\n", 18 [pid 8618] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8620] <... openat resumed>) = 3 [pid 8619] <... write resumed>) = 18 [pid 8618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8617] <... mmap resumed>) = 0x7f42e822b000 [pid 8619] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8620] write(3, "1000", 4 [pid 8619] <... futex resumed>) = 0 [pid 8618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8617] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8620] <... write resumed>) = 4 [pid 8619] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8618] <... mmap resumed>) = 0x7f42e822b000 [pid 8617] <... mprotect resumed>) = 0 [pid 8620] close(3 [pid 8619] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8618] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8620] <... close resumed>) = 0 [pid 8619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8618] <... mprotect resumed>) = 0 [pid 8617] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 8620] write(1, "executing program\n", 18 [pid 8618] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8620] <... write resumed>) = 18 [pid 8619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8617] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8620] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8618] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8619] <... mmap resumed>) = 0x7f42e822b000 [pid 8620] <... futex resumed>) = 0 [pid 8618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8621 attached [pid 8620] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8619] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8622 attached [pid 8622] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8621] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8620] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8619] <... mprotect resumed>) = 0 [pid 8618] <... clone3 resumed> => {parent_tid=[8622]}, 88) = 8622 [pid 8617] <... clone3 resumed> => {parent_tid=[8621]}, 88) = 8621 [pid 8622] <... rseq resumed>) = 0 [pid 8621] <... rseq resumed>) = 0 [pid 8620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8618] rt_sigprocmask(SIG_SETMASK, [], [pid 8617] rt_sigprocmask(SIG_SETMASK, [], [pid 8622] set_robust_list(0x7f42e824b9a0, 24 [pid 8621] set_robust_list(0x7f42e824b9a0, 24 [pid 8620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8622] <... set_robust_list resumed>) = 0 [pid 8621] <... set_robust_list resumed>) = 0 [pid 8620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8618] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8617] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8623 attached [pid 8622] rt_sigprocmask(SIG_SETMASK, [], [pid 8621] rt_sigprocmask(SIG_SETMASK, [], [pid 8620] <... mmap resumed>) = 0x7f42e822b000 [pid 8618] <... futex resumed>) = 0 [pid 8617] <... futex resumed>) = 0 [pid 8623] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8619] <... clone3 resumed> => {parent_tid=[8623]}, 88) = 8623 [pid 8623] <... rseq resumed>) = 0 [pid 8619] rt_sigprocmask(SIG_SETMASK, [], [pid 8621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8620] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8618] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8623] set_robust_list(0x7f42e824b9a0, 24 [pid 8622] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8621] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8620] <... mprotect resumed>) = 0 [pid 8619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8617] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8607] +++ exited with 0 +++ [pid 8602] +++ exited with 0 +++ [pid 8623] <... set_robust_list resumed>) = 0 [pid 8622] <... openat resumed>) = 3 [pid 8621] <... openat resumed>) = 3 [pid 8620] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8619] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8602, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8623] rt_sigprocmask(SIG_SETMASK, [], [pid 8622] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8621] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8619] <... futex resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8622] <... futex resumed>) = 1 [pid 8621] <... futex resumed>) = 1 [pid 8620] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8619] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8618] <... futex resumed>) = 0 [pid 8617] <... futex resumed>) = 0 [pid 8623] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8622] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8621] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8618] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8617] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8624 attached [pid 8623] <... openat resumed>) = 3 [pid 8622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8618] <... futex resumed>) = 0 [pid 8617] <... futex resumed>) = 0 [pid 8624] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8623] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8622] dup(3 [pid 8621] dup(3 [pid 8620] <... clone3 resumed> => {parent_tid=[8624]}, 88) = 8624 [pid 8618] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8617] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8624] <... rseq resumed>) = 0 [pid 8623] <... futex resumed>) = 1 [pid 8622] <... dup resumed>) = 4 [pid 8621] <... dup resumed>) = 4 [pid 8620] rt_sigprocmask(SIG_SETMASK, [], [pid 8619] <... futex resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 8624] set_robust_list(0x7f42e824b9a0, 24 [pid 8623] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8622] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8621] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8621] <... futex resumed>) = 1 [pid 8620] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8617] <... futex resumed>) = 0 [pid 8621] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] <... futex resumed>) = 0 [pid 8617] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8620] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8617] <... futex resumed>) = 0 [pid 8621] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8617] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8624] <... set_robust_list resumed>) = 0 [pid 8622] <... futex resumed>) = 1 [pid 8619] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8618] <... futex resumed>) = 0 [pid 8618] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8623] <... futex resumed>) = 0 [pid 8619] <... futex resumed>) = 1 [pid 8623] dup(3 [pid 8624] rt_sigprocmask(SIG_SETMASK, [], [pid 8622] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8623] <... dup resumed>) = 4 [pid 8619] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8618] <... futex resumed>) = 0 [pid 8623] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8618] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8623] <... futex resumed>) = 1 [pid 8619] <... futex resumed>) = 0 [pid 8623] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8619] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8619] <... futex resumed>) = 0 [pid 8623] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8624] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8619] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8625 attached [pid 8625] set_robust_list(0x5555712a26a0, 24 [pid 8624] <... openat resumed>) = 3 [pid 8625] <... set_robust_list resumed>) = 0 [pid 8624] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8625 [pid 8625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8624] <... futex resumed>) = 1 [pid 8620] <... futex resumed>) = 0 [pid 8625] <... prctl resumed>) = 0 [pid 8624] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8625] setpgid(0, 0 [pid 8624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8620] <... futex resumed>) = 0 [pid 8625] <... setpgid resumed>) = 0 [pid 8624] dup(3 [pid 8620] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8624] <... dup resumed>) = 4 [pid 8625] <... openat resumed>) = 3 [pid 8625] write(3, "1000", 4) = 4 [pid 8625] close(3executing program [pid 8624] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8625] <... close resumed>) = 0 [pid 8625] write(1, "executing program\n", 18) = 18 [pid 8625] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8624] <... futex resumed>) = 1 [pid 8620] <... futex resumed>) = 0 [pid 8625] <... futex resumed>) = 0 [pid 8624] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8625] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8624] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8620] <... futex resumed>) = 0 [pid 8625] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8620] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8625] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8625] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8625] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8626 attached => {parent_tid=[8626]}, 88) = 8626 [pid 8618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8617] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8618] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8625] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8618] <... futex resumed>) = 0 [pid 8626] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8625] <... futex resumed>) = 0 [pid 8618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8617] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8626] <... rseq resumed>) = 0 [pid 8625] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8618] <... mmap resumed>) = 0x7f42e820a000 [pid 8617] <... futex resumed>) = 0 [pid 8618] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8626] set_robust_list(0x7f42e824b9a0, 24 [pid 8618] <... mprotect resumed>) = 0 [pid 8617] <... mmap resumed>) = 0x7f42e820a000 [pid 8626] <... set_robust_list resumed>) = 0 [pid 8618] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8617] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8626] rt_sigprocmask(SIG_SETMASK, [], [pid 8618] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8617] <... mprotect resumed>) = 0 [pid 8626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8617] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8627 attached [pid 8626] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8617] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8626] <... openat resumed>) = 3 [pid 8618] <... clone3 resumed> => {parent_tid=[8627]}, 88) = 8627 [pid 8617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8628 attached [pid 8626] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8618] rt_sigprocmask(SIG_SETMASK, [], [pid 8628] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8627] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8626] <... futex resumed>) = 1 [pid 8625] <... futex resumed>) = 0 [pid 8619] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8617] <... clone3 resumed> => {parent_tid=[8628]}, 88) = 8628 [pid 8627] <... rseq resumed>) = 0 [pid 8619] <... futex resumed>) = 0 [pid 8618] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8627] set_robust_list(0x7f42e822a9a0, 24 [pid 8619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8618] <... futex resumed>) = 0 [pid 8627] <... set_robust_list resumed>) = 0 [pid 8619] <... mmap resumed>) = 0x7f42e820a000 [pid 8618] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8627] rt_sigprocmask(SIG_SETMASK, [], [pid 8619] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8628] <... rseq resumed>) = 0 [pid 8627] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8626] dup(3 [pid 8625] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8619] <... mprotect resumed>) = 0 [pid 8617] rt_sigprocmask(SIG_SETMASK, [], [pid 8628] set_robust_list(0x7f42e822a9a0, 24 [pid 8626] <... dup resumed>) = 4 [pid 8625] <... futex resumed>) = 0 [pid 8617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8628] <... set_robust_list resumed>) = 0 [pid 8626] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8625] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8617] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8628] rt_sigprocmask(SIG_SETMASK, [], [pid 8627] <... madvise resumed>) = 0 [pid 8625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8617] <... futex resumed>) = 0 [pid 8628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8626] <... futex resumed>) = 0 [pid 8625] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8617] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8628] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8626] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8625] <... futex resumed>) = 0 [pid 8625] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8620] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8619] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8627] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8620] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8627] <... futex resumed>) = 1 [pid 8618] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8629 attached [pid 8627] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8619] <... clone3 resumed> => {parent_tid=[8629]}, 88) = 8629 [pid 8629] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8618] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8629] <... rseq resumed>) = 0 [pid 8627] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8619] rt_sigprocmask(SIG_SETMASK, [], [pid 8618] <... futex resumed>) = 0 [pid 8629] set_robust_list(0x7f42e822a9a0, 24 [pid 8618] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8629] <... set_robust_list resumed>) = 0 [pid 8619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8629] rt_sigprocmask(SIG_SETMASK, [], [pid 8628] <... madvise resumed>) = 0 [pid 8620] <... futex resumed>) = 0 [pid 8619] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8619] <... futex resumed>) = 0 [pid 8629] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8620] <... mmap resumed>) = 0x7f42e820a000 [pid 8619] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8628] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8620] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8628] <... futex resumed>) = 1 [pid 8620] <... mprotect resumed>) = 0 [pid 8617] <... futex resumed>) = 0 [pid 8628] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8617] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8620] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8617] <... futex resumed>) = 0 [pid 8628] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8617] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8630 attached [pid 8630] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8620] <... clone3 resumed> => {parent_tid=[8630]}, 88) = 8630 [pid 8630] <... rseq resumed>) = 0 [pid 8620] rt_sigprocmask(SIG_SETMASK, [], [pid 8630] set_robust_list(0x7f42e822a9a0, 24 [pid 8620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8630] <... set_robust_list resumed>) = 0 [pid 8620] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8630] rt_sigprocmask(SIG_SETMASK, [], [pid 8620] <... futex resumed>) = 0 [pid 8630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8620] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8630] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8629] <... madvise resumed>) = 0 [pid 8629] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8630] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8629] <... futex resumed>) = 1 [pid 8619] <... futex resumed>) = 0 [pid 8629] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8630] <... futex resumed>) = 1 [pid 8619] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8620] <... futex resumed>) = 0 [pid 8630] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8620] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8619] <... futex resumed>) = 0 [pid 8630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8629] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8620] <... futex resumed>) = 0 [pid 8619] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8630] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8620] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8625] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8625] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8625] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8625] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8631 attached => {parent_tid=[8631]}, 88) = 8631 [pid 8631] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8627] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8617] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8627] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8628] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8627] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8628] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8628] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8625] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8625] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8631] <... rseq resumed>) = 0 [pid 8631] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8629] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8631] rt_sigprocmask(SIG_SETMASK, [], [pid 8630] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8631] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8630] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8629] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8631] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8625] <... futex resumed>) = 0 [pid 8625] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8631] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8625] <... futex resumed>) = 0 [pid 8625] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8629] <... futex resumed>) = 1 [pid 8619] <... futex resumed>) = 0 [pid 8630] <... futex resumed>) = 1 [pid 8629] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] <... futex resumed>) = 0 [pid 8630] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8631] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8631] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8631] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8625] <... futex resumed>) = 0 [pid 8624] <... mmap resumed>) = 0x20000000 [pid 8626] <... mmap resumed>) = 0x20000000 [pid 8624] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8623] <... mmap resumed>) = 0x20000000 [pid 8622] <... mmap resumed>) = 0x20000000 [pid 8621] <... mmap resumed>) = 0x20000000 [pid 8626] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8624] <... futex resumed>) = 0 [pid 8622] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8626] <... futex resumed>) = 0 [pid 8624] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8623] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8622] <... futex resumed>) = 0 [pid 8621] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8617] exit_group(0 [pid 8628] <... futex resumed>) = ? [pid 8626] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8623] <... futex resumed>) = 0 [pid 8622] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8617] <... exit_group resumed>) = ? [pid 8621] <... futex resumed>) = ? [pid 8628] +++ exited with 0 +++ [pid 8625] exit_group(0 [pid 8623] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8620] exit_group(0 [pid 8618] exit_group(0 [pid 8630] <... futex resumed>) = ? [pid 8627] <... futex resumed>) = ? [pid 8624] <... futex resumed>) = ? [pid 8622] <... futex resumed>) = ? [pid 8620] <... exit_group resumed>) = ? [pid 8618] <... exit_group resumed>) = ? [pid 8631] <... futex resumed>) = ? [pid 8630] +++ exited with 0 +++ [pid 8627] +++ exited with 0 +++ [pid 8626] <... futex resumed>) = ? [pid 8625] <... exit_group resumed>) = ? [pid 8624] +++ exited with 0 +++ [pid 8622] +++ exited with 0 +++ [pid 8621] +++ exited with 0 +++ [pid 8620] +++ exited with 0 +++ [pid 8619] exit_group(0 [pid 8617] +++ exited with 0 +++ [pid 8631] +++ exited with 0 +++ [pid 8629] <... futex resumed>) = ? [pid 8623] <... futex resumed>) = ? [pid 8619] <... exit_group resumed>) = ? [pid 8629] +++ exited with 0 +++ [pid 8623] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8617, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8619] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8619, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8618] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8620, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8618, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8632 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8632 ./strace-static-x86_64: Process 8633 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8633 [pid 8633] set_robust_list(0x5555712a26a0, 24 [pid 8632] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8633] <... set_robust_list resumed>) = 0 [pid 8633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8632] <... set_robust_list resumed>) = 0 [pid 8633] <... prctl resumed>) = 0 [pid 8632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8634 attached [pid 8633] setpgid(0, 0 [pid 8632] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8634 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8635 ./strace-static-x86_64: Process 8635 attached [pid 8634] set_robust_list(0x5555712a26a0, 24 [pid 8633] <... setpgid resumed>) = 0 [pid 8632] setpgid(0, 0 [pid 8626] +++ exited with 0 +++ [pid 8625] +++ exited with 0 +++ [pid 8634] <... set_robust_list resumed>) = 0 [pid 8633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8632] <... setpgid resumed>) = 0 [pid 8635] set_robust_list(0x5555712a26a0, 24 [pid 8633] <... openat resumed>) = 3 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8625, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8633] write(3, "1000", 4 [pid 8632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8635] <... set_robust_list resumed>) = 0 [pid 8635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8634] <... prctl resumed>) = 0 [pid 8633] <... write resumed>) = 4 [pid 8632] <... openat resumed>) = 3 [pid 8635] <... prctl resumed>) = 0 [pid 8635] setpgid(0, 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8635] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8636 attached [pid 8635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8634] setpgid(0, 0 [pid 8633] close(3 [pid 8632] write(3, "1000", 4 [pid 8636] set_robust_list(0x5555712a26a0, 24 [pid 8635] <... openat resumed>) = 3 [pid 8634] <... setpgid resumed>) = 0 [pid 8633] <... close resumed>) = 0 [pid 8632] <... write resumed>) = 4 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8636 [pid 8636] <... set_robust_list resumed>) = 0 [pid 8632] close(3 [pid 8635] write(3, "1000", 4 [pid 8633] write(1, "executing program\n", 18executing program [pid 8632] <... close resumed>) = 0 [pid 8636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8635] <... write resumed>) = 4 [pid 8634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 8633] <... write resumed>) = 18 [pid 8632] write(1, "executing program\n", 18 [pid 8636] setpgid(0, 0 [pid 8635] close(3 [pid 8634] <... openat resumed>) = 3 [pid 8633] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8632] <... write resumed>) = 18 [pid 8636] <... setpgid resumed>) = 0 [pid 8635] <... close resumed>) = 0 [pid 8634] write(3, "1000", 4 [pid 8633] <... futex resumed>) = 0 [pid 8632] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] <... write resumed>) = 4 [pid 8633] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8632] <... futex resumed>) = 0 [pid 8636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8635] write(1, "executing program\n", 18 [pid 8634] close(3 [pid 8633] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 8632] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8636] <... openat resumed>) = 3 [pid 8635] <... write resumed>) = 18 [pid 8634] <... close resumed>) = 0 [pid 8633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8632] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8635] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] write(1, "executing program\n", 18executing program [pid 8633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8632] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8636] write(3, "1000", 4 [pid 8635] <... futex resumed>) = 0 [pid 8634] <... write resumed>) = 18 [pid 8633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8636] <... write resumed>) = 4 [pid 8632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8636] close(3 [pid 8635] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8634] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8636] <... close resumed>) = 0 [pid 8635] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8633] <... mmap resumed>) = 0x7f42e822b000 [pid 8636] write(1, "executing program\n", 18 executing program [pid 8635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8632] <... mmap resumed>) = 0x7f42e822b000 [pid 8636] <... write resumed>) = 18 [pid 8635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8636] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8633] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8632] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8636] <... futex resumed>) = 0 [pid 8635] <... mmap resumed>) = 0x7f42e822b000 [pid 8634] <... futex resumed>) = 0 [pid 8636] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8635] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8634] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8632] <... mprotect resumed>) = 0 [pid 8636] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8635] <... mprotect resumed>) = 0 [pid 8633] <... mprotect resumed>) = 0 [pid 8636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8634] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8632] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8636] <... mmap resumed>) = 0x7f42e822b000 [pid 8635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8634] <... mmap resumed>) = 0x7f42e822b000 [pid 8633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8636] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8636] <... mprotect resumed>) = 0 [pid 8634] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8632] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8637 attached [pid 8636] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8635] <... clone3 resumed> => {parent_tid=[8637]}, 88) = 8637 [pid 8634] <... mprotect resumed>) = 0 [pid 8633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8638 attached [pid 8637] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8636] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8635] rt_sigprocmask(SIG_SETMASK, [], [pid 8634] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8632] <... clone3 resumed> => {parent_tid=[8639]}, 88) = 8639 ./strace-static-x86_64: Process 8639 attached [pid 8638] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8635] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8640 attached [pid 8639] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8638] <... rseq resumed>) = 0 [pid 8637] <... rseq resumed>) = 0 [pid 8635] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8633] <... clone3 resumed> => {parent_tid=[8638]}, 88) = 8638 [pid 8632] rt_sigprocmask(SIG_SETMASK, [], [pid 8640] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8639] <... rseq resumed>) = 0 [pid 8638] set_robust_list(0x7f42e824b9a0, 24 [pid 8637] set_robust_list(0x7f42e824b9a0, 24 [pid 8636] <... clone3 resumed> => {parent_tid=[8640]}, 88) = 8640 [pid 8635] <... futex resumed>) = 0 [pid 8634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8633] rt_sigprocmask(SIG_SETMASK, [], [pid 8632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8640] <... rseq resumed>) = 0 [pid 8639] set_robust_list(0x7f42e824b9a0, 24 [pid 8638] <... set_robust_list resumed>) = 0 [pid 8637] <... set_robust_list resumed>) = 0 [pid 8636] rt_sigprocmask(SIG_SETMASK, [], [pid 8635] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8632] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8641 attached [pid 8640] set_robust_list(0x7f42e824b9a0, 24 [pid 8639] <... set_robust_list resumed>) = 0 [pid 8638] rt_sigprocmask(SIG_SETMASK, [], [pid 8637] rt_sigprocmask(SIG_SETMASK, [], [pid 8636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8633] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8632] <... futex resumed>) = 0 [pid 8641] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8640] <... set_robust_list resumed>) = 0 [pid 8639] rt_sigprocmask(SIG_SETMASK, [], [pid 8638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8636] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] <... clone3 resumed> => {parent_tid=[8641]}, 88) = 8641 [pid 8633] <... futex resumed>) = 0 [pid 8632] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8641] <... rseq resumed>) = 0 [pid 8640] rt_sigprocmask(SIG_SETMASK, [], [pid 8639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8638] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8636] <... futex resumed>) = 0 [pid 8634] rt_sigprocmask(SIG_SETMASK, [], [pid 8633] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8641] set_robust_list(0x7f42e824b9a0, 24 [pid 8639] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8638] <... openat resumed>) = 3 [pid 8637] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8636] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8641] <... set_robust_list resumed>) = 0 [pid 8640] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8639] <... openat resumed>) = 3 [pid 8638] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8637] <... openat resumed>) = 3 [pid 8634] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8641] rt_sigprocmask(SIG_SETMASK, [], [pid 8639] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8638] <... futex resumed>) = 1 [pid 8633] <... futex resumed>) = 0 [pid 8640] <... openat resumed>) = 3 [pid 8637] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] <... futex resumed>) = 0 [pid 8633] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8640] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8639] <... futex resumed>) = 1 [pid 8638] dup(3 [pid 8637] <... futex resumed>) = 1 [pid 8635] <... futex resumed>) = 0 [pid 8632] <... futex resumed>) = 0 [pid 8641] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8640] <... futex resumed>) = 1 [pid 8639] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8638] <... dup resumed>) = 4 [pid 8637] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8636] <... futex resumed>) = 0 [pid 8635] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8633] <... futex resumed>) = 0 [pid 8632] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8641] <... openat resumed>) = 3 [pid 8640] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8638] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8636] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] <... futex resumed>) = 0 [pid 8633] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8632] <... futex resumed>) = 0 [pid 8641] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8639] dup(3 [pid 8638] <... futex resumed>) = 0 [pid 8637] dup(3 [pid 8636] <... futex resumed>) = 0 [pid 8635] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8632] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8641] <... futex resumed>) = 1 [pid 8640] dup(3 [pid 8639] <... dup resumed>) = 4 [pid 8638] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8637] <... dup resumed>) = 4 [pid 8636] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8634] <... futex resumed>) = 0 [pid 8633] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8641] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8640] <... dup resumed>) = 4 [pid 8639] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8637] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8633] <... futex resumed>) = 0 [pid 8641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8640] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8639] <... futex resumed>) = 1 [pid 8637] <... futex resumed>) = 1 [pid 8635] <... futex resumed>) = 0 [pid 8634] <... futex resumed>) = 0 [pid 8633] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8632] <... futex resumed>) = 0 [pid 8641] dup(3 [pid 8640] <... futex resumed>) = 1 [pid 8639] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8637] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8636] <... futex resumed>) = 0 [pid 8635] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8632] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8641] <... dup resumed>) = 4 [pid 8639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8636] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] <... futex resumed>) = 0 [pid 8641] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8639] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8636] <... futex resumed>) = 0 [pid 8635] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8632] <... futex resumed>) = 0 [pid 8641] <... futex resumed>) = 0 [pid 8632] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8640] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8636] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8641] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8634] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8641] <... futex resumed>) = 0 [pid 8641] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8637] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8634] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8633] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8633] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8632] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8636] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8635] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8632] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8636] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] <... futex resumed>) = 0 [pid 8632] <... futex resumed>) = 0 [pid 8635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8635] <... mmap resumed>) = 0x7f42e820a000 [pid 8632] <... mmap resumed>) = 0x7f42e820a000 [pid 8636] <... futex resumed>) = 0 [pid 8632] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8632] <... mprotect resumed>) = 0 [pid 8636] <... mmap resumed>) = 0x7f42e820a000 [pid 8635] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8632] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8636] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8635] <... mprotect resumed>) = 0 [pid 8632] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8636] <... mprotect resumed>) = 0 [pid 8635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8633] <... futex resumed>) = 0 [pid 8632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8642 attached [pid 8636] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8636] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8634] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8632] <... clone3 resumed> => {parent_tid=[8642]}, 88) = 8642 [pid 8642] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8634] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8633] <... mmap resumed>) = 0x7f42e820a000 [pid 8632] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8643 attached [pid 8642] <... rseq resumed>) = 0 [pid 8634] <... futex resumed>) = 0 [pid 8633] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8632] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8644 attached [pid 8642] set_robust_list(0x7f42e822a9a0, 24 [pid 8635] <... clone3 resumed> => {parent_tid=[8644]}, 88) = 8644 [pid 8634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8632] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8643] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8642] <... set_robust_list resumed>) = 0 [pid 8636] <... clone3 resumed> => {parent_tid=[8643]}, 88) = 8643 [pid 8635] rt_sigprocmask(SIG_SETMASK, [], [pid 8632] <... futex resumed>) = 0 [pid 8643] <... rseq resumed>) = 0 [pid 8642] rt_sigprocmask(SIG_SETMASK, [], [pid 8636] rt_sigprocmask(SIG_SETMASK, [], [pid 8635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8634] <... mmap resumed>) = 0x7f42e820a000 [pid 8632] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8644] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8643] set_robust_list(0x7f42e822a9a0, 24 [pid 8642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8635] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8644] <... rseq resumed>) = 0 [pid 8643] <... set_robust_list resumed>) = 0 [pid 8642] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8636] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] <... futex resumed>) = 0 [pid 8634] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8644] set_robust_list(0x7f42e822a9a0, 24 [pid 8643] rt_sigprocmask(SIG_SETMASK, [], [pid 8642] <... madvise resumed>) = 0 [pid 8643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8636] <... futex resumed>) = 0 [pid 8635] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8643] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8636] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8644] <... set_robust_list resumed>) = 0 [pid 8643] <... madvise resumed>) = 0 [pid 8634] <... mprotect resumed>) = 0 [pid 8633] <... mprotect resumed>) = 0 [pid 8644] rt_sigprocmask(SIG_SETMASK, [], [pid 8634] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8634] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8644] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8644] <... madvise resumed>) = 0 [pid 8634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8642] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8642] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8632] <... futex resumed>) = 0 [pid 8632] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8642] <... futex resumed>) = 0 [pid 8642] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8632] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8646 attached [pid 8643] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 ./strace-static-x86_64: Process 8645 attached [pid 8646] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8644] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8643] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8636] <... futex resumed>) = 0 [pid 8634] <... clone3 resumed> => {parent_tid=[8646]}, 88) = 8646 [pid 8633] <... clone3 resumed> => {parent_tid=[8645]}, 88) = 8645 [pid 8646] <... rseq resumed>) = 0 [pid 8645] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8644] <... futex resumed>) = 1 [pid 8636] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8635] <... futex resumed>) = 0 [pid 8634] rt_sigprocmask(SIG_SETMASK, [], [pid 8633] rt_sigprocmask(SIG_SETMASK, [], [pid 8646] set_robust_list(0x7f42e822a9a0, 24 [pid 8645] <... rseq resumed>) = 0 [pid 8644] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8643] <... futex resumed>) = 0 [pid 8636] <... futex resumed>) = 1 [pid 8635] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8646] <... set_robust_list resumed>) = 0 [pid 8645] set_robust_list(0x7f42e822a9a0, 24 [pid 8643] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8636] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8635] <... futex resumed>) = 0 [pid 8646] rt_sigprocmask(SIG_SETMASK, [], [pid 8635] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8646] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8633] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8633] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8634] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8646] <... futex resumed>) = 0 [pid 8634] <... futex resumed>) = 1 [pid 8646] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8645] <... set_robust_list resumed>) = 0 [pid 8634] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8645] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8646] <... madvise resumed>) = 0 [pid 8642] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8642] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8646] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8642] <... futex resumed>) = 1 [pid 8646] <... futex resumed>) = 1 [pid 8632] <... futex resumed>) = 0 [pid 8646] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8642] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8634] <... futex resumed>) = 0 [pid 8634] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8646] <... futex resumed>) = 0 [pid 8646] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8634] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8644] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8643] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8646] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8646] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8643] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8644] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8646] <... futex resumed>) = 1 [pid 8644] <... futex resumed>) = 1 [pid 8643] <... futex resumed>) = 1 [pid 8635] <... futex resumed>) = 0 [pid 8634] <... futex resumed>) = 0 [pid 8636] <... futex resumed>) = 0 [pid 8646] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8644] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8643] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8645] <... madvise resumed>) = 0 [pid 8645] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8633] <... futex resumed>) = 0 [pid 8645] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8633] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8633] <... futex resumed>) = 0 [pid 8645] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8633] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8645] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8645] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8645] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8633] <... futex resumed>) = 0 [pid 8641] <... mmap resumed>) = 0x20000000 [pid 8641] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8641] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8637] <... mmap resumed>) = 0x20000000 [pid 8640] <... mmap resumed>) = 0x20000000 [pid 8639] <... mmap resumed>) = 0x20000000 [pid 8637] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8634] exit_group(0 [pid 8646] <... futex resumed>) = ? [pid 8641] <... futex resumed>) = ? [pid 8640] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8637] <... futex resumed>) = 0 [pid 8635] exit_group(0 [pid 8634] <... exit_group resumed>) = ? [pid 8646] +++ exited with 0 +++ [pid 8644] <... futex resumed>) = ? [pid 8641] +++ exited with 0 +++ [pid 8635] <... exit_group resumed>) = ? [pid 8644] +++ exited with 0 +++ [pid 8639] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8636] exit_group(0 [pid 8643] <... futex resumed>) = ? [pid 8639] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8636] <... exit_group resumed>) = ? [pid 8643] +++ exited with 0 +++ [pid 8632] exit_group(0 [pid 8638] <... mmap resumed>) = 0x20000000 [pid 8642] <... futex resumed>) = ? [pid 8640] <... futex resumed>) = ? [pid 8639] <... futex resumed>) = ? [pid 8637] +++ exited with 0 +++ [pid 8635] +++ exited with 0 +++ [pid 8634] +++ exited with 0 +++ [pid 8632] <... exit_group resumed>) = ? [pid 8642] +++ exited with 0 +++ [pid 8640] +++ exited with 0 +++ [pid 8639] +++ exited with 0 +++ [pid 8638] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8636] +++ exited with 0 +++ [pid 8633] exit_group(0 [pid 8632] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8635, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8645] <... futex resumed>) = ? [pid 8638] <... futex resumed>) = ? [pid 8633] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8634, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8632, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8645] +++ exited with 0 +++ [pid 8638] +++ exited with 0 +++ [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8636, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8647 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8648 attached [pid 8647] set_robust_list(0x5555712a26a0, 24 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8647] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8647 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8648 ./strace-static-x86_64: Process 8649 attached [pid 8647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8647] setpgid(0, 0 [pid 8649] set_robust_list(0x5555712a26a0, 24 [pid 8648] set_robust_list(0x5555712a26a0, 24 [pid 8647] <... setpgid resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8649] <... set_robust_list resumed>) = 0 [pid 8648] <... set_robust_list resumed>) = 0 [pid 8647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8649 [pid 8649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8647] <... openat resumed>) = 3 [pid 8647] write(3, "1000", 4 [pid 8649] <... prctl resumed>) = 0 [pid 8648] <... prctl resumed>) = 0 [pid 8647] <... write resumed>) = 4 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8649] setpgid(0, 0 [pid 8648] setpgid(0, 0 [pid 8647] close(3 [pid 8649] <... setpgid resumed>) = 0 [pid 8648] <... setpgid resumed>) = 0 [pid 8649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8633] +++ exited with 0 +++ [pid 8647] <... close resumed>) = 0 ./strace-static-x86_64: Process 8650 attached [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8650 [pid 8650] set_robust_list(0x5555712a26a0, 24 [pid 8649] <... openat resumed>) = 3 executing program [pid 8648] <... openat resumed>) = 3 [pid 8647] write(1, "executing program\n", 18 [pid 8650] <... set_robust_list resumed>) = 0 [pid 8649] write(3, "1000", 4 [pid 8648] write(3, "1000", 4 [pid 8647] <... write resumed>) = 18 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8633, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8649] <... write resumed>) = 4 [pid 8648] <... write resumed>) = 4 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8649] close(3 [pid 8648] close(3 [pid 8649] <... close resumed>) = 0 [pid 8648] <... close resumed>) = 0 [pid 8649] write(1, "executing program\n", 18executing program executing program ) = 18 [pid 8648] write(1, "executing program\n", 18 [pid 8649] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8648] <... write resumed>) = 18 [pid 8648] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8649] <... futex resumed>) = 0 [pid 8647] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... restart_syscall resumed>) = 0 [pid 8650] <... prctl resumed>) = 0 [pid 8649] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8648] <... futex resumed>) = 0 [pid 8650] setpgid(0, 0 [pid 8649] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8648] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8647] <... futex resumed>) = 0 [pid 8650] <... setpgid resumed>) = 0 [pid 8649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8648] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8647] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8648] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8647] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 8651 attached [pid 8649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8651] set_robust_list(0x5555712a26a0, 24 [pid 8650] <... openat resumed>) = 3 [pid 8649] <... mmap resumed>) = 0x7f42e822b000 [pid 8648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8651] <... set_robust_list resumed>) = 0 [pid 8650] write(3, "1000", 4 [pid 8649] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8648] <... mmap resumed>) = 0x7f42e822b000 [pid 8647] <... mmap resumed>) = 0x7f42e822b000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8651 [pid 8651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8650] <... write resumed>) = 4 [pid 8649] <... mprotect resumed>) = 0 [pid 8648] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8647] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8650] close(3) = 0 [pid 8648] <... mprotect resumed>) = 0 [pid 8647] <... mprotect resumed>) = 0 executing program [pid 8651] <... prctl resumed>) = 0 [pid 8650] write(1, "executing program\n", 18 [pid 8649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8648] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8647] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8651] setpgid(0, 0 [pid 8650] <... write resumed>) = 18 [pid 8647] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8650] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8651] <... setpgid resumed>) = 0 [pid 8649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8648] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8652 attached [pid 8652] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8650] <... futex resumed>) = 0 [pid 8649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8648] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8647] <... clone3 resumed> => {parent_tid=[8652]}, 88) = 8652 ./strace-static-x86_64: Process 8654 attached ./strace-static-x86_64: Process 8653 attached [pid 8652] <... rseq resumed>) = 0 [pid 8651] <... openat resumed>) = 3 [pid 8650] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8647] rt_sigprocmask(SIG_SETMASK, [], [pid 8653] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8651] write(3, "1000", 4 [pid 8650] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8649] <... clone3 resumed> => {parent_tid=[8654]}, 88) = 8654 [pid 8648] <... clone3 resumed> => {parent_tid=[8653]}, 88) = 8653 [pid 8651] <... write resumed>) = 4 [pid 8650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8649] rt_sigprocmask(SIG_SETMASK, [], [pid 8648] rt_sigprocmask(SIG_SETMASK, [], [pid 8654] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8652] set_robust_list(0x7f42e824b9a0, 24 [pid 8651] close(3 [pid 8650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8654] <... rseq resumed>) = 0 [pid 8653] <... rseq resumed>) = 0 [pid 8652] <... set_robust_list resumed>) = 0 [pid 8647] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8654] set_robust_list(0x7f42e824b9a0, 24 [pid 8653] set_robust_list(0x7f42e824b9a0, 24 [pid 8652] rt_sigprocmask(SIG_SETMASK, [], [pid 8647] <... futex resumed>) = 0 [pid 8654] <... set_robust_list resumed>) = 0 [pid 8653] <... set_robust_list resumed>) = 0 [pid 8652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8654] rt_sigprocmask(SIG_SETMASK, [], [pid 8653] rt_sigprocmask(SIG_SETMASK, [], [pid 8647] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8652] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8654] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8653] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8652] <... openat resumed>) = 3 [pid 8651] <... close resumed>) = 0 [pid 8650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8652] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] write(1, "executing program\n", 18executing program [pid 8650] <... mmap resumed>) = 0x7f42e822b000 [pid 8649] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8648] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8653] <... futex resumed>) = 0 [pid 8651] <... write resumed>) = 18 [pid 8650] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8654] <... futex resumed>) = 0 [pid 8649] <... futex resumed>) = 1 [pid 8648] <... futex resumed>) = 1 [pid 8652] <... futex resumed>) = 1 [pid 8647] <... futex resumed>) = 0 [pid 8653] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8652] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] <... mprotect resumed>) = 0 [pid 8649] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8648] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8647] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8654] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8653] <... openat resumed>) = 3 [pid 8652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8651] <... futex resumed>) = 0 [pid 8650] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8647] <... futex resumed>) = 0 [pid 8653] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8652] dup(3 [pid 8651] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8650] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8647] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8654] <... openat resumed>) = 3 [pid 8653] <... futex resumed>) = 1 [pid 8652] <... dup resumed>) = 4 [pid 8651] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8648] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8655 attached [pid 8654] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8653] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8652] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8648] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8655] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8654] <... futex resumed>) = 1 [pid 8653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8652] <... futex resumed>) = 1 [pid 8651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8650] <... clone3 resumed> => {parent_tid=[8655]}, 88) = 8655 [pid 8649] <... futex resumed>) = 0 [pid 8648] <... futex resumed>) = 0 [pid 8647] <... futex resumed>) = 0 [pid 8655] <... rseq resumed>) = 0 [pid 8653] dup(3 [pid 8652] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8650] rt_sigprocmask(SIG_SETMASK, [], [pid 8649] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8648] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8655] set_robust_list(0x7f42e824b9a0, 24 [pid 8654] dup(3 [pid 8653] <... dup resumed>) = 4 [pid 8652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8651] <... mmap resumed>) = 0x7f42e822b000 [pid 8650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8649] <... futex resumed>) = 0 [pid 8647] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8655] <... set_robust_list resumed>) = 0 [pid 8654] <... dup resumed>) = 4 [pid 8653] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8652] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8651] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8650] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8649] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8647] <... futex resumed>) = 0 [pid 8655] rt_sigprocmask(SIG_SETMASK, [], [pid 8654] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8653] <... futex resumed>) = 1 [pid 8651] <... mprotect resumed>) = 0 [pid 8650] <... futex resumed>) = 0 [pid 8649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8648] <... futex resumed>) = 0 [pid 8647] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8654] <... futex resumed>) = 0 [pid 8651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8650] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8649] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8655] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8654] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8651] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8649] <... futex resumed>) = 0 [pid 8655] <... openat resumed>) = 3 [pid 8653] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8648] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8649] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8656 attached [pid 8655] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8648] <... futex resumed>) = 0 [pid 8648] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8656] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8655] <... futex resumed>) = 1 [pid 8656] <... rseq resumed>) = 0 [pid 8656] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8655] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8656] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] <... clone3 resumed> => {parent_tid=[8656]}, 88) = 8656 [pid 8651] rt_sigprocmask(SIG_SETMASK, [], [pid 8650] <... futex resumed>) = 0 [pid 8650] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8655] <... futex resumed>) = 0 [pid 8651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8650] <... futex resumed>) = 1 [pid 8655] dup(3 [pid 8651] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8656] <... futex resumed>) = 0 [pid 8655] <... dup resumed>) = 4 [pid 8651] <... futex resumed>) = 1 [pid 8656] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8655] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8656] <... openat resumed>) = 3 [pid 8655] <... futex resumed>) = 1 [pid 8650] <... futex resumed>) = 0 [pid 8655] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8650] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8650] <... futex resumed>) = 0 [pid 8655] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8650] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8656] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8656] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] <... futex resumed>) = 0 [pid 8651] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8656] <... futex resumed>) = 0 [pid 8651] <... futex resumed>) = 1 [pid 8656] dup(3) = 4 [pid 8651] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8656] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8651] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8651] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8656] <... futex resumed>) = 1 [pid 8651] <... futex resumed>) = 0 [pid 8651] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 8656] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8647] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8647] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8647] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8657 attached [pid 8657] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8647] <... clone3 resumed> => {parent_tid=[8657]}, 88) = 8657 [pid 8649] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8649] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8647] rt_sigprocmask(SIG_SETMASK, [], [pid 8657] <... rseq resumed>) = 0 [pid 8649] <... mmap resumed>) = 0x7f42e820a000 [pid 8657] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8657] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8649] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8648] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8647] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8657] <... futex resumed>) = 0 [pid 8647] <... futex resumed>) = 1 [pid 8648] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8657] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8648] <... futex resumed>) = 0 [pid 8647] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8648] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8649] <... mprotect resumed>) = 0 [pid 8648] <... mprotect resumed>) = 0 [pid 8649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8648] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8648] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8658 attached => {parent_tid=[8658]}, 88) = 8658 [pid 8649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8649] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8649] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8658] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8658] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8657] <... madvise resumed>) = 0 [pid 8648] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8658] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 8659 attached [pid 8648] <... clone3 resumed> => {parent_tid=[8659]}, 88) = 8659 [pid 8659] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8657] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8648] rt_sigprocmask(SIG_SETMASK, [], [pid 8659] <... rseq resumed>) = 0 [pid 8657] <... futex resumed>) = 1 [pid 8650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8647] <... futex resumed>) = 0 [pid 8659] set_robust_list(0x7f42e822a9a0, 24 [pid 8657] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8650] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8648] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8647] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8659] <... set_robust_list resumed>) = 0 [pid 8658] <... madvise resumed>) = 0 [pid 8657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8650] <... futex resumed>) = 0 [pid 8648] <... futex resumed>) = 0 [pid 8647] <... futex resumed>) = 0 [pid 8659] rt_sigprocmask(SIG_SETMASK, [], [pid 8648] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8658] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8647] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8659] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8658] <... futex resumed>) = 1 [pid 8657] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8651] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] <... mmap resumed>) = 0x7f42e820a000 [pid 8649] <... futex resumed>) = 0 [pid 8659] <... madvise resumed>) = 0 [pid 8651] <... futex resumed>) = 0 [pid 8658] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8650] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8649] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8659] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8649] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8659] <... futex resumed>) = 1 [pid 8648] <... futex resumed>) = 0 [pid 8659] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8648] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8648] <... futex resumed>) = 0 [pid 8659] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8648] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8647] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8658] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8657] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8651] <... mmap resumed>) = 0x7f42e820a000 [pid 8650] <... mprotect resumed>) = 0 [pid 8659] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8658] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8650] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8659] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8658] <... futex resumed>) = 1 [pid 8651] <... mprotect resumed>) = 0 [pid 8658] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8659] <... futex resumed>) = 1 [pid 8650] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8648] <... futex resumed>) = 0 [pid 8659] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8651] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8660 attached [pid 8657] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8660] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8657] <... futex resumed>) = 0 [pid 8649] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8661 attached [pid 8660] <... rseq resumed>) = 0 [pid 8657] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8650] <... clone3 resumed> => {parent_tid=[8660]}, 88) = 8660 [pid 8661] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8660] set_robust_list(0x7f42e822a9a0, 24 [pid 8651] <... clone3 resumed> => {parent_tid=[8661]}, 88) = 8661 [pid 8650] rt_sigprocmask(SIG_SETMASK, [], [pid 8661] <... rseq resumed>) = 0 [pid 8660] <... set_robust_list resumed>) = 0 [pid 8651] rt_sigprocmask(SIG_SETMASK, [], [pid 8650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8661] set_robust_list(0x7f42e822a9a0, 24 [pid 8660] rt_sigprocmask(SIG_SETMASK, [], [pid 8651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8650] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8661] <... set_robust_list resumed>) = 0 [pid 8660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8651] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] <... futex resumed>) = 0 [pid 8650] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8660] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8661] rt_sigprocmask(SIG_SETMASK, [], [pid 8651] <... futex resumed>) = 0 [pid 8661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8660] <... madvise resumed>) = 0 [pid 8651] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8661] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8660] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8661] <... madvise resumed>) = 0 [pid 8660] <... futex resumed>) = 1 [pid 8650] <... futex resumed>) = 0 [pid 8661] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8661] <... futex resumed>) = 1 [pid 8660] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8651] <... futex resumed>) = 0 [pid 8650] <... futex resumed>) = 0 [pid 8661] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8651] <... futex resumed>) = 0 [pid 8661] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8651] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8660] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8660] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8661] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8660] <... futex resumed>) = 1 [pid 8661] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] <... futex resumed>) = 0 [pid 8660] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8661] <... futex resumed>) = 1 [pid 8651] <... futex resumed>) = 0 [pid 8661] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8656] <... mmap resumed>) = 0x20000000 [pid 8655] <... mmap resumed>) = 0x20000000 [pid 8654] <... mmap resumed>) = 0x20000000 [pid 8653] <... mmap resumed>) = 0x20000000 [pid 8652] <... mmap resumed>) = 0x20000000 [pid 8656] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8655] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8654] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8653] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8652] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8650] exit_group(0 [pid 8649] exit_group(0 [pid 8660] <... futex resumed>) = ? [pid 8658] <... futex resumed>) = ? [pid 8656] <... futex resumed>) = 0 [pid 8655] <... futex resumed>) = ? [pid 8654] <... futex resumed>) = ? [pid 8653] <... futex resumed>) = 0 [pid 8652] <... futex resumed>) = 0 [pid 8650] <... exit_group resumed>) = ? [pid 8649] <... exit_group resumed>) = ? [pid 8660] +++ exited with 0 +++ [pid 8658] +++ exited with 0 +++ [pid 8656] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8655] +++ exited with 0 +++ [pid 8654] +++ exited with 0 +++ [pid 8653] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8652] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8651] exit_group(0 [pid 8650] +++ exited with 0 +++ [pid 8649] +++ exited with 0 +++ [pid 8647] exit_group(0 [pid 8661] <... futex resumed>) = ? [pid 8656] <... futex resumed>) = ? [pid 8651] <... exit_group resumed>) = ? [pid 8648] exit_group(0 [pid 8661] +++ exited with 0 +++ [pid 8657] <... futex resumed>) = ? [pid 8656] +++ exited with 0 +++ [pid 8652] <... futex resumed>) = ? [pid 8647] <... exit_group resumed>) = ? [pid 8657] +++ exited with 0 +++ [pid 8652] +++ exited with 0 +++ [pid 8659] <... futex resumed>) = ? [pid 8648] <... exit_group resumed>) = ? [pid 8651] +++ exited with 0 +++ [pid 8659] +++ exited with 0 +++ [pid 8653] <... futex resumed>) = ? [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8651, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8647] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8650, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8649, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8647, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8662 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8663 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8663 attached ./strace-static-x86_64: Process 8664 attached [pid 8663] set_robust_list(0x5555712a26a0, 24) = 0 ./strace-static-x86_64: Process 8665 attached [pid 8664] set_robust_list(0x5555712a26a0, 24 [pid 8663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8662] set_robust_list(0x5555712a26a0, 24 [pid 8664] <... set_robust_list resumed>) = 0 [pid 8662] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8662 [pid 8665] set_robust_list(0x5555712a26a0, 24 [pid 8664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8663] <... prctl resumed>) = 0 [pid 8662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8665 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8664 [pid 8665] <... set_robust_list resumed>) = 0 [pid 8664] <... prctl resumed>) = 0 [pid 8663] setpgid(0, 0 [pid 8662] <... prctl resumed>) = 0 [pid 8665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8664] setpgid(0, 0 [pid 8665] <... prctl resumed>) = 0 [pid 8663] <... setpgid resumed>) = 0 [pid 8664] <... setpgid resumed>) = 0 [pid 8662] setpgid(0, 0 [pid 8665] setpgid(0, 0 [pid 8664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8662] <... setpgid resumed>) = 0 [pid 8665] <... setpgid resumed>) = 0 [pid 8664] <... openat resumed>) = 3 [pid 8662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8663] <... openat resumed>) = 3 [pid 8653] +++ exited with 0 +++ [pid 8648] +++ exited with 0 +++ [pid 8662] <... openat resumed>) = 3 [pid 8665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8664] write(3, "1000", 4 [pid 8663] write(3, "1000", 4 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8648, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8664] <... write resumed>) = 4 [pid 8663] <... write resumed>) = 4 [pid 8662] write(3, "1000", 4 [pid 8665] <... openat resumed>) = 3 [pid 8664] close(3 [pid 8663] close(3 [pid 8662] <... write resumed>) = 4 [pid 8664] <... close resumed>) = 0 [pid 8663] <... close resumed>) = 0 executing program [pid 8662] close(3 [pid 8664] write(1, "executing program\n", 18 [pid 8662] <... close resumed>) = 0 [pid 8664] <... write resumed>) = 18 [pid 8663] write(1, "executing program\n", 18executing program [pid 8665] write(3, "1000", 4) = 4 executing program [pid 8664] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] <... write resumed>) = 18 [pid 8662] write(1, "executing program\n", 18 [pid 8665] close(3 [pid 8664] <... futex resumed>) = 0 [pid 8662] <... write resumed>) = 18 [pid 8665] <... close resumed>) = 0 [pid 8664] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8663] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 8665] write(1, "executing program\n", 18 [pid 8664] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8662] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8665] <... write resumed>) = 18 [pid 8665] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8665] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8663] <... futex resumed>) = 0 [pid 8662] <... futex resumed>) = 0 [pid 8665] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8663] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8662] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8662] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8663] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8664] <... mmap resumed>) = 0x7f42e822b000 [pid 8663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8664] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8665] <... mmap resumed>) = 0x7f42e822b000 [pid 8662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8665] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8664] <... mprotect resumed>) = 0 [pid 8662] <... mmap resumed>) = 0x7f42e822b000 [pid 8663] <... mmap resumed>) = 0x7f42e822b000 [pid 8662] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8663] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8665] <... mprotect resumed>) = 0 [pid 8664] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8662] <... mprotect resumed>) = 0 [pid 8665] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8664] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8663] <... mprotect resumed>) = 0 [pid 8662] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8665] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8663] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8666 attached [pid 8662] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8666] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8664] <... clone3 resumed> => {parent_tid=[8666]}, 88) = 8666 [pid 8666] <... rseq resumed>) = 0 [pid 8664] rt_sigprocmask(SIG_SETMASK, [], [pid 8663] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8662] <... clone3 resumed> => {parent_tid=[8668]}, 88) = 8668 ./strace-static-x86_64: Process 8669 attached ./strace-static-x86_64: Process 8667 attached [pid 8666] set_robust_list(0x7f42e824b9a0, 24 [pid 8664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8662] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8668 attached [pid 8669] set_robust_list(0x5555712a26a0, 24 [pid 8667] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8666] <... set_robust_list resumed>) = 0 [pid 8665] <... clone3 resumed> => {parent_tid=[8667]}, 88) = 8667 [pid 8664] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8669] <... set_robust_list resumed>) = 0 [pid 8666] rt_sigprocmask(SIG_SETMASK, [], [pid 8664] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8670 attached [pid 8669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8668] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8667] <... rseq resumed>) = 0 [pid 8666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8665] rt_sigprocmask(SIG_SETMASK, [], [pid 8664] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8663] <... clone3 resumed> => {parent_tid=[8670]}, 88) = 8670 [pid 8662] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8669 [pid 8670] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8669] <... prctl resumed>) = 0 [pid 8668] <... rseq resumed>) = 0 [pid 8667] set_robust_list(0x7f42e824b9a0, 24 [pid 8666] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8670] <... rseq resumed>) = 0 [pid 8669] setpgid(0, 0 [pid 8668] set_robust_list(0x7f42e824b9a0, 24 [pid 8667] <... set_robust_list resumed>) = 0 [pid 8665] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] rt_sigprocmask(SIG_SETMASK, [], [pid 8662] <... futex resumed>) = 0 [pid 8670] set_robust_list(0x7f42e824b9a0, 24 [pid 8668] <... set_robust_list resumed>) = 0 [pid 8667] rt_sigprocmask(SIG_SETMASK, [], [pid 8665] <... futex resumed>) = 0 [pid 8663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8670] <... set_robust_list resumed>) = 0 [pid 8669] <... setpgid resumed>) = 0 [pid 8668] rt_sigprocmask(SIG_SETMASK, [], [pid 8667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8666] <... openat resumed>) = 3 [pid 8665] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8663] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8662] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8670] rt_sigprocmask(SIG_SETMASK, [], [pid 8669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8667] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8666] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] <... futex resumed>) = 0 [pid 8670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8669] <... openat resumed>) = 3 [pid 8668] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8667] <... openat resumed>) = 3 [pid 8666] <... futex resumed>) = 1 [pid 8664] <... futex resumed>) = 0 [pid 8663] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8670] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8669] write(3, "1000", 4 [pid 8668] <... openat resumed>) = 3 [pid 8667] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8666] dup(3 [pid 8664] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8670] <... openat resumed>) = 3 [pid 8669] <... write resumed>) = 4 [pid 8668] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8667] <... futex resumed>) = 1 [pid 8666] <... dup resumed>) = 4 [pid 8665] <... futex resumed>) = 0 [pid 8664] <... futex resumed>) = 0 [pid 8670] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8669] close(3 [pid 8668] <... futex resumed>) = 1 [pid 8667] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8666] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8665] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8664] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8662] <... futex resumed>) = 0 [pid 8670] <... futex resumed>) = 1 [pid 8669] <... close resumed>) = 0 [pid 8668] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8666] <... futex resumed>) = 0 [pid 8665] <... futex resumed>) = 0 [pid 8664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8663] <... futex resumed>) = 0 [pid 8662] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8670] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8669] write(1, "executing program\n", 18 [pid 8668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8667] dup(3 [pid 8666] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 8665] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8664] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8662] <... futex resumed>) = 0 [pid 8670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8669] <... write resumed>) = 18 [pid 8668] dup(3 [pid 8667] <... dup resumed>) = 4 [pid 8666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8664] <... futex resumed>) = 0 [pid 8663] <... futex resumed>) = 0 [pid 8662] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8670] dup(3 [pid 8669] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8668] <... dup resumed>) = 4 [pid 8667] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8666] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8664] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8663] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8670] <... dup resumed>) = 4 [pid 8668] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8667] <... futex resumed>) = 1 [pid 8665] <... futex resumed>) = 0 [pid 8670] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8669] <... futex resumed>) = 0 [pid 8668] <... futex resumed>) = 1 [pid 8665] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8662] <... futex resumed>) = 0 [pid 8669] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8663] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8662] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] <... futex resumed>) = 0 [pid 8662] <... futex resumed>) = 0 [pid 8663] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8669] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8662] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8670] <... futex resumed>) = 1 [pid 8669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8668] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8667] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8665] <... futex resumed>) = 0 [pid 8663] <... futex resumed>) = 0 [pid 8670] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8665] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8663] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 8669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8669] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8669] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8671 attached => {parent_tid=[8671]}, 88) = 8671 [pid 8669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8669] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8669] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8671] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8671] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8671] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8671] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8669] <... futex resumed>) = 0 [pid 8671] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8669] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8671] dup(3 [pid 8669] <... futex resumed>) = 0 [pid 8671] <... dup resumed>) = 4 [pid 8669] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8671] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8671] <... futex resumed>) = 0 [pid 8669] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8671] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8669] <... futex resumed>) = 0 [pid 8669] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8664] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8662] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8664] <... futex resumed>) = 0 [pid 8663] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8662] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8663] <... futex resumed>) = 0 [pid 8662] <... futex resumed>) = 0 [pid 8664] <... mmap resumed>) = 0x7f42e820a000 [pid 8663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8664] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8663] <... mmap resumed>) = 0x7f42e820a000 [pid 8662] <... mmap resumed>) = 0x7f42e820a000 [pid 8664] <... mprotect resumed>) = 0 [pid 8663] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8662] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8664] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8663] <... mprotect resumed>) = 0 [pid 8662] <... mprotect resumed>) = 0 [pid 8664] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8663] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8662] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8663] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8662] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8672 attached [pid 8665] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8674 attached ./strace-static-x86_64: Process 8673 attached [pid 8672] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8665] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8664] <... clone3 resumed> => {parent_tid=[8672]}, 88) = 8672 [pid 8674] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8673] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8672] <... rseq resumed>) = 0 [pid 8664] rt_sigprocmask(SIG_SETMASK, [], [pid 8663] <... clone3 resumed> => {parent_tid=[8673]}, 88) = 8673 [pid 8662] <... clone3 resumed> => {parent_tid=[8674]}, 88) = 8674 [pid 8674] <... rseq resumed>) = 0 [pid 8673] <... rseq resumed>) = 0 [pid 8672] set_robust_list(0x7f42e822a9a0, 24 [pid 8664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8663] rt_sigprocmask(SIG_SETMASK, [], [pid 8662] rt_sigprocmask(SIG_SETMASK, [], [pid 8674] set_robust_list(0x7f42e822a9a0, 24 [pid 8673] set_robust_list(0x7f42e822a9a0, 24 [pid 8672] <... set_robust_list resumed>) = 0 [pid 8665] <... futex resumed>) = 0 [pid 8664] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8674] <... set_robust_list resumed>) = 0 [pid 8673] <... set_robust_list resumed>) = 0 [pid 8672] rt_sigprocmask(SIG_SETMASK, [], [pid 8665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8664] <... futex resumed>) = 0 [pid 8663] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8662] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8674] rt_sigprocmask(SIG_SETMASK, [], [pid 8673] rt_sigprocmask(SIG_SETMASK, [], [pid 8672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8665] <... mmap resumed>) = 0x7f42e820a000 [pid 8664] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8663] <... futex resumed>) = 0 [pid 8662] <... futex resumed>) = 0 [pid 8674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8672] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8665] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8663] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8662] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8674] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8673] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8672] <... madvise resumed>) = 0 [pid 8665] <... mprotect resumed>) = 0 [pid 8673] <... madvise resumed>) = 0 [pid 8665] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8674] <... madvise resumed>) = 0 [pid 8665] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8674] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8669] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8674] <... futex resumed>) = 1 [pid 8669] <... futex resumed>) = 0 [pid 8662] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8675 attached [pid 8669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8662] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8665] <... clone3 resumed> => {parent_tid=[8675]}, 88) = 8675 [pid 8662] <... futex resumed>) = 0 [pid 8675] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8665] rt_sigprocmask(SIG_SETMASK, [], [pid 8662] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8675] <... rseq resumed>) = 0 [pid 8674] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8672] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8675] set_robust_list(0x7f42e822a9a0, 24 [pid 8669] <... mmap resumed>) = 0x7f42e820a000 [pid 8665] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8664] <... futex resumed>) = 0 [pid 8675] <... set_robust_list resumed>) = 0 [pid 8673] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8672] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8669] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8665] <... futex resumed>) = 0 [pid 8664] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8675] rt_sigprocmask(SIG_SETMASK, [], [pid 8673] <... futex resumed>) = 1 [pid 8672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8664] <... futex resumed>) = 0 [pid 8663] <... futex resumed>) = 0 [pid 8675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8673] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8672] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8669] <... mprotect resumed>) = 0 [pid 8665] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8664] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8663] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8675] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8663] <... futex resumed>) = 0 [pid 8675] <... madvise resumed>) = 0 [pid 8673] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8663] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8676 attached => {parent_tid=[8676]}, 88) = 8676 [pid 8669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8669] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8676] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8669] <... futex resumed>) = 0 [pid 8676] <... rseq resumed>) = 0 [pid 8676] set_robust_list(0x7f42e822a9a0, 24 [pid 8669] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8676] <... set_robust_list resumed>) = 0 [pid 8676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8676] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8675] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8665] <... futex resumed>) = 0 [pid 8665] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8675] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8665] <... futex resumed>) = 0 [pid 8665] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8676] <... madvise resumed>) = 0 [pid 8676] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8669] <... futex resumed>) = 0 [pid 8669] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8669] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8676] <... futex resumed>) = 1 [pid 8675] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8674] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8673] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8672] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8676] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8675] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8674] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8673] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8675] <... futex resumed>) = 1 [pid 8674] <... futex resumed>) = 0 [pid 8673] <... futex resumed>) = 1 [pid 8672] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8665] <... futex resumed>) = 0 [pid 8663] <... futex resumed>) = 0 [pid 8662] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8676] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8675] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8674] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8676] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8673] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8672] <... futex resumed>) = 0 [pid 8676] <... futex resumed>) = 1 [pid 8672] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8669] <... futex resumed>) = 0 [pid 8676] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8671] <... mmap resumed>) = 0x20000000 [pid 8670] <... mmap resumed>) = 0x20000000 [pid 8668] <... mmap resumed>) = 0x20000000 [pid 8667] <... mmap resumed>) = 0x20000000 [pid 8666] <... mmap resumed>) = 0x20000000 [pid 8671] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8670] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8669] exit_group(0 [pid 8668] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8667] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8666] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8663] exit_group(0 [pid 8662] exit_group(0 [pid 8676] <... futex resumed>) = ? [pid 8674] <... futex resumed>) = ? [pid 8673] <... futex resumed>) = ? [pid 8671] <... futex resumed>) = ? [pid 8670] <... futex resumed>) = ? [pid 8669] <... exit_group resumed>) = ? [pid 8668] <... futex resumed>) = ? [pid 8667] <... futex resumed>) = 0 [pid 8666] <... futex resumed>) = 0 [pid 8665] exit_group(0 [pid 8663] <... exit_group resumed>) = ? [pid 8662] <... exit_group resumed>) = ? [pid 8676] +++ exited with 0 +++ [pid 8675] <... futex resumed>) = ? [pid 8674] +++ exited with 0 +++ [pid 8673] +++ exited with 0 +++ [pid 8671] +++ exited with 0 +++ [pid 8670] +++ exited with 0 +++ [pid 8669] +++ exited with 0 +++ [pid 8668] +++ exited with 0 +++ [pid 8666] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8665] <... exit_group resumed>) = ? [pid 8663] +++ exited with 0 +++ [pid 8675] +++ exited with 0 +++ [pid 8664] exit_group(0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8669, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8672] <... futex resumed>) = ? [pid 8664] <... exit_group resumed>) = ? [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8672] +++ exited with 0 +++ [pid 8666] <... futex resumed>) = ? [pid 8667] +++ exited with 0 +++ [pid 8666] +++ exited with 0 +++ [pid 8665] +++ exited with 0 +++ [pid 8664] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8665, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8664, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8663, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8677 ./strace-static-x86_64: Process 8678 attached ./strace-static-x86_64: Process 8677 attached [pid 8678] set_robust_list(0x5555712a26a0, 24 [pid 8677] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8678 [pid 8678] <... set_robust_list resumed>) = 0 [pid 8677] <... set_robust_list resumed>) = 0 [pid 8678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8678] <... prctl resumed>) = 0 [pid 8678] setpgid(0, 0 [pid 8677] <... prctl resumed>) = 0 [pid 8662] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8678] <... setpgid resumed>) = 0 [pid 8677] setpgid(0, 0 [pid 8678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8677] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8679 attached [pid 8678] <... openat resumed>) = 3 [pid 8677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8662, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8678] write(3, "1000", 4 [pid 5841] restart_syscall(<... resuming interrupted clone ...>executing program [pid 8678] <... write resumed>) = 4 [pid 8677] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8679 [pid 8678] close(3) = 0 [pid 8678] write(1, "executing program\n", 18 [pid 8677] write(3, "1000", 4 [pid 8679] set_robust_list(0x5555712a26a0, 24 [pid 8678] <... write resumed>) = 18 [pid 8677] <... write resumed>) = 4 [pid 8679] <... set_robust_list resumed>) = 0 [pid 8678] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] close(3 [pid 8679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8678] <... futex resumed>) = 0 [pid 8677] <... close resumed>) = 0 ./strace-static-x86_64: Process 8680 attached executing program [pid 8678] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8677] write(1, "executing program\n", 18 [pid 8680] set_robust_list(0x5555712a26a0, 24 [pid 8679] <... prctl resumed>) = 0 [pid 8678] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8677] <... write resumed>) = 18 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8680 [pid 8680] <... set_robust_list resumed>) = 0 [pid 8679] setpgid(0, 0 [pid 8678] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8677] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8677] <... futex resumed>) = 0 [pid 8678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8677] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8678] <... mmap resumed>) = 0x7f42e822b000 [pid 8680] <... prctl resumed>) = 0 [pid 8677] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8680] setpgid(0, 0 [pid 8677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8680] <... setpgid resumed>) = 0 [pid 8679] <... setpgid resumed>) = 0 [pid 8678] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8678] <... mprotect resumed>) = 0 [pid 8680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8680] <... openat resumed>) = 3 [pid 8679] <... openat resumed>) = 3 [pid 8678] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8677] <... mmap resumed>) = 0x7f42e822b000 [pid 8677] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8680] write(3, "1000", 4 [pid 8677] <... mprotect resumed>) = 0 [pid 8680] <... write resumed>) = 4 [pid 8679] write(3, "1000", 4 [pid 8678] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8680] close(3 [pid 8679] <... write resumed>) = 4 [pid 8678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8680] <... close resumed>) = 0 [pid 8677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8680] write(1, "executing program\n", 18 [pid 8677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8683 attached ./strace-static-x86_64: Process 8682 attached ./strace-static-x86_64: Process 8681 attached [pid 8680] <... write resumed>) = 18 [pid 8679] close(3 [pid 8683] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8682] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8681] set_robust_list(0x5555712a26a0, 24 [pid 8680] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] <... clone3 resumed> => {parent_tid=[8682]}, 88) = 8682 [pid 8683] <... rseq resumed>) = 0 [pid 8682] <... rseq resumed>) = 0 [pid 8679] <... close resumed>) = 0 [pid 8678] <... clone3 resumed> => {parent_tid=[8683]}, 88) = 8683 [pid 8682] set_robust_list(0x7f42e824b9a0, 24 [pid 8681] <... set_robust_list resumed>) = 0 [pid 8680] <... futex resumed>) = 0 [pid 8678] rt_sigprocmask(SIG_SETMASK, [], [pid 8683] set_robust_list(0x7f42e824b9a0, 24 [pid 8677] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 8679] write(1, "executing program\n", 18 [pid 8683] <... set_robust_list resumed>) = 0 [pid 8682] <... set_robust_list resumed>) = 0 [pid 8681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8680] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8679] <... write resumed>) = 18 [pid 8678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8681 [pid 8683] rt_sigprocmask(SIG_SETMASK, [], [pid 8682] rt_sigprocmask(SIG_SETMASK, [], [pid 8681] <... prctl resumed>) = 0 [pid 8680] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8678] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8681] setpgid(0, 0 [pid 8680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8679] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] <... futex resumed>) = 0 [pid 8683] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8682] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8681] <... setpgid resumed>) = 0 [pid 8680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8679] <... futex resumed>) = 0 [pid 8678] <... futex resumed>) = 0 [pid 8677] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8683] <... openat resumed>) = 3 [pid 8682] <... openat resumed>) = 3 [pid 8681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8679] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8678] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8683] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8679] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8683] <... futex resumed>) = 0 [pid 8679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8678] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8683] dup(3 [pid 8682] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8681] <... openat resumed>) = 3 [pid 8679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8678] <... futex resumed>) = 0 [pid 8683] <... dup resumed>) = 4 [pid 8682] <... futex resumed>) = 1 [pid 8681] write(3, "1000", 4 [pid 8680] <... mmap resumed>) = 0x7f42e822b000 [pid 8679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8678] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8677] <... futex resumed>) = 0 [pid 8683] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8682] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8681] <... write resumed>) = 4 [pid 8680] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8679] <... mmap resumed>) = 0x7f42e822b000 [pid 8678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8677] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8683] <... futex resumed>) = 0 [pid 8682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8681] close(3 [pid 8680] <... mprotect resumed>) = 0 [pid 8679] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8678] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] <... futex resumed>) = 0 [pid 8683] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8682] dup(3 [pid 8680] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8679] <... mprotect resumed>) = 0 [pid 8678] <... futex resumed>) = 0 [pid 8677] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8682] <... dup resumed>) = 4 [pid 8681] <... close resumed>) = 0 [pid 8680] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8679] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8678] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8682] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8682] <... futex resumed>) = 0 executing program [pid 8681] write(1, "executing program\n", 18 [pid 8680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8679] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8677] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8684 attached [pid 8682] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8681] <... write resumed>) = 18 [pid 8679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8677] <... futex resumed>) = 0 [pid 8684] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 ./strace-static-x86_64: Process 8685 attached [pid 8684] set_robust_list(0x7f42e824b9a0, 24 [pid 8681] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8685] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8684] <... set_robust_list resumed>) = 0 [pid 8679] <... clone3 resumed> => {parent_tid=[8685]}, 88) = 8685 [pid 8685] <... rseq resumed>) = 0 [pid 8684] rt_sigprocmask(SIG_SETMASK, [], [pid 8679] rt_sigprocmask(SIG_SETMASK, [], [pid 8685] set_robust_list(0x7f42e824b9a0, 24 [pid 8684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8684] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8685] <... set_robust_list resumed>) = 0 [pid 8681] <... futex resumed>) = 0 [pid 8680] <... clone3 resumed> => {parent_tid=[8684]}, 88) = 8684 [pid 8685] rt_sigprocmask(SIG_SETMASK, [], [pid 8679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8681] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8680] rt_sigprocmask(SIG_SETMASK, [], [pid 8679] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8685] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8681] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8679] <... futex resumed>) = 0 [pid 8685] <... openat resumed>) = 3 [pid 8681] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8679] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8685] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8685] <... futex resumed>) = 0 [pid 8679] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8685] dup(3 [pid 8679] <... futex resumed>) = 0 [pid 8685] <... dup resumed>) = 4 [pid 8685] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8680] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8679] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8684] <... futex resumed>) = 0 [pid 8681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8680] <... futex resumed>) = 1 [pid 8680] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8684] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8681] <... mmap resumed>) = 0x7f42e822b000 [pid 8679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8684] <... openat resumed>) = 3 [pid 8681] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8679] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8685] <... futex resumed>) = 0 [pid 8684] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8681] <... mprotect resumed>) = 0 [pid 8679] <... futex resumed>) = 0 [pid 8685] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8681] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8680] <... futex resumed>) = 0 [pid 8684] <... futex resumed>) = 1 [pid 8679] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8684] dup(3 [pid 8681] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8680] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8684] <... dup resumed>) = 4 [pid 8681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8680] <... futex resumed>) = 0 [pid 8684] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8680] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8684] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8680] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8684] <... futex resumed>) = 0 [pid 8684] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8680] <... futex resumed>) = 1 [pid 8678] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8678] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8686 attached [pid 8680] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8678] <... futex resumed>) = 0 [pid 8681] <... clone3 resumed> => {parent_tid=[8686]}, 88) = 8686 [pid 8677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8686] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8681] rt_sigprocmask(SIG_SETMASK, [], [pid 8678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8677] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8686] set_robust_list(0x7f42e824b9a0, 24 [pid 8681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8678] <... mmap resumed>) = 0x7f42e820a000 [pid 8686] <... set_robust_list resumed>) = 0 [pid 8681] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8678] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8677] <... futex resumed>) = 0 [pid 8686] rt_sigprocmask(SIG_SETMASK, [], [pid 8681] <... futex resumed>) = 0 [pid 8678] <... mprotect resumed>) = 0 [pid 8677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8678] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8687 attached [pid 8686] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8681] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8677] <... mmap resumed>) = 0x7f42e820a000 [pid 8678] <... clone3 resumed> => {parent_tid=[8687]}, 88) = 8687 [pid 8678] rt_sigprocmask(SIG_SETMASK, [], [pid 8677] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8686] <... openat resumed>) = 3 [pid 8678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8677] <... mprotect resumed>) = 0 [pid 8686] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8687] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8686] <... futex resumed>) = 1 [pid 8681] <... futex resumed>) = 0 [pid 8686] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8681] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8687] <... rseq resumed>) = 0 [pid 8686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8681] <... futex resumed>) = 0 [pid 8687] set_robust_list(0x7f42e822a9a0, 24 [pid 8677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8687] <... set_robust_list resumed>) = 0 [pid 8686] dup(3 [pid 8681] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8687] rt_sigprocmask(SIG_SETMASK, [], [pid 8686] <... dup resumed>) = 4 ./strace-static-x86_64: Process 8688 attached [pid 8687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8686] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8678] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8687] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8686] <... futex resumed>) = 1 [pid 8681] <... futex resumed>) = 0 [pid 8678] <... futex resumed>) = 0 [pid 8686] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8681] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8678] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8681] <... futex resumed>) = 0 [pid 8688] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8681] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8688] <... rseq resumed>) = 0 [pid 8688] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8688] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8687] <... madvise resumed>) = 0 [pid 8677] <... clone3 resumed> => {parent_tid=[8688]}, 88) = 8688 [pid 8677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8677] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8688] <... futex resumed>) = 0 [pid 8688] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8679] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8679] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8680] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8679] <... mmap resumed>) = 0x7f42e820a000 [pid 8677] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8687] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8680] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8687] <... futex resumed>) = 1 [pid 8680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8679] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8678] <... futex resumed>) = 0 [pid 8679] <... mprotect resumed>) = 0 [pid 8678] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8678] <... futex resumed>) = 0 [pid 8679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8678] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8687] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8680] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 8689 attached [pid 8680] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8689] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8680] <... mprotect resumed>) = 0 [pid 8679] <... clone3 resumed> => {parent_tid=[8689]}, 88) = 8689 [pid 8689] <... rseq resumed>) = 0 [pid 8688] <... madvise resumed>) = 0 [pid 8680] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8679] rt_sigprocmask(SIG_SETMASK, [], [pid 8689] set_robust_list(0x7f42e822a9a0, 24 [pid 8680] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8689] <... set_robust_list resumed>) = 0 [pid 8680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8679] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8689] rt_sigprocmask(SIG_SETMASK, [], [pid 8679] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8690 attached [pid 8679] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8690] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8688] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8690] <... rseq resumed>) = 0 [pid 8690] set_robust_list(0x7f42e822a9a0, 24 [pid 8688] <... futex resumed>) = 1 [pid 8677] <... futex resumed>) = 0 [pid 8689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8680] <... clone3 resumed> => {parent_tid=[8690]}, 88) = 8690 [pid 8677] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8689] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8680] rt_sigprocmask(SIG_SETMASK, [], [pid 8677] <... futex resumed>) = 0 [pid 8677] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8690] <... set_robust_list resumed>) = 0 [pid 8688] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8680] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8690] rt_sigprocmask(SIG_SETMASK, [], [pid 8680] <... futex resumed>) = 0 [pid 8690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8680] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8690] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8689] <... madvise resumed>) = 0 [pid 8690] <... madvise resumed>) = 0 [pid 8689] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8689] <... futex resumed>) = 1 [pid 8679] <... futex resumed>) = 0 [pid 8689] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8679] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8679] <... futex resumed>) = 0 [pid 8689] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8679] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8690] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8681] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8690] <... futex resumed>) = 1 [pid 8681] <... futex resumed>) = 0 [pid 8680] <... futex resumed>) = 0 [pid 8690] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8680] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8681] <... mmap resumed>) = 0x7f42e820a000 [pid 8680] <... futex resumed>) = 0 [pid 8690] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8681] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8680] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8681] <... mprotect resumed>) = 0 [pid 8681] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8678] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8681] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8687] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8688] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) ./strace-static-x86_64: Process 8691 attached [pid 8690] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8689] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8688] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8687] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8689] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8688] <... futex resumed>) = 0 [pid 8689] <... futex resumed>) = 1 [pid 8681] <... clone3 resumed> => {parent_tid=[8691]}, 88) = 8691 [pid 8679] <... futex resumed>) = 0 [pid 8688] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8690] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8689] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8691] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8687] <... futex resumed>) = 0 [pid 8691] <... rseq resumed>) = 0 [pid 8690] <... futex resumed>) = 1 [pid 8681] rt_sigprocmask(SIG_SETMASK, [], [pid 8680] <... futex resumed>) = 0 [pid 8690] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8691] set_robust_list(0x7f42e822a9a0, 24 [pid 8681] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8691] <... set_robust_list resumed>) = 0 [pid 8691] rt_sigprocmask(SIG_SETMASK, [], [pid 8687] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8681] <... futex resumed>) = 0 [pid 8691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8681] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8691] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8691] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8681] <... futex resumed>) = 0 [pid 8691] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8681] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8681] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8691] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8691] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8681] <... futex resumed>) = 0 [pid 8691] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8682] <... mmap resumed>) = 0x20000000 [pid 8685] <... mmap resumed>) = 0x20000000 [pid 8686] <... mmap resumed>) = 0x20000000 [pid 8685] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8684] <... mmap resumed>) = 0x20000000 [pid 8683] <... mmap resumed>) = 0x20000000 [pid 8682] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8677] exit_group(0 [pid 8688] <... futex resumed>) = ? [pid 8686] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8685] <... futex resumed>) = 0 [pid 8684] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8683] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8682] <... futex resumed>) = ? [pid 8677] <... exit_group resumed>) = ? [pid 8688] +++ exited with 0 +++ [pid 8686] <... futex resumed>) = 0 [pid 8685] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8683] <... futex resumed>) = 0 [pid 8682] +++ exited with 0 +++ [pid 8686] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8678] exit_group(0 [pid 8687] <... futex resumed>) = ? [pid 8678] <... exit_group resumed>) = ? [pid 8687] +++ exited with 0 +++ [pid 8684] <... futex resumed>) = 0 [pid 8683] +++ exited with 0 +++ [pid 8681] exit_group(0 [pid 8680] exit_group(0 [pid 8679] exit_group(0 [pid 8678] +++ exited with 0 +++ [pid 8677] +++ exited with 0 +++ [pid 8690] <... futex resumed>) = ? [pid 8689] <... futex resumed>) = ? [pid 8680] <... exit_group resumed>) = ? [pid 8679] <... exit_group resumed>) = ? [pid 8690] +++ exited with 0 +++ [pid 8691] <... futex resumed>) = ? [pid 8689] +++ exited with 0 +++ [pid 8686] <... futex resumed>) = ? [pid 8685] <... futex resumed>) = ? [pid 8681] <... exit_group resumed>) = ? [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8678, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8677, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8691] +++ exited with 0 +++ [pid 8686] +++ exited with 0 +++ [pid 8685] +++ exited with 0 +++ [pid 8681] +++ exited with 0 +++ [pid 8679] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8679, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8681, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8692 attached ./strace-static-x86_64: Process 8694 attached ./strace-static-x86_64: Process 8693 attached [pid 8692] set_robust_list(0x5555712a26a0, 24 [pid 8684] +++ exited with 0 +++ [pid 8680] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8692 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8693 [pid 8692] <... set_robust_list resumed>) = 0 [pid 8694] set_robust_list(0x5555712a26a0, 24 [pid 8693] set_robust_list(0x5555712a26a0, 24 [pid 8692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8694 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8680, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8692] <... prctl resumed>) = 0 [pid 8694] <... set_robust_list resumed>) = 0 [pid 8693] <... set_robust_list resumed>) = 0 [pid 8692] setpgid(0, 0 [pid 8694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8692] <... setpgid resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8694] <... prctl resumed>) = 0 [pid 8694] setpgid(0, 0 [pid 8693] <... prctl resumed>) = 0 [pid 8694] <... setpgid resumed>) = 0 [pid 8693] setpgid(0, 0 [pid 8694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8693] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8695 attached [pid 8695] set_robust_list(0x5555712a26a0, 24 [pid 8693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8695] <... set_robust_list resumed>) = 0 [pid 8694] <... openat resumed>) = 3 [pid 8693] <... openat resumed>) = 3 [pid 8692] <... openat resumed>) = 3 [pid 8695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8694] write(3, "1000", 4 [pid 8692] write(3, "1000", 4./strace-static-x86_64: Process 8696 attached [pid 8695] <... prctl resumed>) = 0 [pid 8694] <... write resumed>) = 4 [pid 8693] write(3, "1000", 4 [pid 8692] <... write resumed>) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8695 [pid 8692] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8696 [pid 8692] <... close resumed>) = 0 [pid 8696] set_robust_list(0x5555712a26a0, 24 [pid 8695] setpgid(0, 0 [pid 8694] close(3 [pid 8693] <... write resumed>) = 4 [pid 8692] write(1, "executing program\n", 18executing program [pid 8694] <... close resumed>) = 0 [pid 8693] close(3 [pid 8696] <... set_robust_list resumed>) = 0 [pid 8695] <... setpgid resumed>) = 0 [pid 8694] write(1, "executing program\n", 18 [pid 8693] <... close resumed>) = 0 executing program [pid 8692] <... write resumed>) = 18 [pid 8696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 8694] <... write resumed>) = 18 [pid 8693] write(1, "executing program\n", 18 [pid 8692] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8694] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8693] <... write resumed>) = 18 [pid 8694] <... futex resumed>) = 0 [pid 8696] <... prctl resumed>) = 0 [pid 8695] <... openat resumed>) = 3 [pid 8694] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8693] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] <... futex resumed>) = 0 [pid 8696] setpgid(0, 0 [pid 8695] write(3, "1000", 4 [pid 8694] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8693] <... futex resumed>) = 0 [pid 8692] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8696] <... setpgid resumed>) = 0 [pid 8695] <... write resumed>) = 4 [pid 8694] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8693] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8692] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8695] close(3 [pid 8694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8693] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8696] <... openat resumed>) = 3 [pid 8695] <... close resumed>) = 0 [pid 8694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8696] write(3, "1000", 4 [pid 8695] write(1, "executing program\n", 18executing program [pid 8694] <... mmap resumed>) = 0x7f42e822b000 [pid 8693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8696] <... write resumed>) = 4 [pid 8695] <... write resumed>) = 18 [pid 8696] close(3 [pid 8695] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8696] <... close resumed>) = 0 [pid 8695] <... futex resumed>) = 0 [pid 8692] <... mmap resumed>) = 0x7f42e822b000 [pid 8695] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8696] write(1, "executing program\n", 18 [pid 8695] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8694] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 8693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8696] <... write resumed>) = 18 [pid 8695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8694] <... mprotect resumed>) = 0 [pid 8693] <... mmap resumed>) = 0x7f42e822b000 [pid 8692] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8696] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8694] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8693] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8692] <... mprotect resumed>) = 0 [pid 8696] <... futex resumed>) = 0 [pid 8693] <... mprotect resumed>) = 0 [pid 8695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8696] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8695] <... mmap resumed>) = 0x7f42e822b000 [pid 8694] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8693] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8696] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8695] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8695] <... mprotect resumed>) = 0 [pid 8695] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8697 attached [pid 8696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8693] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8697] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8695] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8694] <... clone3 resumed> => {parent_tid=[8697]}, 88) = 8697 [pid 8693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8699 attached ./strace-static-x86_64: Process 8698 attached [pid 8697] <... rseq resumed>) = 0 [pid 8696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8694] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8700 attached [pid 8699] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8698] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8697] set_robust_list(0x7f42e824b9a0, 24 [pid 8696] <... mmap resumed>) = 0x7f42e822b000 [pid 8694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8699] <... rseq resumed>) = 0 [pid 8698] <... rseq resumed>) = 0 [pid 8694] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] <... clone3 resumed> => {parent_tid=[8699]}, 88) = 8699 [pid 8700] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8699] set_robust_list(0x7f42e824b9a0, 24 [pid 8698] set_robust_list(0x7f42e824b9a0, 24 [pid 8697] <... set_robust_list resumed>) = 0 [pid 8696] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8695] <... clone3 resumed> => {parent_tid=[8700]}, 88) = 8700 [pid 8694] <... futex resumed>) = 0 [pid 8693] <... clone3 resumed> => {parent_tid=[8698]}, 88) = 8698 [pid 8692] rt_sigprocmask(SIG_SETMASK, [], [pid 8700] <... rseq resumed>) = 0 [pid 8699] <... set_robust_list resumed>) = 0 [pid 8698] <... set_robust_list resumed>) = 0 [pid 8697] rt_sigprocmask(SIG_SETMASK, [], [pid 8696] <... mprotect resumed>) = 0 [pid 8695] rt_sigprocmask(SIG_SETMASK, [], [pid 8694] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8693] rt_sigprocmask(SIG_SETMASK, [], [pid 8692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8700] set_robust_list(0x7f42e824b9a0, 24 [pid 8699] rt_sigprocmask(SIG_SETMASK, [], [pid 8698] rt_sigprocmask(SIG_SETMASK, [], [pid 8697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8696] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8692] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8700] <... set_robust_list resumed>) = 0 [pid 8697] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8696] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8695] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8693] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] <... futex resumed>) = 0 [pid 8700] rt_sigprocmask(SIG_SETMASK, [], [pid 8695] <... futex resumed>) = 0 [pid 8693] <... futex resumed>) = 0 [pid 8700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8697] <... openat resumed>) = 3 [pid 8696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8695] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8692] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8693] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8700] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8698] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8701 attached [pid 8699] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8698] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8701] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8700] <... openat resumed>) = 3 [pid 8699] <... openat resumed>) = 3 [pid 8698] <... openat resumed>) = 3 [pid 8697] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8696] <... clone3 resumed> => {parent_tid=[8701]}, 88) = 8701 [pid 8701] <... rseq resumed>) = 0 [pid 8700] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8699] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8698] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8697] <... futex resumed>) = 1 [pid 8694] <... futex resumed>) = 0 [pid 8701] set_robust_list(0x7f42e824b9a0, 24 [pid 8700] <... futex resumed>) = 1 [pid 8699] <... futex resumed>) = 1 [pid 8698] <... futex resumed>) = 1 [pid 8697] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8696] rt_sigprocmask(SIG_SETMASK, [], [pid 8695] <... futex resumed>) = 0 [pid 8694] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8693] <... futex resumed>) = 0 [pid 8692] <... futex resumed>) = 0 [pid 8701] <... set_robust_list resumed>) = 0 [pid 8700] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8699] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8698] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8695] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8694] <... futex resumed>) = 0 [pid 8693] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8701] rt_sigprocmask(SIG_SETMASK, [], [pid 8700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8697] dup(3 [pid 8696] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] <... futex resumed>) = 0 [pid 8694] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8693] <... futex resumed>) = 0 [pid 8692] <... futex resumed>) = 0 [pid 8701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8700] dup(3 [pid 8699] dup(3 [pid 8698] dup(3 [pid 8697] <... dup resumed>) = 4 [pid 8696] <... futex resumed>) = 0 [pid 8695] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8693] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8692] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8700] <... dup resumed>) = 4 [pid 8699] <... dup resumed>) = 4 [pid 8698] <... dup resumed>) = 4 [pid 8701] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8700] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8699] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8698] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8697] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8696] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8700] <... futex resumed>) = 1 [pid 8699] <... futex resumed>) = 1 [pid 8698] <... futex resumed>) = 1 [pid 8697] <... futex resumed>) = 1 [pid 8695] <... futex resumed>) = 0 [pid 8694] <... futex resumed>) = 0 [pid 8701] <... openat resumed>) = 3 [pid 8693] <... futex resumed>) = 0 [pid 8692] <... futex resumed>) = 0 [pid 8700] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8699] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8698] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8697] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8695] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8701] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8694] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8693] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8701] <... futex resumed>) = 1 [pid 8700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8696] <... futex resumed>) = 0 [pid 8695] <... futex resumed>) = 0 [pid 8694] <... futex resumed>) = 0 [pid 8693] <... futex resumed>) = 0 [pid 8692] <... futex resumed>) = 0 [pid 8701] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8700] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8699] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8698] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8697] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8696] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8694] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8693] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8692] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8696] <... futex resumed>) = 0 [pid 8701] dup(3 [pid 8696] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8701] <... dup resumed>) = 4 [pid 8701] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8696] <... futex resumed>) = 0 [pid 8701] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8696] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8696] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8695] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8693] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8693] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8694] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8692] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8692] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] <... futex resumed>) = 0 [pid 8692] <... futex resumed>) = 0 [pid 8696] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8696] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8694] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8694] <... futex resumed>) = 0 [pid 8693] <... futex resumed>) = 0 [pid 8696] <... mmap resumed>) = 0x7f42e820a000 [pid 8694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8696] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8696] <... mprotect resumed>) = 0 [pid 8694] <... mmap resumed>) = 0x7f42e820a000 [pid 8696] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8693] <... mmap resumed>) = 0x7f42e820a000 [pid 8696] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8694] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8693] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8694] <... mprotect resumed>) = 0 [pid 8693] <... mprotect resumed>) = 0 [pid 8694] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8693] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8694] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8693] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8702 attached [pid 8694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8692] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 8704 attached ./strace-static-x86_64: Process 8703 attached [pid 8702] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8696] <... clone3 resumed> => {parent_tid=[8702]}, 88) = 8702 [pid 8692] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8704] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8702] <... rseq resumed>) = 0 [pid 8696] rt_sigprocmask(SIG_SETMASK, [], [pid 8695] <... mmap resumed>) = 0x7f42e820a000 [pid 8702] set_robust_list(0x7f42e822a9a0, 24 [pid 8696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8695] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8704] <... rseq resumed>) = 0 [pid 8702] <... set_robust_list resumed>) = 0 [pid 8696] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8704] set_robust_list(0x7f42e822a9a0, 24 [pid 8696] <... futex resumed>) = 0 [pid 8704] <... set_robust_list resumed>) = 0 [pid 8703] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8702] rt_sigprocmask(SIG_SETMASK, [], [pid 8696] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8695] <... mprotect resumed>) = 0 [pid 8694] <... clone3 resumed> => {parent_tid=[8704]}, 88) = 8704 [pid 8693] <... clone3 resumed> => {parent_tid=[8703]}, 88) = 8703 [pid 8692] <... mprotect resumed>) = 0 [pid 8704] rt_sigprocmask(SIG_SETMASK, [], [pid 8702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8702] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8704] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8703] <... rseq resumed>) = 0 [pid 8694] rt_sigprocmask(SIG_SETMASK, [], [pid 8693] rt_sigprocmask(SIG_SETMASK, [], [pid 8692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8703] set_robust_list(0x7f42e822a9a0, 24 [pid 8694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8703] <... set_robust_list resumed>) = 0 [pid 8694] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8693] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8705 attached [pid 8704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8703] rt_sigprocmask(SIG_SETMASK, [], [pid 8694] <... futex resumed>) = 0 [pid 8693] <... futex resumed>) = 0 [pid 8704] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8694] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8693] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8703] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8692] <... clone3 resumed> => {parent_tid=[8705]}, 88) = 8705 [pid 8705] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8703] <... madvise resumed>) = 0 [pid 8702] <... madvise resumed>) = 0 [pid 8695] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8705] <... rseq resumed>) = 0 [pid 8705] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8692] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8692] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8705] rt_sigprocmask(SIG_SETMASK, [], [pid 8703] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8693] <... futex resumed>) = 0 [pid 8693] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8693] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8695] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8702] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8703] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8705] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8702] <... futex resumed>) = 1 [pid 8696] <... futex resumed>) = 0 [pid 8695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8704] <... madvise resumed>) = 0 [pid 8696] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8706 attached [pid 8705] <... madvise resumed>) = 0 [pid 8704] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8702] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8696] <... futex resumed>) = 0 [pid 8696] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8704] <... futex resumed>) = 1 [pid 8695] <... clone3 resumed> => {parent_tid=[8706]}, 88) = 8706 [pid 8706] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8694] <... futex resumed>) = 0 [pid 8706] <... rseq resumed>) = 0 [pid 8695] rt_sigprocmask(SIG_SETMASK, [], [pid 8694] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8704] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8706] set_robust_list(0x7f42e822a9a0, 24 [pid 8705] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8706] <... set_robust_list resumed>) = 0 [pid 8695] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8706] rt_sigprocmask(SIG_SETMASK, [], [pid 8695] <... futex resumed>) = 0 [pid 8706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8705] <... futex resumed>) = 1 [pid 8695] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8706] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8705] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8694] <... futex resumed>) = 0 [pid 8692] <... futex resumed>) = 0 [pid 8694] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8692] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8692] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8705] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8704] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8703] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8702] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8704] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8702] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8704] <... futex resumed>) = 1 [pid 8702] <... futex resumed>) = 1 [pid 8696] <... futex resumed>) = 0 [pid 8704] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8702] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8694] <... futex resumed>) = 0 [pid 8705] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8705] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] <... futex resumed>) = 0 [pid 8705] <... futex resumed>) = 1 [pid 8703] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8693] <... futex resumed>) = 0 [pid 8705] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8703] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8706] <... madvise resumed>) = 0 [pid 8701] <... mmap resumed>) = 0x20000000 [pid 8699] <... mmap resumed>) = 0x20000000 [pid 8698] <... mmap resumed>) = 0x20000000 [pid 8695] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8706] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8701] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8700] <... mmap resumed>) = 0x20000000 [pid 8699] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8698] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8697] <... mmap resumed>) = 0x20000000 [pid 8695] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8692] exit_group(0 [pid 8706] <... futex resumed>) = 0 [pid 8705] <... futex resumed>) = ? [pid 8701] <... futex resumed>) = 0 [pid 8700] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8699] <... futex resumed>) = ? [pid 8698] <... futex resumed>) = 0 [pid 8695] <... futex resumed>) = 0 [pid 8692] <... exit_group resumed>) = ? [pid 8706] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8705] +++ exited with 0 +++ [pid 8701] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8700] <... futex resumed>) = 0 [pid 8699] +++ exited with 0 +++ [pid 8698] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8697] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8695] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8694] exit_group(0 [pid 8693] exit_group(0 [pid 8706] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8704] <... futex resumed>) = ? [pid 8703] <... futex resumed>) = ? [pid 8700] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8698] <... futex resumed>) = ? [pid 8697] <... futex resumed>) = ? [pid 8696] exit_group(0 [pid 8694] <... exit_group resumed>) = ? [pid 8693] <... exit_group resumed>) = ? [pid 8706] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8704] +++ exited with 0 +++ [pid 8703] +++ exited with 0 +++ [pid 8702] <... futex resumed>) = ? [pid 8701] <... futex resumed>) = ? [pid 8698] +++ exited with 0 +++ [pid 8697] +++ exited with 0 +++ [pid 8696] <... exit_group resumed>) = ? [pid 8694] +++ exited with 0 +++ [pid 8693] +++ exited with 0 +++ [pid 8706] <... futex resumed>) = 1 [pid 8702] +++ exited with 0 +++ [pid 8695] <... futex resumed>) = 0 [pid 8706] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8694, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8693, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8695] exit_group(0 [pid 8692] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8706] <... futex resumed>) = ? [pid 8695] <... exit_group resumed>) = ? [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8692, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8706] +++ exited with 0 +++ [pid 8700] <... futex resumed>) = ? [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8709 attached ./strace-static-x86_64: Process 8707 attached [pid 8709] set_robust_list(0x5555712a26a0, 24 [pid 8707] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8707 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8708 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8709 ./strace-static-x86_64: Process 8708 attached [pid 8709] <... set_robust_list resumed>) = 0 [pid 8707] <... set_robust_list resumed>) = 0 [pid 8709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8708] set_robust_list(0x5555712a26a0, 24 [pid 8707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8709] <... prctl resumed>) = 0 [pid 8709] setpgid(0, 0 [pid 8707] <... prctl resumed>) = 0 [pid 8709] <... setpgid resumed>) = 0 [pid 8707] setpgid(0, 0 [pid 8709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8707] <... setpgid resumed>) = 0 [pid 8707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8709] <... openat resumed>) = 3 [pid 8707] <... openat resumed>) = 3 [pid 8709] write(3, "1000", 4) = 4 [pid 8708] <... set_robust_list resumed>) = 0 [pid 8707] write(3, "1000", 4 [pid 8701] +++ exited with 0 +++ [pid 8696] +++ exited with 0 +++ [pid 8709] close(3 [pid 8707] <... write resumed>) = 4 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8696, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8709] <... close resumed>) = 0 [pid 8708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8707] close(3executing program [pid 8709] write(1, "executing program\n", 18 [pid 8708] <... prctl resumed>) = 0 [pid 8707] <... close resumed>) = 0 [pid 8709] <... write resumed>) = 18 executing program [pid 8708] setpgid(0, 0 [pid 8707] write(1, "executing program\n", 18 [pid 8708] <... setpgid resumed>) = 0 [pid 8709] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8707] <... write resumed>) = 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8709] <... futex resumed>) = 0 [pid 8708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8707] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8710 attached [pid 8709] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8707] <... futex resumed>) = 0 [pid 8709] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8707] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8708] <... openat resumed>) = 3 [pid 8707] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8710] set_robust_list(0x5555712a26a0, 24 [pid 8709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8708] write(3, "1000", 4 [pid 8707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8708] <... write resumed>) = 4 [pid 8710] <... set_robust_list resumed>) = 0 [pid 8709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8708] close(3 [pid 8707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8710 [pid 8710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8709] <... mmap resumed>) = 0x7f42e822b000 [pid 8707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8710] <... prctl resumed>) = 0 [pid 8709] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8707] <... mmap resumed>) = 0x7f42e822b000 [pid 8710] setpgid(0, 0 [pid 8709] <... mprotect resumed>) = 0 [pid 8707] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8707] <... mprotect resumed>) = 0 [pid 8710] <... setpgid resumed>) = 0 [pid 8710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8710] <... openat resumed>) = 3 [pid 8709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8700] +++ exited with 0 +++ [pid 8695] +++ exited with 0 +++ ./strace-static-x86_64: Process 8711 attached [pid 8710] write(3, "1000", 4 [pid 8709] <... clone3 resumed> => {parent_tid=[8711]}, 88) = 8711 [pid 8708] <... close resumed>) = 0 [pid 8707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8712 attached [pid 8711] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053executing program [pid 8710] <... write resumed>) = 4 [pid 8709] rt_sigprocmask(SIG_SETMASK, [], [pid 8708] write(1, "executing program\n", 18 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8695, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8712] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8711] <... rseq resumed>) = 0 [pid 8710] close(3 [pid 8709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8708] <... write resumed>) = 18 [pid 8707] <... clone3 resumed> => {parent_tid=[8712]}, 88) = 8712 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8712] <... rseq resumed>) = 0 [pid 8711] set_robust_list(0x7f42e824b9a0, 24 [pid 8710] <... close resumed>) = 0 [pid 8709] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8708] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8707] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... restart_syscall resumed>) = 0 executing program [pid 8712] set_robust_list(0x7f42e824b9a0, 24 [pid 8711] <... set_robust_list resumed>) = 0 [pid 8710] write(1, "executing program\n", 18 [pid 8709] <... futex resumed>) = 0 [pid 8708] <... futex resumed>) = 0 [pid 8707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8712] <... set_robust_list resumed>) = 0 [pid 8711] rt_sigprocmask(SIG_SETMASK, [], [pid 8710] <... write resumed>) = 18 [pid 8709] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8708] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8707] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8712] rt_sigprocmask(SIG_SETMASK, [], [pid 8711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8710] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8708] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8707] <... futex resumed>) = 0 [pid 8712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8711] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8710] <... futex resumed>) = 0 [pid 8708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8707] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8712] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8711] <... openat resumed>) = 3 [pid 8710] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8712] <... openat resumed>) = 3 [pid 8711] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8712] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 8713 attached NULL, 8) = 0 [pid 8708] <... mmap resumed>) = 0x7f42e822b000 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8713 [pid 8712] <... futex resumed>) = 1 [pid 8711] <... futex resumed>) = 1 [pid 8709] <... futex resumed>) = 0 [pid 8712] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8711] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8709] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8709] <... futex resumed>) = 0 [pid 8711] dup(3 [pid 8710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8709] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8713] set_robust_list(0x5555712a26a0, 24 [pid 8711] <... dup resumed>) = 4 [pid 8710] <... mmap resumed>) = 0x7f42e822b000 [pid 8708] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8707] <... futex resumed>) = 0 [pid 8713] <... set_robust_list resumed>) = 0 [pid 8711] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8709] <... futex resumed>) = 0 [pid 8708] <... mprotect resumed>) = 0 [pid 8707] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8711] <... futex resumed>) = 1 [pid 8709] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8711] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8709] <... futex resumed>) = 0 [pid 8708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8713] <... prctl resumed>) = 0 [pid 8712] <... futex resumed>) = 0 [pid 8710] <... mprotect resumed>) = 0 [pid 8707] <... futex resumed>) = 1 [pid 8713] setpgid(0, 0 [pid 8710] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8707] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8713] <... setpgid resumed>) = 0 [pid 8712] dup(3 [pid 8709] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8712] <... dup resumed>) = 4 [pid 8712] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8712] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8710] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 8714 attached [pid 8713] <... openat resumed>) = 3 [pid 8710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8707] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 8714] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8713] write(3, "1000", 4 [pid 8712] <... futex resumed>) = 0 [pid 8708] <... clone3 resumed> => {parent_tid=[8714]}, 88) = 8714 [pid 8707] <... futex resumed>) = 1 ./strace-static-x86_64: Process 8715 attached [pid 8714] <... rseq resumed>) = 0 [pid 8713] <... write resumed>) = 4 [pid 8712] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8710] <... clone3 resumed> => {parent_tid=[8715]}, 88) = 8715 [pid 8708] rt_sigprocmask(SIG_SETMASK, [], [pid 8707] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8715] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8714] set_robust_list(0x7f42e824b9a0, 24 [pid 8713] close(3 [pid 8710] rt_sigprocmask(SIG_SETMASK, [], [pid 8708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8713] <... close resumed>) = 0 [pid 8710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8708] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8714] <... set_robust_list resumed>) = 0 [pid 8713] write(1, "executing program\n", 18 [pid 8710] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8708] <... futex resumed>) = 0 [pid 8714] rt_sigprocmask(SIG_SETMASK, [], [pid 8713] <... write resumed>) = 18 [pid 8710] <... futex resumed>) = 0 [pid 8708] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8715] <... rseq resumed>) = 0 [pid 8714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8713] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8714] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8715] set_robust_list(0x7f42e824b9a0, 24 [pid 8713] <... futex resumed>) = 0 [pid 8715] <... set_robust_list resumed>) = 0 [pid 8714] <... openat resumed>) = 3 [pid 8713] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8715] rt_sigprocmask(SIG_SETMASK, [], [pid 8714] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8713] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8714] <... futex resumed>) = 1 [pid 8708] <... futex resumed>) = 0 [pid 8715] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8714] dup(3 [pid 8713] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8708] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8715] <... openat resumed>) = 3 [pid 8714] <... dup resumed>) = 4 [pid 8713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8708] <... futex resumed>) = 0 [pid 8713] <... mmap resumed>) = 0x7f42e822b000 [pid 8708] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8714] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8715] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8714] <... futex resumed>) = 0 [pid 8708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8715] <... futex resumed>) = 1 [pid 8714] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8713] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8710] <... futex resumed>) = 0 [pid 8708] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8715] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8713] <... mprotect resumed>) = 0 [pid 8714] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8713] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8710] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8708] <... futex resumed>) = 0 [pid 8713] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8710] <... futex resumed>) = 0 [pid 8708] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8710] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8716 attached [pid 8716] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8716] set_robust_list(0x7f42e824b9a0, 24 [pid 8713] <... clone3 resumed> => {parent_tid=[8716]}, 88) = 8716 [pid 8716] <... set_robust_list resumed>) = 0 [pid 8716] rt_sigprocmask(SIG_SETMASK, [], [pid 8713] rt_sigprocmask(SIG_SETMASK, [], [pid 8716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8716] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8713] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8716] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8713] <... futex resumed>) = 0 [pid 8715] dup(3 [pid 8713] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8716] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8715] <... dup resumed>) = 4 [pid 8716] <... futex resumed>) = 1 [pid 8715] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8713] <... futex resumed>) = 0 [pid 8716] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8715] <... futex resumed>) = 1 [pid 8713] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] <... futex resumed>) = 0 [pid 8716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8715] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8713] <... futex resumed>) = 0 [pid 8710] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8716] dup(3 [pid 8715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8713] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8710] <... futex resumed>) = 0 [pid 8716] <... dup resumed>) = 4 [pid 8715] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8710] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8716] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8713] <... futex resumed>) = 0 [pid 8716] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8713] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8713] <... futex resumed>) = 0 [pid 8716] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8713] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8709] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8707] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8707] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8717 attached => {parent_tid=[8717]}, 88) = 8717 [pid 8707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8717] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8707] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8707] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8717] <... rseq resumed>) = 0 [pid 8717] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8709] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8717] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8709] <... mprotect resumed>) = 0 [pid 8709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8718 attached => {parent_tid=[8718]}, 88) = 8718 [pid 8708] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8718] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8717] <... madvise resumed>) = 0 [pid 8709] rt_sigprocmask(SIG_SETMASK, [], [pid 8708] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8718] <... rseq resumed>) = 0 [pid 8709] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8708] <... mmap resumed>) = 0x7f42e820a000 [pid 8708] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8718] set_robust_list(0x7f42e822a9a0, 24 [pid 8709] <... futex resumed>) = 0 [pid 8708] <... mprotect resumed>) = 0 [pid 8718] <... set_robust_list resumed>) = 0 [pid 8709] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8718] rt_sigprocmask(SIG_SETMASK, [], [pid 8717] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8717] <... futex resumed>) = 1 [pid 8708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8707] <... futex resumed>) = 0 [pid 8718] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8717] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8707] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8719 attached [pid 8717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8710] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8707] <... futex resumed>) = 0 [pid 8719] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8717] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8713] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8710] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8719] <... rseq resumed>) = 0 [pid 8713] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] <... futex resumed>) = 0 [pid 8707] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8719] set_robust_list(0x7f42e822a9a0, 24 [pid 8713] <... futex resumed>) = 0 [pid 8710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8719] <... set_robust_list resumed>) = 0 [pid 8713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8719] rt_sigprocmask(SIG_SETMASK, [], [pid 8713] <... mmap resumed>) = 0x7f42e820a000 [pid 8719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8719] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8708] <... clone3 resumed> => {parent_tid=[8719]}, 88) = 8719 [pid 8713] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8718] <... madvise resumed>) = 0 [pid 8713] <... mprotect resumed>) = 0 [pid 8713] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8708] rt_sigprocmask(SIG_SETMASK, [], [pid 8713] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8708] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8720 attached [pid 8719] <... futex resumed>) = 0 [pid 8718] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8708] <... futex resumed>) = 1 [pid 8720] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8719] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8718] <... futex resumed>) = 1 [pid 8713] <... clone3 resumed> => {parent_tid=[8720]}, 88) = 8720 [pid 8709] <... futex resumed>) = 0 [pid 8708] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8720] <... rseq resumed>) = 0 [pid 8718] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8709] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8713] rt_sigprocmask(SIG_SETMASK, [], [pid 8720] set_robust_list(0x7f42e822a9a0, 24 [pid 8718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8709] <... futex resumed>) = 0 [pid 8720] <... set_robust_list resumed>) = 0 [pid 8718] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8713] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8709] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8713] <... futex resumed>) = 0 [pid 8720] rt_sigprocmask(SIG_SETMASK, [], [pid 8713] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8720] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8719] <... madvise resumed>) = 0 [pid 8720] <... madvise resumed>) = 0 [pid 8720] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8713] <... futex resumed>) = 0 [pid 8720] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8719] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8713] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8719] <... futex resumed>) = 1 [pid 8713] <... futex resumed>) = 0 [pid 8708] <... futex resumed>) = 0 [pid 8720] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8719] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8713] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8708] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8708] <... futex resumed>) = 0 [pid 8719] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8708] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8720] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8718] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8717] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8710] <... mmap resumed>) = 0x7f42e820a000 [pid 8707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8710] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8719] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8710] <... mprotect resumed>) = 0 [pid 8709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8720] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8719] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8718] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8717] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8720] <... futex resumed>) = 1 [pid 8719] <... futex resumed>) = 1 [pid 8718] <... futex resumed>) = 0 [pid 8717] <... futex resumed>) = 0 [pid 8713] <... futex resumed>) = 0 [pid 8710] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8708] <... futex resumed>) = 0 [pid 8720] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8719] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8718] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8717] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8721 attached => {parent_tid=[8721]}, 88) = 8721 [pid 8710] rt_sigprocmask(SIG_SETMASK, [], [pid 8721] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8721] <... rseq resumed>) = 0 [pid 8710] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8721] set_robust_list(0x7f42e822a9a0, 24 [pid 8710] <... futex resumed>) = 0 [pid 8721] <... set_robust_list resumed>) = 0 [pid 8710] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8721] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8721] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8710] <... futex resumed>) = 0 [pid 8721] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8710] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8710] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8721] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 8721] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8721] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8710] <... futex resumed>) = 0 [pid 8716] <... mmap resumed>) = 0x20000000 [pid 8715] <... mmap resumed>) = 0x20000000 [pid 8714] <... mmap resumed>) = 0x20000000 [pid 8712] <... mmap resumed>) = 0x20000000 [pid 8711] <... mmap resumed>) = 0x20000000 [pid 8716] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8715] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8716] <... futex resumed>) = 0 [pid 8715] <... futex resumed>) = 0 [pid 8714] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8712] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8711] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8710] exit_group(0 [pid 8716] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8714] <... futex resumed>) = 0 [pid 8712] <... futex resumed>) = 0 [pid 8711] <... futex resumed>) = 0 [pid 8710] <... exit_group resumed>) = ? [pid 8721] <... futex resumed>) = ? [pid 8714] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8713] exit_group(0 [pid 8712] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8711] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8708] exit_group(0 [pid 8715] +++ exited with 0 +++ [pid 8707] exit_group(0 [pid 8717] <... futex resumed>) = ? [pid 8707] <... exit_group resumed>) = ? [pid 8708] <... exit_group resumed>) = ? [pid 8719] <... futex resumed>) = ? [pid 8717] +++ exited with 0 +++ [pid 8719] +++ exited with 0 +++ [pid 8714] <... futex resumed>) = ? [pid 8721] +++ exited with 0 +++ [pid 8720] <... futex resumed>) = ? [pid 8714] +++ exited with 0 +++ [pid 8713] <... exit_group resumed>) = ? [pid 8712] <... futex resumed>) = ? [pid 8710] +++ exited with 0 +++ [pid 8709] exit_group(0 [pid 8708] +++ exited with 0 +++ [pid 8720] +++ exited with 0 +++ [pid 8718] <... futex resumed>) = ? [pid 8716] <... futex resumed>) = ? [pid 8711] <... futex resumed>) = ? [pid 8709] <... exit_group resumed>) = ? [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8708, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8710, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 8718] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8722 ./strace-static-x86_64: Process 8723 attached ./strace-static-x86_64: Process 8722 attached [pid 8712] +++ exited with 0 +++ [pid 8707] +++ exited with 0 +++ [pid 8723] set_robust_list(0x5555712a26a0, 24 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8707, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 8722] set_robust_list(0x5555712a26a0, 24 [pid 8723] <... set_robust_list resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8723 [pid 8723] <... prctl resumed>) = 0 [pid 8722] <... set_robust_list resumed>) = 0 [pid 8716] +++ exited with 0 +++ [pid 8713] +++ exited with 0 +++ [pid 8723] setpgid(0, 0 [pid 8722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8713, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8723] <... setpgid resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8722] <... prctl resumed>) = 0 [pid 8722] setpgid(0, 0 [pid 8723] <... openat resumed>) = 3 [pid 8722] <... setpgid resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8723] write(3, "1000", 4 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8724 attached [pid 8723] <... write resumed>) = 4 [pid 8722] <... openat resumed>) = 3 executing program [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8724] set_robust_list(0x5555712a26a0, 24 [pid 8723] close(3 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8724 [pid 8723] <... close resumed>) = 0 [pid 8722] write(3, "1000", 4 [pid 8723] write(1, "executing program\n", 18 [pid 8722] <... write resumed>) = 4 [pid 8723] <... write resumed>) = 18 [pid 8722] close(3./strace-static-x86_64: Process 8725 attached [pid 8724] <... set_robust_list resumed>) = 0 [pid 8722] <... close resumed>) = 0 [pid 8725] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8725 [pid 8724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8723] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] write(1, "executing program\n", 18 [pid 8724] <... prctl resumed>) = 0 [pid 8725] <... set_robust_list resumed>) = 0 [pid 8724] setpgid(0, 0 [pid 8723] <... futex resumed>) = 0 executing program [pid 8725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8724] <... setpgid resumed>) = 0 [pid 8723] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8722] <... write resumed>) = 18 [pid 8725] <... prctl resumed>) = 0 [pid 8725] setpgid(0, 0 [pid 8724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8722] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] <... setpgid resumed>) = 0 [pid 8725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8723] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8722] <... futex resumed>) = 0 [pid 8725] <... openat resumed>) = 3 [pid 8723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8722] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8724] <... openat resumed>) = 3 [pid 8725] write(3, "1000", 4 [pid 8724] write(3, "1000", 4 [pid 8723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8722] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8711] +++ exited with 0 +++ [pid 8709] +++ exited with 0 +++ [pid 8725] <... write resumed>) = 4 [pid 8724] <... write resumed>) = 4 [pid 8723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program executing program [pid 8722] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8709, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8725] close(3 [pid 8724] close(3 [pid 8722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8725] <... close resumed>) = 0 [pid 8724] <... close resumed>) = 0 [pid 8723] <... mmap resumed>) = 0x7f42e822b000 [pid 8722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8725] write(1, "executing program\n", 18 [pid 8724] write(1, "executing program\n", 18 [pid 8725] <... write resumed>) = 18 [pid 8724] <... write resumed>) = 18 [pid 8723] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8722] <... mmap resumed>) = 0x7f42e822b000 [pid 8725] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8724] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8725] <... futex resumed>) = 0 [pid 8724] <... futex resumed>) = 0 [pid 8725] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8724] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8725] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8724] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8725] <... mmap resumed>) = 0x7f42e822b000 [pid 8724] <... mmap resumed>) = 0x7f42e822b000 [pid 8725] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8724] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8723] <... mprotect resumed>) = 0 [pid 8725] <... mprotect resumed>) = 0 [pid 8724] <... mprotect resumed>) = 0 [pid 8722] <... mprotect resumed>) = 0 [pid 8725] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8724] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8723] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8725] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8724] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8723] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8722] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8722] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8727 attached ./strace-static-x86_64: Process 8726 attached [pid 8725] <... clone3 resumed> => {parent_tid=[8726]}, 88) = 8726 [pid 8726] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8727] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 8728 attached ) = 0 [pid 8726] <... rseq resumed>) = 0 [pid 8725] rt_sigprocmask(SIG_SETMASK, [], [pid 8724] <... clone3 resumed> => {parent_tid=[8727]}, 88) = 8727 [pid 8722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8728] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8727] set_robust_list(0x7f42e824b9a0, 24 [pid 8726] set_robust_list(0x7f42e824b9a0, 24 [pid 8725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8724] rt_sigprocmask(SIG_SETMASK, [], [pid 8723] <... clone3 resumed> => {parent_tid=[8728]}, 88) = 8728 ./strace-static-x86_64: Process 8729 attached [pid 8728] <... rseq resumed>) = 0 [pid 8727] <... set_robust_list resumed>) = 0 [pid 8726] <... set_robust_list resumed>) = 0 [pid 8725] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8723] rt_sigprocmask(SIG_SETMASK, [], [pid 8729] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8728] set_robust_list(0x7f42e824b9a0, 24 [pid 8727] rt_sigprocmask(SIG_SETMASK, [], [pid 8726] rt_sigprocmask(SIG_SETMASK, [], [pid 8725] <... futex resumed>) = 0 [pid 8724] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8722] <... clone3 resumed> => {parent_tid=[8729]}, 88) = 8729 [pid 8729] <... rseq resumed>) = 0 [pid 8728] <... set_robust_list resumed>) = 0 [pid 8727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8725] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8723] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8726] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8727] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8729] set_robust_list(0x7f42e824b9a0, 24 [pid 8728] rt_sigprocmask(SIG_SETMASK, [], [pid 8726] <... openat resumed>) = 3 [pid 8724] <... futex resumed>) = 0 [pid 8729] <... set_robust_list resumed>) = 0 [pid 8728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8727] <... openat resumed>) = 3 [pid 8724] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8723] <... futex resumed>) = 0 [pid 8722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8729] rt_sigprocmask(SIG_SETMASK, [], [pid 8728] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 8730 attached [pid 8729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8728] <... openat resumed>) = 3 [pid 8726] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8729] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8728] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8727] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8726] <... futex resumed>) = 1 [pid 8725] <... futex resumed>) = 0 [pid 8723] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8722] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8730] set_robust_list(0x5555712a26a0, 24 [pid 8729] <... openat resumed>) = 3 [pid 8728] <... futex resumed>) = 0 [pid 8727] <... futex resumed>) = 1 [pid 8726] dup(3 [pid 8725] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8722] <... futex resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8730 [pid 8730] <... set_robust_list resumed>) = 0 [pid 8729] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8728] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8727] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8726] <... dup resumed>) = 4 [pid 8725] <... futex resumed>) = 0 [pid 8724] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8723] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8729] <... futex resumed>) = 0 [pid 8728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8726] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = 0 [pid 8722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8730] <... prctl resumed>) = 0 [pid 8729] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8728] dup(3 [pid 8727] dup(3 [pid 8726] <... futex resumed>) = 0 [pid 8725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8724] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8723] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8722] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8730] setpgid(0, 0 [pid 8729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8728] <... dup resumed>) = 4 [pid 8727] <... dup resumed>) = 4 [pid 8726] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8725] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] <... futex resumed>) = 0 [pid 8730] <... setpgid resumed>) = 0 [pid 8729] dup(3 [pid 8728] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8727] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] <... futex resumed>) = 0 [pid 8729] <... dup resumed>) = 4 [pid 8728] <... futex resumed>) = 1 [pid 8727] <... futex resumed>) = 1 [pid 8725] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = 0 [pid 8722] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8729] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8728] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8727] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8724] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8723] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8730] <... openat resumed>) = 3 [pid 8729] <... futex resumed>) = 0 [pid 8728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = 0 [pid 8722] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8729] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8728] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8727] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8724] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8723] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8722] <... futex resumed>) = 0 [pid 8730] write(3, "1000", 4 [pid 8722] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8730] <... write resumed>) = 4 [pid 8730] close(3) = 0 [pid 8730] write(1, "executing program\n", 18executing program ) = 18 [pid 8730] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8730] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8730] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[8731]}, 88) = 8731 [pid 8730] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8731 attached NULL, 8) = 0 [pid 8730] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8731] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8731] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8731] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8730] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8731] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8731] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8730] <... futex resumed>) = 0 [pid 8730] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8731] <... futex resumed>) = 0 [pid 8730] <... futex resumed>) = 1 [pid 8731] dup(3) = 4 [pid 8731] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8731] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8730] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8730] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8731] <... futex resumed>) = 0 [pid 8730] <... futex resumed>) = 1 [pid 8731] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8730] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8724] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8722] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8725] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8724] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8725] <... futex resumed>) = 0 [pid 8724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8723] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8724] <... mmap resumed>) = 0x7f42e820a000 [pid 8723] <... futex resumed>) = 0 [pid 8724] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8725] <... mmap resumed>) = 0x7f42e820a000 [pid 8724] <... mprotect resumed>) = 0 [pid 8723] <... mmap resumed>) = 0x7f42e820a000 [pid 8722] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8724] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8723] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8725] <... mprotect resumed>) = 0 [pid 8724] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8723] <... mprotect resumed>) = 0 [pid 8722] <... futex resumed>) = 0 [pid 8725] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8723] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8732 attached [pid 8725] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8723] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8722] <... mmap resumed>) = 0x7f42e820a000 [pid 8732] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8724] <... clone3 resumed> => {parent_tid=[8732]}, 88) = 8732 [pid 8723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8722] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8733 attached [pid 8732] <... rseq resumed>) = 0 [pid 8722] <... mprotect resumed>) = 0 [pid 8722] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 8734 attached [pid 8733] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8732] set_robust_list(0x7f42e822a9a0, 24 [pid 8725] <... clone3 resumed> => {parent_tid=[8733]}, 88) = 8733 [pid 8724] rt_sigprocmask(SIG_SETMASK, [], [pid 8733] <... rseq resumed>) = 0 [pid 8732] <... set_robust_list resumed>) = 0 [pid 8725] rt_sigprocmask(SIG_SETMASK, [], [pid 8724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8723] <... clone3 resumed> => {parent_tid=[8734]}, 88) = 8734 [pid 8733] set_robust_list(0x7f42e822a9a0, 24 [pid 8732] rt_sigprocmask(SIG_SETMASK, [], [pid 8725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8724] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8723] rt_sigprocmask(SIG_SETMASK, [], [pid 8733] <... set_robust_list resumed>) = 0 [pid 8732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8725] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8724] <... futex resumed>) = 0 [pid 8733] rt_sigprocmask(SIG_SETMASK, [], [pid 8732] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8725] <... futex resumed>) = 0 [pid 8724] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8734] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8732] <... madvise resumed>) = 0 [pid 8725] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8734] <... rseq resumed>) = 0 [pid 8733] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8723] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8734] set_robust_list(0x7f42e822a9a0, 24 [pid 8723] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8734] <... set_robust_list resumed>) = 0 [pid 8734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8733] <... madvise resumed>) = 0 [pid 8734] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8733] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8735 attached [pid 8734] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8733] <... futex resumed>) = 1 [pid 8732] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8730] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8725] <... futex resumed>) = 0 [pid 8735] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8734] <... futex resumed>) = 1 [pid 8733] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8732] <... futex resumed>) = 1 [pid 8730] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8725] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = 0 [pid 8722] <... clone3 resumed> => {parent_tid=[8735]}, 88) = 8735 [pid 8735] <... rseq resumed>) = 0 [pid 8734] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8732] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8730] <... futex resumed>) = 0 [pid 8725] <... futex resumed>) = 0 [pid 8724] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8723] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8722] rt_sigprocmask(SIG_SETMASK, [], [pid 8735] set_robust_list(0x7f42e822a9a0, 24 [pid 8734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8733] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8725] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8724] <... futex resumed>) = 0 [pid 8723] <... futex resumed>) = 0 [pid 8722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8735] <... set_robust_list resumed>) = 0 [pid 8734] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8732] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8730] <... mmap resumed>) = 0x7f42e820a000 [pid 8724] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8723] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8722] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8735] rt_sigprocmask(SIG_SETMASK, [], [pid 8730] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8722] <... futex resumed>) = 0 [pid 8735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8730] <... mprotect resumed>) = 0 [pid 8722] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8735] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[8736]}, 88) = 8736 [pid 8730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8730] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8730] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8736 attached [pid 8736] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8735] <... madvise resumed>) = 0 [pid 8736] <... rseq resumed>) = 0 [pid 8736] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8736] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8735] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8722] <... futex resumed>) = 0 [pid 8735] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8722] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8722] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8732] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8732] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8724] <... futex resumed>) = 0 [pid 8732] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8735] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8733] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8735] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8722] <... futex resumed>) = 0 [pid 8735] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8734] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8734] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8723] <... futex resumed>) = 0 [pid 8736] <... madvise resumed>) = 0 [pid 8734] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8736] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8733] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8736] <... futex resumed>) = 1 [pid 8733] <... futex resumed>) = 1 [pid 8730] <... futex resumed>) = 0 [pid 8725] <... futex resumed>) = 0 [pid 8736] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8733] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8730] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8736] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8730] <... futex resumed>) = 0 [pid 8730] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8736] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8736] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8736] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8730] <... futex resumed>) = 0 [pid 8729] <... mmap resumed>) = 0x20000000 [pid 8728] <... mmap resumed>) = 0x20000000 [pid 8727] <... mmap resumed>) = 0x20000000 [pid 8726] <... mmap resumed>) = 0x20000000 [pid 8731] <... mmap resumed>) = 0x20000000 [pid 8729] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8728] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8727] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8726] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8731] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8729] <... futex resumed>) = 0 [pid 8728] <... futex resumed>) = 0 [pid 8727] <... futex resumed>) = 0 [pid 8726] <... futex resumed>) = 0 [pid 8731] <... futex resumed>) = 0 [pid 8729] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8728] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8727] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8726] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8724] exit_group(0 [pid 8723] exit_group(0 [pid 8722] exit_group(0 [pid 8734] <... futex resumed>) = ? [pid 8732] <... futex resumed>) = ? [pid 8731] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8728] <... futex resumed>) = ? [pid 8727] <... futex resumed>) = ? [pid 8725] exit_group(0 [pid 8724] <... exit_group resumed>) = ? [pid 8723] <... exit_group resumed>) = ? [pid 8735] <... futex resumed>) = ? [pid 8734] +++ exited with 0 +++ [pid 8733] <... futex resumed>) = ? [pid 8732] +++ exited with 0 +++ [pid 8730] exit_group(0 [pid 8729] <... futex resumed>) = ? [pid 8728] +++ exited with 0 +++ [pid 8727] +++ exited with 0 +++ [pid 8726] <... futex resumed>) = ? [pid 8725] <... exit_group resumed>) = ? [pid 8722] <... exit_group resumed>) = ? [pid 8733] +++ exited with 0 +++ [pid 8730] <... exit_group resumed>) = ? [pid 8736] <... futex resumed>) = ? [pid 8735] +++ exited with 0 +++ [pid 8731] <... futex resumed>) = ? [pid 8729] +++ exited with 0 +++ [pid 8726] +++ exited with 0 +++ [pid 8723] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8723, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8737 attached [pid 8731] +++ exited with 0 +++ [pid 8737] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8737 [pid 8737] <... set_robust_list resumed>) = 0 executing program [pid 8737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8737] setpgid(0, 0) = 0 [pid 8737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8737] write(3, "1000", 4) = 4 [pid 8737] close(3) = 0 [pid 8737] write(1, "executing program\n", 18) = 18 [pid 8736] +++ exited with 0 +++ [pid 8730] +++ exited with 0 +++ [pid 8725] +++ exited with 0 +++ [pid 8724] +++ exited with 0 +++ [pid 8737] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8724, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8725, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8730, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8738 attached [pid 8737] <... futex resumed>) = 0 [pid 8738] set_robust_list(0x5555712a26a0, 24 [pid 8737] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8738 [pid 8738] <... set_robust_list resumed>) = 0 [pid 8737] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8737] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8739 attached [pid 8738] <... prctl resumed>) = 0 [pid 8737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8739] set_robust_list(0x5555712a26a0, 24 [pid 8738] setpgid(0, 0 [pid 8737] <... mmap resumed>) = 0x7f42e822b000 [pid 8737] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8740 attached [pid 8739] <... set_robust_list resumed>) = 0 [pid 8738] <... setpgid resumed>) = 0 [pid 8737] <... mprotect resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8739 [pid 8738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8740 [pid 8740] set_robust_list(0x5555712a26a0, 24 [pid 8739] <... prctl resumed>) = 0 [pid 8737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8740] <... set_robust_list resumed>) = 0 [pid 8739] setpgid(0, 0 [pid 8738] <... openat resumed>) = 3 [pid 8737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8739] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8741 attached [pid 8738] write(3, "1000", 4 [pid 8741] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8741] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8741] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8740] <... prctl resumed>) = 0 [pid 8737] <... clone3 resumed> => {parent_tid=[8741]}, 88) = 8741 [pid 8739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8738] <... write resumed>) = 4 [pid 8737] rt_sigprocmask(SIG_SETMASK, [], [pid 8722] +++ exited with 0 +++ [pid 8740] setpgid(0, 0 [pid 8739] <... openat resumed>) = 3 [pid 8738] close(3 [pid 8737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8722, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8740] <... setpgid resumed>) = 0 [pid 8738] <... close resumed>) = 0 [pid 8737] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8741] <... futex resumed>) = 0 [pid 8739] write(3, "1000", 4 [pid 8737] <... futex resumed>) = 1 [pid 8741] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIMEexecuting program [pid 8740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8738] write(1, "executing program\n", 18 [pid 8737] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8739] <... write resumed>) = 4 [pid 8741] <... openat resumed>) = 3 [pid 8738] <... write resumed>) = 18 [pid 8741] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8739] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8741] <... futex resumed>) = 1 [pid 8739] <... close resumed>) = 0 [pid 8738] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8737] <... futex resumed>) = 0 [pid 8741] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8739] write(1, "executing program\n", 18 [pid 8738] <... futex resumed>) = 0 [pid 8737] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8740] <... openat resumed>) = 3 [pid 8737] <... futex resumed>) = 0 [pid 8741] dup(3 [pid 8737] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8741] <... dup resumed>) = 4 [pid 8741] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 executing program [pid 8737] <... futex resumed>) = 0 [pid 8741] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8737] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8737] <... futex resumed>) = 0 [pid 8737] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8741] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8738] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8740] write(3, "1000", 4 [pid 8739] <... write resumed>) = 18 ./strace-static-x86_64: Process 8742 attached [pid 8739] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8740] <... write resumed>) = 4 [pid 8742] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8740] close(3 [pid 8739] <... futex resumed>) = 0 [pid 8738] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8742 [pid 8740] <... close resumed>) = 0 [pid 8739] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 8740] write(1, "executing program\n", 18 [pid 8739] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8740] <... write resumed>) = 18 [pid 8739] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8740] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8740] <... futex resumed>) = 0 [pid 8738] <... mmap resumed>) = 0x7f42e822b000 [pid 8739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8740] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8738] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8739] <... mmap resumed>) = 0x7f42e822b000 [pid 8738] <... mprotect resumed>) = 0 [pid 8742] <... prctl resumed>) = 0 [pid 8740] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8739] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8742] setpgid(0, 0 [pid 8740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8738] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8742] <... setpgid resumed>) = 0 [pid 8740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8739] <... mprotect resumed>) = 0 [pid 8738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8742] <... openat resumed>) = 3 [pid 8740] <... mmap resumed>) = 0x7f42e822b000 [pid 8739] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8743 attached [pid 8742] write(3, "1000", 4 [pid 8740] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8739] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8738] <... clone3 resumed> => {parent_tid=[8743]}, 88) = 8743 [pid 8743] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8742] <... write resumed>) = 4 [pid 8740] <... mprotect resumed>) = 0 [pid 8739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8738] rt_sigprocmask(SIG_SETMASK, [], executing program ./strace-static-x86_64: Process 8744 attached [pid 8743] <... rseq resumed>) = 0 [pid 8742] close(3 [pid 8738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8743] set_robust_list(0x7f42e824b9a0, 24 [pid 8742] <... close resumed>) = 0 [pid 8743] <... set_robust_list resumed>) = 0 [pid 8742] write(1, "executing program\n", 18 [pid 8743] rt_sigprocmask(SIG_SETMASK, [], [pid 8742] <... write resumed>) = 18 [pid 8743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8742] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8743] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8742] <... futex resumed>) = 0 [pid 8742] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8742] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8744] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8740] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8739] <... clone3 resumed> => {parent_tid=[8744]}, 88) = 8744 [pid 8738] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8744] <... rseq resumed>) = 0 [pid 8742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8739] rt_sigprocmask(SIG_SETMASK, [], [pid 8738] <... futex resumed>) = 1 [pid 8744] set_robust_list(0x7f42e824b9a0, 24 [pid 8739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8738] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8744] <... set_robust_list resumed>) = 0 [pid 8739] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8744] rt_sigprocmask(SIG_SETMASK, [], [pid 8739] <... futex resumed>) = 0 [pid 8744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8739] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8744] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8744] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8739] <... futex resumed>) = 0 [pid 8744] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8739] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8739] <... futex resumed>) = 0 [pid 8744] dup(3 [pid 8739] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8744] <... dup resumed>) = 4 [pid 8744] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8739] <... futex resumed>) = 0 [pid 8744] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8739] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8739] <... futex resumed>) = 0 [pid 8744] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8739] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8743] <... futex resumed>) = 0 [pid 8740] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8745 attached ./strace-static-x86_64: Process 8746 attached [pid 8745] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8743] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8740] <... clone3 resumed> => {parent_tid=[8745]}, 88) = 8745 [pid 8737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8746] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8745] <... rseq resumed>) = 0 [pid 8743] <... openat resumed>) = 3 [pid 8742] <... clone3 resumed> => {parent_tid=[8746]}, 88) = 8746 [pid 8740] rt_sigprocmask(SIG_SETMASK, [], [pid 8737] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8746] <... rseq resumed>) = 0 [pid 8745] set_robust_list(0x7f42e824b9a0, 24 [pid 8743] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8742] rt_sigprocmask(SIG_SETMASK, [], [pid 8740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8737] <... futex resumed>) = 0 [pid 8746] set_robust_list(0x7f42e824b9a0, 24 [pid 8745] <... set_robust_list resumed>) = 0 [pid 8743] <... futex resumed>) = 1 [pid 8742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8740] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8738] <... futex resumed>) = 0 [pid 8737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8746] <... set_robust_list resumed>) = 0 [pid 8745] rt_sigprocmask(SIG_SETMASK, [], [pid 8743] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8742] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8740] <... futex resumed>) = 0 [pid 8738] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8737] <... mmap resumed>) = 0x7f42e820a000 [pid 8746] rt_sigprocmask(SIG_SETMASK, [], [pid 8745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8742] <... futex resumed>) = 0 [pid 8740] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8738] <... futex resumed>) = 0 [pid 8737] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8745] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8743] dup(3 [pid 8742] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8738] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8737] <... mprotect resumed>) = 0 [pid 8746] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8745] <... openat resumed>) = 3 [pid 8743] <... dup resumed>) = 4 [pid 8737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8746] <... openat resumed>) = 3 [pid 8745] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8743] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8746] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8745] <... futex resumed>) = 1 [pid 8743] <... futex resumed>) = 1 [pid 8740] <... futex resumed>) = 0 [pid 8738] <... futex resumed>) = 0 [pid 8737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8746] <... futex resumed>) = 1 [pid 8745] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8743] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8742] <... futex resumed>) = 0 [pid 8740] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8738] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8747 attached [pid 8746] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8742] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8740] <... futex resumed>) = 0 [pid 8738] <... futex resumed>) = 0 [pid 8747] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8745] dup(3 [pid 8743] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8742] <... futex resumed>) = 0 [pid 8740] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8738] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8737] <... clone3 resumed> => {parent_tid=[8747]}, 88) = 8747 [pid 8747] <... rseq resumed>) = 0 [pid 8746] dup(3 [pid 8745] <... dup resumed>) = 4 [pid 8739] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8747] set_robust_list(0x7f42e822a9a0, 24 [pid 8746] <... dup resumed>) = 4 [pid 8745] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8739] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8747] <... set_robust_list resumed>) = 0 [pid 8746] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8745] <... futex resumed>) = 1 [pid 8740] <... futex resumed>) = 0 [pid 8739] <... futex resumed>) = 0 [pid 8747] rt_sigprocmask(SIG_SETMASK, [], [pid 8746] <... futex resumed>) = 0 [pid 8745] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8740] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8746] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8740] <... futex resumed>) = 0 [pid 8739] <... mmap resumed>) = 0x7f42e820a000 [pid 8745] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8740] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8739] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8742] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8737] rt_sigprocmask(SIG_SETMASK, [], [pid 8742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8739] <... mprotect resumed>) = 0 [pid 8737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8742] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8739] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8737] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8746] <... futex resumed>) = 0 [pid 8742] <... futex resumed>) = 1 [pid 8737] <... futex resumed>) = 0 [pid 8747] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8746] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8742] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8739] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8737] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8747] <... madvise resumed>) = 0 [pid 8744] <... mmap resumed>) = 0x20000000 [pid 8739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8748 attached [pid 8747] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8744] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8748] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8747] <... futex resumed>) = 1 [pid 8744] <... futex resumed>) = 0 [pid 8739] <... clone3 resumed> => {parent_tid=[8748]}, 88) = 8748 [pid 8747] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8739] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8739] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8737] <... futex resumed>) = 0 [pid 8737] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8748] <... rseq resumed>) = 0 [pid 8747] <... futex resumed>) = 0 [pid 8744] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8737] <... futex resumed>) = 1 [pid 8748] set_robust_list(0x7f42e822a9a0, 24 [pid 8747] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8748] <... set_robust_list resumed>) = 0 [pid 8748] rt_sigprocmask(SIG_SETMASK, [], [pid 8737] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8748] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8741] <... mmap resumed>) = 0x20000000 [pid 8743] <... mmap resumed>) = 0x20000000 [pid 8741] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8741] <... futex resumed>) = 0 [pid 8738] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8741] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8745] <... mmap resumed>) = 0x20000000 [pid 8738] <... futex resumed>) = 0 [pid 8743] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8743] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8745] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8745] <... futex resumed>) = 1 [pid 8740] <... futex resumed>) = 0 [pid 8738] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8745] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8740] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8738] <... mprotect resumed>) = 0 [pid 8746] <... mmap resumed>) = 0x20000000 [pid 8748] <... madvise resumed>) = 0 [pid 8745] <... madvise resumed>) = 0 [pid 8746] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8742] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8740] <... futex resumed>) = 0 [pid 8738] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8748] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8746] <... futex resumed>) = 0 [pid 8745] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8742] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8740] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8748] <... futex resumed>) = 1 [pid 8746] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8745] <... futex resumed>) = 0 [pid 8742] <... futex resumed>) = 0 [pid 8740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8739] <... futex resumed>) = 0 [pid 8738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8748] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8745] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8742] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8740] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8739] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8744] <... futex resumed>) = 0 [pid 8740] <... futex resumed>) = 0 [pid 8739] <... futex resumed>) = 1 [pid 8738] <... clone3 resumed> => {parent_tid=[8749]}, 88) = 8749 [pid 8745] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8744] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8740] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8739] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8738] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8749 attached NULL, 8) = 0 [pid 8738] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8738] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8749] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8749] set_robust_list(0x7f42e822a9a0, 24 [pid 8746] <... madvise resumed>) = 0 [pid 8749] <... set_robust_list resumed>) = 0 [pid 8749] rt_sigprocmask(SIG_SETMASK, [], [pid 8746] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8746] <... futex resumed>) = 1 [pid 8749] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8742] <... futex resumed>) = 0 [pid 8742] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8742] <... futex resumed>) = 0 [pid 8742] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8746] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8749] <... madvise resumed>) = 0 [pid 8747] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8745] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8744] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8746] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8747] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8745] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8746] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8749] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8747] <... futex resumed>) = 0 [pid 8746] <... futex resumed>) = 1 [pid 8745] <... futex resumed>) = 1 [pid 8744] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8742] <... futex resumed>) = 0 [pid 8740] <... futex resumed>) = 0 [pid 8749] <... futex resumed>) = 1 [pid 8747] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8746] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8745] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8744] <... futex resumed>) = 1 [pid 8742] exit_group(0 [pid 8740] exit_group(0 [pid 8739] <... futex resumed>) = 0 [pid 8738] <... futex resumed>) = 0 [pid 8749] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8746] <... futex resumed>) = ? [pid 8745] <... futex resumed>) = ? [pid 8744] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8742] <... exit_group resumed>) = ? [pid 8740] <... exit_group resumed>) = ? [pid 8739] exit_group(0 [pid 8738] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8737] exit_group(0 [pid 8748] <... futex resumed>) = ? [pid 8744] <... futex resumed>) = ? [pid 8743] <... futex resumed>) = 0 [pid 8739] <... exit_group resumed>) = ? [pid 8738] <... futex resumed>) = 1 [pid 8748] +++ exited with 0 +++ [pid 8747] <... futex resumed>) = ? [pid 8746] +++ exited with 0 +++ [pid 8744] +++ exited with 0 +++ [pid 8743] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8742] +++ exited with 0 +++ [pid 8741] <... futex resumed>) = ? [pid 8739] +++ exited with 0 +++ [pid 8738] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8737] <... exit_group resumed>) = ? [pid 8747] +++ exited with 0 +++ [pid 8743] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8741] +++ exited with 0 +++ [pid 8743] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8742, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8743] <... futex resumed>) = 1 [pid 8738] <... futex resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8739, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8743] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8738] exit_group(0 [pid 8749] <... futex resumed>) = ? [pid 8738] <... exit_group resumed>) = ? [pid 8749] +++ exited with 0 +++ [pid 8743] <... futex resumed>) = ? [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8750 attached [pid 8737] +++ exited with 0 +++ [pid 8743] +++ exited with 0 +++ [pid 8738] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8737, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8738, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8750] set_robust_list(0x5555712a26a0, 24 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8750] <... set_robust_list resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8750 [pid 8750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8750] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 8752 attached ./strace-static-x86_64: Process 8751 attached [pid 5841] <... restart_syscall resumed>) = 0 [pid 8752] set_robust_list(0x5555712a26a0, 24 [pid 8750] setpgid(0, 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8752 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8751 [pid 8752] <... set_robust_list resumed>) = 0 [pid 8750] <... setpgid resumed>) = 0 [pid 8752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8752] <... prctl resumed>) = 0 [pid 8750] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8752] setpgid(0, 0./strace-static-x86_64: Process 8753 attached ) = 0 [pid 8751] set_robust_list(0x5555712a26a0, 24 [pid 8750] write(3, "1000", 4 [pid 8753] set_robust_list(0x5555712a26a0, 24 [pid 8751] <... set_robust_list resumed>) = 0 [pid 8753] <... set_robust_list resumed>) = 0 [pid 8752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8750] <... write resumed>) = 4 [pid 8753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8751] <... prctl resumed>) = 0 [pid 8750] close(3 [pid 8745] +++ exited with 0 +++ [pid 8740] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8753 [pid 8753] <... prctl resumed>) = 0 [pid 8752] <... openat resumed>) = 3 [pid 8751] setpgid(0, 0 [pid 8750] <... close resumed>) = 0 [pid 8753] setpgid(0, 0 [pid 8752] write(3, "1000", 4 [pid 8751] <... setpgid resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8740, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8753] <... setpgid resumed>) = 0 [pid 8752] <... write resumed>) = 4 [pid 8751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8750] write(1, "executing program\n", 18 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8752] close(3 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8751] <... openat resumed>) = 3 [pid 8750] <... write resumed>) = 18 [pid 8751] write(3, "1000", 4executing program [pid 8753] <... openat resumed>) = 3 executing program [pid 8753] write(3, "1000", 4 [pid 8752] <... close resumed>) = 0 [pid 8751] <... write resumed>) = 4 [pid 8750] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] close(3 [pid 8750] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8753] <... write resumed>) = 4 [pid 8752] write(1, "executing program\n", 18 [pid 8751] <... close resumed>) = 0 [pid 8750] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, ./strace-static-x86_64: Process 8754 attached [pid 8753] close(3 [pid 8752] <... write resumed>) = 18 executing program [pid 8751] write(1, "executing program\n", 18 [pid 8750] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8754] set_robust_list(0x5555712a26a0, 24 [pid 8753] <... close resumed>) = 0 [pid 8752] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] <... write resumed>) = 18 [pid 8750] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8754] <... set_robust_list resumed>) = 0 [pid 8753] write(1, "executing program\n", 18 [pid 8752] <... futex resumed>) = 0 [pid 8751] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 8750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8754 [pid 8754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8753] <... write resumed>) = 18 [pid 8752] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8751] <... futex resumed>) = 0 [pid 8750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8753] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] <... prctl resumed>) = 0 [pid 8754] setpgid(0, 0 [pid 8753] <... futex resumed>) = 0 [pid 8752] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8751] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8750] <... mmap resumed>) = 0x7f42e822b000 [pid 8754] <... setpgid resumed>) = 0 [pid 8753] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8753] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8751] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8750] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8753] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8750] <... mprotect resumed>) = 0 [pid 8754] <... openat resumed>) = 3 [pid 8753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8754] write(3, "1000", 4 [pid 8752] <... mmap resumed>) = 0x7f42e822b000 [pid 8754] <... write resumed>) = 4 [pid 8754] close(3 [pid 8751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8750] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8754] <... close resumed>) = 0 [pid 8754] write(1, "executing program\n", 18 [pid 8753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8752] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8750] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 8754] <... write resumed>) = 18 [pid 8753] <... mmap resumed>) = 0x7f42e822b000 [pid 8752] <... mprotect resumed>) = 0 [pid 8751] <... mmap resumed>) = 0x7f42e822b000 [pid 8750] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8754] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8753] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8755 attached [pid 8754] <... futex resumed>) = 0 [pid 8751] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8755] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8755] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8754] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8753] <... mprotect resumed>) = 0 [pid 8752] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8755] rt_sigprocmask(SIG_SETMASK, [], [pid 8754] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8751] <... mprotect resumed>) = 0 [pid 8750] <... clone3 resumed> => {parent_tid=[8755]}, 88) = 8755 [pid 8755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8753] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8750] rt_sigprocmask(SIG_SETMASK, [], [pid 8754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8752] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8753] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] <... mmap resumed>) = 0x7f42e822b000 [pid 8751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8756 attached [pid 8755] <... futex resumed>) = 0 [pid 8754] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8750] <... futex resumed>) = 1 ./strace-static-x86_64: Process 8758 attached ./strace-static-x86_64: Process 8757 attached [pid 8756] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8755] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8754] <... mprotect resumed>) = 0 [pid 8753] <... clone3 resumed> => {parent_tid=[8756]}, 88) = 8756 [pid 8750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8758] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8757] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8756] <... rseq resumed>) = 0 [pid 8755] <... openat resumed>) = 3 [pid 8754] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8753] rt_sigprocmask(SIG_SETMASK, [], [pid 8752] <... clone3 resumed> => {parent_tid=[8758]}, 88) = 8758 [pid 8751] <... clone3 resumed> => {parent_tid=[8757]}, 88) = 8757 [pid 8758] <... rseq resumed>) = 0 [pid 8757] <... rseq resumed>) = 0 [pid 8756] set_robust_list(0x7f42e824b9a0, 24 [pid 8755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8752] rt_sigprocmask(SIG_SETMASK, [], [pid 8751] rt_sigprocmask(SIG_SETMASK, [], [pid 8758] set_robust_list(0x7f42e824b9a0, 24 [pid 8757] set_robust_list(0x7f42e824b9a0, 24 [pid 8756] <... set_robust_list resumed>) = 0 [pid 8755] <... futex resumed>) = 1 [pid 8754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8753] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8750] <... futex resumed>) = 0 [pid 8758] <... set_robust_list resumed>) = 0 [pid 8757] <... set_robust_list resumed>) = 0 [pid 8756] rt_sigprocmask(SIG_SETMASK, [], [pid 8755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8753] <... futex resumed>) = 0 [pid 8752] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8759 attached [pid 8758] rt_sigprocmask(SIG_SETMASK, [], [pid 8757] rt_sigprocmask(SIG_SETMASK, [], [pid 8756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8753] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8752] <... futex resumed>) = 0 [pid 8751] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8759] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8755] dup(3 [pid 8754] <... clone3 resumed> => {parent_tid=[8759]}, 88) = 8759 [pid 8752] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8759] <... rseq resumed>) = 0 [pid 8758] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8757] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8756] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8755] <... dup resumed>) = 4 [pid 8754] rt_sigprocmask(SIG_SETMASK, [], [pid 8751] <... futex resumed>) = 0 [pid 8750] <... futex resumed>) = 0 [pid 8759] set_robust_list(0x7f42e824b9a0, 24 [pid 8758] <... openat resumed>) = 3 [pid 8757] <... openat resumed>) = 3 [pid 8756] <... openat resumed>) = 3 [pid 8755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8751] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8759] <... set_robust_list resumed>) = 0 [pid 8758] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8757] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8756] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8755] <... futex resumed>) = 0 [pid 8754] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8759] rt_sigprocmask(SIG_SETMASK, [], [pid 8758] <... futex resumed>) = 1 [pid 8756] <... futex resumed>) = 1 [pid 8754] <... futex resumed>) = 0 [pid 8753] <... futex resumed>) = 0 [pid 8752] <... futex resumed>) = 0 [pid 8751] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8758] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8757] <... futex resumed>) = 0 [pid 8756] dup(3 [pid 8755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8754] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8753] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8752] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] <... futex resumed>) = 0 [pid 8750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8759] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8757] dup(3 [pid 8756] <... dup resumed>) = 4 [pid 8755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8753] <... futex resumed>) = 0 [pid 8752] <... futex resumed>) = 0 [pid 8751] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8750] <... futex resumed>) = 0 [pid 8759] <... openat resumed>) = 3 [pid 8758] dup(3 [pid 8757] <... dup resumed>) = 4 [pid 8756] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8755] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8753] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8756] <... futex resumed>) = 0 [pid 8753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8756] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8753] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8753] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8759] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8757] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8756] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8752] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8759] <... futex resumed>) = 1 [pid 8757] <... futex resumed>) = 1 [pid 8754] <... futex resumed>) = 0 [pid 8751] <... futex resumed>) = 0 [pid 8757] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8751] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8751] <... futex resumed>) = 0 [pid 8757] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8751] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8759] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8758] <... dup resumed>) = 4 [pid 8754] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8758] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] <... futex resumed>) = 0 [pid 8758] <... futex resumed>) = 1 [pid 8754] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8752] <... futex resumed>) = 0 [pid 8758] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8752] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8759] dup(3 [pid 8758] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8752] <... futex resumed>) = 0 [pid 8759] <... dup resumed>) = 4 [pid 8759] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8754] <... futex resumed>) = 0 [pid 8759] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8754] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8752] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8754] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8750] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8753] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8753] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8753] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[8760]}, 88) = 8760 [pid 8753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8753] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8753] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8760 attached [pid 8750] <... mmap resumed>) = 0x7f42e820a000 [pid 8760] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8750] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8760] <... rseq resumed>) = 0 [pid 8750] <... mprotect resumed>) = 0 [pid 8760] set_robust_list(0x7f42e822a9a0, 24 [pid 8750] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8760] <... set_robust_list resumed>) = 0 [pid 8760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8760] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8750] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8750] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8761 attached => {parent_tid=[8761]}, 88) = 8761 [pid 8761] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8760] <... madvise resumed>) = 0 [pid 8751] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8761] <... rseq resumed>) = 0 [pid 8760] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8750] rt_sigprocmask(SIG_SETMASK, [], [pid 8761] set_robust_list(0x7f42e822a9a0, 24 [pid 8760] <... futex resumed>) = 1 [pid 8761] <... set_robust_list resumed>) = 0 [pid 8751] <... futex resumed>) = 0 [pid 8750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8761] rt_sigprocmask(SIG_SETMASK, [], [pid 8760] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8750] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8761] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8753] <... futex resumed>) = 0 [pid 8750] <... futex resumed>) = 0 [pid 8754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8753] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8753] <... futex resumed>) = 1 [pid 8760] <... futex resumed>) = 0 [pid 8752] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8760] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8750] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8752] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] <... futex resumed>) = 0 [pid 8753] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8752] <... futex resumed>) = 0 [pid 8754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8754] <... mmap resumed>) = 0x7f42e820a000 [pid 8752] <... mmap resumed>) = 0x7f42e820a000 [pid 8751] <... mmap resumed>) = 0x7f42e820a000 [pid 8754] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8752] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8754] <... mprotect resumed>) = 0 [pid 8751] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8752] <... mprotect resumed>) = 0 [pid 8761] <... madvise resumed>) = 0 [pid 8754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8751] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 8762 attached [pid 8762] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8754] <... clone3 resumed> => {parent_tid=[8762]}, 88) = 8762 [pid 8751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8752] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8762] <... rseq resumed>) = 0 [pid 8761] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8754] rt_sigprocmask(SIG_SETMASK, [], [pid 8752] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8762] set_robust_list(0x7f42e822a9a0, 24 [pid 8761] <... futex resumed>) = 1 [pid 8754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8750] <... futex resumed>) = 0 [pid 8762] <... set_robust_list resumed>) = 0 [pid 8761] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8754] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8750] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8764 attached ./strace-static-x86_64: Process 8763 attached [pid 8762] rt_sigprocmask(SIG_SETMASK, [], [pid 8761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8754] <... futex resumed>) = 0 [pid 8752] <... clone3 resumed> => {parent_tid=[8763]}, 88) = 8763 [pid 8750] <... futex resumed>) = 0 [pid 8764] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8763] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8761] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8754] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8752] rt_sigprocmask(SIG_SETMASK, [], [pid 8751] <... clone3 resumed> => {parent_tid=[8764]}, 88) = 8764 [pid 8750] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8764] <... rseq resumed>) = 0 [pid 8763] <... rseq resumed>) = 0 [pid 8762] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8751] rt_sigprocmask(SIG_SETMASK, [], [pid 8764] set_robust_list(0x7f42e822a9a0, 24 [pid 8763] set_robust_list(0x7f42e822a9a0, 24 [pid 8762] <... madvise resumed>) = 0 [pid 8752] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8763] <... set_robust_list resumed>) = 0 [pid 8752] <... futex resumed>) = 0 [pid 8764] <... set_robust_list resumed>) = 0 [pid 8764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8764] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8762] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8763] rt_sigprocmask(SIG_SETMASK, [], [pid 8752] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8751] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8764] <... futex resumed>) = 0 [pid 8763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8762] <... futex resumed>) = 1 [pid 8754] <... futex resumed>) = 0 [pid 8751] <... futex resumed>) = 1 [pid 8764] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8763] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8762] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8754] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8764] <... madvise resumed>) = 0 [pid 8762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8754] <... futex resumed>) = 0 [pid 8754] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8762] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8764] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8751] <... futex resumed>) = 0 [pid 8764] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8751] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8764] <... futex resumed>) = 0 [pid 8751] <... futex resumed>) = 1 [pid 8764] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8751] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8761] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8760] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8761] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8760] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8750] <... futex resumed>) = 0 [pid 8764] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8763] <... madvise resumed>) = 0 [pid 8762] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8761] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8760] <... futex resumed>) = 0 [pid 8764] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8764] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8760] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8762] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8751] <... futex resumed>) = 0 [pid 8762] <... futex resumed>) = 1 [pid 8754] <... futex resumed>) = 0 [pid 8762] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8763] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8752] <... futex resumed>) = 0 [pid 8763] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8752] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8752] <... futex resumed>) = 0 [pid 8763] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8752] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8763] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8759] <... mmap resumed>) = 0x20000000 [pid 8755] <... mmap resumed>) = 0x20000000 [pid 8763] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8759] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8758] <... mmap resumed>) = 0x20000000 [pid 8756] <... mmap resumed>) = 0x20000000 [pid 8755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8763] <... futex resumed>) = 1 [pid 8759] <... futex resumed>) = 0 [pid 8758] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8757] <... mmap resumed>) = 0x20000000 [pid 8756] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8755] <... futex resumed>) = 0 [pid 8752] <... futex resumed>) = 0 [pid 8763] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8759] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8758] <... futex resumed>) = 0 [pid 8757] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8756] <... futex resumed>) = 0 [pid 8755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8752] exit_group(0 [pid 8758] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8757] <... futex resumed>) = 0 [pid 8756] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8753] exit_group(0 [pid 8751] exit_group(0 [pid 8764] <... futex resumed>) = ? [pid 8763] <... futex resumed>) = ? [pid 8760] <... futex resumed>) = ? [pid 8758] <... futex resumed>) = ? [pid 8756] <... futex resumed>) = ? [pid 8753] <... exit_group resumed>) = ? [pid 8752] <... exit_group resumed>) = ? [pid 8751] <... exit_group resumed>) = ? [pid 8750] exit_group(0 [pid 8764] +++ exited with 0 +++ [pid 8763] +++ exited with 0 +++ [pid 8761] <... futex resumed>) = ? [pid 8760] +++ exited with 0 +++ [pid 8758] +++ exited with 0 +++ [pid 8757] +++ exited with 0 +++ [pid 8756] +++ exited with 0 +++ [pid 8755] <... futex resumed>) = ? [pid 8754] exit_group(0 [pid 8753] +++ exited with 0 +++ [pid 8752] +++ exited with 0 +++ [pid 8750] <... exit_group resumed>) = ? [pid 8762] <... futex resumed>) = ? [pid 8761] +++ exited with 0 +++ [pid 8755] +++ exited with 0 +++ [pid 8754] <... exit_group resumed>) = ? [pid 8751] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8752, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8753, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8751, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8759] <... futex resumed>) = ? [pid 8759] +++ exited with 0 +++ [pid 8750] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8750, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8766 attached ./strace-static-x86_64: Process 8765 attached [pid 8766] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8766 [pid 8766] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 8767 attached [pid 8766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8767] set_robust_list(0x5555712a26a0, 24 [pid 8766] <... prctl resumed>) = 0 [pid 8765] set_robust_list(0x5555712a26a0, 24 [pid 8767] <... set_robust_list resumed>) = 0 [pid 8766] setpgid(0, 0 [pid 8767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8766] <... setpgid resumed>) = 0 [pid 8766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8767] <... prctl resumed>) = 0 [pid 8765] <... set_robust_list resumed>) = 0 [pid 8762] +++ exited with 0 +++ [pid 8754] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8767 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8765 [pid 8767] setpgid(0, 0 [pid 8766] <... openat resumed>) = 3 [pid 8765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8754, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8767] <... setpgid resumed>) = 0 [pid 8765] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 8768 attached [pid 8767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8766] write(3, "1000", 4executing program [pid 8765] setpgid(0, 0 [pid 8766] <... write resumed>) = 4 [pid 8766] close(3 [pid 8768] set_robust_list(0x5555712a26a0, 24 [pid 8766] <... close resumed>) = 0 [pid 8765] <... setpgid resumed>) = 0 [pid 8766] write(1, "executing program\n", 18 [pid 8768] <... set_robust_list resumed>) = 0 [pid 8767] <... openat resumed>) = 3 [pid 8766] <... write resumed>) = 18 [pid 8766] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8767] write(3, "1000", 4 [pid 8766] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8768 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8766] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 ./strace-static-x86_64: Process 8769 attached [pid 8766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8769] set_robust_list(0x5555712a26a0, 24 [pid 8766] <... mmap resumed>) = 0x7f42e822b000 [pid 8765] <... openat resumed>) = 3 [pid 8769] <... set_robust_list resumed>) = 0 executing program [pid 8768] <... prctl resumed>) = 0 [pid 8767] <... write resumed>) = 4 [pid 8765] write(3, "1000", 4 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8769 [pid 8768] setpgid(0, 0 [pid 8767] close(3 [pid 8768] <... setpgid resumed>) = 0 [pid 8765] <... write resumed>) = 4 [pid 8767] <... close resumed>) = 0 [pid 8767] write(1, "executing program\n", 18 [pid 8765] close(3 [pid 8769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8767] <... write resumed>) = 18 [pid 8765] <... close resumed>) = 0 [pid 8769] <... prctl resumed>) = 0 executing program [pid 8769] setpgid(0, 0) = 0 [pid 8767] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] write(1, "executing program\n", 18 [pid 8769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8768] <... openat resumed>) = 3 [pid 8767] <... futex resumed>) = 0 [pid 8766] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8765] <... write resumed>) = 18 [pid 8767] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8765] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] write(3, "1000", 4 [pid 8767] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8766] <... mprotect resumed>) = 0 [pid 8765] <... futex resumed>) = 0 [pid 8768] <... write resumed>) = 4 [pid 8767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8765] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8768] close(3 [pid 8767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8765] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8769] <... openat resumed>) = 3 [pid 8768] <... close resumed>) = 0 [pid 8767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8769] write(3, "1000", 4 [pid 8768] write(1, "executing program\n", 18 [pid 8767] <... mmap resumed>) = 0x7f42e822b000 [pid 8766] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 8765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8769] <... write resumed>) = 4 [pid 8768] <... write resumed>) = 18 [pid 8767] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8769] close(3 [pid 8768] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8767] <... mprotect resumed>) = 0 [pid 8765] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 8770 attached [pid 8769] <... close resumed>) = 0 [pid 8767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8765] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8770] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8769] write(1, "executing program\n", 18 [pid 8768] <... futex resumed>) = 0 executing program [pid 8767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8766] <... clone3 resumed> => {parent_tid=[8770]}, 88) = 8770 [pid 8765] <... mprotect resumed>) = 0 [pid 8770] <... rseq resumed>) = 0 [pid 8769] <... write resumed>) = 18 [pid 8768] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8766] rt_sigprocmask(SIG_SETMASK, [], [pid 8765] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8771 attached [pid 8770] set_robust_list(0x7f42e824b9a0, 24 [pid 8769] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8765] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8771] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8770] <... set_robust_list resumed>) = 0 [pid 8769] <... futex resumed>) = 0 [pid 8768] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8767] <... clone3 resumed> => {parent_tid=[8771]}, 88) = 8771 [pid 8766] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8772 attached [pid 8771] <... rseq resumed>) = 0 [pid 8770] rt_sigprocmask(SIG_SETMASK, [], [pid 8769] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8767] rt_sigprocmask(SIG_SETMASK, [], [pid 8766] <... futex resumed>) = 0 [pid 8772] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8771] set_robust_list(0x7f42e824b9a0, 24 [pid 8770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8769] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8766] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8765] <... clone3 resumed> => {parent_tid=[8772]}, 88) = 8772 [pid 8772] <... rseq resumed>) = 0 [pid 8771] <... set_robust_list resumed>) = 0 [pid 8770] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8765] rt_sigprocmask(SIG_SETMASK, [], [pid 8767] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8772] set_robust_list(0x7f42e824b9a0, 24 [pid 8771] rt_sigprocmask(SIG_SETMASK, [], [pid 8769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8768] <... mmap resumed>) = 0x7f42e822b000 [pid 8767] <... futex resumed>) = 0 [pid 8765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8770] <... openat resumed>) = 3 [pid 8772] <... set_robust_list resumed>) = 0 [pid 8771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8770] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8768] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8767] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8765] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8772] rt_sigprocmask(SIG_SETMASK, [], [pid 8771] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8770] <... futex resumed>) = 1 [pid 8766] <... futex resumed>) = 0 [pid 8765] <... futex resumed>) = 0 [pid 8772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8770] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8769] <... mmap resumed>) = 0x7f42e822b000 [pid 8768] <... mprotect resumed>) = 0 [pid 8766] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8771] <... openat resumed>) = 3 [pid 8765] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8772] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8769] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8766] <... futex resumed>) = 0 [pid 8772] <... openat resumed>) = 3 [pid 8771] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8770] dup(3 [pid 8769] <... mprotect resumed>) = 0 [pid 8766] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8772] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8771] <... futex resumed>) = 1 [pid 8770] <... dup resumed>) = 4 [pid 8768] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8767] <... futex resumed>) = 0 [pid 8772] <... futex resumed>) = 1 [pid 8770] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8771] dup(3 [pid 8769] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8768] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8767] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] <... futex resumed>) = 0 [pid 8772] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8771] <... dup resumed>) = 4 [pid 8770] <... futex resumed>) = 1 [pid 8768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8767] <... futex resumed>) = 0 [pid 8766] <... futex resumed>) = 0 [pid 8765] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8771] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8770] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8769] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8765] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8773 attached [pid 8772] dup(3 [pid 8771] <... futex resumed>) = 0 [pid 8770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8767] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8766] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8773] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8772] <... dup resumed>) = 4 [pid 8771] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8770] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0./strace-static-x86_64: Process 8774 attached [pid 8773] <... rseq resumed>) = 0 [pid 8772] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8769] <... clone3 resumed> => {parent_tid=[8774]}, 88) = 8774 [pid 8768] <... clone3 resumed> => {parent_tid=[8773]}, 88) = 8773 [pid 8767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8766] <... futex resumed>) = 0 [pid 8773] set_robust_list(0x7f42e824b9a0, 24 [pid 8769] rt_sigprocmask(SIG_SETMASK, [], [pid 8766] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8774] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8773] <... set_robust_list resumed>) = 0 [pid 8769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8768] rt_sigprocmask(SIG_SETMASK, [], [pid 8767] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8774] <... rseq resumed>) = 0 [pid 8773] rt_sigprocmask(SIG_SETMASK, [], [pid 8772] <... futex resumed>) = 1 [pid 8771] <... futex resumed>) = 0 [pid 8769] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8767] <... futex resumed>) = 1 [pid 8765] <... futex resumed>) = 0 [pid 8774] set_robust_list(0x7f42e824b9a0, 24 [pid 8773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8772] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8771] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8769] <... futex resumed>) = 0 [pid 8765] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8774] <... set_robust_list resumed>) = 0 [pid 8773] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8768] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8767] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8765] <... futex resumed>) = 0 [pid 8774] rt_sigprocmask(SIG_SETMASK, [], [pid 8773] <... openat resumed>) = 3 [pid 8772] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8769] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8768] <... futex resumed>) = 0 [pid 8765] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8773] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8768] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8774] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8773] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8768] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8774] <... openat resumed>) = 3 [pid 8768] <... futex resumed>) = 1 [pid 8773] <... futex resumed>) = 0 [pid 8774] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8773] dup(3 [pid 8774] <... futex resumed>) = 1 [pid 8773] <... dup resumed>) = 4 [pid 8774] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8773] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8769] <... futex resumed>) = 0 [pid 8773] <... futex resumed>) = 1 [pid 8769] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] <... futex resumed>) = 0 [pid 8774] <... futex resumed>) = 0 [pid 8773] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8769] <... futex resumed>) = 1 [pid 8768] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8774] dup(3 [pid 8773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8774] <... dup resumed>) = 4 [pid 8774] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8773] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8769] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8774] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8768] <... futex resumed>) = 0 [pid 8769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8768] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8769] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8769] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8774] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8766] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8767] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8766] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8767] <... futex resumed>) = 0 [pid 8766] <... mprotect resumed>) = 0 [pid 8767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8765] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8765] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8765] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8767] <... mmap resumed>) = 0x7f42e820a000 [pid 8765] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 8775 attached [pid 8767] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8765] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8775] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8766] <... clone3 resumed> => {parent_tid=[8775]}, 88) = 8775 [pid 8765] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8775] <... rseq resumed>) = 0 [pid 8768] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8768] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8769] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8768] <... futex resumed>) = 0 [pid 8769] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8776 attached ) = 0 [pid 8768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8775] set_robust_list(0x7f42e822a9a0, 24 [pid 8767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8766] rt_sigprocmask(SIG_SETMASK, [], [pid 8775] <... set_robust_list resumed>) = 0 [pid 8767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8765] <... clone3 resumed> => {parent_tid=[8776]}, 88) = 8776 ./strace-static-x86_64: Process 8777 attached [pid 8776] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8775] rt_sigprocmask(SIG_SETMASK, [], [pid 8769] <... mmap resumed>) = 0x7f42e820a000 [pid 8766] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] rt_sigprocmask(SIG_SETMASK, [], [pid 8777] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8776] <... rseq resumed>) = 0 [pid 8775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8767] <... clone3 resumed> => {parent_tid=[8777]}, 88) = 8777 [pid 8766] <... futex resumed>) = 0 [pid 8765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8777] <... rseq resumed>) = 0 [pid 8776] set_robust_list(0x7f42e822a9a0, 24 [pid 8775] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8769] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8767] rt_sigprocmask(SIG_SETMASK, [], [pid 8766] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8765] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8777] set_robust_list(0x7f42e822a9a0, 24 [pid 8776] <... set_robust_list resumed>) = 0 [pid 8775] <... madvise resumed>) = 0 [pid 8769] <... mprotect resumed>) = 0 [pid 8768] <... mmap resumed>) = 0x7f42e820a000 [pid 8767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8765] <... futex resumed>) = 0 [pid 8777] <... set_robust_list resumed>) = 0 [pid 8776] rt_sigprocmask(SIG_SETMASK, [], [pid 8769] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8768] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8769] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8777] rt_sigprocmask(SIG_SETMASK, [], [pid 8776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8768] <... mprotect resumed>) = 0 [pid 8767] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8778 attached [pid 8777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8776] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8768] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8767] <... futex resumed>) = 0 [pid 8778] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8777] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8776] <... madvise resumed>) = 0 [pid 8769] <... clone3 resumed> => {parent_tid=[8778]}, 88) = 8778 [pid 8768] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8767] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8778] <... rseq resumed>) = 0 [pid 8778] set_robust_list(0x7f42e822a9a0, 24 [pid 8769] rt_sigprocmask(SIG_SETMASK, [], [pid 8768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8769] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8779 attached [pid 8778] <... set_robust_list resumed>) = 0 [pid 8769] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8778] rt_sigprocmask(SIG_SETMASK, [], [pid 8769] <... futex resumed>) = 0 [pid 8768] <... clone3 resumed> => {parent_tid=[8779]}, 88) = 8779 [pid 8779] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8769] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8768] rt_sigprocmask(SIG_SETMASK, [], [pid 8779] <... rseq resumed>) = 0 [pid 8778] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8779] set_robust_list(0x7f42e822a9a0, 24 [pid 8777] <... madvise resumed>) = 0 [pid 8775] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8779] <... set_robust_list resumed>) = 0 [pid 8777] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8776] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8775] <... futex resumed>) = 1 [pid 8766] <... futex resumed>) = 0 [pid 8777] <... futex resumed>) = 1 [pid 8776] <... futex resumed>) = 1 [pid 8775] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8767] <... futex resumed>) = 0 [pid 8766] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] <... futex resumed>) = 0 [pid 8779] rt_sigprocmask(SIG_SETMASK, [], [pid 8777] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8776] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8768] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8767] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8766] <... futex resumed>) = 0 [pid 8765] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8778] <... madvise resumed>) = 0 [pid 8777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8768] <... futex resumed>) = 0 [pid 8779] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8778] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8767] <... futex resumed>) = 0 [pid 8777] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8767] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8765] <... futex resumed>) = 0 [pid 8776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8775] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8766] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8776] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8765] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8779] <... madvise resumed>) = 0 [pid 8778] <... futex resumed>) = 1 [pid 8769] <... futex resumed>) = 0 [pid 8778] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8769] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8779] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8769] <... futex resumed>) = 0 [pid 8779] <... futex resumed>) = 1 [pid 8769] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8768] <... futex resumed>) = 0 [pid 8779] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8768] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8768] <... futex resumed>) = 0 [pid 8779] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8768] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8777] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8775] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8775] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8766] <... futex resumed>) = 0 [pid 8775] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8779] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8778] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8779] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8778] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8769] <... futex resumed>) = 0 [pid 8779] <... futex resumed>) = 1 [pid 8778] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8768] <... futex resumed>) = 0 [pid 8779] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8777] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8777] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8767] <... futex resumed>) = 0 [pid 8776] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8776] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8776] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8765] <... futex resumed>) = 0 [pid 8774] <... mmap resumed>) = 0x20000000 [pid 8772] <... mmap resumed>) = 0x20000000 [pid 8771] <... mmap resumed>) = 0x20000000 [pid 8772] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8765] exit_group(0 [pid 8776] <... futex resumed>) = ? [pid 8772] <... futex resumed>) = ? [pid 8765] <... exit_group resumed>) = ? [pid 8776] +++ exited with 0 +++ [pid 8774] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8774] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8769] exit_group(0 [pid 8778] <... futex resumed>) = ? [pid 8774] <... futex resumed>) = ? [pid 8769] <... exit_group resumed>) = ? [pid 8778] +++ exited with 0 +++ [pid 8774] +++ exited with 0 +++ [pid 8772] +++ exited with 0 +++ [pid 8771] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8770] <... mmap resumed>) = 0x20000000 [pid 8765] +++ exited with 0 +++ [pid 8771] <... futex resumed>) = 0 [pid 8770] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8771] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8767] exit_group(0 [pid 8773] <... mmap resumed>) = 0x20000000 [pid 8767] <... exit_group resumed>) = ? [pid 8777] <... futex resumed>) = ? [pid 8771] <... futex resumed>) = ? [pid 8766] exit_group(0 [pid 8777] +++ exited with 0 +++ [pid 8766] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8765, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8780 attached [pid 8775] <... futex resumed>) = ? [pid 8775] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8780 [pid 8780] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8780] setpgid(0, 0) = 0 [pid 8771] +++ exited with 0 +++ [pid 8767] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8767, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 8773] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8768] exit_group(0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8779] <... futex resumed>) = ? [pid 8773] <... futex resumed>) = ? [pid 8770] <... futex resumed>) = ? [pid 8768] <... exit_group resumed>) = ? [pid 8780] <... openat resumed>) = 3 [pid 8779] +++ exited with 0 +++ [pid 8773] +++ exited with 0 +++ [pid 8769] +++ exited with 0 +++ [pid 8780] write(3, "1000", 4 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8769, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8780] <... write resumed>) = 4 [pid 8768] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8780] close(3 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8768, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] <... restart_syscall resumed>) = 0 [pid 8780] <... close resumed>) = 0 [pid 8780] write(1, "executing program\n", 18 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 8780] <... write resumed>) = 18 ./strace-static-x86_64: Process 8781 attached [pid 8780] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8783 attached ./strace-static-x86_64: Process 8782 attached [pid 8781] set_robust_list(0x5555712a26a0, 24 [pid 8780] <... futex resumed>) = 0 [pid 8781] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8782 [pid 8780] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8781 [pid 8781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8780] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8783] set_robust_list(0x5555712a26a0, 24 [pid 8782] set_robust_list(0x5555712a26a0, 24 [pid 8780] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8783] <... set_robust_list resumed>) = 0 [pid 8782] <... set_robust_list resumed>) = 0 [pid 8781] <... prctl resumed>) = 0 [pid 8780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8783 [pid 8783] <... prctl resumed>) = 0 [pid 8782] <... prctl resumed>) = 0 [pid 8781] setpgid(0, 0 [pid 8780] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8783] setpgid(0, 0 [pid 8782] setpgid(0, 0 [pid 8781] <... setpgid resumed>) = 0 [pid 8780] <... mprotect resumed>) = 0 [pid 8783] <... setpgid resumed>) = 0 [pid 8782] <... setpgid resumed>) = 0 [pid 8781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8780] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8780] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8781] <... openat resumed>) = 3 [pid 8783] <... openat resumed>) = 3 [pid 8782] <... openat resumed>) = 3 [pid 8781] write(3, "1000", 4 [pid 8780] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8781] <... write resumed>) = 4 [pid 8783] write(3, "1000", 4 [pid 8781] close(3./strace-static-x86_64: Process 8784 attached [pid 8783] <... write resumed>) = 4 executing program executing program executing program [pid 8782] write(3, "1000", 4 [pid 8781] <... close resumed>) = 0 [pid 8784] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8783] close(3 [pid 8782] <... write resumed>) = 4 [pid 8781] write(1, "executing program\n", 18 [pid 8783] <... close resumed>) = 0 [pid 8782] close(3 [pid 8780] <... clone3 resumed> => {parent_tid=[8784]}, 88) = 8784 [pid 8783] write(1, "executing program\n", 18 [pid 8782] <... close resumed>) = 0 [pid 8780] rt_sigprocmask(SIG_SETMASK, [], [pid 8783] <... write resumed>) = 18 [pid 8782] write(1, "executing program\n", 18 [pid 8780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8783] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8782] <... write resumed>) = 18 [pid 8780] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8783] <... futex resumed>) = 0 [pid 8782] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8783] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8782] <... futex resumed>) = 0 [pid 8780] <... futex resumed>) = 0 [pid 8783] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8782] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8780] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8782] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8782] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8784] <... rseq resumed>) = 0 [pid 8783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8781] <... write resumed>) = 18 [pid 8770] +++ exited with 0 +++ [pid 8766] +++ exited with 0 +++ [pid 8784] set_robust_list(0x7f42e824b9a0, 24 [pid 8783] <... mmap resumed>) = 0x7f42e822b000 [pid 8782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8781] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8766, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8784] <... set_robust_list resumed>) = 0 [pid 8783] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8781] <... futex resumed>) = 0 [pid 8784] rt_sigprocmask(SIG_SETMASK, [], [pid 8783] <... mprotect resumed>) = 0 [pid 8782] <... mmap resumed>) = 0x7f42e822b000 [pid 8781] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8782] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8781] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8783] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8782] <... mprotect resumed>) = 0 [pid 8784] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8783] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8784] <... openat resumed>) = 3 [pid 8783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8782] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8781] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8785 attached [pid 8784] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8786 attached ) = 1 [pid 8781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8785] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8784] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8785] <... rseq resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8786 [pid 8786] set_robust_list(0x5555712a26a0, 24 [pid 8785] set_robust_list(0x7f42e824b9a0, 24 [pid 8786] <... set_robust_list resumed>) = 0 [pid 8781] <... mmap resumed>) = 0x7f42e822b000 [pid 8785] <... set_robust_list resumed>) = 0 [pid 8783] <... clone3 resumed> => {parent_tid=[8785]}, 88) = 8785 [pid 8782] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8780] <... futex resumed>) = 0 [pid 8783] rt_sigprocmask(SIG_SETMASK, [], [pid 8782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8780] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8785] rt_sigprocmask(SIG_SETMASK, [], [pid 8784] <... futex resumed>) = 0 [pid 8783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8781] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8780] <... futex resumed>) = 1 ./strace-static-x86_64: Process 8787 attached [pid 8785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8784] dup(3 [pid 8783] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8782] <... clone3 resumed> => {parent_tid=[8787]}, 88) = 8787 [pid 8780] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8781] <... mprotect resumed>) = 0 [pid 8786] <... prctl resumed>) = 0 [pid 8784] <... dup resumed>) = 4 [pid 8783] <... futex resumed>) = 0 [pid 8782] rt_sigprocmask(SIG_SETMASK, [], [pid 8784] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8783] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8784] <... futex resumed>) = 1 [pid 8782] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8780] <... futex resumed>) = 0 [pid 8784] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8782] <... futex resumed>) = 0 [pid 8780] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8782] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8780] <... futex resumed>) = 0 [pid 8784] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8780] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8787] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8786] setpgid(0, 0 [pid 8785] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8781] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8787] <... rseq resumed>) = 0 [pid 8786] <... setpgid resumed>) = 0 [pid 8785] <... openat resumed>) = 3 [pid 8781] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8787] set_robust_list(0x7f42e824b9a0, 24 [pid 8786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8785] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8788 attached [pid 8787] <... set_robust_list resumed>) = 0 [pid 8786] <... openat resumed>) = 3 [pid 8785] <... futex resumed>) = 1 [pid 8783] <... futex resumed>) = 0 [pid 8788] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8787] rt_sigprocmask(SIG_SETMASK, [], [pid 8786] write(3, "1000", 4 [pid 8785] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8783] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] <... clone3 resumed> => {parent_tid=[8788]}, 88) = 8788 [pid 8788] <... rseq resumed>) = 0 [pid 8787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8786] <... write resumed>) = 4 [pid 8785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8783] <... futex resumed>) = 0 [pid 8781] rt_sigprocmask(SIG_SETMASK, [], [pid 8788] set_robust_list(0x7f42e824b9a0, 24 [pid 8787] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8786] close(3 [pid 8785] dup(3 [pid 8783] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8788] <... set_robust_list resumed>) = 0 [pid 8787] <... openat resumed>) = 3 [pid 8786] <... close resumed>) = 0 [pid 8785] <... dup resumed>) = 4 [pid 8781] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8788] rt_sigprocmask(SIG_SETMASK, [], [pid 8787] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 8786] write(1, "executing program\n", 18 [pid 8785] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] <... futex resumed>) = 0 [pid 8788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8787] <... futex resumed>) = 1 [pid 8786] <... write resumed>) = 18 [pid 8785] <... futex resumed>) = 1 [pid 8783] <... futex resumed>) = 0 [pid 8782] <... futex resumed>) = 0 [pid 8781] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8788] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8787] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8786] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8785] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8783] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8782] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8783] <... futex resumed>) = 0 [pid 8788] <... openat resumed>) = 3 [pid 8787] dup(3 [pid 8782] <... futex resumed>) = 0 [pid 8788] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8787] <... dup resumed>) = 4 [pid 8786] <... futex resumed>) = 0 [pid 8783] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8782] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8788] <... futex resumed>) = 1 [pid 8787] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8786] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8781] <... futex resumed>) = 0 [pid 8788] dup(3 [pid 8781] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8788] <... dup resumed>) = 4 [pid 8787] <... futex resumed>) = 1 [pid 8786] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8782] <... futex resumed>) = 0 [pid 8781] <... futex resumed>) = 0 [pid 8788] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8787] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8786] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8782] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8788] <... futex resumed>) = 0 [pid 8782] <... futex resumed>) = 0 [pid 8781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8788] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8782] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8781] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8781] <... futex resumed>) = 0 [pid 8788] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8781] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8786] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8786] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[8789]}, 88) = 8789 [pid 8786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8786] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8789 attached ) = 0 [pid 8786] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8789] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8789] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8780] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8789] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8780] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8789] <... openat resumed>) = 3 [pid 8780] <... futex resumed>) = 0 [pid 8789] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8789] <... futex resumed>) = 1 [pid 8786] <... futex resumed>) = 0 [pid 8780] <... mmap resumed>) = 0x7f42e820a000 [pid 8786] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8780] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8786] <... futex resumed>) = 0 [pid 8786] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8780] <... mprotect resumed>) = 0 [pid 8789] dup(3 [pid 8780] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8789] <... dup resumed>) = 4 [pid 8780] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8789] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8780] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8789] <... futex resumed>) = 1 [pid 8786] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8790 attached [pid 8789] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8786] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8780] <... clone3 resumed> => {parent_tid=[8790]}, 88) = 8790 [pid 8790] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8786] <... futex resumed>) = 0 [pid 8780] rt_sigprocmask(SIG_SETMASK, [], [pid 8790] <... rseq resumed>) = 0 [pid 8789] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8786] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8790] set_robust_list(0x7f42e822a9a0, 24 [pid 8780] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8790] <... set_robust_list resumed>) = 0 [pid 8780] <... futex resumed>) = 0 [pid 8790] rt_sigprocmask(SIG_SETMASK, [], [pid 8780] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8790] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8783] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8783] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8783] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8790] <... madvise resumed>) = 0 [pid 8783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8791 attached [pid 8790] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8783] <... clone3 resumed> => {parent_tid=[8791]}, 88) = 8791 [pid 8791] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8790] <... futex resumed>) = 1 [pid 8783] rt_sigprocmask(SIG_SETMASK, [], [pid 8780] <... futex resumed>) = 0 [pid 8783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8783] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8791] <... rseq resumed>) = 0 [pid 8783] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8791] set_robust_list(0x7f42e822a9a0, 24 [pid 8790] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8780] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8791] <... set_robust_list resumed>) = 0 [pid 8780] <... futex resumed>) = 0 [pid 8791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8780] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8791] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8782] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8782] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 8782] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8791] <... madvise resumed>) = 0 [pid 8781] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8791] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8791] <... futex resumed>) = 1 [pid 8783] <... futex resumed>) = 0 [pid 8781] <... futex resumed>) = 0 [pid 8791] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8783] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8783] <... futex resumed>) = 0 [pid 8783] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8786] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8786] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8780] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8786] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8791] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8790] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8782] <... mmap resumed>) = 0x7f42e820a000 [pid 8781] <... mmap resumed>) = 0x7f42e820a000 [pid 8782] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8781] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8792 attached [pid 8790] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8782] <... mprotect resumed>) = 0 [pid 8781] <... mprotect resumed>) = 0 [pid 8791] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8790] <... futex resumed>) = 0 [pid 8786] <... clone3 resumed> => {parent_tid=[8792]}, 88) = 8792 [pid 8781] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8792] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8791] <... futex resumed>) = 1 [pid 8790] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8783] <... futex resumed>) = 0 [pid 8782] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8792] <... rseq resumed>) = 0 [pid 8782] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8792] set_robust_list(0x7f42e822a9a0, 24 [pid 8782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8781] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8792] <... set_robust_list resumed>) = 0 [pid 8781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8791] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8782] <... clone3 resumed> => {parent_tid=[8793]}, 88) = 8793 ./strace-static-x86_64: Process 8794 attached ./strace-static-x86_64: Process 8793 attached [pid 8792] rt_sigprocmask(SIG_SETMASK, [], [pid 8786] rt_sigprocmask(SIG_SETMASK, [], [pid 8782] rt_sigprocmask(SIG_SETMASK, [], [pid 8781] <... clone3 resumed> => {parent_tid=[8794]}, 88) = 8794 [pid 8794] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8793] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8781] rt_sigprocmask(SIG_SETMASK, [], [pid 8794] <... rseq resumed>) = 0 [pid 8793] <... rseq resumed>) = 0 [pid 8792] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8786] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8782] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8793] set_robust_list(0x7f42e822a9a0, 24 [pid 8792] <... madvise resumed>) = 0 [pid 8786] <... futex resumed>) = 0 [pid 8782] <... futex resumed>) = 0 [pid 8781] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8794] set_robust_list(0x7f42e822a9a0, 24 [pid 8793] <... set_robust_list resumed>) = 0 [pid 8792] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8786] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8782] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8781] <... futex resumed>) = 0 [pid 8794] <... set_robust_list resumed>) = 0 [pid 8793] rt_sigprocmask(SIG_SETMASK, [], [pid 8792] <... futex resumed>) = 0 [pid 8794] rt_sigprocmask(SIG_SETMASK, [], [pid 8793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8792] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8793] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8786] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8794] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8793] <... madvise resumed>) = 0 [pid 8794] <... madvise resumed>) = 0 [pid 8792] <... futex resumed>) = 0 [pid 8786] <... futex resumed>) = 1 [pid 8793] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8786] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8792] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8794] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8793] <... futex resumed>) = 1 [pid 8782] <... futex resumed>) = 0 [pid 8794] <... futex resumed>) = 1 [pid 8793] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8782] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8781] <... futex resumed>) = 0 [pid 8794] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8781] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8781] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8793] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8782] <... futex resumed>) = 0 [pid 8794] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8782] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8794] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8793] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8792] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8794] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8793] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8792] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8794] <... futex resumed>) = 1 [pid 8793] <... futex resumed>) = 1 [pid 8792] <... futex resumed>) = 1 [pid 8786] <... futex resumed>) = 0 [pid 8781] <... futex resumed>) = 0 [pid 8794] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8793] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8792] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8782] <... futex resumed>) = 0 [pid 8785] <... mmap resumed>) = 0x20000000 [pid 8785] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8788] <... mmap resumed>) = 0x20000000 [pid 8787] <... mmap resumed>) = 0x20000000 [pid 8785] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8783] exit_group(0 [pid 8791] <... futex resumed>) = ? [pid 8789] <... mmap resumed>) = 0x20000000 [pid 8788] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8787] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8785] <... futex resumed>) = ? [pid 8784] <... mmap resumed>) = 0x20000000 [pid 8783] <... exit_group resumed>) = ? [pid 8791] +++ exited with 0 +++ [pid 8789] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8788] <... futex resumed>) = 0 [pid 8787] <... futex resumed>) = 0 [pid 8785] +++ exited with 0 +++ [pid 8789] <... futex resumed>) = 0 [pid 8788] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8787] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8784] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8789] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8784] <... futex resumed>) = 0 [pid 8781] exit_group(0 [pid 8786] exit_group(0 [pid 8784] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8788] <... futex resumed>) = ? [pid 8794] <... futex resumed>) = ? [pid 8792] <... futex resumed>) = ? [pid 8789] <... futex resumed>) = ? [pid 8786] <... exit_group resumed>) = ? [pid 8781] <... exit_group resumed>) = ? [pid 8788] +++ exited with 0 +++ [pid 8794] +++ exited with 0 +++ [pid 8792] +++ exited with 0 +++ [pid 8789] +++ exited with 0 +++ [pid 8782] exit_group(0 [pid 8793] <... futex resumed>) = ? [pid 8787] <... futex resumed>) = ? [pid 8783] +++ exited with 0 +++ [pid 8782] <... exit_group resumed>) = ? [pid 8793] +++ exited with 0 +++ [pid 8787] +++ exited with 0 +++ [pid 8780] exit_group(0 [pid 8790] <... futex resumed>) = ? [pid 8784] <... futex resumed>) = ? [pid 8780] <... exit_group resumed>) = ? [pid 8784] +++ exited with 0 +++ [pid 8790] +++ exited with 0 +++ [pid 8781] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8783, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8786] +++ exited with 0 +++ [pid 8782] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8781, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8782, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8786, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- ./strace-static-x86_64: Process 8795 attached [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8795 ./strace-static-x86_64: Process 8796 attached [pid 8795] set_robust_list(0x5555712a26a0, 24 [pid 8780] +++ exited with 0 +++ [pid 8795] <... set_robust_list resumed>) = 0 [pid 8796] set_robust_list(0x5555712a26a0, 24 [pid 8795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8780, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8796 [pid 8796] <... set_robust_list resumed>) = 0 [pid 8796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8795] <... prctl resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8796] setpgid(0, 0 [pid 8795] setpgid(0, 0 [pid 8796] <... setpgid resumed>) = 0 [pid 8796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 8797 attached [pid 8795] <... setpgid resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8797] set_robust_list(0x5555712a26a0, 24 [pid 8796] write(3, "1000", 4 [pid 8795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8797 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8797] <... set_robust_list resumed>) = 0 [pid 8796] <... write resumed>) = 4 ./strace-static-x86_64: Process 8799 attached ./strace-static-x86_64: Process 8798 attached [pid 8795] <... openat resumed>) = 3 [pid 8799] set_robust_list(0x5555712a26a0, 24 [pid 8797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8796] close(3 [pid 8795] write(3, "1000", 4 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8798 [pid 8799] <... set_robust_list resumed>) = 0 [pid 8798] set_robust_list(0x5555712a26a0, 24 [pid 8795] <... write resumed>) = 4 [pid 8797] <... prctl resumed>) = 0 [pid 8796] <... close resumed>) = 0 [pid 8799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8798] <... set_robust_list resumed>) = 0 [pid 8796] write(1, "executing program\n", 18 [pid 8795] close(3executing program [pid 8797] setpgid(0, 0 [pid 8796] <... write resumed>) = 18 [pid 8795] <... close resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8799 [pid 8797] <... setpgid resumed>) = 0 [pid 8796] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] <... prctl resumed>) = 0 [pid 8798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8795] write(1, "executing program\n", 18executing program [pid 8799] setpgid(0, 0 [pid 8798] <... prctl resumed>) = 0 [pid 8797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8796] <... futex resumed>) = 0 [pid 8795] <... write resumed>) = 18 [pid 8799] <... setpgid resumed>) = 0 [pid 8798] setpgid(0, 0 [pid 8797] <... openat resumed>) = 3 [pid 8796] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8795] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8798] <... setpgid resumed>) = 0 [pid 8797] write(3, "1000", 4 [pid 8796] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8797] <... write resumed>) = 4 [pid 8796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8795] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8799] <... openat resumed>) = 3 [pid 8797] close(3 [pid 8796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8795] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8797] <... close resumed>) = 0 [pid 8796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8799] write(3, "1000", 4 [pid 8798] <... openat resumed>) = 3 [pid 8796] <... mmap resumed>) = 0x7f42e822b000 [pid 8795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8799] <... write resumed>) = 4 [pid 8795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8799] close(3) = 0 [pid 8798] write(3, "1000", 4 [pid 8795] <... mmap resumed>) = 0x7f42e822b000 [pid 8799] write(1, "executing program\n", 18 [pid 8795] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8797] write(1, "executing program\n", 18executing program [pid 8796] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 8799] <... write resumed>) = 18 [pid 8798] <... write resumed>) = 4 [pid 8797] <... write resumed>) = 18 [pid 8796] <... mprotect resumed>) = 0 [pid 8795] <... mprotect resumed>) = 0 [pid 8799] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8798] close(3 [pid 8797] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8799] <... futex resumed>) = 0 [pid 8798] <... close resumed>) = 0 [pid 8795] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8797] <... futex resumed>) = 0 [pid 8799] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 8798] write(1, "executing program\n", 18 [pid 8797] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8795] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8799] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8798] <... write resumed>) = 18 [pid 8797] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8798] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 8800 attached [pid 8799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8798] <... futex resumed>) = 0 [pid 8797] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8801 attached [pid 8800] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8798] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8795] <... clone3 resumed> => {parent_tid=[8800]}, 88) = 8800 [pid 8801] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8800] <... rseq resumed>) = 0 [pid 8799] <... mmap resumed>) = 0x7f42e822b000 [pid 8798] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8797] <... mmap resumed>) = 0x7f42e822b000 [pid 8796] <... clone3 resumed> => {parent_tid=[8801]}, 88) = 8801 [pid 8795] rt_sigprocmask(SIG_SETMASK, [], [pid 8801] <... rseq resumed>) = 0 [pid 8800] set_robust_list(0x7f42e824b9a0, 24 [pid 8799] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8798] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8797] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8796] rt_sigprocmask(SIG_SETMASK, [], [pid 8795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8801] set_robust_list(0x7f42e824b9a0, 24 [pid 8800] <... set_robust_list resumed>) = 0 [pid 8799] <... mprotect resumed>) = 0 [pid 8798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8797] <... mprotect resumed>) = 0 [pid 8796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8795] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8801] <... set_robust_list resumed>) = 0 [pid 8800] rt_sigprocmask(SIG_SETMASK, [], [pid 8798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8797] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8796] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] <... futex resumed>) = 0 [pid 8801] rt_sigprocmask(SIG_SETMASK, [], [pid 8800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8799] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8798] <... mmap resumed>) = 0x7f42e822b000 [pid 8801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8800] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8801] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8798] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8797] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8796] <... futex resumed>) = 0 [pid 8795] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8796] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8802 attached [pid 8800] <... openat resumed>) = 3 [pid 8801] <... openat resumed>) = 3 [pid 8799] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8798] <... mprotect resumed>) = 0 [pid 8801] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8800] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8802] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8798] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8803 attached [pid 8802] <... rseq resumed>) = 0 [pid 8801] <... futex resumed>) = 1 [pid 8800] <... futex resumed>) = 1 [pid 8797] <... clone3 resumed> => {parent_tid=[8802]}, 88) = 8802 [pid 8796] <... futex resumed>) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8803] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8802] set_robust_list(0x7f42e824b9a0, 24 [pid 8801] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8800] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8799] <... clone3 resumed> => {parent_tid=[8803]}, 88) = 8803 [pid 8798] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8797] rt_sigprocmask(SIG_SETMASK, [], [pid 8796] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8803] <... rseq resumed>) = 0 [pid 8802] <... set_robust_list resumed>) = 0 [pid 8801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8799] rt_sigprocmask(SIG_SETMASK, [], [pid 8798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8796] <... futex resumed>) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8803] set_robust_list(0x7f42e824b9a0, 24 [pid 8802] rt_sigprocmask(SIG_SETMASK, [], [pid 8801] dup(3 [pid 8800] dup(3 [pid 8799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8797] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8804 attached [pid 8803] <... set_robust_list resumed>) = 0 [pid 8802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8801] <... dup resumed>) = 4 [pid 8800] <... dup resumed>) = 4 [pid 8799] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8797] <... futex resumed>) = 0 [pid 8796] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8804] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8803] rt_sigprocmask(SIG_SETMASK, [], [pid 8802] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8801] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8800] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] <... futex resumed>) = 0 [pid 8798] <... clone3 resumed> => {parent_tid=[8804]}, 88) = 8804 [pid 8797] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8804] <... rseq resumed>) = 0 [pid 8803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8802] <... openat resumed>) = 3 [pid 8801] <... futex resumed>) = 0 [pid 8800] <... futex resumed>) = 1 [pid 8799] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8798] rt_sigprocmask(SIG_SETMASK, [], [pid 8796] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] <... futex resumed>) = 0 [pid 8804] set_robust_list(0x7f42e824b9a0, 24 [pid 8803] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8802] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8801] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8800] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8796] <... futex resumed>) = 0 [pid 8795] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8804] <... set_robust_list resumed>) = 0 [pid 8803] <... openat resumed>) = 3 [pid 8802] <... futex resumed>) = 1 [pid 8798] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8797] <... futex resumed>) = 0 [pid 8796] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8804] rt_sigprocmask(SIG_SETMASK, [], [pid 8803] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8802] dup(3 [pid 8797] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8803] <... futex resumed>) = 1 [pid 8802] <... dup resumed>) = 4 [pid 8797] <... futex resumed>) = 0 [pid 8804] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8803] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8802] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8797] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8804] <... openat resumed>) = 3 [pid 8802] <... futex resumed>) = 0 [pid 8797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8804] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8802] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8797] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] <... futex resumed>) = 0 [pid 8798] <... futex resumed>) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8804] <... futex resumed>) = 0 [pid 8804] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8797] <... futex resumed>) = 0 [pid 8797] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8798] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8795] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8799] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8799] <... futex resumed>) = 1 [pid 8798] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8804] <... futex resumed>) = 0 [pid 8799] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8798] <... futex resumed>) = 1 [pid 8804] dup(3 [pid 8803] <... futex resumed>) = 0 [pid 8798] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8804] <... dup resumed>) = 4 [pid 8803] dup(3 [pid 8804] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8803] <... dup resumed>) = 4 [pid 8804] <... futex resumed>) = 1 [pid 8803] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8798] <... futex resumed>) = 0 [pid 8804] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8798] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8798] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8804] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8803] <... futex resumed>) = 1 [pid 8799] <... futex resumed>) = 0 [pid 8799] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8803] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8799] <... futex resumed>) = 0 [pid 8799] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8796] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8796] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8796] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8805 attached [pid 8805] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8796] <... clone3 resumed> => {parent_tid=[8805]}, 88) = 8805 [pid 8805] <... rseq resumed>) = 0 [pid 8795] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8805] set_robust_list(0x7f42e822a9a0, 24 [pid 8796] rt_sigprocmask(SIG_SETMASK, [], [pid 8795] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8805] <... set_robust_list resumed>) = 0 [pid 8797] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8795] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8805] rt_sigprocmask(SIG_SETMASK, [], [pid 8797] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8796] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8798] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8797] <... futex resumed>) = 0 [pid 8798] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8796] <... futex resumed>) = 0 [pid 8797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8798] <... futex resumed>) = 0 [pid 8795] <... mmap resumed>) = 0x7f42e820a000 [pid 8798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8795] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8798] <... mmap resumed>) = 0x7f42e820a000 [pid 8798] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8795] <... mprotect resumed>) = 0 [pid 8805] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8799] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8798] <... mprotect resumed>) = 0 [pid 8797] <... mmap resumed>) = 0x7f42e820a000 [pid 8796] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8795] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8799] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8797] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8799] <... futex resumed>) = 0 [pid 8798] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8795] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8797] <... mprotect resumed>) = 0 [pid 8799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8798] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8799] <... mmap resumed>) = 0x7f42e820a000 [pid 8795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8799] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8807 attached ./strace-static-x86_64: Process 8806 attached [pid 8805] <... madvise resumed>) = 0 [pid 8799] <... mprotect resumed>) = 0 [pid 8797] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8798] <... clone3 resumed> => {parent_tid=[8806]}, 88) = 8806 [pid 8807] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8806] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8799] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8798] rt_sigprocmask(SIG_SETMASK, [], [pid 8797] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8795] <... clone3 resumed> => {parent_tid=[8807]}, 88) = 8807 [pid 8807] <... rseq resumed>) = 0 [pid 8806] <... rseq resumed>) = 0 [pid 8799] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8795] rt_sigprocmask(SIG_SETMASK, [], [pid 8807] set_robust_list(0x7f42e822a9a0, 24 [pid 8806] set_robust_list(0x7f42e822a9a0, 24 [pid 8799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8798] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8809 attached ./strace-static-x86_64: Process 8808 attached [pid 8807] <... set_robust_list resumed>) = 0 [pid 8806] <... set_robust_list resumed>) = 0 [pid 8798] <... futex resumed>) = 0 [pid 8795] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8808] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8807] rt_sigprocmask(SIG_SETMASK, [], [pid 8806] rt_sigprocmask(SIG_SETMASK, [], [pid 8805] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] <... clone3 resumed> => {parent_tid=[8809]}, 88) = 8809 [pid 8798] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8797] <... clone3 resumed> => {parent_tid=[8808]}, 88) = 8808 [pid 8795] <... futex resumed>) = 0 [pid 8809] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8808] <... rseq resumed>) = 0 [pid 8807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8805] <... futex resumed>) = 1 [pid 8799] rt_sigprocmask(SIG_SETMASK, [], [pid 8797] rt_sigprocmask(SIG_SETMASK, [], [pid 8796] <... futex resumed>) = 0 [pid 8795] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8809] <... rseq resumed>) = 0 [pid 8808] set_robust_list(0x7f42e822a9a0, 24 [pid 8807] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8806] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8805] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8796] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8809] set_robust_list(0x7f42e822a9a0, 24 [pid 8808] <... set_robust_list resumed>) = 0 [pid 8805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8799] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8797] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8796] <... futex resumed>) = 0 [pid 8808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8797] <... futex resumed>) = 0 [pid 8796] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8799] <... futex resumed>) = 0 [pid 8809] <... set_robust_list resumed>) = 0 [pid 8808] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8805] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8797] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8809] rt_sigprocmask(SIG_SETMASK, [], [pid 8807] <... madvise resumed>) = 0 [pid 8806] <... madvise resumed>) = 0 [pid 8799] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8807] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8806] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8809] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8806] <... futex resumed>) = 1 [pid 8798] <... futex resumed>) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8807] <... futex resumed>) = 1 [pid 8807] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8806] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8798] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8795] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8798] <... futex resumed>) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8806] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8798] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8795] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8808] <... madvise resumed>) = 0 [pid 8808] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8797] <... futex resumed>) = 0 [pid 8808] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8797] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8797] <... futex resumed>) = 0 [pid 8809] <... madvise resumed>) = 0 [pid 8808] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8797] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8809] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8799] <... futex resumed>) = 0 [pid 8809] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8799] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8799] <... futex resumed>) = 0 [pid 8809] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8799] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8805] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8805] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8809] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8808] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8807] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8806] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8805] <... futex resumed>) = 1 [pid 8804] <... mmap resumed>) = 0x20000000 [pid 8803] <... mmap resumed>) = 0x20000000 [pid 8801] <... mmap resumed>) = 0x20000000 [pid 8800] <... mmap resumed>) = 0x20000000 [pid 8796] <... futex resumed>) = 0 [pid 8808] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8807] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8806] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8805] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8808] <... futex resumed>) = 1 [pid 8807] <... futex resumed>) = 1 [pid 8806] <... futex resumed>) = 1 [pid 8798] <... futex resumed>) = 0 [pid 8797] <... futex resumed>) = 0 [pid 8795] <... futex resumed>) = 0 [pid 8808] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8807] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8806] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8803] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8803] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8809] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8804] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8809] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8802] <... mmap resumed>) = 0x20000000 [pid 8801] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8804] <... futex resumed>) = 0 [pid 8800] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8799] <... futex resumed>) = 0 [pid 8804] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8801] <... futex resumed>) = 0 [pid 8799] exit_group(0 [pid 8802] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8801] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8798] exit_group(0 [pid 8796] exit_group(0 [pid 8795] exit_group(0 [pid 8809] <... futex resumed>) = ? [pid 8806] <... futex resumed>) = ? [pid 8803] <... futex resumed>) = ? [pid 8807] <... futex resumed>) = ? [pid 8802] <... futex resumed>) = 0 [pid 8805] <... futex resumed>) = ? [pid 8801] <... futex resumed>) = ? [pid 8800] <... futex resumed>) = ? [pid 8799] <... exit_group resumed>) = ? [pid 8804] <... futex resumed>) = ? [pid 8798] <... exit_group resumed>) = ? [pid 8796] <... exit_group resumed>) = ? [pid 8795] <... exit_group resumed>) = ? [pid 8809] +++ exited with 0 +++ [pid 8807] +++ exited with 0 +++ [pid 8806] +++ exited with 0 +++ [pid 8805] +++ exited with 0 +++ [pid 8803] +++ exited with 0 +++ [pid 8802] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8801] +++ exited with 0 +++ [pid 8800] +++ exited with 0 +++ [pid 8804] +++ exited with 0 +++ [pid 8798] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8798, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8797] exit_group(0 [pid 8808] <... futex resumed>) = ? [pid 8802] <... futex resumed>) = ? [pid 8799] +++ exited with 0 +++ [pid 8797] <... exit_group resumed>) = ? [pid 8796] +++ exited with 0 +++ [pid 8795] +++ exited with 0 +++ [pid 8808] +++ exited with 0 +++ [pid 8802] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8795, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8799, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8796, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... restart_syscall resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 8811 attached ./strace-static-x86_64: Process 8810 attached [pid 8811] set_robust_list(0x5555712a26a0, 24 [pid 8810] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8811 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8810 [pid 8811] <... set_robust_list resumed>) = 0 [pid 8810] <... set_robust_list resumed>) = 0 [pid 8810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8812 attached [pid 8811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8810] <... prctl resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8811] <... prctl resumed>) = 0 [pid 8810] setpgid(0, 0 [pid 8812] set_robust_list(0x5555712a26a0, 24 [pid 8811] setpgid(0, 0 [pid 8810] <... setpgid resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8812 [pid 8812] <... set_robust_list resumed>) = 0 [pid 8811] <... setpgid resumed>) = 0 [pid 8810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8810] <... openat resumed>) = 3 [pid 8812] <... prctl resumed>) = 0 [pid 8812] setpgid(0, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8811] <... openat resumed>) = 3 [pid 8810] write(3, "1000", 4 [pid 8812] <... setpgid resumed>) = 0 [pid 8810] <... write resumed>) = 4 [pid 8812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8811] write(3, "1000", 4 [pid 8810] close(3 [pid 8812] <... openat resumed>) = 3 [pid 8811] <... write resumed>) = 4 [pid 8810] <... close resumed>) = 0 ./strace-static-x86_64: Process 8813 attached [pid 8810] write(1, "executing program\n", 18executing program ) = 18 [pid 8811] close(3 [pid 8810] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8813] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8812] write(3, "1000", 4 [pid 8811] <... close resumed>) = 0 [pid 8810] <... futex resumed>) = 0 executing program [pid 8812] <... write resumed>) = 4 [pid 8811] write(1, "executing program\n", 18 [pid 8810] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8813 [pid 8812] close(3 [pid 8811] <... write resumed>) = 18 [pid 8810] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8812] <... close resumed>) = 0 [pid 8811] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8812] write(1, "executing program\n", 18 [pid 8811] <... futex resumed>) = 0 executing program [pid 8810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8812] <... write resumed>) = 18 [pid 8811] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8812] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8811] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8810] <... mmap resumed>) = 0x7f42e822b000 [pid 8812] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8811] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8812] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8810] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8810] <... mprotect resumed>) = 0 [pid 8812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8811] <... mmap resumed>) = 0x7f42e822b000 [pid 8812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8810] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8812] <... mmap resumed>) = 0x7f42e822b000 [pid 8811] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8812] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8811] <... mprotect resumed>) = 0 [pid 8812] <... mprotect resumed>) = 0 [pid 8810] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8811] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8814 attached [pid 8813] <... prctl resumed>) = 0 [pid 8812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8811] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8815 attached [pid 8811] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8816 attached [pid 8815] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8814] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8813] setpgid(0, 0 [pid 8810] <... clone3 resumed> => {parent_tid=[8814]}, 88) = 8814 [pid 8816] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8815] <... rseq resumed>) = 0 [pid 8814] <... rseq resumed>) = 0 [pid 8813] <... setpgid resumed>) = 0 [pid 8815] set_robust_list(0x7f42e824b9a0, 24 [pid 8814] set_robust_list(0x7f42e824b9a0, 24 [pid 8812] <... clone3 resumed> => {parent_tid=[8815]}, 88) = 8815 [pid 8811] <... clone3 resumed> => {parent_tid=[8816]}, 88) = 8816 [pid 8810] rt_sigprocmask(SIG_SETMASK, [], [pid 8816] <... rseq resumed>) = 0 [pid 8815] <... set_robust_list resumed>) = 0 [pid 8814] <... set_robust_list resumed>) = 0 [pid 8813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8812] rt_sigprocmask(SIG_SETMASK, [], [pid 8811] rt_sigprocmask(SIG_SETMASK, [], [pid 8810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8816] set_robust_list(0x7f42e824b9a0, 24 [pid 8815] rt_sigprocmask(SIG_SETMASK, [], [pid 8814] rt_sigprocmask(SIG_SETMASK, [], [pid 8813] <... openat resumed>) = 3 [pid 8812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8810] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8816] <... set_robust_list resumed>) = 0 [pid 8815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8813] write(3, "1000", 4 [pid 8812] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8811] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8810] <... futex resumed>) = 0 executing program [pid 8816] rt_sigprocmask(SIG_SETMASK, [], [pid 8815] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8814] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8813] <... write resumed>) = 4 [pid 8812] <... futex resumed>) = 0 [pid 8811] <... futex resumed>) = 0 [pid 8810] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8813] close(3 [pid 8816] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8813] <... close resumed>) = 0 [pid 8812] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8811] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8813] write(1, "executing program\n", 18) = 18 [pid 8813] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8813] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8813] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8817 attached => {parent_tid=[8817]}, 88) = 8817 [pid 8813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8813] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8817] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8817] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8813] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8817] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8816] <... openat resumed>) = 3 [pid 8815] <... openat resumed>) = 3 [pid 8814] <... openat resumed>) = 3 [pid 8797] +++ exited with 0 +++ [pid 8817] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8816] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8815] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8817] <... futex resumed>) = 1 [pid 8816] <... futex resumed>) = 1 [pid 8815] <... futex resumed>) = 1 [pid 8814] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8813] <... futex resumed>) = 0 [pid 8812] <... futex resumed>) = 0 [pid 8811] <... futex resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8797, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8817] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8816] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8815] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8814] <... futex resumed>) = 1 [pid 8813] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8812] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8811] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8810] <... futex resumed>) = 0 [pid 8817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8814] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8813] <... futex resumed>) = 0 [pid 8812] <... futex resumed>) = 0 [pid 8811] <... futex resumed>) = 0 [pid 8810] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8817] dup(3 [pid 8816] dup(3 [pid 8815] dup(3 [pid 8814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8813] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8812] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8811] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8810] <... futex resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8817] <... dup resumed>) = 4 [pid 8816] <... dup resumed>) = 4 [pid 8815] <... dup resumed>) = 4 [pid 8814] dup(3 [pid 8810] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8818 attached [pid 8817] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8816] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8815] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8814] <... dup resumed>) = 4 [pid 8817] <... futex resumed>) = 1 [pid 8816] <... futex resumed>) = 1 [pid 8815] <... futex resumed>) = 1 [pid 8814] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8813] <... futex resumed>) = 0 [pid 8812] <... futex resumed>) = 0 [pid 8811] <... futex resumed>) = 0 [pid 8818] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8818 [pid 8817] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8816] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8815] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8814] <... futex resumed>) = 1 [pid 8813] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8812] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8811] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8818] <... set_robust_list resumed>) = 0 [pid 8810] <... futex resumed>) = 0 [pid 8817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8814] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8813] <... futex resumed>) = 0 [pid 8812] <... futex resumed>) = 0 [pid 8811] <... futex resumed>) = 0 [pid 8810] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8816] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8813] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8811] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8810] <... futex resumed>) = 0 [pid 8818] <... prctl resumed>) = 0 [pid 8817] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8815] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8814] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8812] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8810] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8818] setpgid(0, 0) = 0 [pid 8818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8818] write(3, "1000", 4) = 4 [pid 8818] close(3) = 0 executing program [pid 8818] write(1, "executing program\n", 18) = 18 [pid 8818] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8818] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8818] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8819 attached [pid 8819] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8818] <... clone3 resumed> => {parent_tid=[8819]}, 88) = 8819 [pid 8819] <... rseq resumed>) = 0 [pid 8818] rt_sigprocmask(SIG_SETMASK, [], [pid 8819] set_robust_list(0x7f42e824b9a0, 24 [pid 8818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8819] <... set_robust_list resumed>) = 0 [pid 8819] rt_sigprocmask(SIG_SETMASK, [], [pid 8818] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8818] <... futex resumed>) = 0 [pid 8819] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8818] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8819] <... openat resumed>) = 3 [pid 8819] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8818] <... futex resumed>) = 0 [pid 8819] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8818] <... futex resumed>) = 0 [pid 8818] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8819] dup(3) = 4 [pid 8819] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8819] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] <... futex resumed>) = 0 [pid 8818] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8819] <... futex resumed>) = 0 [pid 8819] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8818] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8812] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8811] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8812] <... futex resumed>) = 0 [pid 8812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8811] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8813] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8812] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8813] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8811] <... futex resumed>) = 0 [pid 8810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8813] <... futex resumed>) = 0 [pid 8811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8811] <... mmap resumed>) = 0x7f42e820a000 [pid 8810] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8811] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8811] <... mprotect resumed>) = 0 [pid 8810] <... mmap resumed>) = 0x7f42e820a000 [pid 8810] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8811] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8810] <... mprotect resumed>) = 0 [pid 8811] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8810] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8811] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8813] <... mmap resumed>) = 0x7f42e820a000 [pid 8810] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8820 attached [pid 8813] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8811] <... clone3 resumed> => {parent_tid=[8820]}, 88) = 8820 [pid 8820] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8813] <... mprotect resumed>) = 0 [pid 8812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8811] rt_sigprocmask(SIG_SETMASK, [], [pid 8820] <... rseq resumed>) = 0 [pid 8813] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8810] <... clone3 resumed> => {parent_tid=[8821]}, 88) = 8821 [pid 8820] set_robust_list(0x7f42e822a9a0, 24 [pid 8813] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8811] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8810] rt_sigprocmask(SIG_SETMASK, [], [pid 8820] <... set_robust_list resumed>) = 0 [pid 8813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8811] <... futex resumed>) = 0 [pid 8810] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8821 attached [pid 8811] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8810] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8823 attached ./strace-static-x86_64: Process 8822 attached [pid 8821] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8820] rt_sigprocmask(SIG_SETMASK, [], [pid 8813] <... clone3 resumed> => {parent_tid=[8823]}, 88) = 8823 [pid 8812] <... clone3 resumed> => {parent_tid=[8822]}, 88) = 8822 [pid 8821] <... rseq resumed>) = 0 [pid 8812] rt_sigprocmask(SIG_SETMASK, [], [pid 8823] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8822] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8821] set_robust_list(0x7f42e822a9a0, 24 [pid 8820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8813] rt_sigprocmask(SIG_SETMASK, [], [pid 8812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8810] <... futex resumed>) = 0 [pid 8823] <... rseq resumed>) = 0 [pid 8822] <... rseq resumed>) = 0 [pid 8821] <... set_robust_list resumed>) = 0 [pid 8820] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8812] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8823] set_robust_list(0x7f42e822a9a0, 24 [pid 8822] set_robust_list(0x7f42e822a9a0, 24 [pid 8821] rt_sigprocmask(SIG_SETMASK, [], [pid 8813] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8812] <... futex resumed>) = 0 [pid 8810] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8823] <... set_robust_list resumed>) = 0 [pid 8822] <... set_robust_list resumed>) = 0 [pid 8821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8813] <... futex resumed>) = 0 [pid 8812] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8823] rt_sigprocmask(SIG_SETMASK, [], [pid 8822] rt_sigprocmask(SIG_SETMASK, [], [pid 8813] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8821] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8823] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8822] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8820] <... madvise resumed>) = 0 [pid 8820] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8811] <... futex resumed>) = 0 [pid 8820] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8811] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8811] <... futex resumed>) = 0 [pid 8820] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8811] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8823] <... madvise resumed>) = 0 [pid 8822] <... madvise resumed>) = 0 [pid 8823] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8821] <... madvise resumed>) = 0 [pid 8818] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8823] <... futex resumed>) = 1 [pid 8822] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8821] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8818] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8813] <... futex resumed>) = 0 [pid 8823] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8822] <... futex resumed>) = 1 [pid 8821] <... futex resumed>) = 1 [pid 8818] <... futex resumed>) = 0 [pid 8813] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8812] <... futex resumed>) = 0 [pid 8810] <... futex resumed>) = 0 [pid 8822] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8821] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8813] <... futex resumed>) = 0 [pid 8812] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8810] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8818] <... mmap resumed>) = 0x7f42e820a000 [pid 8813] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8812] <... futex resumed>) = 0 [pid 8810] <... futex resumed>) = 0 [pid 8822] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8821] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8818] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8812] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8810] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8818] <... mprotect resumed>) = 0 [pid 8818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8824 attached => {parent_tid=[8824]}, 88) = 8824 [pid 8818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8818] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8818] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8824] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8823] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8822] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8821] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8820] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8811] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8824] set_robust_list(0x7f42e822a9a0, 24 [pid 8822] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8824] <... set_robust_list resumed>) = 0 [pid 8822] <... futex resumed>) = 1 [pid 8821] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8820] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8812] <... futex resumed>) = 0 [pid 8824] rt_sigprocmask(SIG_SETMASK, [], [pid 8823] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8823] <... futex resumed>) = 1 [pid 8813] <... futex resumed>) = 0 [pid 8824] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8821] <... futex resumed>) = 1 [pid 8820] <... futex resumed>) = 0 [pid 8810] <... futex resumed>) = 0 [pid 8824] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8820] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8822] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8824] <... futex resumed>) = 1 [pid 8821] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] <... futex resumed>) = 0 [pid 8824] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8823] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] <... futex resumed>) = 0 [pid 8824] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8818] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8824] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8824] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8818] <... futex resumed>) = 0 [pid 8824] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8815] <... mmap resumed>) = 0x20000000 [pid 8819] <... mmap resumed>) = 0x20000000 [pid 8817] <... mmap resumed>) = 0x20000000 [pid 8814] <... mmap resumed>) = 0x20000000 [pid 8819] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8817] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8816] <... mmap resumed>) = 0x20000000 [pid 8815] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8814] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8813] exit_group(0 [pid 8812] exit_group(0 [pid 8823] <... futex resumed>) = ? [pid 8822] <... futex resumed>) = ? [pid 8819] <... futex resumed>) = 0 [pid 8817] <... futex resumed>) = ? [pid 8816] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8815] <... futex resumed>) = ? [pid 8814] <... futex resumed>) = 0 [pid 8813] <... exit_group resumed>) = ? [pid 8812] <... exit_group resumed>) = ? [pid 8811] exit_group(0 [pid 8810] exit_group(0 [pid 8823] +++ exited with 0 +++ [pid 8822] +++ exited with 0 +++ [pid 8821] <... futex resumed>) = ? [pid 8820] <... futex resumed>) = ? [pid 8819] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8818] exit_group(0 [pid 8817] +++ exited with 0 +++ [pid 8816] <... futex resumed>) = ? [pid 8815] +++ exited with 0 +++ [pid 8813] +++ exited with 0 +++ [pid 8812] +++ exited with 0 +++ [pid 8811] <... exit_group resumed>) = ? [pid 8810] <... exit_group resumed>) = ? [pid 8824] <... futex resumed>) = ? [pid 8821] +++ exited with 0 +++ [pid 8820] +++ exited with 0 +++ [pid 8819] <... futex resumed>) = ? [pid 8818] <... exit_group resumed>) = ? [pid 8816] +++ exited with 0 +++ [pid 8814] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8813, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 8824] +++ exited with 0 +++ [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8825 attached [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8812, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8825 [pid 8810] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8810, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8825] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8819] +++ exited with 0 +++ [pid 8818] +++ exited with 0 +++ [pid 8825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8825] <... prctl resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8818, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 8826 attached [pid 8825] setpgid(0, 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8826 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8825] <... setpgid resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 8826] set_robust_list(0x5555712a26a0, 24 [pid 8825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8825] write(3, "1000", 4executing program [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8825] <... write resumed>) = 4 [pid 8825] close(3) = 0 [pid 8825] write(1, "executing program\n", 18) = 18 [pid 8825] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8825] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 ./strace-static-x86_64: Process 8827 attached [pid 8826] <... set_robust_list resumed>) = 0 [pid 8825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8827 [pid 8827] set_robust_list(0x5555712a26a0, 24 [pid 8825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8827] <... set_robust_list resumed>) = 0 [pid 8825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8825] <... mmap resumed>) = 0x7f42e822b000 [pid 8825] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8827] <... prctl resumed>) = 0 [pid 8827] setpgid(0, 0) = 0 [pid 8827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8825] <... mprotect resumed>) = 0 [pid 8825] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8828 attached [pid 8827] <... openat resumed>) = 3 [pid 8826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8826] <... prctl resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8828 [pid 8826] setpgid(0, 0 [pid 8828] set_robust_list(0x5555712a26a0, 24 [pid 8827] write(3, "1000", 4 [pid 8826] <... setpgid resumed>) = 0 [pid 8825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8829 attached [pid 8828] <... set_robust_list resumed>) = 0 [pid 8827] <... write resumed>) = 4 [pid 8826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8829] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8827] close(3 [pid 8825] <... clone3 resumed> => {parent_tid=[8829]}, 88) = 8829 [pid 8829] <... rseq resumed>) = 0 [pid 8827] <... close resumed>) = 0 executing program [pid 8826] <... openat resumed>) = 3 [pid 8825] rt_sigprocmask(SIG_SETMASK, [], [pid 8829] set_robust_list(0x7f42e824b9a0, 24 [pid 8828] <... prctl resumed>) = 0 [pid 8827] write(1, "executing program\n", 18 [pid 8826] write(3, "1000", 4 [pid 8825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8829] <... set_robust_list resumed>) = 0 [pid 8828] setpgid(0, 0 [pid 8827] <... write resumed>) = 18 [pid 8826] <... write resumed>) = 4 [pid 8825] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8829] rt_sigprocmask(SIG_SETMASK, [], [pid 8828] <... setpgid resumed>) = 0 [pid 8827] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8826] close(3 [pid 8825] <... futex resumed>) = 0 [pid 8829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 8827] <... futex resumed>) = 0 [pid 8826] <... close resumed>) = 0 [pid 8825] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8826] write(1, "executing program\n", 18 [pid 8829] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8827] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8826] <... write resumed>) = 18 [pid 8828] <... openat resumed>) = 3 [pid 8827] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 8827] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8828] write(3, "1000", 4 [pid 8827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8828] <... write resumed>) = 4 [pid 8827] <... mmap resumed>) = 0x7f42e822b000 [pid 8828] close(3) = 0 [pid 8827] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8828] write(1, "executing program\n", 18 [pid 8827] <... mprotect resumed>) = 0 [pid 8828] <... write resumed>) = 18 [pid 8828] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8829] <... openat resumed>) = 3 [pid 8827] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8826] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8811] +++ exited with 0 +++ [pid 8826] <... futex resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8811, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8826] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8829] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8828] <... futex resumed>) = 0 [pid 8827] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8829] <... futex resumed>) = 1 [pid 8828] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8825] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8830 attached [pid 8829] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8828] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8825] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8831 attached [pid 8830] set_robust_list(0x5555712a26a0, 24 [pid 8829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8828] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8827] <... clone3 resumed> => {parent_tid=[8831]}, 88) = 8831 [pid 8826] <... mmap resumed>) = 0x7f42e822b000 [pid 8825] <... futex resumed>) = 0 [pid 8830] <... set_robust_list resumed>) = 0 [pid 8829] dup(3 [pid 8828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8827] rt_sigprocmask(SIG_SETMASK, [], [pid 8825] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8831] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8829] <... dup resumed>) = 4 [pid 8828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8826] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8830 [pid 8831] <... rseq resumed>) = 0 [pid 8830] <... prctl resumed>) = 0 [pid 8829] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8828] <... mmap resumed>) = 0x7f42e822b000 [pid 8827] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8826] <... mprotect resumed>) = 0 [pid 8831] set_robust_list(0x7f42e824b9a0, 24 [pid 8830] setpgid(0, 0 [pid 8829] <... futex resumed>) = 1 [pid 8828] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8827] <... futex resumed>) = 0 [pid 8826] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8825] <... futex resumed>) = 0 [pid 8831] <... set_robust_list resumed>) = 0 [pid 8829] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8828] <... mprotect resumed>) = 0 [pid 8827] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8826] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8825] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8831] rt_sigprocmask(SIG_SETMASK, [], [pid 8830] <... setpgid resumed>) = 0 [pid 8829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8832 attached [pid 8831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8829] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8828] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8825] <... futex resumed>) = 0 [pid 8832] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8831] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8832] <... rseq resumed>) = 0 [pid 8831] <... openat resumed>) = 3 [pid 8830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8826] <... clone3 resumed> => {parent_tid=[8832]}, 88) = 8832 [pid 8832] set_robust_list(0x7f42e824b9a0, 24 [pid 8831] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8826] rt_sigprocmask(SIG_SETMASK, [], [pid 8832] <... set_robust_list resumed>) = 0 [pid 8831] <... futex resumed>) = 1 [pid 8826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8832] rt_sigprocmask(SIG_SETMASK, [], [pid 8831] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8826] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8826] <... futex resumed>) = 0 [pid 8832] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8830] <... openat resumed>) = 3 [pid 8828] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8827] <... futex resumed>) = 0 [pid 8826] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8825] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8832] <... openat resumed>) = 3 [pid 8830] write(3, "1000", 4 [pid 8828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8827] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8833 attached [pid 8832] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8831] <... futex resumed>) = 0 [pid 8830] <... write resumed>) = 4 [pid 8827] <... futex resumed>) = 1 [pid 8833] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8832] <... futex resumed>) = 1 [pid 8831] dup(3 [pid 8830] close(3 [pid 8827] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8826] <... futex resumed>) = 0 [pid 8833] <... rseq resumed>) = 0 [pid 8832] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8831] <... dup resumed>) = 4 [pid 8830] <... close resumed>) = 0 [pid 8828] <... clone3 resumed> => {parent_tid=[8833]}, 88) = 8833 executing program [pid 8826] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] set_robust_list(0x7f42e824b9a0, 24 [pid 8832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8831] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8830] write(1, "executing program\n", 18 [pid 8828] rt_sigprocmask(SIG_SETMASK, [], [pid 8826] <... futex resumed>) = 0 [pid 8833] <... set_robust_list resumed>) = 0 [pid 8830] <... write resumed>) = 18 [pid 8833] rt_sigprocmask(SIG_SETMASK, [], [pid 8830] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8830] <... futex resumed>) = 0 [pid 8833] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8832] dup(3 [pid 8831] <... futex resumed>) = 1 [pid 8830] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8827] <... futex resumed>) = 0 [pid 8826] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8832] <... dup resumed>) = 4 [pid 8831] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8828] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8827] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] <... futex resumed>) = 0 [pid 8832] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8828] <... futex resumed>) = 1 [pid 8833] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8832] <... futex resumed>) = 1 [pid 8831] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8828] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8827] <... futex resumed>) = 0 [pid 8826] <... futex resumed>) = 0 [pid 8833] <... openat resumed>) = 3 [pid 8832] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] <... mmap resumed>) = 0x7f42e822b000 [pid 8827] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8833] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8830] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8826] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] <... futex resumed>) = 0 [pid 8830] <... mprotect resumed>) = 0 [pid 8833] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8826] <... futex resumed>) = 0 [pid 8832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8830] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8826] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8832] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8830] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8834 attached [pid 8834] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8830] <... clone3 resumed> => {parent_tid=[8834]}, 88) = 8834 [pid 8834] <... rseq resumed>) = 0 [pid 8830] rt_sigprocmask(SIG_SETMASK, [], [pid 8834] set_robust_list(0x7f42e824b9a0, 24 [pid 8830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8834] <... set_robust_list resumed>) = 0 [pid 8834] rt_sigprocmask(SIG_SETMASK, [], [pid 8830] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8828] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8830] <... futex resumed>) = 0 [pid 8834] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8833] <... futex resumed>) = 0 [pid 8830] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8828] <... futex resumed>) = 1 [pid 8834] <... openat resumed>) = 3 [pid 8833] dup(3 [pid 8834] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] <... dup resumed>) = 4 [pid 8834] <... futex resumed>) = 1 [pid 8830] <... futex resumed>) = 0 [pid 8833] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8834] dup(3 [pid 8830] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] <... futex resumed>) = 0 [pid 8834] <... dup resumed>) = 4 [pid 8833] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] <... futex resumed>) = 0 [pid 8834] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8830] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8828] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8834] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8830] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8828] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8834] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8830] <... futex resumed>) = 0 [pid 8833] <... futex resumed>) = 0 [pid 8830] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8828] <... futex resumed>) = 1 [pid 8833] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8828] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8825] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8826] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8825] <... mmap resumed>) = 0x7f42e820a000 [pid 8826] <... futex resumed>) = 0 [pid 8825] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8827] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8827] <... futex resumed>) = 0 [pid 8825] <... mprotect resumed>) = 0 [pid 8827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8827] <... mmap resumed>) = 0x7f42e820a000 [pid 8825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8835 attached [pid 8826] <... mmap resumed>) = 0x7f42e820a000 [pid 8835] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8827] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8826] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8825] <... clone3 resumed> => {parent_tid=[8835]}, 88) = 8835 [pid 8835] <... rseq resumed>) = 0 [pid 8827] <... mprotect resumed>) = 0 [pid 8826] <... mprotect resumed>) = 0 [pid 8825] rt_sigprocmask(SIG_SETMASK, [], [pid 8835] set_robust_list(0x7f42e822a9a0, 24 [pid 8827] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8826] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8835] <... set_robust_list resumed>) = 0 [pid 8827] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8826] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8825] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8835] rt_sigprocmask(SIG_SETMASK, [], [pid 8827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8825] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8836 attached ./strace-static-x86_64: Process 8837 attached [pid 8835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8830] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8825] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8836] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8837] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8835] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8830] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8828] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8827] <... clone3 resumed> => {parent_tid=[8837]}, 88) = 8837 [pid 8826] <... clone3 resumed> => {parent_tid=[8836]}, 88) = 8836 [pid 8836] <... rseq resumed>) = 0 [pid 8837] <... rseq resumed>) = 0 [pid 8828] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8826] rt_sigprocmask(SIG_SETMASK, [], [pid 8836] set_robust_list(0x7f42e822a9a0, 24 [pid 8837] set_robust_list(0x7f42e822a9a0, 24 [pid 8828] <... futex resumed>) = 0 [pid 8826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8836] <... set_robust_list resumed>) = 0 [pid 8837] <... set_robust_list resumed>) = 0 [pid 8828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8826] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8836] rt_sigprocmask(SIG_SETMASK, [], [pid 8837] rt_sigprocmask(SIG_SETMASK, [], [pid 8828] <... mmap resumed>) = 0x7f42e820a000 [pid 8826] <... futex resumed>) = 0 [pid 8836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8828] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8826] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8836] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8837] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8828] <... mprotect resumed>) = 0 [pid 8835] <... madvise resumed>) = 0 [pid 8830] <... futex resumed>) = 0 [pid 8828] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8827] rt_sigprocmask(SIG_SETMASK, [], [pid 8828] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8838 attached [pid 8830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8828] <... clone3 resumed> => {parent_tid=[8838]}, 88) = 8838 [pid 8828] rt_sigprocmask(SIG_SETMASK, [], [pid 8838] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8838] <... rseq resumed>) = 0 [pid 8828] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8838] set_robust_list(0x7f42e822a9a0, 24 [pid 8830] <... mmap resumed>) = 0x7f42e820a000 [pid 8828] <... futex resumed>) = 0 [pid 8827] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8838] <... set_robust_list resumed>) = 0 [pid 8836] <... madvise resumed>) = 0 [pid 8830] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8828] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8830] <... mprotect resumed>) = 0 [pid 8827] <... futex resumed>) = 1 [pid 8838] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8837] <... futex resumed>) = 0 [pid 8837] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8830] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8827] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8830] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[8839]}, 88) = 8839 [pid 8830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 8839 attached [pid 8839] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8836] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8839] <... rseq resumed>) = 0 [pid 8836] <... futex resumed>) = 1 [pid 8826] <... futex resumed>) = 0 [pid 8839] set_robust_list(0x7f42e822a9a0, 24 [pid 8836] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8826] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8839] <... set_robust_list resumed>) = 0 [pid 8836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8839] rt_sigprocmask(SIG_SETMASK, [], [pid 8838] <... madvise resumed>) = 0 [pid 8836] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8826] <... futex resumed>) = 0 [pid 8839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8826] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8839] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8835] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8830] <... futex resumed>) = 0 [pid 8838] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8837] <... madvise resumed>) = 0 [pid 8835] <... futex resumed>) = 1 [pid 8830] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8825] <... futex resumed>) = 0 [pid 8837] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8835] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8825] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8837] <... futex resumed>) = 1 [pid 8835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8827] <... futex resumed>) = 0 [pid 8825] <... futex resumed>) = 0 [pid 8837] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8835] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8827] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8825] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8838] <... futex resumed>) = 1 [pid 8828] <... futex resumed>) = 0 [pid 8837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8827] <... futex resumed>) = 0 [pid 8828] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8838] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8837] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8828] <... futex resumed>) = 0 [pid 8827] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8828] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8837] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8835] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8835] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8825] <... futex resumed>) = 0 [pid 8837] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8835] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8838] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8837] <... futex resumed>) = 1 [pid 8827] <... futex resumed>) = 0 [pid 8838] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8837] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8828] <... futex resumed>) = 0 [pid 8838] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8836] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8836] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8826] <... futex resumed>) = 0 [pid 8836] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8839] <... madvise resumed>) = 0 [pid 8839] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8830] <... futex resumed>) = 0 [pid 8830] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8830] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8839] <... futex resumed>) = 1 [pid 8839] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 8839] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8830] <... futex resumed>) = 0 [pid 8839] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8834] <... mmap resumed>) = 0x20000000 [pid 8832] <... mmap resumed>) = 0x20000000 [pid 8829] <... mmap resumed>) = 0x20000000 [pid 8834] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8833] <... mmap resumed>) = 0x20000000 [pid 8832] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8831] <... mmap resumed>) = 0x20000000 [pid 8829] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8834] <... futex resumed>) = 0 [pid 8833] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8832] <... futex resumed>) = 0 [pid 8831] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8830] exit_group(0 [pid 8829] <... futex resumed>) = 0 [pid 8839] <... futex resumed>) = ? [pid 8833] <... futex resumed>) = 0 [pid 8832] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8831] <... futex resumed>) = 0 [pid 8830] <... exit_group resumed>) = ? [pid 8829] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8826] exit_group(0 [pid 8839] +++ exited with 0 +++ [pid 8836] <... futex resumed>) = ? [pid 8834] +++ exited with 0 +++ [pid 8833] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8832] <... futex resumed>) = ? [pid 8831] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8830] +++ exited with 0 +++ [pid 8828] exit_group(0 [pid 8827] exit_group(0 [pid 8826] <... exit_group resumed>) = ? [pid 8838] <... futex resumed>) = ? [pid 8836] +++ exited with 0 +++ [pid 8837] <... futex resumed>) = ? [pid 8833] <... futex resumed>) = ? [pid 8832] +++ exited with 0 +++ [pid 8831] <... futex resumed>) = ? [pid 8828] <... exit_group resumed>) = ? [pid 8827] <... exit_group resumed>) = ? [pid 8825] exit_group(0 [pid 8838] +++ exited with 0 +++ [pid 8837] +++ exited with 0 +++ [pid 8835] <... futex resumed>) = ? [pid 8829] <... futex resumed>) = ? [pid 8825] <... exit_group resumed>) = ? [pid 8835] +++ exited with 0 +++ [pid 8829] +++ exited with 0 +++ [pid 8826] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8830, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8825] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8825, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 8833] +++ exited with 0 +++ [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8826, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8831] +++ exited with 0 +++ [pid 8827] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 8840 attached [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8827, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8840] set_robust_list(0x5555712a26a0, 24 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8841 attached [pid 8840] <... set_robust_list resumed>) = 0 [pid 8841] set_robust_list(0x5555712a26a0, 24 [pid 8840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8841] <... set_robust_list resumed>) = 0 [pid 8840] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 8842 attached [pid 8842] set_robust_list(0x5555712a26a0, 24 [pid 8841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8840] setpgid(0, 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8840 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8843 attached [pid 8842] <... set_robust_list resumed>) = 0 [pid 8841] <... prctl resumed>) = 0 [pid 8840] <... setpgid resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8841 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8842 [pid 8843] set_robust_list(0x5555712a26a0, 24 [pid 8842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8841] setpgid(0, 0 [pid 8843] <... set_robust_list resumed>) = 0 [pid 8840] <... openat resumed>) = 3 [pid 8841] <... setpgid resumed>) = 0 [pid 8843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8840] write(3, "1000", 4 [pid 8843] <... prctl resumed>) = 0 [pid 8840] <... write resumed>) = 4 [pid 8843] setpgid(0, 0 [pid 8842] <... prctl resumed>) = 0 [pid 8841] <... openat resumed>) = 3 [pid 8840] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8843 [pid 8843] <... setpgid resumed>) = 0 [pid 8842] setpgid(0, 0 [pid 8841] write(3, "1000", 4 [pid 8840] <... close resumed>) = 0 executing program [pid 8828] +++ exited with 0 +++ [pid 8840] write(1, "executing program\n", 18 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8828, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8842] <... setpgid resumed>) = 0 [pid 8841] <... write resumed>) = 4 [pid 8840] <... write resumed>) = 18 [pid 8840] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8843] <... openat resumed>) = 3 [pid 8842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8841] close(3 [pid 8840] <... futex resumed>) = 0 executing program executing program [pid 8843] write(3, "1000", 4) = 4 [pid 8841] <... close resumed>) = 0 [pid 8840] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8842] <... openat resumed>) = 3 [pid 8841] write(1, "executing program\n", 18 [pid 8840] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8843] close(3) = 0 [pid 8841] <... write resumed>) = 18 [pid 8840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8843] write(1, "executing program\n", 18) = 18 [pid 8843] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8842] write(3, "1000", 4 [pid 8840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8843] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8841] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8842] <... write resumed>) = 4 [pid 8842] close(3 [pid 8841] <... futex resumed>) = 0 [pid 8840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8842] <... close resumed>) = 0 [pid 8841] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8840] <... mmap resumed>) = 0x7f42e822b000 [pid 8841] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8840] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE executing program [pid 8842] write(1, "executing program\n", 18 [pid 8841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8842] <... write resumed>) = 18 [pid 8841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8840] <... mprotect resumed>) = 0 [pid 8843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8841] <... mmap resumed>) = 0x7f42e822b000 [pid 8842] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8843] <... mmap resumed>) = 0x7f42e822b000 [pid 8840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8843] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8842] <... futex resumed>) = 0 [pid 8841] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8842] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8841] <... mprotect resumed>) = 0 [pid 8840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8841] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 8844 attached [pid 8843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8844] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8840] <... clone3 resumed> => {parent_tid=[8844]}, 88) = 8844 [pid 5843] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 8846 attached ./strace-static-x86_64: Process 8845 attached [pid 8844] <... rseq resumed>) = 0 [pid 8842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8840] rt_sigprocmask(SIG_SETMASK, [], [pid 8846] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8845] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8844] set_robust_list(0x7f42e824b9a0, 24 [pid 8843] <... clone3 resumed> => {parent_tid=[8846]}, 88) = 8846 [pid 8842] <... mmap resumed>) = 0x7f42e822b000 [pid 8841] <... clone3 resumed> => {parent_tid=[8845]}, 88) = 8845 [pid 8840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8846] <... rseq resumed>) = 0 [pid 8845] <... rseq resumed>) = 0 [pid 8842] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8841] rt_sigprocmask(SIG_SETMASK, [], [pid 8840] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8846] set_robust_list(0x7f42e824b9a0, 24 [pid 8845] set_robust_list(0x7f42e824b9a0, 24 [pid 8842] <... mprotect resumed>) = 0 [pid 8846] <... set_robust_list resumed>) = 0 [pid 8845] <... set_robust_list resumed>) = 0 [pid 8842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8840] <... futex resumed>) = 0 [pid 8846] rt_sigprocmask(SIG_SETMASK, [], [pid 8845] rt_sigprocmask(SIG_SETMASK, [], [pid 8844] <... set_robust_list resumed>) = 0 [pid 8843] rt_sigprocmask(SIG_SETMASK, [], [pid 8844] rt_sigprocmask(SIG_SETMASK, [], [pid 8843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8841] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8840] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8846] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8845] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8841] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8847 attached [pid 8845] <... openat resumed>) = 3 [pid 8844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8843] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8841] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8844] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8843] <... futex resumed>) = 1 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8848 ./strace-static-x86_64: Process 8848 attached [pid 8847] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8846] <... futex resumed>) = 0 [pid 8845] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8844] <... openat resumed>) = 3 [pid 8843] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8842] <... clone3 resumed> => {parent_tid=[8847]}, 88) = 8847 [pid 8848] set_robust_list(0x5555712a26a0, 24 [pid 8847] <... rseq resumed>) = 0 [pid 8846] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8845] <... futex resumed>) = 1 [pid 8844] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8842] rt_sigprocmask(SIG_SETMASK, [], [pid 8841] <... futex resumed>) = 0 [pid 8848] <... set_robust_list resumed>) = 0 [pid 8847] set_robust_list(0x7f42e824b9a0, 24 [pid 8846] <... openat resumed>) = 3 [pid 8845] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8844] <... futex resumed>) = 1 [pid 8842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8841] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8840] <... futex resumed>) = 0 [pid 8848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8847] <... set_robust_list resumed>) = 0 [pid 8846] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8844] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8842] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8841] <... futex resumed>) = 0 [pid 8840] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8848] <... prctl resumed>) = 0 [pid 8847] rt_sigprocmask(SIG_SETMASK, [], [pid 8846] <... futex resumed>) = 1 [pid 8845] dup(3 [pid 8844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8843] <... futex resumed>) = 0 [pid 8842] <... futex resumed>) = 0 [pid 8841] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8840] <... futex resumed>) = 0 [pid 8848] setpgid(0, 0 [pid 8847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8846] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8845] <... dup resumed>) = 4 [pid 8844] dup(3 [pid 8843] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8842] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8840] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8848] <... setpgid resumed>) = 0 [pid 8847] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8845] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8844] <... dup resumed>) = 4 [pid 8843] <... futex resumed>) = 0 [pid 8848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8847] <... openat resumed>) = 3 [pid 8846] dup(3 [pid 8845] <... futex resumed>) = 1 [pid 8844] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8843] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8841] <... futex resumed>) = 0 [pid 8847] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8846] <... dup resumed>) = 4 [pid 8845] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8844] <... futex resumed>) = 1 [pid 8848] <... openat resumed>) = 3 [pid 8847] <... futex resumed>) = 1 [pid 8846] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8844] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8842] <... futex resumed>) = 0 [pid 8841] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8847] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8840] <... futex resumed>) = 0 [pid 8848] write(3, "1000", 4 [pid 8846] <... futex resumed>) = 1 [pid 8845] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8843] <... futex resumed>) = 0 [pid 8842] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8841] <... futex resumed>) = 0 [pid 8840] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8848] <... write resumed>) = 4 [pid 8846] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8844] <... futex resumed>) = 0 [pid 8843] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8840] <... futex resumed>) = 1 [pid 8848] close(3 [pid 8844] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8843] <... futex resumed>) = 0 [pid 8840] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8848] <... close resumed>) = 0 [pid 8846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8842] <... futex resumed>) = 1 [pid 8841] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8848] write(1, "executing program\n", 18 executing program [pid 8843] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8842] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8846] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8848] <... write resumed>) = 18 [pid 8847] <... futex resumed>) = 0 [pid 8848] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8847] dup(3) = 4 [pid 8848] <... futex resumed>) = 0 [pid 8847] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8848] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8847] <... futex resumed>) = 1 [pid 8848] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8847] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8848] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8848] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8848] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[8849]}, 88) = 8849 ./strace-static-x86_64: Process 8849 attached [pid 8842] <... futex resumed>) = 0 [pid 8842] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8847] <... futex resumed>) = 0 [pid 8849] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8847] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8842] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8848] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8849] <... rseq resumed>) = 0 [pid 8848] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8849] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8849] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8849] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8849] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8848] <... futex resumed>) = 0 [pid 8848] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8849] <... futex resumed>) = 0 [pid 8848] <... futex resumed>) = 1 [pid 8849] dup(3 [pid 8848] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8849] <... dup resumed>) = 4 [pid 8849] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8849] <... futex resumed>) = 0 [pid 8849] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8848] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8849] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8848] <... futex resumed>) = 0 [pid 8848] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8843] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8841] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8843] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8841] <... futex resumed>) = 0 [pid 8841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8843] <... futex resumed>) = 0 [pid 8840] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8841] <... mmap resumed>) = 0x7f42e820a000 [pid 8843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8841] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8840] <... futex resumed>) = 0 [pid 8843] <... mmap resumed>) = 0x7f42e820a000 [pid 8841] <... mprotect resumed>) = 0 [pid 8840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8843] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8840] <... mmap resumed>) = 0x7f42e820a000 [pid 8843] <... mprotect resumed>) = 0 [pid 8840] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8840] <... mprotect resumed>) = 0 [pid 8843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8840] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8851 attached ./strace-static-x86_64: Process 8850 attached [pid 8851] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8841] <... clone3 resumed> => {parent_tid=[8850]}, 88) = 8850 [pid 8851] <... rseq resumed>) = 0 [pid 8850] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8843] <... clone3 resumed> => {parent_tid=[8851]}, 88) = 8851 [pid 8841] rt_sigprocmask(SIG_SETMASK, [], [pid 8840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8852 attached [pid 8851] set_robust_list(0x7f42e822a9a0, 24 [pid 8850] <... rseq resumed>) = 0 [pid 8843] rt_sigprocmask(SIG_SETMASK, [], [pid 8841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8850] set_robust_list(0x7f42e822a9a0, 24 [pid 8842] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8840] <... clone3 resumed> => {parent_tid=[8852]}, 88) = 8852 [pid 8850] <... set_robust_list resumed>) = 0 [pid 8843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8840] rt_sigprocmask(SIG_SETMASK, [], [pid 8843] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8850] rt_sigprocmask(SIG_SETMASK, [], [pid 8843] <... futex resumed>) = 0 [pid 8840] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8843] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8840] <... futex resumed>) = 0 [pid 8840] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8850] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8852] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8851] <... set_robust_list resumed>) = 0 [pid 8842] <... futex resumed>) = 0 [pid 8841] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8852] <... rseq resumed>) = 0 [pid 8842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8841] <... futex resumed>) = 0 [pid 8852] set_robust_list(0x7f42e822a9a0, 24 [pid 8851] rt_sigprocmask(SIG_SETMASK, [], [pid 8841] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8852] <... set_robust_list resumed>) = 0 [pid 8851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8852] rt_sigprocmask(SIG_SETMASK, [], [pid 8851] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8848] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8850] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8848] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8852] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8848] <... futex resumed>) = 0 [pid 8848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8848] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8848] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8853 attached => {parent_tid=[8853]}, 88) = 8853 [pid 8848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8842] <... mmap resumed>) = 0x7f42e820a000 [pid 8842] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8848] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8853] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8851] <... madvise resumed>) = 0 [pid 8850] <... madvise resumed>) = 0 [pid 8848] <... futex resumed>) = 0 [pid 8842] <... mprotect resumed>) = 0 [pid 8853] <... rseq resumed>) = 0 [pid 8853] set_robust_list(0x7f42e822a9a0, 24 [pid 8848] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8853] <... set_robust_list resumed>) = 0 [pid 8853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8853] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8852] <... madvise resumed>) = 0 [pid 8851] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8854 attached ) = 1 [pid 8850] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8843] <... futex resumed>) = 0 [pid 8850] <... futex resumed>) = 1 [pid 8843] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8842] <... clone3 resumed> => {parent_tid=[8854]}, 88) = 8854 [pid 8841] <... futex resumed>) = 0 [pid 8842] rt_sigprocmask(SIG_SETMASK, [], [pid 8850] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8843] <... futex resumed>) = 0 [pid 8842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8841] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8843] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8842] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8841] <... futex resumed>) = 0 [pid 8841] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8854] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8854] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8851] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8842] <... futex resumed>) = 0 [pid 8854] rt_sigprocmask(SIG_SETMASK, [], [pid 8842] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8852] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8840] <... futex resumed>) = 0 [pid 8852] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8840] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8840] <... futex resumed>) = 0 [pid 8854] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8852] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8840] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8853] <... madvise resumed>) = 0 [pid 8850] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8850] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8841] <... futex resumed>) = 0 [pid 8853] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8850] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8853] <... futex resumed>) = 1 [pid 8852] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8851] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8848] <... futex resumed>) = 0 [pid 8854] <... madvise resumed>) = 0 [pid 8848] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8851] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8852] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8851] <... futex resumed>) = 1 [pid 8852] <... futex resumed>) = 1 [pid 8851] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8852] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8853] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8848] <... futex resumed>) = 0 [pid 8843] <... futex resumed>) = 0 [pid 8840] <... futex resumed>) = 0 [pid 8848] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8853] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8853] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8848] <... futex resumed>) = 0 [pid 8853] <... futex resumed>) = 1 [pid 8853] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8854] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8842] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8854] <... futex resumed>) = 0 [pid 8842] <... futex resumed>) = 0 [pid 8854] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8842] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8854] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8854] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8842] <... futex resumed>) = 0 [pid 8854] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8849] <... mmap resumed>) = 0x20000000 [pid 8847] <... mmap resumed>) = 0x20000000 [pid 8849] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8846] <... mmap resumed>) = 0x20000000 [pid 8845] <... mmap resumed>) = 0x20000000 [pid 8844] <... mmap resumed>) = 0x20000000 [pid 8848] exit_group(0 [pid 8847] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8846] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8844] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8840] exit_group(0 [pid 8853] <... futex resumed>) = ? [pid 8852] <... futex resumed>) = ? [pid 8849] <... futex resumed>) = ? [pid 8848] <... exit_group resumed>) = ? [pid 8847] <... futex resumed>) = 0 [pid 8846] <... futex resumed>) = 0 [pid 8845] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8844] <... futex resumed>) = ? [pid 8843] exit_group(0 [pid 8840] <... exit_group resumed>) = ? [pid 8853] +++ exited with 0 +++ [pid 8852] +++ exited with 0 +++ [pid 8849] +++ exited with 0 +++ [pid 8847] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8846] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8844] +++ exited with 0 +++ [pid 8851] <... futex resumed>) = ? [pid 8846] <... futex resumed>) = ? [pid 8845] <... futex resumed>) = 0 [pid 8843] <... exit_group resumed>) = ? [pid 8842] exit_group(0 [pid 8841] exit_group(0 [pid 8854] <... futex resumed>) = ? [pid 8851] +++ exited with 0 +++ [pid 8848] +++ exited with 0 +++ [pid 8850] <... futex resumed>) = ? [pid 8847] <... futex resumed>) = ? [pid 8846] +++ exited with 0 +++ [pid 8842] <... exit_group resumed>) = ? [pid 8841] <... exit_group resumed>) = ? [pid 8840] +++ exited with 0 +++ [pid 8854] +++ exited with 0 +++ [pid 8850] +++ exited with 0 +++ [pid 8847] +++ exited with 0 +++ [pid 8845] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8848, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8840, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... restart_syscall resumed>) = 0 [pid 8843] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8843, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8855 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8855 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8856 [pid 8855] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 8856 attached ) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8856] set_robust_list(0x5555712a26a0, 24 [pid 8855] <... prctl resumed>) = 0 [pid 8842] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8856] <... set_robust_list resumed>) = 0 [pid 8855] setpgid(0, 0 [pid 8856] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 8857 attached [pid 8855] <... setpgid resumed>) = 0 [pid 8857] set_robust_list(0x5555712a26a0, 24 [pid 8855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8857 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8842, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8857] <... set_robust_list resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... restart_syscall resumed>) = 0 [pid 8857] <... prctl resumed>) = 0 [pid 8857] setpgid(0, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8858 attached [pid 8857] <... setpgid resumed>) = 0 [pid 8857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8858] set_robust_list(0x5555712a26a0, 24 [pid 8857] <... openat resumed>) = 3 [pid 8858] <... set_robust_list resumed>) = 0 [pid 8841] +++ exited with 0 +++ [pid 8856] <... prctl resumed>) = 0 [pid 8858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8856] setpgid(0, 0 [pid 8855] <... openat resumed>) = 3 [pid 8856] <... setpgid resumed>) = 0 [pid 8855] write(3, "1000", 4 [pid 8858] <... prctl resumed>) = 0 [pid 8857] write(3, "1000", 4 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8841, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 8858] setpgid(0, 0 [pid 8857] <... write resumed>) = 4 [pid 8856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8855] <... write resumed>) = 4 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8858 [pid 8858] <... setpgid resumed>) = 0 [pid 8857] close(3 [pid 8855] close(3 [pid 8858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8857] <... close resumed>) = 0 [pid 8856] <... openat resumed>) = 3 [pid 8855] <... close resumed>) = 0 [pid 8858] <... openat resumed>) = 3 [pid 8857] write(1, "executing program\n", 18executing program [pid 8856] write(3, "1000", 4 [pid 8855] write(1, "executing program\n", 18executing program [pid 8858] write(3, "1000", 4 [pid 8857] <... write resumed>) = 18 [pid 8856] <... write resumed>) = 4 [pid 8855] <... write resumed>) = 18 [pid 8858] <... write resumed>) = 4 [pid 8856] close(3 [pid 8855] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8856] <... close resumed>) = 0 executing program [pid 8855] <... futex resumed>) = 0 [pid 8858] close(3 [pid 8857] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8856] write(1, "executing program\n", 18 [pid 8855] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8858] <... close resumed>) = 0 executing program [pid 8857] <... futex resumed>) = 0 [pid 8856] <... write resumed>) = 18 [pid 8855] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8858] write(1, "executing program\n", 18 [pid 8857] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8858] <... write resumed>) = 18 [pid 8857] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8856] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 8858] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8856] <... futex resumed>) = 0 [pid 8855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8858] <... futex resumed>) = 0 [pid 8857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8856] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8855] <... mmap resumed>) = 0x7f42e822b000 [pid 8858] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8856] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8855] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8859 attached [pid 8858] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8857] <... mmap resumed>) = 0x7f42e822b000 [pid 8856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8855] <... mprotect resumed>) = 0 [pid 8858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8857] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8857] <... mprotect resumed>) = 0 [pid 8859] set_robust_list(0x5555712a26a0, 24 [pid 8856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8859] <... set_robust_list resumed>) = 0 [pid 8858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8858] <... mmap resumed>) = 0x7f42e822b000 [pid 8857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8856] <... mmap resumed>) = 0x7f42e822b000 [pid 8855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8859 [pid 8858] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8860 attached [pid 8859] <... prctl resumed>) = 0 [pid 8858] <... mprotect resumed>) = 0 [pid 8856] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8859] setpgid(0, 0 [pid 8856] <... mprotect resumed>) = 0 [pid 8857] <... clone3 resumed> => {parent_tid=[8860]}, 88) = 8860 ./strace-static-x86_64: Process 8861 attached [pid 8859] <... setpgid resumed>) = 0 [pid 8857] rt_sigprocmask(SIG_SETMASK, [], [pid 8856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8857] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8860] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8857] <... futex resumed>) = 0 [pid 8856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8855] <... clone3 resumed> => {parent_tid=[8861]}, 88) = 8861 [pid 8861] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8859] <... openat resumed>) = 3 [pid 8857] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8855] rt_sigprocmask(SIG_SETMASK, [], [pid 8860] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 8862 attached [pid 8861] <... rseq resumed>) = 0 [pid 8858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8860] set_robust_list(0x7f42e824b9a0, 24 [pid 8855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8862] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8861] set_robust_list(0x7f42e824b9a0, 24 [pid 8860] <... set_robust_list resumed>) = 0 [pid 8859] write(3, "1000", 4 [pid 8858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8856] <... clone3 resumed> => {parent_tid=[8862]}, 88) = 8862 [pid 8855] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8862] <... rseq resumed>) = 0 [pid 8861] <... set_robust_list resumed>) = 0 [pid 8860] rt_sigprocmask(SIG_SETMASK, [], [pid 8859] <... write resumed>) = 4 [pid 8858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8856] rt_sigprocmask(SIG_SETMASK, [], [pid 8855] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8863 attached [pid 8862] set_robust_list(0x7f42e824b9a0, 24 [pid 8861] rt_sigprocmask(SIG_SETMASK, [], [pid 8860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8859] close(3 [pid 8856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8855] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8863] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8862] <... set_robust_list resumed>) = 0 [pid 8861] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 8860] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8859] <... close resumed>) = 0 [pid 8856] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8863] <... rseq resumed>) = 0 [pid 8862] rt_sigprocmask(SIG_SETMASK, [], [pid 8861] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8858] <... clone3 resumed> => {parent_tid=[8863]}, 88) = 8863 [pid 8863] set_robust_list(0x7f42e824b9a0, 24 [pid 8862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8861] <... openat resumed>) = 3 [pid 8860] <... openat resumed>) = 3 [pid 8859] write(1, "executing program\n", 18 [pid 8858] rt_sigprocmask(SIG_SETMASK, [], [pid 8856] <... futex resumed>) = 0 [pid 8863] <... set_robust_list resumed>) = 0 [pid 8862] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8861] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8860] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8859] <... write resumed>) = 18 [pid 8858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8863] rt_sigprocmask(SIG_SETMASK, [], [pid 8862] <... openat resumed>) = 3 [pid 8861] <... futex resumed>) = 1 [pid 8860] <... futex resumed>) = 1 [pid 8859] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8858] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8857] <... futex resumed>) = 0 [pid 8856] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8855] <... futex resumed>) = 0 [pid 8863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8862] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8861] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8860] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8859] <... futex resumed>) = 0 [pid 8858] <... futex resumed>) = 0 [pid 8857] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8855] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8863] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8862] <... futex resumed>) = 0 [pid 8861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8859] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8858] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8857] <... futex resumed>) = 0 [pid 8856] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8855] <... futex resumed>) = 0 [pid 8863] <... openat resumed>) = 3 [pid 8862] dup(3 [pid 8861] dup(3 [pid 8860] dup(3 [pid 8859] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8857] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8856] <... futex resumed>) = 0 [pid 8855] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8863] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8862] <... dup resumed>) = 4 [pid 8861] <... dup resumed>) = 4 [pid 8860] <... dup resumed>) = 4 [pid 8859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8856] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8863] <... futex resumed>) = 1 [pid 8862] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8861] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8860] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8858] <... futex resumed>) = 0 [pid 8856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8863] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8862] <... futex resumed>) = 0 [pid 8861] <... futex resumed>) = 1 [pid 8860] <... futex resumed>) = 1 [pid 8859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8858] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8857] <... futex resumed>) = 0 [pid 8855] <... futex resumed>) = 0 [pid 8856] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8862] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8861] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8860] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8859] <... mmap resumed>) = 0x7f42e822b000 [pid 8858] <... futex resumed>) = 0 [pid 8857] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8856] <... futex resumed>) = 0 [pid 8855] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8863] dup(3 [pid 8861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8859] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8858] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8857] <... futex resumed>) = 0 [pid 8855] <... futex resumed>) = 0 [pid 8863] <... dup resumed>) = 4 [pid 8861] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8860] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8859] <... mprotect resumed>) = 0 [pid 8857] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8855] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8863] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8863] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8856] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8858] <... futex resumed>) = 0 [pid 8859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8858] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8864 attached [pid 8863] <... futex resumed>) = 0 [pid 8858] <... futex resumed>) = 1 [pid 8863] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8858] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8859] <... clone3 resumed> => {parent_tid=[8864]}, 88) = 8864 [pid 8859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8859] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8859] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8864] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8864] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8864] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8864] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8859] <... futex resumed>) = 0 [pid 8859] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8859] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8864] dup(3) = 4 [pid 8864] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8859] <... futex resumed>) = 0 [pid 8864] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8859] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8859] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8855] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8855] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8855] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8856] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8865 attached [pid 8857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8856] <... futex resumed>) = 0 [pid 8856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8855] <... clone3 resumed> => {parent_tid=[8865]}, 88) = 8865 [pid 8857] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8865] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8857] <... futex resumed>) = 0 [pid 8855] rt_sigprocmask(SIG_SETMASK, [], [pid 8865] <... rseq resumed>) = 0 [pid 8857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8856] <... mmap resumed>) = 0x7f42e820a000 [pid 8855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8865] set_robust_list(0x7f42e822a9a0, 24 [pid 8858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8857] <... mmap resumed>) = 0x7f42e820a000 [pid 8856] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8855] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8865] <... set_robust_list resumed>) = 0 [pid 8858] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8857] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8856] <... mprotect resumed>) = 0 [pid 8855] <... futex resumed>) = 0 [pid 8865] rt_sigprocmask(SIG_SETMASK, [], [pid 8855] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8856] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8866 attached => {parent_tid=[8866]}, 88) = 8866 [pid 8866] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8866] <... rseq resumed>) = 0 [pid 8856] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8858] <... futex resumed>) = 0 [pid 8857] <... mprotect resumed>) = 0 [pid 8856] <... futex resumed>) = 0 [pid 8866] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8865] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8856] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8866] rt_sigprocmask(SIG_SETMASK, [], [pid 8859] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8859] <... futex resumed>) = 0 [pid 8866] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8858] <... mmap resumed>) = 0x7f42e820a000 [pid 8857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8858] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8867 attached [pid 8859] <... mmap resumed>) = 0x7f42e820a000 [pid 8858] <... mprotect resumed>) = 0 [pid 8857] <... clone3 resumed> => {parent_tid=[8867]}, 88) = 8867 [pid 8859] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8857] rt_sigprocmask(SIG_SETMASK, [], [pid 8867] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8865] <... madvise resumed>) = 0 [pid 8859] <... mprotect resumed>) = 0 [pid 8858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8868 attached [pid 8867] <... rseq resumed>) = 0 [pid 8866] <... madvise resumed>) = 0 [pid 8865] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8857] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8868] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8867] set_robust_list(0x7f42e822a9a0, 24 [pid 8865] <... futex resumed>) = 1 [pid 8859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8858] <... clone3 resumed> => {parent_tid=[8868]}, 88) = 8868 [pid 8857] <... futex resumed>) = 0 [pid 8855] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8869 attached [pid 8868] <... rseq resumed>) = 0 [pid 8867] <... set_robust_list resumed>) = 0 [pid 8865] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8858] rt_sigprocmask(SIG_SETMASK, [], [pid 8857] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8855] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8869] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8868] set_robust_list(0x7f42e822a9a0, 24 [pid 8867] rt_sigprocmask(SIG_SETMASK, [], [pid 8866] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8859] <... clone3 resumed> => {parent_tid=[8869]}, 88) = 8869 [pid 8858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8855] <... futex resumed>) = 0 [pid 8868] <... set_robust_list resumed>) = 0 [pid 8867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8866] <... futex resumed>) = 1 [pid 8865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8859] rt_sigprocmask(SIG_SETMASK, [], [pid 8858] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8856] <... futex resumed>) = 0 [pid 8855] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8869] <... rseq resumed>) = 0 [pid 8868] rt_sigprocmask(SIG_SETMASK, [], [pid 8867] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8866] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8865] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8858] <... futex resumed>) = 0 [pid 8856] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8869] set_robust_list(0x7f42e822a9a0, 24 [pid 8868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8859] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8858] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8856] <... futex resumed>) = 0 [pid 8869] <... set_robust_list resumed>) = 0 [pid 8868] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8859] <... futex resumed>) = 0 [pid 8856] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8859] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8869] rt_sigprocmask(SIG_SETMASK, [], [pid 8866] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8869] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8867] <... madvise resumed>) = 0 [pid 8867] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8857] <... futex resumed>) = 0 [pid 8857] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8867] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8857] <... futex resumed>) = 0 [pid 8857] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8868] <... madvise resumed>) = 0 [pid 8868] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8858] <... futex resumed>) = 0 [pid 8868] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8858] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8858] <... futex resumed>) = 0 [pid 8868] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8858] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8867] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8866] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8865] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8868] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8867] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8866] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8867] <... futex resumed>) = 1 [pid 8866] <... futex resumed>) = 1 [pid 8857] <... futex resumed>) = 0 [pid 8856] <... futex resumed>) = 0 [pid 8868] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8867] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8866] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8868] <... futex resumed>) = 1 [pid 8865] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8858] <... futex resumed>) = 0 [pid 8868] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8865] <... futex resumed>) = 1 [pid 8855] <... futex resumed>) = 0 [pid 8865] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8859] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 8859] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8869] <... madvise resumed>) = 0 [pid 8859] <... mmap resumed>) = 0x7f42e81e9000 [pid 8859] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8869] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8864] <... mmap resumed>) = 0x20000000 [pid 8869] <... futex resumed>) = 0 [pid 8862] <... mmap resumed>) = 0x20000000 [pid 8861] <... mmap resumed>) = 0x20000000 [pid 8860] <... mmap resumed>) = 0x20000000 [pid 8859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8869] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8864] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8863] <... mmap resumed>) = 0x20000000 [pid 8862] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8861] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8860] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8864] <... futex resumed>) = 0 [pid 8863] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8862] <... futex resumed>) = 0 [pid 8861] <... futex resumed>) = 0 [pid 8860] <... futex resumed>) = 0 [pid 8859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 8870 attached [pid 8864] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8863] <... futex resumed>) = 0 [pid 8862] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8861] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8860] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8858] exit_group(0 [pid 8857] exit_group(0 [pid 8856] exit_group(0 [pid 8855] exit_group(0 [pid 8870] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 8868] <... futex resumed>) = ? [pid 8867] <... futex resumed>) = ? [pid 8866] <... futex resumed>) = ? [pid 8865] <... futex resumed>) = ? [pid 8862] <... futex resumed>) = ? [pid 8861] <... futex resumed>) = ? [pid 8860] <... futex resumed>) = ? [pid 8859] <... clone3 resumed> => {parent_tid=[8870]}, 88) = 8870 [pid 8858] <... exit_group resumed>) = ? [pid 8857] <... exit_group resumed>) = ? [pid 8856] <... exit_group resumed>) = ? [pid 8855] <... exit_group resumed>) = ? [pid 8870] <... rseq resumed>) = 0 [pid 8868] +++ exited with 0 +++ [pid 8867] +++ exited with 0 +++ [pid 8866] +++ exited with 0 +++ [pid 8865] +++ exited with 0 +++ [pid 8863] +++ exited with 0 +++ [pid 8862] +++ exited with 0 +++ [pid 8861] +++ exited with 0 +++ [pid 8860] +++ exited with 0 +++ [pid 8859] rt_sigprocmask(SIG_SETMASK, [], [pid 8857] +++ exited with 0 +++ [pid 8870] set_robust_list(0x7f42e82099a0, 24) = 0 [pid 8870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8870] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8859] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 8870] <... futex resumed>) = 0 [pid 8870] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 8870] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8870] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8859] <... futex resumed>) = 1 [pid 8859] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8859] exit_group(0 [pid 8870] <... futex resumed>) = ? [pid 8859] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8857, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8869] <... futex resumed>) = ? [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8869] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 8870] +++ exited with 0 +++ [pid 8864] <... futex resumed>) = ? [pid 8856] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8858] +++ exited with 0 +++ [pid 8864] +++ exited with 0 +++ [pid 8859] +++ exited with 0 +++ ./strace-static-x86_64: Process 8871 attached [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8856, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8858, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8859, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8871] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... restart_syscall resumed>) = 0 [pid 8871] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8871 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... restart_syscall resumed>) = 0 [pid 8871] <... prctl resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8872 attached [pid 8871] setpgid(0, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8873 attached [pid 8872] set_robust_list(0x5555712a26a0, 24 [pid 8871] <... setpgid resumed>) = 0 [pid 8855] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8872 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8873] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8872] <... set_robust_list resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8855, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 8873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 8874 attached [pid 8873] <... prctl resumed>) = 0 [pid 8872] <... prctl resumed>) = 0 [pid 8873] setpgid(0, 0 [pid 8871] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8873 [pid 8873] <... setpgid resumed>) = 0 [pid 8872] setpgid(0, 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8874] set_robust_list(0x5555712a26a0, 24 [pid 8871] write(3, "1000", 4 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8874 [pid 8874] <... set_robust_list resumed>) = 0 [pid 8871] <... write resumed>) = 4 executing program ./strace-static-x86_64: Process 8875 attached [pid 8874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8872] <... setpgid resumed>) = 0 [pid 8871] close(3 [pid 8874] <... prctl resumed>) = 0 [pid 8871] <... close resumed>) = 0 [pid 8875] set_robust_list(0x5555712a26a0, 24 [pid 8874] setpgid(0, 0 [pid 8872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8871] write(1, "executing program\n", 18 [pid 8874] <... setpgid resumed>) = 0 [pid 8873] <... openat resumed>) = 3 [pid 8871] <... write resumed>) = 18 [pid 8875] <... set_robust_list resumed>) = 0 [pid 8874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8871] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8875 [pid 8872] <... openat resumed>) = 3 [pid 8871] <... futex resumed>) = 0 [pid 8874] <... openat resumed>) = 3 [pid 8871] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8873] write(3, "1000", 4 [pid 8872] write(3, "1000", 4 [pid 8871] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8875] <... prctl resumed>) = 0 [pid 8874] write(3, "1000", 4 [pid 8873] <... write resumed>) = 4 [pid 8872] <... write resumed>) = 4 [pid 8871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8875] setpgid(0, 0 [pid 8874] <... write resumed>) = 4 [pid 8873] close(3 [pid 8872] close(3 [pid 8871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8874] close(3 [pid 8875] <... setpgid resumed>) = 0 [pid 8873] <... close resumed>) = 0 [pid 8872] <... close resumed>) = 0 [pid 8871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8874] <... close resumed>) = 0 [pid 8871] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 8874] write(1, "executing program\n", 18 [pid 8871] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8874] <... write resumed>) = 18 [pid 8871] <... mprotect resumed>) = 0 [pid 8874] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8874] <... futex resumed>) = 0 [pid 8871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8874] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8873] write(1, "executing program\n", 18executing program executing program [pid 8872] write(1, "executing program\n", 18 [pid 8871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8875] <... openat resumed>) = 3 [pid 8873] <... write resumed>) = 18 [pid 8872] <... write resumed>) = 18 ./strace-static-x86_64: Process 8876 attached [pid 8874] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8873] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8876] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8873] <... futex resumed>) = 0 [pid 8872] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8875] write(3, "1000", 4 [pid 8871] <... clone3 resumed> => {parent_tid=[8876]}, 88) = 8876 [pid 8876] <... rseq resumed>) = 0 [pid 8875] <... write resumed>) = 4 [pid 8874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8873] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8872] <... futex resumed>) = 0 [pid 8871] rt_sigprocmask(SIG_SETMASK, [], [pid 8876] set_robust_list(0x7f42e824b9a0, 24 [pid 8875] close(3 [pid 8874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8873] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8872] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8876] <... set_robust_list resumed>) = 0 [pid 8875] <... close resumed>) = 0 [pid 8874] <... mmap resumed>) = 0x7f42e822b000 [pid 8873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8872] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8871] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8876] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 8875] write(1, "executing program\n", 18 [pid 8874] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8872] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8871] <... futex resumed>) = 0 [pid 8876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8875] <... write resumed>) = 18 [pid 8874] <... mprotect resumed>) = 0 [pid 8873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8871] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8876] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8875] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8873] <... mmap resumed>) = 0x7f42e822b000 [pid 8872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8876] <... openat resumed>) = 3 [pid 8875] <... futex resumed>) = 0 [pid 8874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8872] <... mmap resumed>) = 0x7f42e822b000 [pid 8876] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8873] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8876] <... futex resumed>) = 1 [pid 8875] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8871] <... futex resumed>) = 0 [pid 8872] <... mprotect resumed>) = 0 [pid 8876] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8873] <... mprotect resumed>) = 0 [pid 8876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8871] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8876] dup(3 [pid 8871] <... futex resumed>) = 0 [pid 8873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8876] <... dup resumed>) = 4 [pid 8875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8872] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8871] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8877 attached [pid 8876] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8877] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8876] <... futex resumed>) = 0 [pid 8871] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8877] <... rseq resumed>) = 0 [pid 8876] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8871] <... futex resumed>) = 0 [pid 8877] set_robust_list(0x7f42e824b9a0, 24 [pid 8875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8874] <... clone3 resumed> => {parent_tid=[8877]}, 88) = 8877 [pid 8873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8872] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8871] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8877] <... set_robust_list resumed>) = 0 [pid 8874] rt_sigprocmask(SIG_SETMASK, [], [pid 8873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8872] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8878 attached ./strace-static-x86_64: Process 8879 attached [pid 8877] rt_sigprocmask(SIG_SETMASK, [], [pid 8875] <... mmap resumed>) = 0x7f42e822b000 [pid 8874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8879] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8878] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8875] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8874] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] <... clone3 resumed> => {parent_tid=[8878]}, 88) = 8878 [pid 8872] <... clone3 resumed> => {parent_tid=[8879]}, 88) = 8879 [pid 8879] <... rseq resumed>) = 0 [pid 8878] <... rseq resumed>) = 0 [pid 8877] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8875] <... mprotect resumed>) = 0 [pid 8874] <... futex resumed>) = 0 [pid 8873] rt_sigprocmask(SIG_SETMASK, [], [pid 8872] rt_sigprocmask(SIG_SETMASK, [], [pid 8879] set_robust_list(0x7f42e824b9a0, 24 [pid 8878] set_robust_list(0x7f42e824b9a0, 24 [pid 8877] <... openat resumed>) = 3 [pid 8875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8874] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8879] <... set_robust_list resumed>) = 0 [pid 8878] <... set_robust_list resumed>) = 0 [pid 8877] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8879] rt_sigprocmask(SIG_SETMASK, [], [pid 8878] rt_sigprocmask(SIG_SETMASK, [], [pid 8877] <... futex resumed>) = 0 [pid 8879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8877] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8879] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8878] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8873] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8879] <... futex resumed>) = 0 [pid 8878] <... futex resumed>) = 0 [pid 8875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8874] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] <... futex resumed>) = 1 [pid 8872] <... futex resumed>) = 1 [pid 8879] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8878] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8874] <... futex resumed>) = 1 [pid 8873] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8872] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8880 attached [pid 8879] <... openat resumed>) = 3 [pid 8878] <... openat resumed>) = 3 [pid 8877] <... futex resumed>) = 0 [pid 8875] <... clone3 resumed> => {parent_tid=[8880]}, 88) = 8880 [pid 8874] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8880] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8879] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8878] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8877] dup(3 [pid 8875] rt_sigprocmask(SIG_SETMASK, [], [pid 8880] <... rseq resumed>) = 0 [pid 8879] <... futex resumed>) = 1 [pid 8878] <... futex resumed>) = 1 [pid 8877] <... dup resumed>) = 4 [pid 8875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8873] <... futex resumed>) = 0 [pid 8872] <... futex resumed>) = 0 [pid 8880] set_robust_list(0x7f42e824b9a0, 24 [pid 8879] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8878] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8877] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8875] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8880] <... set_robust_list resumed>) = 0 [pid 8879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8877] <... futex resumed>) = 1 [pid 8875] <... futex resumed>) = 0 [pid 8874] <... futex resumed>) = 0 [pid 8873] <... futex resumed>) = 0 [pid 8872] <... futex resumed>) = 0 [pid 8880] rt_sigprocmask(SIG_SETMASK, [], [pid 8879] dup(3 [pid 8878] dup(3 [pid 8877] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8874] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8872] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8879] <... dup resumed>) = 4 [pid 8878] <... dup resumed>) = 4 [pid 8877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8874] <... futex resumed>) = 0 [pid 8880] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8879] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8878] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8877] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8874] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8880] <... openat resumed>) = 3 [pid 8879] <... futex resumed>) = 1 [pid 8878] <... futex resumed>) = 1 [pid 8873] <... futex resumed>) = 0 [pid 8872] <... futex resumed>) = 0 [pid 8873] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] <... futex resumed>) = 0 [pid 8872] <... futex resumed>) = 0 [pid 8873] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8872] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8879] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8878] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8880] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8880] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] <... futex resumed>) = 0 [pid 8875] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8880] <... futex resumed>) = 0 [pid 8875] <... futex resumed>) = 1 [pid 8880] dup(3 [pid 8875] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8880] <... dup resumed>) = 4 [pid 8871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8880] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8871] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8880] <... futex resumed>) = 1 [pid 8875] <... futex resumed>) = 0 [pid 8871] <... futex resumed>) = 0 [pid 8880] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8875] <... futex resumed>) = 0 [pid 8871] <... mmap resumed>) = 0x7f42e820a000 [pid 8880] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8875] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8871] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8881 attached [pid 8874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8874] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8881] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8871] <... clone3 resumed> => {parent_tid=[8881]}, 88) = 8881 [pid 8881] <... rseq resumed>) = 0 [pid 8874] <... mmap resumed>) = 0x7f42e820a000 [pid 8873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8881] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8881] rt_sigprocmask(SIG_SETMASK, [], [pid 8874] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8872] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8873] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8871] rt_sigprocmask(SIG_SETMASK, [], [pid 8881] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8874] <... mprotect resumed>) = 0 [pid 8871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8873] <... futex resumed>) = 0 [pid 8872] <... futex resumed>) = 0 [pid 8871] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8881] <... futex resumed>) = 0 [pid 8874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8871] <... futex resumed>) = 1 [pid 8881] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8873] <... mmap resumed>) = 0x7f42e820a000 [pid 8871] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8882 attached [pid 8873] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8874] <... clone3 resumed> => {parent_tid=[8882]}, 88) = 8882 [pid 8873] <... mprotect resumed>) = 0 [pid 8874] rt_sigprocmask(SIG_SETMASK, [], [pid 8873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8872] <... mmap resumed>) = 0x7f42e820a000 [pid 8882] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8872] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8883 attached [pid 8882] <... rseq resumed>) = 0 [pid 8874] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] <... mprotect resumed>) = 0 [pid 8883] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8882] set_robust_list(0x7f42e822a9a0, 24 [pid 8881] <... madvise resumed>) = 0 [pid 8874] <... futex resumed>) = 0 [pid 8882] <... set_robust_list resumed>) = 0 [pid 8874] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8873] <... clone3 resumed> => {parent_tid=[8883]}, 88) = 8883 [pid 8883] <... rseq resumed>) = 0 [pid 8882] rt_sigprocmask(SIG_SETMASK, [], [pid 8881] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] rt_sigprocmask(SIG_SETMASK, [], [pid 8872] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8883] set_robust_list(0x7f42e822a9a0, 24 [pid 8882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8881] <... futex resumed>) = 1 [pid 8873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8872] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8871] <... futex resumed>) = 0 [pid 8883] <... set_robust_list resumed>) = 0 [pid 8882] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8881] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8873] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8871] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8883] rt_sigprocmask(SIG_SETMASK, [], [pid 8875] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 8884 attached [pid 8883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8875] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8871] <... futex resumed>) = 0 [pid 8884] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8883] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8881] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8875] <... futex resumed>) = 0 [pid 8872] <... clone3 resumed> => {parent_tid=[8884]}, 88) = 8884 [pid 8871] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8884] <... rseq resumed>) = 0 [pid 8884] set_robust_list(0x7f42e822a9a0, 24 [pid 8883] <... madvise resumed>) = 0 [pid 8875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8873] <... futex resumed>) = 0 [pid 8872] rt_sigprocmask(SIG_SETMASK, [], [pid 8884] <... set_robust_list resumed>) = 0 [pid 8873] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8884] rt_sigprocmask(SIG_SETMASK, [], [pid 8883] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8882] <... madvise resumed>) = 0 [pid 8872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8883] <... futex resumed>) = 1 [pid 8873] <... futex resumed>) = 0 [pid 8872] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8884] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8883] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8873] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8872] <... futex resumed>) = 0 [pid 8884] <... madvise resumed>) = 0 [pid 8883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8882] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8873] <... futex resumed>) = 0 [pid 8872] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8882] <... futex resumed>) = 1 [pid 8874] <... futex resumed>) = 0 [pid 8873] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8882] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8874] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8874] <... futex resumed>) = 0 [pid 8882] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8874] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8883] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8884] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8872] <... futex resumed>) = 0 [pid 8872] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8884] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8872] <... futex resumed>) = 0 [pid 8872] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8884] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8883] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8882] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8881] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8875] <... mmap resumed>) = 0x7f42e820a000 [pid 8874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8884] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8883] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8882] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8881] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8875] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8884] <... futex resumed>) = 1 [pid 8883] <... futex resumed>) = 0 [pid 8882] <... futex resumed>) = 0 [pid 8881] <... futex resumed>) = 0 [pid 8872] <... futex resumed>) = 0 [pid 8884] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8883] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8882] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8881] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] <... mprotect resumed>) = 0 [pid 8875] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8885 attached [pid 8885] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8875] <... clone3 resumed> => {parent_tid=[8885]}, 88) = 8885 [pid 8885] <... rseq resumed>) = 0 [pid 8875] rt_sigprocmask(SIG_SETMASK, [], [pid 8885] set_robust_list(0x7f42e822a9a0, 24 [pid 8875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8885] <... set_robust_list resumed>) = 0 [pid 8875] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8885] rt_sigprocmask(SIG_SETMASK, [], [pid 8875] <... futex resumed>) = 0 [pid 8885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8875] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8885] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8879] <... mmap resumed>) = 0x20000000 [pid 8878] <... mmap resumed>) = 0x20000000 [pid 8876] <... mmap resumed>) = 0x20000000 [pid 8885] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8879] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8876] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8879] <... futex resumed>) = 0 [pid 8877] <... mmap resumed>) = 0x20000000 [pid 8876] <... futex resumed>) = 0 [pid 8880] <... mmap resumed>) = 0x20000000 [pid 8885] <... futex resumed>) = 1 [pid 8875] <... futex resumed>) = 0 [pid 8878] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8885] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8880] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8879] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8877] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8876] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8878] <... futex resumed>) = 0 [pid 8873] exit_group(0 [pid 8871] exit_group(0 [pid 8883] <... futex resumed>) = ? [pid 8880] <... futex resumed>) = 0 [pid 8877] <... futex resumed>) = 0 [pid 8875] <... futex resumed>) = 0 [pid 8876] <... futex resumed>) = ? [pid 8874] exit_group(0 [pid 8881] <... futex resumed>) = ? [pid 8873] <... exit_group resumed>) = ? [pid 8872] exit_group(0 [pid 8871] <... exit_group resumed>) = ? [pid 8883] +++ exited with 0 +++ [pid 8881] +++ exited with 0 +++ [pid 8880] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8879] <... futex resumed>) = ? [pid 8878] +++ exited with 0 +++ [pid 8877] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8876] +++ exited with 0 +++ [pid 8875] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8872] <... exit_group resumed>) = ? [pid 8880] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8879] +++ exited with 0 +++ [pid 8880] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8875] <... futex resumed>) = 0 [pid 8880] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8875] exit_group(0 [pid 8885] <... futex resumed>) = ? [pid 8880] <... futex resumed>) = ? [pid 8875] <... exit_group resumed>) = ? [pid 8885] +++ exited with 0 +++ [pid 8880] +++ exited with 0 +++ [pid 8875] +++ exited with 0 +++ [pid 8884] <... futex resumed>) = ? [pid 8877] <... futex resumed>) = ? [pid 8874] <... exit_group resumed>) = ? [pid 8877] +++ exited with 0 +++ [pid 8873] +++ exited with 0 +++ [pid 8871] +++ exited with 0 +++ [pid 8884] +++ exited with 0 +++ [pid 8882] <... futex resumed>) = ? [pid 8872] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8871, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8873, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8872, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8875, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- ./strace-static-x86_64: Process 8886 attached ./strace-static-x86_64: Process 8887 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8886 [pid 8887] set_robust_list(0x5555712a26a0, 24 [pid 8886] set_robust_list(0x5555712a26a0, 24 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8887 ./strace-static-x86_64: Process 8889 attached ./strace-static-x86_64: Process 8888 attached [pid 8887] <... set_robust_list resumed>) = 0 [pid 8886] <... set_robust_list resumed>) = 0 [pid 8886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8888 [pid 8887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8889 [pid 8889] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8888] set_robust_list(0x5555712a26a0, 24 [pid 8887] <... prctl resumed>) = 0 [pid 8886] <... prctl resumed>) = 0 [pid 8889] setpgid(0, 0 [pid 8888] <... set_robust_list resumed>) = 0 [pid 8887] setpgid(0, 0 [pid 8886] setpgid(0, 0 [pid 8889] <... setpgid resumed>) = 0 [pid 8888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8887] <... setpgid resumed>) = 0 [pid 8886] <... setpgid resumed>) = 0 [pid 8882] +++ exited with 0 +++ [pid 8874] +++ exited with 0 +++ [pid 8889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8874, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8886] <... openat resumed>) = 3 [pid 8887] <... openat resumed>) = 3 [pid 8886] write(3, "1000", 4) = 4 [pid 8886] close(3) = 0 executing program [pid 8886] write(1, "executing program\n", 18 [pid 8887] write(3, "1000", 4 [pid 8886] <... write resumed>) = 18 [pid 8887] <... write resumed>) = 4 [pid 8887] close(3 [pid 8886] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] <... prctl resumed>) = 0 [pid 8887] <... close resumed>) = 0 [pid 8889] <... openat resumed>) = 3 [pid 8888] setpgid(0, 0 [pid 8887] write(1, "executing program\n", 18executing program [pid 8889] write(3, "1000", 4 [pid 8886] <... futex resumed>) = 0 [pid 8889] <... write resumed>) = 4 [pid 8888] <... setpgid resumed>) = 0 [pid 8887] <... write resumed>) = 18 [pid 8886] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8889] close(3 [pid 8887] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8886] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8889] <... close resumed>) = 0 [pid 8889] write(1, "executing program\n", 18 [pid 8887] <... futex resumed>) = 0 [pid 8886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 8889] <... write resumed>) = 18 [pid 8888] <... openat resumed>) = 3 [pid 8887] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8889] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] write(3, "1000", 4 [pid 8887] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8889] <... futex resumed>) = 0 [pid 8888] <... write resumed>) = 4 [pid 8887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8886] <... mmap resumed>) = 0x7f42e822b000 [pid 8889] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8888] close(3 [pid 8887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8889] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 8886] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8888] <... close resumed>) = 0 [pid 8887] <... mmap resumed>) = 0x7f42e822b000 [pid 8889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8888] write(1, "executing program\n", 18 [pid 8889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8888] <... write resumed>) = 18 [pid 8889] <... mmap resumed>) = 0x7f42e822b000 [pid 8889] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8888] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8887] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8886] <... mprotect resumed>) = 0 [pid 8889] <... mprotect resumed>) = 0 [pid 8888] <... futex resumed>) = 0 [pid 8887] <... mprotect resumed>) = 0 [pid 8886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8889] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8888] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8889] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8888] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8891 attached [pid 8889] <... clone3 resumed> => {parent_tid=[8891]}, 88) = 8891 [pid 8888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8891] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8889] rt_sigprocmask(SIG_SETMASK, [], [pid 8888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8892 attached ./strace-static-x86_64: Process 8890 attached [pid 8891] <... rseq resumed>) = 0 [pid 8889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8888] <... mmap resumed>) = 0x7f42e822b000 [pid 8886] <... clone3 resumed> => {parent_tid=[8890]}, 88) = 8890 [pid 8892] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8891] set_robust_list(0x7f42e824b9a0, 24 [pid 8890] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8889] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8887] <... clone3 resumed> => {parent_tid=[8892]}, 88) = 8892 [pid 8886] rt_sigprocmask(SIG_SETMASK, [], [pid 8892] <... rseq resumed>) = 0 [pid 8891] <... set_robust_list resumed>) = 0 [pid 8890] <... rseq resumed>) = 0 [pid 8889] <... futex resumed>) = 0 [pid 8888] <... mprotect resumed>) = 0 [pid 8887] rt_sigprocmask(SIG_SETMASK, [], [pid 8886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8892] set_robust_list(0x7f42e824b9a0, 24 [pid 8891] rt_sigprocmask(SIG_SETMASK, [], [pid 8890] set_robust_list(0x7f42e824b9a0, 24 [pid 8889] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8886] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8892] <... set_robust_list resumed>) = 0 [pid 8891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8890] <... set_robust_list resumed>) = 0 [pid 8888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8886] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8893 attached [pid 8892] rt_sigprocmask(SIG_SETMASK, [], [pid 8891] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8890] rt_sigprocmask(SIG_SETMASK, [], [pid 8888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8887] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8886] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8894 attached [pid 8893] set_robust_list(0x5555712a26a0, 24 [pid 8892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8887] <... futex resumed>) = 0 [pid 8893] <... set_robust_list resumed>) = 0 [pid 8891] <... openat resumed>) = 3 [pid 8894] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8892] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8891] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8890] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8888] <... clone3 resumed> => {parent_tid=[8894]}, 88) = 8894 [pid 8887] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8893 [pid 8894] <... rseq resumed>) = 0 [pid 8893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8892] <... openat resumed>) = 3 [pid 8891] <... futex resumed>) = 1 [pid 8890] <... openat resumed>) = 3 [pid 8889] <... futex resumed>) = 0 [pid 8888] rt_sigprocmask(SIG_SETMASK, [], [pid 8894] set_robust_list(0x7f42e824b9a0, 24 [pid 8891] dup(3 [pid 8889] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8893] <... prctl resumed>) = 0 [pid 8888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8894] <... set_robust_list resumed>) = 0 [pid 8892] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8891] <... dup resumed>) = 4 [pid 8890] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8889] <... futex resumed>) = 0 [pid 8893] setpgid(0, 0 [pid 8888] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8894] rt_sigprocmask(SIG_SETMASK, [], [pid 8892] <... futex resumed>) = 1 [pid 8891] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8890] <... futex resumed>) = 1 [pid 8889] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8893] <... setpgid resumed>) = 0 [pid 8888] <... futex resumed>) = 0 [pid 8887] <... futex resumed>) = 0 [pid 8886] <... futex resumed>) = 0 [pid 8894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8892] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8891] <... futex resumed>) = 0 [pid 8890] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8887] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8894] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8891] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8889] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8887] <... futex resumed>) = 0 [pid 8887] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8886] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8890] <... futex resumed>) = 0 [pid 8892] dup(3 [pid 8890] dup(3 [pid 8886] <... futex resumed>) = 1 [pid 8890] <... dup resumed>) = 4 [pid 8886] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8890] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8890] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8886] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8886] <... futex resumed>) = 0 [pid 8890] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8886] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8889] <... futex resumed>) = 0 [pid 8894] <... openat resumed>) = 3 [pid 8892] <... dup resumed>) = 4 [pid 8889] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8893] <... openat resumed>) = 3 [pid 8894] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8892] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8887] <... futex resumed>) = 0 [pid 8887] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8894] <... futex resumed>) = 1 [pid 8892] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8887] <... futex resumed>) = 0 [pid 8893] write(3, "1000", 4 [pid 8887] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8894] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8893] <... write resumed>) = 4 [pid 8888] <... futex resumed>) = 0 [pid 8893] close(3 [pid 8888] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8893] <... close resumed>) = 0 [pid 8888] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8894] <... futex resumed>) = 0 [pid 8893] write(1, "executing program\n", 18 [pid 8894] dup(3executing program ) = 4 [pid 8893] <... write resumed>) = 18 [pid 8894] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8893] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] <... futex resumed>) = 0 [pid 8894] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8893] <... futex resumed>) = 0 [pid 8888] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8893] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8888] <... futex resumed>) = 0 [pid 8894] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8893] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8888] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8893] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8893] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8893] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8895 attached => {parent_tid=[8895]}, 88) = 8895 [pid 8893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8893] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8895] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8893] <... futex resumed>) = 0 [pid 8895] <... rseq resumed>) = 0 [pid 8895] set_robust_list(0x7f42e824b9a0, 24 [pid 8893] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8895] <... set_robust_list resumed>) = 0 [pid 8895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8895] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8895] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8893] <... futex resumed>) = 0 [pid 8895] dup(3 [pid 8893] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8895] <... dup resumed>) = 4 [pid 8893] <... futex resumed>) = 0 [pid 8895] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8893] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8895] <... futex resumed>) = 0 [pid 8893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8895] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8893] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8893] <... futex resumed>) = 0 [pid 8895] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8893] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8886] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8886] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8886] <... futex resumed>) = 0 [pid 8889] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8889] <... futex resumed>) = 0 [pid 8887] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8886] <... mmap resumed>) = 0x7f42e820a000 [pid 8889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8887] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8886] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8889] <... mmap resumed>) = 0x7f42e820a000 [pid 8886] <... mprotect resumed>) = 0 [pid 8889] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8887] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8887] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8887] <... futex resumed>) = 0 [pid 8886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8889] <... mprotect resumed>) = 0 [pid 8887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8889] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 8896 attached [pid 8889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8886] <... clone3 resumed> => {parent_tid=[8896]}, 88) = 8896 [pid 8896] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8886] rt_sigprocmask(SIG_SETMASK, [], [pid 8888] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8886] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8897 attached [pid 8889] <... clone3 resumed> => {parent_tid=[8897]}, 88) = 8897 [pid 8888] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8886] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8897] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8896] <... rseq resumed>) = 0 [pid 8889] rt_sigprocmask(SIG_SETMASK, [], [pid 8888] <... futex resumed>) = 0 [pid 8886] <... futex resumed>) = 0 [pid 8897] <... rseq resumed>) = 0 [pid 8896] set_robust_list(0x7f42e822a9a0, 24 [pid 8889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8886] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8897] set_robust_list(0x7f42e822a9a0, 24 [pid 8896] <... set_robust_list resumed>) = 0 [pid 8889] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] <... mmap resumed>) = 0x7f42e820a000 [pid 8887] <... mmap resumed>) = 0x7f42e820a000 [pid 8897] <... set_robust_list resumed>) = 0 [pid 8896] rt_sigprocmask(SIG_SETMASK, [], [pid 8889] <... futex resumed>) = 0 [pid 8888] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8887] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8897] rt_sigprocmask(SIG_SETMASK, [], [pid 8896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8889] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8887] <... mprotect resumed>) = 0 [pid 8897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8896] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8888] <... mprotect resumed>) = 0 [pid 8887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8897] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8896] <... madvise resumed>) = 0 [pid 8888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8899 attached => {parent_tid=[8899]}, 88) = 8899 ./strace-static-x86_64: Process 8898 attached [pid 8899] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8888] rt_sigprocmask(SIG_SETMASK, [], [pid 8887] <... clone3 resumed> => {parent_tid=[8898]}, 88) = 8898 [pid 8899] <... rseq resumed>) = 0 [pid 8897] <... madvise resumed>) = 0 [pid 8896] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8887] rt_sigprocmask(SIG_SETMASK, [], [pid 8899] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8888] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8899] rt_sigprocmask(SIG_SETMASK, [], [pid 8893] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8888] <... futex resumed>) = 0 [pid 8899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8893] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8888] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8899] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8898] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8893] <... futex resumed>) = 0 [pid 8887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8898] <... rseq resumed>) = 0 [pid 8887] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8898] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8887] <... futex resumed>) = 0 [pid 8898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8887] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8898] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8893] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8893] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8896] <... futex resumed>) = 1 [pid 8886] <... futex resumed>) = 0 [pid 8886] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 8900 attached [pid 8896] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8886] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8893] <... clone3 resumed> => {parent_tid=[8900]}, 88) = 8900 [pid 8893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8900] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8893] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8900] <... rseq resumed>) = 0 [pid 8899] <... madvise resumed>) = 0 [pid 8898] <... madvise resumed>) = 0 [pid 8897] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8893] <... futex resumed>) = 0 [pid 8900] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8897] <... futex resumed>) = 1 [pid 8893] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8889] <... futex resumed>) = 0 [pid 8900] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8889] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8899] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8898] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8897] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8889] <... futex resumed>) = 0 [pid 8889] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8899] <... futex resumed>) = 1 [pid 8898] <... futex resumed>) = 1 [pid 8888] <... futex resumed>) = 0 [pid 8887] <... futex resumed>) = 0 [pid 8899] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8898] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8888] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8887] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8888] <... futex resumed>) = 0 [pid 8887] <... futex resumed>) = 0 [pid 8888] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8887] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8898] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8899] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8897] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8899] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8898] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8897] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8889] <... futex resumed>) = 0 [pid 8897] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8896] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8896] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8886] <... futex resumed>) = 0 [pid 8899] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8898] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8899] <... futex resumed>) = 1 [pid 8898] <... futex resumed>) = 1 [pid 8888] <... futex resumed>) = 0 [pid 8887] <... futex resumed>) = 0 [pid 8899] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8898] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8896] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8900] <... madvise resumed>) = 0 [pid 8900] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8893] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8900] <... futex resumed>) = 0 [pid 8900] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8893] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8893] <... futex resumed>) = 0 [pid 8900] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8893] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8900] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8900] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8900] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8893] <... futex resumed>) = 0 [pid 8891] <... mmap resumed>) = 0x20000000 [pid 8890] <... mmap resumed>) = 0x20000000 [pid 8895] <... mmap resumed>) = 0x20000000 [pid 8894] <... mmap resumed>) = 0x20000000 [pid 8892] <... mmap resumed>) = 0x20000000 [pid 8891] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8895] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8892] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8891] <... futex resumed>) = 0 [pid 8895] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8893] exit_group(0 [pid 8892] <... futex resumed>) = 0 [pid 8891] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8900] <... futex resumed>) = ? [pid 8895] <... futex resumed>) = ? [pid 8894] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8893] <... exit_group resumed>) = ? [pid 8892] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8890] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8900] +++ exited with 0 +++ [pid 8895] +++ exited with 0 +++ [pid 8894] <... futex resumed>) = 0 [pid 8889] exit_group(0 [pid 8887] exit_group(0 [pid 8886] exit_group(0 [pid 8898] <... futex resumed>) = ? [pid 8897] <... futex resumed>) = ? [pid 8896] <... futex resumed>) = ? [pid 8894] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8892] <... futex resumed>) = ? [pid 8891] <... futex resumed>) = ? [pid 8890] <... futex resumed>) = ? [pid 8889] <... exit_group resumed>) = ? [pid 8887] <... exit_group resumed>) = ? [pid 8886] <... exit_group resumed>) = ? [pid 8898] +++ exited with 0 +++ [pid 8897] +++ exited with 0 +++ [pid 8896] +++ exited with 0 +++ [pid 8893] +++ exited with 0 +++ [pid 8892] +++ exited with 0 +++ [pid 8891] +++ exited with 0 +++ [pid 8890] +++ exited with 0 +++ [pid 8888] exit_group(0 [pid 8899] <... futex resumed>) = ? [pid 8894] <... futex resumed>) = ? [pid 8889] +++ exited with 0 +++ [pid 8888] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8893, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8899] +++ exited with 0 +++ [pid 8894] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8889, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 8886] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8886, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8888] +++ exited with 0 +++ [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8888, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8902 attached ./strace-static-x86_64: Process 8901 attached [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8901 [pid 8902] set_robust_list(0x5555712a26a0, 24 [pid 8901] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8902 [pid 8902] <... set_robust_list resumed>) = 0 [pid 8901] <... set_robust_list resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8902] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 8903 attached [pid 8901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8887] +++ exited with 0 +++ [pid 8902] <... prctl resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8901] <... prctl resumed>) = 0 [pid 8901] setpgid(0, 0) = 0 [pid 8901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 8904 attached [pid 8903] set_robust_list(0x5555712a26a0, 24 [pid 8902] setpgid(0, 0 [pid 8903] <... set_robust_list resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8887, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8904] set_robust_list(0x5555712a26a0, 24 [pid 8903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8901] <... openat resumed>) = 3 [pid 8904] <... set_robust_list resumed>) = 0 executing program [pid 8904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8902] <... setpgid resumed>) = 0 [pid 8903] <... prctl resumed>) = 0 [pid 8901] write(3, "1000", 4 [pid 8904] <... prctl resumed>) = 0 [pid 8901] <... write resumed>) = 4 [pid 8904] setpgid(0, 0 [pid 8902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8901] close(3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8904] <... setpgid resumed>) = 0 [pid 8903] setpgid(0, 0 [pid 8901] <... close resumed>) = 0 [pid 8904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8901] write(1, "executing program\n", 18) = 18 [pid 8901] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8905 attached [pid 8904] <... openat resumed>) = 3 [pid 8903] <... setpgid resumed>) = 0 [pid 8902] <... openat resumed>) = 3 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8903 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8904 [pid 8905] set_robust_list(0x5555712a26a0, 24 [pid 8903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8902] write(3, "1000", 4 [pid 8901] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8905 [pid 8905] <... set_robust_list resumed>) = 0 [pid 8904] write(3, "1000", 4 [pid 8903] <... openat resumed>) = 3 [pid 8902] <... write resumed>) = 4 [pid 8901] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8904] <... write resumed>) = 4 [pid 8903] write(3, "1000", 4 [pid 8902] close(3 [pid 8901] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8904] close(3 [pid 8903] <... write resumed>) = 4 [pid 8902] <... close resumed>) = 0 [pid 8901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8905] <... prctl resumed>) = 0 [pid 8904] <... close resumed>) = 0 [pid 8903] close(3 [pid 8902] write(1, "executing program\n", 18executing program [pid 8901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8904] write(1, "executing program\n", 18executing program [pid 8903] <... close resumed>) = 0 [pid 8901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8905] setpgid(0, 0 [pid 8904] <... write resumed>) = 18 executing program [pid 8903] write(1, "executing program\n", 18 [pid 8902] <... write resumed>) = 18 [pid 8901] <... mmap resumed>) = 0x7f42e822b000 [pid 8905] <... setpgid resumed>) = 0 [pid 8904] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] <... write resumed>) = 18 [pid 8902] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8901] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8904] <... futex resumed>) = 0 [pid 8903] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... futex resumed>) = 0 [pid 8905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8904] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8902] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8901] <... mprotect resumed>) = 0 [pid 8903] <... futex resumed>) = 0 [pid 8904] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8902] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8904] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8906 attached [pid 8904] <... mprotect resumed>) = 0 [pid 8906] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8901] <... clone3 resumed> => {parent_tid=[8906]}, 88) = 8906 [pid 8906] <... rseq resumed>) = 0 [pid 8901] rt_sigprocmask(SIG_SETMASK, [], [pid 8906] set_robust_list(0x7f42e824b9a0, 24 [pid 8901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8906] <... set_robust_list resumed>) = 0 [pid 8904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8901] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8906] rt_sigprocmask(SIG_SETMASK, [], [pid 8904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8901] <... futex resumed>) = 0 [pid 8906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8901] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8906] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 8907 attached [pid 8905] <... openat resumed>) = 3 [pid 8904] <... clone3 resumed> => {parent_tid=[8907]}, 88) = 8907 [pid 8903] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8902] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8907] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8903] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8907] <... rseq resumed>) = 0 [pid 8903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8907] set_robust_list(0x7f42e824b9a0, 24 [pid 8903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8907] <... set_robust_list resumed>) = 0 [pid 8902] <... mmap resumed>) = 0x7f42e822b000 [pid 8903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8906] <... openat resumed>) = 3 [pid 8905] write(3, "1000", 4 [pid 8904] rt_sigprocmask(SIG_SETMASK, [], [pid 8903] <... mmap resumed>) = 0x7f42e822b000 [pid 8902] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8907] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8906] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8905] <... write resumed>) = 4 [pid 8904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8903] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8906] <... futex resumed>) = 1 [pid 8905] close(3 [pid 8904] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] <... mprotect resumed>) = 0 [pid 8902] <... mprotect resumed>) = 0 [pid 8901] <... futex resumed>) = 0 [pid 8907] <... futex resumed>) = 0 [pid 8906] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8905] <... close resumed>) = 0 [pid 8904] <... futex resumed>) = 1 [pid 8902] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8901] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 8906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] write(1, "executing program\n", 18 [pid 8904] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8901] <... futex resumed>) = 0 [pid 8906] dup(3 [pid 8905] <... write resumed>) = 18 [pid 8901] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8907] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8906] <... dup resumed>) = 4 [pid 8905] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8902] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8907] <... openat resumed>) = 3 [pid 8906] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8905] <... futex resumed>) = 0 [pid 8903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8907] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8906] <... futex resumed>) = 1 [pid 8905] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8901] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8908 attached [pid 8907] <... futex resumed>) = 1 [pid 8906] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8905] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8904] <... futex resumed>) = 0 [pid 8901] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8909 attached [pid 8908] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8907] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8904] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... clone3 resumed> => {parent_tid=[8908]}, 88) = 8908 [pid 8901] <... futex resumed>) = 0 [pid 8909] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8908] <... rseq resumed>) = 0 [pid 8907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8906] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8904] <... futex resumed>) = 0 [pid 8903] <... clone3 resumed> => {parent_tid=[8909]}, 88) = 8909 [pid 8902] rt_sigprocmask(SIG_SETMASK, [], [pid 8901] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8909] <... rseq resumed>) = 0 [pid 8908] set_robust_list(0x7f42e824b9a0, 24 [pid 8907] dup(3 [pid 8905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8904] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8903] rt_sigprocmask(SIG_SETMASK, [], [pid 8902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8909] set_robust_list(0x7f42e824b9a0, 24 [pid 8908] <... set_robust_list resumed>) = 0 [pid 8907] <... dup resumed>) = 4 [pid 8905] <... mmap resumed>) = 0x7f42e822b000 [pid 8903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8902] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8909] <... set_robust_list resumed>) = 0 [pid 8908] rt_sigprocmask(SIG_SETMASK, [], [pid 8907] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8905] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8903] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... futex resumed>) = 0 [pid 8909] rt_sigprocmask(SIG_SETMASK, [], [pid 8908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8907] <... futex resumed>) = 1 [pid 8905] <... mprotect resumed>) = 0 [pid 8904] <... futex resumed>) = 0 [pid 8903] <... futex resumed>) = 0 [pid 8902] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8908] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8907] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8904] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8909] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8908] <... openat resumed>) = 3 [pid 8907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8904] <... futex resumed>) = 0 [pid 8909] <... openat resumed>) = 3 [pid 8908] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8907] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8904] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8909] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8908] <... futex resumed>) = 1 [pid 8905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8902] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8910 attached [pid 8909] <... futex resumed>) = 1 [pid 8908] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8902] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8910] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8909] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8903] <... futex resumed>) = 0 [pid 8902] <... futex resumed>) = 0 [pid 8910] <... rseq resumed>) = 0 [pid 8908] dup(3 [pid 8903] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8909] <... futex resumed>) = 0 [pid 8908] <... dup resumed>) = 4 [pid 8903] <... futex resumed>) = 1 [pid 8909] dup(3 [pid 8908] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8909] <... dup resumed>) = 4 [pid 8908] <... futex resumed>) = 1 [pid 8902] <... futex resumed>) = 0 [pid 8909] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8908] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8902] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8909] <... futex resumed>) = 1 [pid 8908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8903] <... futex resumed>) = 0 [pid 8902] <... futex resumed>) = 0 [pid 8909] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8908] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8903] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8910] set_robust_list(0x7f42e824b9a0, 24 [pid 8909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] <... clone3 resumed> => {parent_tid=[8910]}, 88) = 8910 [pid 8910] <... set_robust_list resumed>) = 0 [pid 8905] rt_sigprocmask(SIG_SETMASK, [], [pid 8910] rt_sigprocmask(SIG_SETMASK, [], [pid 8905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8910] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8910] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8909] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8905] <... futex resumed>) = 0 [pid 8903] <... futex resumed>) = 0 [pid 8910] <... openat resumed>) = 3 [pid 8905] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8910] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8903] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8910] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8905] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] <... futex resumed>) = 0 [pid 8910] dup(3 [pid 8905] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8910] <... dup resumed>) = 4 [pid 8910] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8910] <... futex resumed>) = 0 [pid 8905] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8910] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8905] <... futex resumed>) = 0 [pid 8905] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8901] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8904] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8901] <... mmap resumed>) = 0x7f42e820a000 [pid 8904] <... futex resumed>) = 0 [pid 8901] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8902] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8901] <... mprotect resumed>) = 0 [pid 8903] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... futex resumed>) = 0 [pid 8901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8903] <... futex resumed>) = 0 [pid 8902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8903] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 8911 attached [pid 8903] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8902] <... mmap resumed>) = 0x7f42e820a000 [pid 8911] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8904] <... mmap resumed>) = 0x7f42e820a000 [pid 8903] <... mprotect resumed>) = 0 [pid 8902] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8901] <... clone3 resumed> => {parent_tid=[8911]}, 88) = 8911 [pid 8911] <... rseq resumed>) = 0 [pid 8904] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8902] <... mprotect resumed>) = 0 [pid 8911] set_robust_list(0x7f42e822a9a0, 24 [pid 8904] <... mprotect resumed>) = 0 [pid 8903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8902] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8911] <... set_robust_list resumed>) = 0 [pid 8904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8902] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8912 attached [pid 8911] rt_sigprocmask(SIG_SETMASK, [], [pid 8904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8913 attached [pid 8912] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8903] <... clone3 resumed> => {parent_tid=[8912]}, 88) = 8912 [pid 8901] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8914 attached [pid 8913] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8905] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8914] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8913] <... rseq resumed>) = 0 [pid 8912] <... rseq resumed>) = 0 [pid 8911] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8905] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8904] <... clone3 resumed> => {parent_tid=[8914]}, 88) = 8914 [pid 8903] rt_sigprocmask(SIG_SETMASK, [], [pid 8902] <... clone3 resumed> => {parent_tid=[8913]}, 88) = 8913 [pid 8901] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8914] <... rseq resumed>) = 0 [pid 8913] set_robust_list(0x7f42e822a9a0, 24 [pid 8912] set_robust_list(0x7f42e822a9a0, 24 [pid 8911] <... madvise resumed>) = 0 [pid 8905] <... futex resumed>) = 0 [pid 8904] rt_sigprocmask(SIG_SETMASK, [], [pid 8903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8902] rt_sigprocmask(SIG_SETMASK, [], [pid 8901] <... futex resumed>) = 0 [pid 8914] set_robust_list(0x7f42e822a9a0, 24 [pid 8913] <... set_robust_list resumed>) = 0 [pid 8912] <... set_robust_list resumed>) = 0 [pid 8905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8914] <... set_robust_list resumed>) = 0 [pid 8905] <... mmap resumed>) = 0x7f42e820a000 [pid 8914] rt_sigprocmask(SIG_SETMASK, [], [pid 8904] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8905] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8904] <... futex resumed>) = 0 [pid 8901] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8904] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8914] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8905] <... mprotect resumed>) = 0 [pid 8914] <... madvise resumed>) = 0 [pid 8913] rt_sigprocmask(SIG_SETMASK, [], [pid 8912] rt_sigprocmask(SIG_SETMASK, [], [pid 8903] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8902] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8902] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8903] <... futex resumed>) = 0 [pid 8913] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8912] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8903] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8913] <... madvise resumed>) = 0 [pid 8912] <... madvise resumed>) = 0 [pid 8911] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8911] <... futex resumed>) = 1 [pid 8911] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8901] <... futex resumed>) = 0 [pid 8905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8913] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8902] <... futex resumed>) = 0 [pid 8902] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8902] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8913] <... futex resumed>) = 1 [pid 8913] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8912] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8915 attached [pid 8914] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8912] <... futex resumed>) = 1 [pid 8903] <... futex resumed>) = 0 [pid 8901] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8915] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8914] <... futex resumed>) = 1 [pid 8912] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8911] <... futex resumed>) = 0 [pid 8905] <... clone3 resumed> => {parent_tid=[8915]}, 88) = 8915 [pid 8904] <... futex resumed>) = 0 [pid 8903] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8901] <... futex resumed>) = 1 [pid 8915] <... rseq resumed>) = 0 [pid 8914] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8911] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8905] rt_sigprocmask(SIG_SETMASK, [], [pid 8904] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] <... futex resumed>) = 0 [pid 8901] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8915] set_robust_list(0x7f42e822a9a0, 24 [pid 8914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8904] <... futex resumed>) = 0 [pid 8903] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8915] <... set_robust_list resumed>) = 0 [pid 8914] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8905] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8904] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8915] rt_sigprocmask(SIG_SETMASK, [], [pid 8905] <... futex resumed>) = 0 [pid 8915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8915] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8905] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8913] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8913] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8902] <... futex resumed>) = 0 [pid 8913] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8912] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8911] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8911] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8901] <... futex resumed>) = 0 [pid 8911] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8912] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8903] <... futex resumed>) = 0 [pid 8914] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8912] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8914] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8904] <... futex resumed>) = 0 [pid 8914] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8909] <... mmap resumed>) = 0x20000000 [pid 8908] <... mmap resumed>) = 0x20000000 [pid 8907] <... mmap resumed>) = 0x20000000 [pid 8906] <... mmap resumed>) = 0x20000000 [pid 8906] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8906] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8908] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8908] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8909] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8910] <... mmap resumed>) = 0x20000000 [pid 8909] <... futex resumed>) = 0 [pid 8903] exit_group(0 [pid 8902] exit_group(0 [pid 8913] <... futex resumed>) = ? [pid 8912] <... futex resumed>) = ? [pid 8908] <... futex resumed>) = ? [pid 8907] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] <... exit_group resumed>) = ? [pid 8902] <... exit_group resumed>) = ? [pid 8901] exit_group(0 [pid 8915] <... madvise resumed>) = 0 [pid 8913] +++ exited with 0 +++ [pid 8912] +++ exited with 0 +++ [pid 8911] <... futex resumed>) = ? [pid 8910] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8909] +++ exited with 0 +++ [pid 8908] +++ exited with 0 +++ [pid 8907] <... futex resumed>) = 0 [pid 8906] <... futex resumed>) = ? [pid 8901] <... exit_group resumed>) = ? [pid 8911] +++ exited with 0 +++ [pid 8910] <... futex resumed>) = 0 [pid 8907] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8906] +++ exited with 0 +++ [pid 8904] exit_group(0 [pid 8902] +++ exited with 0 +++ [pid 8910] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8915] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8902, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8915] <... futex resumed>) = 1 [pid 8914] <... futex resumed>) = ? [pid 8907] <... futex resumed>) = ? [pid 8905] <... futex resumed>) = 0 [pid 8904] <... exit_group resumed>) = ? [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8916 attached [pid 8915] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8914] +++ exited with 0 +++ [pid 8907] +++ exited with 0 +++ [pid 8905] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8903] +++ exited with 0 +++ [pid 8901] +++ exited with 0 +++ [pid 8905] <... futex resumed>) = 1 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8903, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8916 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8901, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8916] set_robust_list(0x5555712a26a0, 24 [pid 8910] <... futex resumed>) = 0 [pid 8905] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8916] <... set_robust_list resumed>) = 0 [pid 8910] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8910] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8910] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8905] <... futex resumed>) = 0 [pid 8916] <... prctl resumed>) = 0 [pid 8910] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8905] exit_group(0 [pid 8916] setpgid(0, 0 [pid 8915] <... futex resumed>) = ? [pid 8910] <... futex resumed>) = ? [pid 8905] <... exit_group resumed>) = ? [pid 8916] <... setpgid resumed>) = 0 [pid 8915] +++ exited with 0 +++ [pid 8910] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712a2690) = 8918 ./strace-static-x86_64: Process 8918 attached ./strace-static-x86_64: Process 8917 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8917 [pid 8917] set_robust_list(0x5555712a26a0, 24 [pid 8918] set_robust_list(0x5555712a26a0, 24 [pid 8916] <... openat resumed>) = 3 [pid 8918] <... set_robust_list resumed>) = 0 [pid 8916] write(3, "1000", 4 [pid 8918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8916] <... write resumed>) = 4 [pid 8918] <... prctl resumed>) = 0 [pid 8918] setpgid(0, 0 [pid 8916] close(3 [pid 8918] <... setpgid resumed>) = 0 [pid 8916] <... close resumed>) = 0 [pid 8917] <... set_robust_list resumed>) = 0 executing program [pid 8916] write(1, "executing program\n", 18 [pid 8918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8916] <... write resumed>) = 18 [pid 8918] <... openat resumed>) = 3 [pid 8917] <... prctl resumed>) = 0 [pid 8916] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8917] setpgid(0, 0) = 0 [pid 8916] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8916] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8904] +++ exited with 0 +++ [pid 8918] write(3, "1000", 4) = 4 [pid 8917] <... openat resumed>) = 3 [pid 8916] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8904, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8918] close(3 [pid 8916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...>executing program [pid 8918] <... close resumed>) = 0 [pid 8917] write(3, "1000", 4 [pid 8916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8918] write(1, "executing program\n", 18 [pid 8917] <... write resumed>) = 4 [pid 8916] <... mmap resumed>) = 0x7f42e822b000 [pid 8918] <... write resumed>) = 18 [pid 8917] close(3 [pid 8918] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... close resumed>) = 0 [pid 8916] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE executing program [pid 8918] <... futex resumed>) = 0 [pid 8917] write(1, "executing program\n", 18 [pid 8916] <... mprotect resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 8918] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8917] <... write resumed>) = 18 [pid 8916] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8918] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8917] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8916] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8917] <... futex resumed>) = 0 [pid 8916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8919 attached [pid 8918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8917] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, ./strace-static-x86_64: Process 8920 attached [pid 8919] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8917] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8920] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8919] <... rseq resumed>) = 0 [pid 8918] <... mmap resumed>) = 0x7f42e822b000 [pid 8917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8916] <... clone3 resumed> => {parent_tid=[8919]}, 88) = 8919 [pid 8920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8919] set_robust_list(0x7f42e824b9a0, 24 [pid 8918] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8916] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8920 [pid 8916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8916] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8916] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8920] <... prctl resumed>) = 0 [pid 8917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8919] <... set_robust_list resumed>) = 0 [pid 8918] <... mprotect resumed>) = 0 [pid 8905] +++ exited with 0 +++ [pid 8920] setpgid(0, 0 [pid 8917] <... mmap resumed>) = 0x7f42e822b000 [pid 8920] <... setpgid resumed>) = 0 [pid 8919] rt_sigprocmask(SIG_SETMASK, [], [pid 8918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8917] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8905, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8917] <... mprotect resumed>) = 0 [pid 8920] <... openat resumed>) = 3 [pid 8919] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8921 attached [pid 8920] write(3, "1000", 4 [pid 8919] <... openat resumed>) = 3 [pid 8917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8921] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8920] <... write resumed>) = 4 [pid 8919] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8918] <... clone3 resumed> => {parent_tid=[8921]}, 88) = 8921 [pid 8919] <... futex resumed>) = 1 [pid 8916] <... futex resumed>) = 0 [pid 8919] dup(3 [pid 8916] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8919] <... dup resumed>) = 4 [pid 8916] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8922 attached [pid 8921] <... rseq resumed>) = 0 [pid 8920] close(3 [pid 8919] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8916] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8922] set_robust_list(0x5555712a26a0, 24 [pid 8919] <... futex resumed>) = 0 [pid 8916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8919] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8916] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8922] <... set_robust_list resumed>) = 0 [pid 8921] set_robust_list(0x7f42e824b9a0, 24 [pid 8920] <... close resumed>) = 0 [pid 8918] rt_sigprocmask(SIG_SETMASK, [], [pid 8917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8916] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8922 ./strace-static-x86_64: Process 8923 attached [pid 8922] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 8921] <... set_robust_list resumed>) = 0 [pid 8920] write(1, "executing program\n", 18 [pid 8918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8916] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8922] <... prctl resumed>) = 0 [pid 8921] rt_sigprocmask(SIG_SETMASK, [], [pid 8920] <... write resumed>) = 18 [pid 8918] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... clone3 resumed> => {parent_tid=[8923]}, 88) = 8923 [pid 8922] setpgid(0, 0 [pid 8921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8920] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8918] <... futex resumed>) = 0 [pid 8917] rt_sigprocmask(SIG_SETMASK, [], [pid 8923] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8922] <... setpgid resumed>) = 0 [pid 8921] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8920] <... futex resumed>) = 0 [pid 8918] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8923] <... rseq resumed>) = 0 [pid 8922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8921] <... openat resumed>) = 3 [pid 8920] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8917] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8923] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8923] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8922] <... openat resumed>) = 3 [pid 8921] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8920] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8917] <... futex resumed>) = 0 [pid 8923] <... openat resumed>) = 3 [pid 8922] write(3, "1000", 4 [pid 8921] <... futex resumed>) = 1 [pid 8920] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8918] <... futex resumed>) = 0 [pid 8917] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8923] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8922] <... write resumed>) = 4 [pid 8921] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8918] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8923] <... futex resumed>) = 0 [pid 8922] close(3 [pid 8921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8918] <... futex resumed>) = 0 executing program [pid 8917] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8923] dup(3 [pid 8922] <... close resumed>) = 0 [pid 8921] dup(3 [pid 8920] <... mmap resumed>) = 0x7f42e822b000 [pid 8918] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8917] <... futex resumed>) = 0 [pid 8923] <... dup resumed>) = 4 [pid 8922] write(1, "executing program\n", 18 [pid 8921] <... dup resumed>) = 4 [pid 8920] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8917] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8923] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8922] <... write resumed>) = 18 [pid 8921] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8920] <... mprotect resumed>) = 0 [pid 8917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8923] <... futex resumed>) = 0 [pid 8922] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8921] <... futex resumed>) = 1 [pid 8920] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8918] <... futex resumed>) = 0 [pid 8917] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8923] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8922] <... futex resumed>) = 0 [pid 8921] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8920] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8918] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... futex resumed>) = 0 [pid 8922] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8918] <... futex resumed>) = 0 [pid 8918] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8917] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8922] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8920] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8922] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8920] <... clone3 resumed> => {parent_tid=[8924]}, 88) = 8924 [pid 8922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8920] rt_sigprocmask(SIG_SETMASK, [], [pid 8922] <... mmap resumed>) = 0x7f42e822b000 [pid 8920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8922] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8920] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8922] <... mprotect resumed>) = 0 [pid 8920] <... futex resumed>) = 0 [pid 8920] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8922] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8925 attached ./strace-static-x86_64: Process 8924 attached [pid 8924] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8922] <... clone3 resumed> => {parent_tid=[8925]}, 88) = 8925 [pid 8925] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8924] set_robust_list(0x7f42e824b9a0, 24 [pid 8925] <... rseq resumed>) = 0 [pid 8924] <... set_robust_list resumed>) = 0 [pid 8922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8925] set_robust_list(0x7f42e824b9a0, 24 [pid 8924] rt_sigprocmask(SIG_SETMASK, [], [pid 8922] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8925] <... set_robust_list resumed>) = 0 [pid 8924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8922] <... futex resumed>) = 0 [pid 8925] rt_sigprocmask(SIG_SETMASK, [], [pid 8924] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8922] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8924] <... openat resumed>) = 3 [pid 8925] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8924] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8925] <... openat resumed>) = 3 [pid 8924] <... futex resumed>) = 1 [pid 8924] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8925] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8922] <... futex resumed>) = 0 [pid 8920] <... futex resumed>) = 0 [pid 8925] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8922] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8920] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8924] <... futex resumed>) = 0 [pid 8922] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8920] <... futex resumed>) = 1 [pid 8925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8925] dup(3 [pid 8924] dup(3 [pid 8925] <... dup resumed>) = 4 [pid 8924] <... dup resumed>) = 4 [pid 8920] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8925] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8924] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8925] <... futex resumed>) = 1 [pid 8924] <... futex resumed>) = 0 [pid 8922] <... futex resumed>) = 0 [pid 8916] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8924] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8916] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8925] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8916] <... futex resumed>) = 0 [pid 8922] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8925] <... futex resumed>) = 0 [pid 8922] <... futex resumed>) = 1 [pid 8916] <... mmap resumed>) = 0x7f42e820a000 [pid 8925] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8916] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8922] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8920] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8920] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8924] <... futex resumed>) = 0 [pid 8916] <... mprotect resumed>) = 0 [pid 8924] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8916] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8926 attached [pid 8926] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8916] <... clone3 resumed> => {parent_tid=[8926]}, 88) = 8926 [pid 8926] <... rseq resumed>) = 0 [pid 8916] rt_sigprocmask(SIG_SETMASK, [], [pid 8926] set_robust_list(0x7f42e822a9a0, 24 [pid 8918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8926] <... set_robust_list resumed>) = 0 [pid 8918] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8916] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8926] rt_sigprocmask(SIG_SETMASK, [], [pid 8918] <... futex resumed>) = 0 [pid 8917] <... futex resumed>) = 0 [pid 8918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8918] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8917] <... mmap resumed>) = 0x7f42e820a000 [pid 8918] <... mprotect resumed>) = 0 [pid 8917] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8917] <... mprotect resumed>) = 0 [pid 8918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8928 attached ./strace-static-x86_64: Process 8927 attached [pid 8926] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8918] <... clone3 resumed> => {parent_tid=[8927]}, 88) = 8927 [pid 8916] <... futex resumed>) = 0 [pid 8918] rt_sigprocmask(SIG_SETMASK, [], [pid 8917] <... clone3 resumed> => {parent_tid=[8928]}, 88) = 8928 [pid 8918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8917] rt_sigprocmask(SIG_SETMASK, [], [pid 8918] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8918] <... futex resumed>) = 0 [pid 8917] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8928] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8918] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8917] <... futex resumed>) = 0 [pid 8928] <... rseq resumed>) = 0 [pid 8927] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8917] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8916] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8928] set_robust_list(0x7f42e822a9a0, 24 [pid 8927] <... rseq resumed>) = 0 [pid 8926] <... madvise resumed>) = 0 [pid 8928] <... set_robust_list resumed>) = 0 [pid 8927] set_robust_list(0x7f42e822a9a0, 24 [pid 8926] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8928] rt_sigprocmask(SIG_SETMASK, [], [pid 8922] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8920] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8927] <... set_robust_list resumed>) = 0 [pid 8926] <... futex resumed>) = 1 [pid 8922] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8920] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8916] <... futex resumed>) = 0 [pid 8928] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8927] rt_sigprocmask(SIG_SETMASK, [], [pid 8926] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8916] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8916] <... futex resumed>) = 0 [pid 8927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8916] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8927] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8926] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8928] <... madvise resumed>) = 0 [pid 8927] <... madvise resumed>) = 0 [pid 8922] <... futex resumed>) = 0 [pid 8920] <... futex resumed>) = 0 [pid 8922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8928] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8927] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8928] <... futex resumed>) = 1 [pid 8917] <... futex resumed>) = 0 [pid 8927] <... futex resumed>) = 1 [pid 8918] <... futex resumed>) = 0 [pid 8917] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8928] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8918] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8917] <... futex resumed>) = 0 [pid 8927] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8917] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8918] <... futex resumed>) = 0 [pid 8918] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8916] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8928] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8927] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8926] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8922] <... mmap resumed>) = 0x7f42e820a000 [pid 8920] <... mmap resumed>) = 0x7f42e820a000 [pid 8920] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8922] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8920] <... mprotect resumed>) = 0 [pid 8922] <... mprotect resumed>) = 0 [pid 8920] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8926] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8926] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8922] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8920] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8922] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8920] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8929 attached [pid 8928] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8927] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8927] <... futex resumed>) = 1 [pid 8920] <... clone3 resumed> => {parent_tid=[8929]}, 88) = 8929 [pid 8918] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8930 attached [pid 8928] <... futex resumed>) = 1 [pid 8927] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8922] <... clone3 resumed> => {parent_tid=[8930]}, 88) = 8930 [pid 8920] rt_sigprocmask(SIG_SETMASK, [], [pid 8917] <... futex resumed>) = 0 [pid 8928] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8922] rt_sigprocmask(SIG_SETMASK, [], [pid 8920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8920] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8930] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8929] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8922] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8920] <... futex resumed>) = 0 [pid 8930] <... rseq resumed>) = 0 [pid 8929] <... rseq resumed>) = 0 [pid 8920] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8930] set_robust_list(0x7f42e822a9a0, 24 [pid 8922] <... futex resumed>) = 0 [pid 8930] <... set_robust_list resumed>) = 0 [pid 8929] set_robust_list(0x7f42e822a9a0, 24 [pid 8922] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8930] rt_sigprocmask(SIG_SETMASK, [], [pid 8929] <... set_robust_list resumed>) = 0 [pid 8930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8930] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8930] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8929] rt_sigprocmask(SIG_SETMASK, [], [pid 8922] <... futex resumed>) = 0 [pid 8930] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8925] <... mmap resumed>) = 0x20000000 [pid 8924] <... mmap resumed>) = 0x20000000 [pid 8923] <... mmap resumed>) = 0x20000000 [pid 8922] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8921] <... mmap resumed>) = 0x20000000 [pid 8919] <... mmap resumed>) = 0x20000000 [pid 8930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8929] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8924] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8930] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8925] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8922] <... futex resumed>) = 0 [pid 8930] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8925] <... futex resumed>) = 0 [pid 8922] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8930] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8925] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8930] <... futex resumed>) = 0 [pid 8922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8930] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8922] exit_group(0 [pid 8930] <... futex resumed>) = ? [pid 8925] <... futex resumed>) = ? [pid 8922] <... exit_group resumed>) = ? [pid 8930] +++ exited with 0 +++ [pid 8929] <... madvise resumed>) = 0 [pid 8925] +++ exited with 0 +++ [pid 8924] <... futex resumed>) = 0 [pid 8921] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8919] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8929] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8924] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8923] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8921] <... futex resumed>) = 0 [pid 8919] <... futex resumed>) = 0 [pid 8917] exit_group(0 [pid 8929] <... futex resumed>) = 1 [pid 8928] <... futex resumed>) = ? [pid 8923] <... futex resumed>) = ? [pid 8921] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8920] <... futex resumed>) = 0 [pid 8919] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8917] <... exit_group resumed>) = ? [pid 8916] exit_group(0 [pid 8929] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8928] +++ exited with 0 +++ [pid 8926] <... futex resumed>) = ? [pid 8923] +++ exited with 0 +++ [pid 8922] +++ exited with 0 +++ [pid 8920] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8919] <... futex resumed>) = ? [pid 8918] exit_group(0 [pid 8916] <... exit_group resumed>) = ? [pid 8927] <... futex resumed>) = ? [pid 8926] +++ exited with 0 +++ [pid 8924] <... futex resumed>) = 0 [pid 8921] <... futex resumed>) = ? [pid 8920] <... futex resumed>) = 1 [pid 8919] +++ exited with 0 +++ [pid 8918] <... exit_group resumed>) = ? [pid 8917] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8922, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8927] +++ exited with 0 +++ [pid 8924] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8920] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8924] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8916] +++ exited with 0 +++ [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8917, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 8924] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8916, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 8924] <... futex resumed>) = 1 [pid 8920] <... futex resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8924] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8921] +++ exited with 0 +++ [pid 8920] exit_group(0 [pid 8918] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 8929] <... futex resumed>) = ? [pid 8924] <... futex resumed>) = ? [pid 8920] <... exit_group resumed>) = ? [pid 8929] +++ exited with 0 +++ [pid 8924] +++ exited with 0 +++ [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8931 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8932 attached [pid 8931] set_robust_list(0x5555712a26a0, 24 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8918, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 8931] <... set_robust_list resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8932 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8932] set_robust_list(0x5555712a26a0, 24 [pid 8931] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 8933 attached [pid 8932] <... set_robust_list resumed>) = 0 [pid 8931] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8931 [pid 8932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8931] setpgid(0, 0 [pid 8933] set_robust_list(0x5555712a26a0, 24 [pid 8932] <... prctl resumed>) = 0 [pid 8931] <... setpgid resumed>) = 0 [pid 8931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8933 [pid 8933] <... set_robust_list resumed>) = 0 [pid 8933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8932] setpgid(0, 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8931] <... openat resumed>) = 3 [pid 8932] <... setpgid resumed>) = 0 [pid 8931] write(3, "1000", 4 [pid 8933] <... prctl resumed>) = 0 [pid 8932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8931] <... write resumed>) = 4 [pid 8933] setpgid(0, 0) = 0 [pid 8932] <... openat resumed>) = 3 [pid 8931] close(3 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8932] write(3, "1000", 4 [pid 8931] <... close resumed>) = 0 [pid 8933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 8934 attached [pid 8931] write(1, "executing program\n", 18 [pid 8933] <... openat resumed>) = 3 executing program [pid 8932] <... write resumed>) = 4 [pid 8931] <... write resumed>) = 18 [pid 8934] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8932] close(3 [pid 8931] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8934 [pid 8932] <... close resumed>) = 0 [pid 8931] <... futex resumed>) = 0 [pid 8932] write(1, "executing program\n", 18 [pid 8931] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 8934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8933] write(3, "1000", 4 [pid 8932] <... write resumed>) = 18 [pid 8931] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8934] <... prctl resumed>) = 0 [pid 8933] <... write resumed>) = 4 [pid 8932] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8931] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8934] setpgid(0, 0 [pid 8933] close(3 [pid 8932] <... futex resumed>) = 0 [pid 8931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8934] <... setpgid resumed>) = 0 [pid 8933] <... close resumed>) = 0 [pid 8932] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 8934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8933] write(1, "executing program\n", 18 [pid 8932] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8931] <... mmap resumed>) = 0x7f42e822b000 [pid 8934] <... openat resumed>) = 3 [pid 8933] <... write resumed>) = 18 [pid 8932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8931] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8934] write(3, "1000", 4 [pid 8933] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8931] <... mprotect resumed>) = 0 [pid 8934] <... write resumed>) = 4 [pid 8933] <... futex resumed>) = 0 [pid 8932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8931] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8934] close(3 [pid 8933] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8932] <... mmap resumed>) = 0x7f42e822b000 [pid 8931] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8934] <... close resumed>) = 0 [pid 8933] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8932] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program ./strace-static-x86_64: Process 8935 attached [pid 8934] write(1, "executing program\n", 18 [pid 8933] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8932] <... mprotect resumed>) = 0 [pid 8935] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8934] <... write resumed>) = 18 [pid 8933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8935] <... rseq resumed>) = 0 [pid 8933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8934] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8931] <... clone3 resumed> => {parent_tid=[8935]}, 88) = 8935 [pid 8935] set_robust_list(0x7f42e824b9a0, 24 [pid 8934] <... futex resumed>) = 0 [pid 8933] <... mmap resumed>) = 0x7f42e822b000 [pid 8932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8931] rt_sigprocmask(SIG_SETMASK, [], [pid 8935] <... set_robust_list resumed>) = 0 [pid 8934] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8933] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8935] rt_sigprocmask(SIG_SETMASK, [], [pid 8934] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8931] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8931] <... futex resumed>) = 0 [pid 8935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8933] <... mprotect resumed>) = 0 [pid 8931] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8936 attached [pid 8935] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8936] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8934] <... mmap resumed>) = 0x7f42e822b000 [pid 8933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8932] <... clone3 resumed> => {parent_tid=[8936]}, 88) = 8936 [pid 8936] <... rseq resumed>) = 0 [pid 8934] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8932] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8937 attached [pid 8936] set_robust_list(0x7f42e824b9a0, 24 [pid 8934] <... mprotect resumed>) = 0 [pid 8932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8937] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8936] <... set_robust_list resumed>) = 0 [pid 8933] <... clone3 resumed> => {parent_tid=[8937]}, 88) = 8937 [pid 8932] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8937] <... rseq resumed>) = 0 [pid 8932] <... futex resumed>) = 0 [pid 8937] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8936] rt_sigprocmask(SIG_SETMASK, [], [pid 8933] rt_sigprocmask(SIG_SETMASK, [], [pid 8932] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8936] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8933] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8937] rt_sigprocmask(SIG_SETMASK, [], [pid 8936] <... openat resumed>) = 3 [pid 8935] <... openat resumed>) = 3 [pid 8934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8933] <... futex resumed>) = 0 [pid 8920] +++ exited with 0 +++ [pid 8937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8935] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8937] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8936] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8935] <... futex resumed>) = 1 [pid 8934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8933] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8931] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8938 attached [pid 8937] <... openat resumed>) = 3 [pid 8936] <... futex resumed>) = 1 [pid 8935] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8932] <... futex resumed>) = 0 [pid 8931] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8920, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8937] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8934] <... clone3 resumed> => {parent_tid=[8938]}, 88) = 8938 [pid 8932] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8931] <... futex resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8938] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8937] <... futex resumed>) = 1 [pid 8936] dup(3 [pid 8935] dup(3 [pid 8934] rt_sigprocmask(SIG_SETMASK, [], [pid 8933] <... futex resumed>) = 0 [pid 8932] <... futex resumed>) = 0 [pid 8931] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8937] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8935] <... dup resumed>) = 4 [pid 8934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8935] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8934] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8939 attached [pid 8938] <... rseq resumed>) = 0 [pid 8936] <... dup resumed>) = 4 [pid 8935] <... futex resumed>) = 1 [pid 8934] <... futex resumed>) = 0 [pid 8933] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8932] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8931] <... futex resumed>) = 0 [pid 8939] set_robust_list(0x5555712a26a0, 24 [pid 8938] set_robust_list(0x7f42e824b9a0, 24 [pid 8937] <... futex resumed>) = 0 [pid 8936] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8935] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8934] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8933] <... futex resumed>) = 1 [pid 8932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8931] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8939 [pid 8939] <... set_robust_list resumed>) = 0 [pid 8938] <... set_robust_list resumed>) = 0 [pid 8937] dup(3 [pid 8936] <... futex resumed>) = 0 [pid 8935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8933] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8932] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8931] <... futex resumed>) = 0 [pid 8939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8938] rt_sigprocmask(SIG_SETMASK, [], [pid 8937] <... dup resumed>) = 4 [pid 8936] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8935] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8932] <... futex resumed>) = 0 [pid 8931] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8939] <... prctl resumed>) = 0 [pid 8938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8937] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8932] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8939] setpgid(0, 0 [pid 8938] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8937] <... futex resumed>) = 1 [pid 8933] <... futex resumed>) = 0 [pid 8933] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] <... setpgid resumed>) = 0 [pid 8938] <... openat resumed>) = 3 [pid 8937] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8933] <... futex resumed>) = 0 [pid 8939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8938] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8933] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8938] <... futex resumed>) = 1 [pid 8938] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8939] <... openat resumed>) = 3 [pid 8939] write(3, "1000", 4 [pid 8934] <... futex resumed>) = 0 [pid 8939] <... write resumed>) = 4 [pid 8934] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] close(3 [pid 8934] <... futex resumed>) = 1 [pid 8939] <... close resumed>) = 0 [pid 8934] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8939] write(1, "executing program\n", 18 [pid 8938] <... futex resumed>) = 0 [pid 8938] dup(3) = 4 executing program [pid 8939] <... write resumed>) = 18 [pid 8938] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8938] <... futex resumed>) = 1 [pid 8934] <... futex resumed>) = 0 [pid 8938] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8934] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] <... futex resumed>) = 0 [pid 8938] <... futex resumed>) = 0 [pid 8934] <... futex resumed>) = 1 [pid 8938] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8939] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8934] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8939] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8939] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8939] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8939] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[8940]}, 88) = 8940 [pid 8939] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8940 attached NULL, 8) = 0 [pid 8940] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8940] set_robust_list(0x7f42e824b9a0, 24 [pid 8939] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8939] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8940] <... set_robust_list resumed>) = 0 [pid 8932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8932] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8931] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8940] rt_sigprocmask(SIG_SETMASK, [], [pid 8932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8931] <... futex resumed>) = 0 [pid 8940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8932] <... mmap resumed>) = 0x7f42e820a000 [pid 8931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8932] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8940] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8932] <... mprotect resumed>) = 0 [pid 8931] <... mmap resumed>) = 0x7f42e820a000 [pid 8940] <... openat resumed>) = 3 [pid 8931] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8940] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8931] <... mprotect resumed>) = 0 [pid 8932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8940] <... futex resumed>) = 1 [pid 8939] <... futex resumed>) = 0 [pid 8932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8939] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8931] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8940] dup(3 [pid 8939] <... futex resumed>) = 0 [pid 8931] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8940] <... dup resumed>) = 4 [pid 8939] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8942 attached ./strace-static-x86_64: Process 8941 attached [pid 8940] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8939] <... futex resumed>) = 0 [pid 8931] <... clone3 resumed> => {parent_tid=[8942]}, 88) = 8942 [pid 8940] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8939] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8931] rt_sigprocmask(SIG_SETMASK, [], [pid 8941] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8939] <... futex resumed>) = 0 [pid 8933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8932] <... clone3 resumed> => {parent_tid=[8941]}, 88) = 8941 [pid 8942] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8941] <... rseq resumed>) = 0 [pid 8940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8939] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8933] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8932] rt_sigprocmask(SIG_SETMASK, [], [pid 8931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8942] <... rseq resumed>) = 0 [pid 8940] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8931] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8942] set_robust_list(0x7f42e822a9a0, 24 [pid 8941] set_robust_list(0x7f42e822a9a0, 24 [pid 8933] <... futex resumed>) = 0 [pid 8932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8931] <... futex resumed>) = 0 [pid 8941] <... set_robust_list resumed>) = 0 [pid 8933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8932] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8941] rt_sigprocmask(SIG_SETMASK, [], [pid 8932] <... futex resumed>) = 0 [pid 8941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8932] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8941] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8942] <... set_robust_list resumed>) = 0 [pid 8934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8931] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8942] rt_sigprocmask(SIG_SETMASK, [], [pid 8934] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8933] <... mmap resumed>) = 0x7f42e820a000 [pid 8942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8942] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8934] <... futex resumed>) = 0 [pid 8933] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8941] <... madvise resumed>) = 0 [pid 8934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8933] <... mprotect resumed>) = 0 [pid 8934] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8933] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8943 attached [pid 8942] <... madvise resumed>) = 0 [pid 8941] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8943] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8942] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8942] <... futex resumed>) = 1 [pid 8934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8931] <... futex resumed>) = 0 [pid 8941] <... futex resumed>) = 1 [pid 8931] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8941] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8942] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8934] <... clone3 resumed> => {parent_tid=[8944]}, 88) = 8944 [pid 8931] <... futex resumed>) = 0 [pid 8933] <... clone3 resumed> => {parent_tid=[8943]}, 88) = 8943 [pid 8932] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8944 attached [pid 8943] <... rseq resumed>) = 0 [pid 8934] rt_sigprocmask(SIG_SETMASK, [], [pid 8931] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8944] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8943] set_robust_list(0x7f42e822a9a0, 24 [pid 8934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8933] rt_sigprocmask(SIG_SETMASK, [], [pid 8932] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8944] <... rseq resumed>) = 0 [pid 8943] <... set_robust_list resumed>) = 0 [pid 8941] <... futex resumed>) = 0 [pid 8934] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8932] <... futex resumed>) = 1 [pid 8944] set_robust_list(0x7f42e822a9a0, 24 [pid 8943] rt_sigprocmask(SIG_SETMASK, [], [pid 8941] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8934] <... futex resumed>) = 0 [pid 8933] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8932] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8944] <... set_robust_list resumed>) = 0 [pid 8943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8934] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8933] <... futex resumed>) = 0 [pid 8944] rt_sigprocmask(SIG_SETMASK, [], [pid 8943] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8933] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8944] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8943] <... madvise resumed>) = 0 [pid 8944] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8943] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8939] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8939] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8944] <... futex resumed>) = 1 [pid 8943] <... futex resumed>) = 1 [pid 8939] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8934] <... futex resumed>) = 0 [pid 8933] <... futex resumed>) = 0 [pid 8939] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8934] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8934] <... futex resumed>) = 0 [pid 8934] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8933] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8944] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8933] <... futex resumed>) = 0 [pid 8943] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8933] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8945 attached [pid 8939] <... clone3 resumed> => {parent_tid=[8945]}, 88) = 8945 [pid 8945] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8939] rt_sigprocmask(SIG_SETMASK, [], [pid 8945] <... rseq resumed>) = 0 [pid 8945] set_robust_list(0x7f42e822a9a0, 24 [pid 8939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8945] <... set_robust_list resumed>) = 0 [pid 8945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8939] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8945] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8939] <... futex resumed>) = 0 [pid 8939] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8942] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8945] <... madvise resumed>) = 0 [pid 8944] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8943] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8942] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8941] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8944] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8941] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8945] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8944] <... futex resumed>) = 1 [pid 8943] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8942] <... futex resumed>) = 0 [pid 8941] <... futex resumed>) = 0 [pid 8934] <... futex resumed>) = 0 [pid 8945] <... futex resumed>) = 1 [pid 8944] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8943] <... futex resumed>) = 1 [pid 8941] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8939] <... futex resumed>) = 0 [pid 8933] <... futex resumed>) = 0 [pid 8945] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8943] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8942] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8939] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8939] <... futex resumed>) = 0 [pid 8945] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8939] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8945] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8945] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8939] <... futex resumed>) = 0 [pid 8945] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8938] <... mmap resumed>) = 0x20000000 [pid 8937] <... mmap resumed>) = 0x20000000 [pid 8940] <... mmap resumed>) = 0x20000000 [pid 8940] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8938] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8936] <... mmap resumed>) = 0x20000000 [pid 8935] <... mmap resumed>) = 0x20000000 [pid 8937] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8940] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8938] <... futex resumed>) = 0 [pid 8937] <... futex resumed>) = 0 [pid 8936] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8935] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8939] exit_group(0 [pid 8938] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8937] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8936] <... futex resumed>) = 0 [pid 8935] <... futex resumed>) = 0 [pid 8934] exit_group(0 [pid 8932] exit_group(0 [pid 8945] <... futex resumed>) = ? [pid 8944] <... futex resumed>) = ? [pid 8941] <... futex resumed>) = ? [pid 8940] <... futex resumed>) = ? [pid 8939] <... exit_group resumed>) = ? [pid 8938] <... futex resumed>) = ? [pid 8935] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8934] <... exit_group resumed>) = ? [pid 8932] <... exit_group resumed>) = ? [pid 8945] +++ exited with 0 +++ [pid 8944] +++ exited with 0 +++ [pid 8941] +++ exited with 0 +++ [pid 8938] +++ exited with 0 +++ [pid 8936] +++ exited with 0 +++ [pid 8933] exit_group(0 [pid 8931] exit_group(0 [pid 8943] <... futex resumed>) = ? [pid 8942] <... futex resumed>) = ? [pid 8935] <... futex resumed>) = ? [pid 8933] <... exit_group resumed>) = ? [pid 8931] <... exit_group resumed>) = ? [pid 8943] +++ exited with 0 +++ [pid 8942] +++ exited with 0 +++ [pid 8935] +++ exited with 0 +++ [pid 8934] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8934, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 8937] <... futex resumed>) = ? [pid 8940] +++ exited with 0 +++ [pid 8939] +++ exited with 0 +++ [pid 8932] +++ exited with 0 +++ [pid 8931] +++ exited with 0 +++ [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8939, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8931, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8932, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8946 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8947 attached ./strace-static-x86_64: Process 8946 attached ./strace-static-x86_64: Process 8948 attached [pid 8947] set_robust_list(0x5555712a26a0, 24 [pid 8946] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8947 ./strace-static-x86_64: Process 8949 attached [pid 8946] <... set_robust_list resumed>) = 0 [pid 8949] set_robust_list(0x5555712a26a0, 24 [pid 8948] set_robust_list(0x5555712a26a0, 24 [pid 8947] <... set_robust_list resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8948 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8949 [pid 8949] <... set_robust_list resumed>) = 0 [pid 8948] <... set_robust_list resumed>) = 0 [pid 8946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8937] +++ exited with 0 +++ [pid 8933] +++ exited with 0 +++ [pid 8948] <... prctl resumed>) = 0 [pid 8947] <... prctl resumed>) = 0 [pid 8946] <... prctl resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8933, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 8949] <... prctl resumed>) = 0 [pid 8948] setpgid(0, 0 [pid 8949] setpgid(0, 0 [pid 8947] setpgid(0, 0 [pid 8946] setpgid(0, 0 [pid 8949] <... setpgid resumed>) = 0 [pid 8948] <... setpgid resumed>) = 0 [pid 8947] <... setpgid resumed>) = 0 [pid 8946] <... setpgid resumed>) = 0 [pid 8949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8949] <... openat resumed>) = 3 [pid 8947] <... openat resumed>) = 3 [pid 8946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8949] write(3, "1000", 4 [pid 8948] <... openat resumed>) = 3 [pid 8947] write(3, "1000", 4 [pid 8946] <... openat resumed>) = 3 [pid 8949] <... write resumed>) = 4 [pid 8948] write(3, "1000", 4 [pid 8949] close(3 [pid 8948] <... write resumed>) = 4 [pid 8949] <... close resumed>) = 0 [pid 8948] close(3executing program [pid 8949] write(1, "executing program\n", 18 [pid 8948] <... close resumed>) = 0 [pid 8949] <... write resumed>) = 18 [pid 8948] write(1, "executing program\n", 18executing program [pid 8949] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8948] <... write resumed>) = 18 [pid 8947] <... write resumed>) = 4 [pid 8946] write(3, "1000", 4 [pid 8949] <... futex resumed>) = 0 [pid 8948] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] close(3 [pid 8946] <... write resumed>) = 4 [pid 8949] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8948] <... futex resumed>) = 0 [pid 8947] <... close resumed>) = 0 [pid 8946] close(3 [pid 8949] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8948] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8947] write(1, "executing program\n", 18executing program [pid 8946] <... close resumed>) = 0 [pid 8949] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8948] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8947] <... write resumed>) = 18 [pid 8946] write(1, "executing program\n", 18 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 8947] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] <... write resumed>) = 18 ./strace-static-x86_64: Process 8950 attached [pid 8949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] <... futex resumed>) = 0 [pid 8947] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8949] <... mmap resumed>) = 0x7f42e822b000 [pid 8947] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8948] <... mmap resumed>) = 0x7f42e822b000 [pid 8947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8950 [pid 8948] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8949] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8948] <... mprotect resumed>) = 0 [pid 8947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8946] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8949] <... mprotect resumed>) = 0 [pid 8946] <... futex resumed>) = 0 [pid 8947] <... mmap resumed>) = 0x7f42e822b000 [pid 8946] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8947] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8947] <... mprotect resumed>) = 0 [pid 8946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8950] set_robust_list(0x5555712a26a0, 24 [pid 8949] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8946] <... mmap resumed>) = 0x7f42e822b000 [pid 8946] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8946] <... mprotect resumed>) = 0 [pid 8950] <... set_robust_list resumed>) = 0 [pid 8949] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8949] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8946] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8952 attached [pid 8946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8954 attached ./strace-static-x86_64: Process 8953 attached ./strace-static-x86_64: Process 8951 attached [pid 8952] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8954] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8953] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8952] <... rseq resumed>) = 0 [pid 8951] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8950] <... prctl resumed>) = 0 [pid 8949] <... clone3 resumed> => {parent_tid=[8951]}, 88) = 8951 [pid 8948] <... clone3 resumed> => {parent_tid=[8953]}, 88) = 8953 [pid 8947] <... clone3 resumed> => {parent_tid=[8952]}, 88) = 8952 [pid 8946] <... clone3 resumed> => {parent_tid=[8954]}, 88) = 8954 [pid 8954] <... rseq resumed>) = 0 [pid 8953] <... rseq resumed>) = 0 [pid 8952] set_robust_list(0x7f42e824b9a0, 24 [pid 8951] <... rseq resumed>) = 0 [pid 8950] setpgid(0, 0 [pid 8949] rt_sigprocmask(SIG_SETMASK, [], [pid 8948] rt_sigprocmask(SIG_SETMASK, [], [pid 8947] rt_sigprocmask(SIG_SETMASK, [], [pid 8946] rt_sigprocmask(SIG_SETMASK, [], [pid 8954] set_robust_list(0x7f42e824b9a0, 24 [pid 8953] set_robust_list(0x7f42e824b9a0, 24 [pid 8952] <... set_robust_list resumed>) = 0 [pid 8951] set_robust_list(0x7f42e824b9a0, 24 [pid 8950] <... setpgid resumed>) = 0 [pid 8949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8954] <... set_robust_list resumed>) = 0 [pid 8953] <... set_robust_list resumed>) = 0 [pid 8952] rt_sigprocmask(SIG_SETMASK, [], [pid 8951] <... set_robust_list resumed>) = 0 [pid 8949] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8948] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8954] rt_sigprocmask(SIG_SETMASK, [], [pid 8953] rt_sigprocmask(SIG_SETMASK, [], [pid 8952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8951] rt_sigprocmask(SIG_SETMASK, [], [pid 8950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8949] <... futex resumed>) = 0 [pid 8948] <... futex resumed>) = 0 [pid 8947] <... futex resumed>) = 0 [pid 8946] <... futex resumed>) = 0 [pid 8954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8952] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8950] <... openat resumed>) = 3 [pid 8949] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8948] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8947] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8946] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8954] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8953] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8952] <... openat resumed>) = 3 [pid 8951] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8950] write(3, "1000", 4 [pid 8954] <... openat resumed>) = 3 [pid 8953] <... openat resumed>) = 3 [pid 8952] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8951] <... openat resumed>) = 3 [pid 8950] <... write resumed>) = 4 [pid 8951] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8950] close(3 [pid 8951] <... futex resumed>) = 1 [pid 8949] <... futex resumed>) = 0 [pid 8950] <... close resumed>) = 0 [pid 8949] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8954] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8953] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8952] <... futex resumed>) = 1 [pid 8951] dup(3 executing program [pid 8950] write(1, "executing program\n", 18 [pid 8947] <... futex resumed>) = 0 [pid 8949] <... futex resumed>) = 0 [pid 8954] <... futex resumed>) = 1 [pid 8953] <... futex resumed>) = 1 [pid 8952] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8951] <... dup resumed>) = 4 [pid 8950] <... write resumed>) = 18 [pid 8948] <... futex resumed>) = 0 [pid 8947] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] <... futex resumed>) = 0 [pid 8954] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8953] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8951] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8950] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8949] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8948] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] <... futex resumed>) = 0 [pid 8946] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8952] dup(3 [pid 8951] <... futex resumed>) = 0 [pid 8950] <... futex resumed>) = 0 [pid 8949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8948] <... futex resumed>) = 0 [pid 8947] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8954] dup(3 [pid 8953] dup(3 [pid 8952] <... dup resumed>) = 4 [pid 8951] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8950] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8949] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8948] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8946] <... futex resumed>) = 0 [pid 8954] <... dup resumed>) = 4 [pid 8953] <... dup resumed>) = 4 [pid 8952] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8950] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8949] <... futex resumed>) = 0 [pid 8946] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8954] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8952] <... futex resumed>) = 1 [pid 8951] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8949] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8947] <... futex resumed>) = 0 [pid 8954] <... futex resumed>) = 0 [pid 8953] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8952] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8954] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8953] <... futex resumed>) = 1 [pid 8952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8948] <... futex resumed>) = 0 [pid 8947] <... futex resumed>) = 0 [pid 8946] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8953] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8952] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8950] <... mmap resumed>) = 0x7f42e822b000 [pid 8948] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8946] <... futex resumed>) = 0 [pid 8954] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8950] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8948] <... futex resumed>) = 0 [pid 8946] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8953] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8950] <... mprotect resumed>) = 0 [pid 8948] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[8955]}, 88) = 8955 ./strace-static-x86_64: Process 8955 attached [pid 8950] rt_sigprocmask(SIG_SETMASK, [], [pid 8955] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8950] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8955] <... rseq resumed>) = 0 [pid 8950] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8955] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 8955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8955] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 8955] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8950] <... futex resumed>) = 0 [pid 8955] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8950] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8950] <... futex resumed>) = 0 [pid 8955] dup(3 [pid 8950] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8955] <... dup resumed>) = 4 [pid 8955] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8950] <... futex resumed>) = 0 [pid 8955] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8950] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8950] <... futex resumed>) = 0 [pid 8955] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8950] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8949] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8949] <... futex resumed>) = 0 [pid 8947] <... futex resumed>) = 0 [pid 8949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8949] <... mmap resumed>) = 0x7f42e820a000 [pid 8946] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8949] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8948] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] <... futex resumed>) = 0 [pid 8948] <... futex resumed>) = 0 [pid 8949] <... mprotect resumed>) = 0 [pid 8946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8946] <... mmap resumed>) = 0x7f42e820a000 [pid 8949] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8948] <... mmap resumed>) = 0x7f42e820a000 [pid 8946] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8948] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8946] <... mprotect resumed>) = 0 [pid 8949] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8949] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8947] <... mmap resumed>) = 0x7f42e820a000 [pid 8948] <... mprotect resumed>) = 0 [pid 8946] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8956 attached [pid 8948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8957 attached [pid 8956] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8949] <... clone3 resumed> => {parent_tid=[8956]}, 88) = 8956 [pid 8948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8947] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8957] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8949] rt_sigprocmask(SIG_SETMASK, [], [pid 8948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8946] <... clone3 resumed> => {parent_tid=[8957]}, 88) = 8957 [pid 8946] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8958 attached [pid 8957] <... rseq resumed>) = 0 [pid 8956] <... rseq resumed>) = 0 [pid 8950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] <... mprotect resumed>) = 0 [pid 8946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8958] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8957] set_robust_list(0x7f42e822a9a0, 24 [pid 8948] <... clone3 resumed> => {parent_tid=[8958]}, 88) = 8958 [pid 8947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8946] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8958] <... rseq resumed>) = 0 [pid 8957] <... set_robust_list resumed>) = 0 [pid 8956] set_robust_list(0x7f42e822a9a0, 24 [pid 8950] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8949] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8948] rt_sigprocmask(SIG_SETMASK, [], [pid 8947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8946] <... futex resumed>) = 0 [pid 8958] set_robust_list(0x7f42e822a9a0, 24 [pid 8957] rt_sigprocmask(SIG_SETMASK, [], [pid 8956] <... set_robust_list resumed>) = 0 [pid 8950] <... futex resumed>) = 0 [pid 8949] <... futex resumed>) = 0 [pid 8948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8946] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8959 attached [pid 8958] <... set_robust_list resumed>) = 0 [pid 8957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8956] rt_sigprocmask(SIG_SETMASK, [], [pid 8958] rt_sigprocmask(SIG_SETMASK, [], [pid 8957] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8949] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8948] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] <... clone3 resumed> => {parent_tid=[8959]}, 88) = 8959 [pid 8959] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8956] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8950] <... mmap resumed>) = 0x7f42e820a000 [pid 8948] <... futex resumed>) = 0 [pid 8948] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8956] <... madvise resumed>) = 0 [pid 8950] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8959] <... rseq resumed>) = 0 [pid 8958] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8950] <... mprotect resumed>) = 0 [pid 8947] rt_sigprocmask(SIG_SETMASK, [], [pid 8959] set_robust_list(0x7f42e822a9a0, 24 [pid 8958] <... madvise resumed>) = 0 [pid 8950] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8959] <... set_robust_list resumed>) = 0 [pid 8947] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8959] rt_sigprocmask(SIG_SETMASK, [], [pid 8947] <... futex resumed>) = 0 [pid 8959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8959] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8957] <... madvise resumed>) = 0 [pid 8956] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8950] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8956] <... futex resumed>) = 1 [pid 8950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8949] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8960 attached [pid 8957] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8956] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8949] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8957] <... futex resumed>) = 1 [pid 8946] <... futex resumed>) = 0 [pid 8960] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8959] <... madvise resumed>) = 0 [pid 8957] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8946] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8960] <... rseq resumed>) = 0 [pid 8957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8960] set_robust_list(0x7f42e822a9a0, 24 [pid 8957] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8960] <... set_robust_list resumed>) = 0 [pid 8960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8946] <... futex resumed>) = 0 [pid 8960] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8946] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8950] <... clone3 resumed> => {parent_tid=[8960]}, 88) = 8960 [pid 8949] <... futex resumed>) = 0 [pid 8958] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8948] <... futex resumed>) = 0 [pid 8958] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8948] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8948] <... futex resumed>) = 0 [pid 8958] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8948] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8959] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8950] rt_sigprocmask(SIG_SETMASK, [], [pid 8949] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8959] <... futex resumed>) = 1 [pid 8950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8947] <... futex resumed>) = 0 [pid 8959] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8950] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8960] <... futex resumed>) = 0 [pid 8959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8950] <... futex resumed>) = 1 [pid 8947] <... futex resumed>) = 0 [pid 8960] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8959] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8950] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8947] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8959] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8957] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8959] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8957] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8947] <... futex resumed>) = 0 [pid 8959] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8957] <... futex resumed>) = 1 [pid 8946] <... futex resumed>) = 0 [pid 8958] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8957] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8958] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8948] <... futex resumed>) = 0 [pid 8958] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8956] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8956] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8949] <... futex resumed>) = 0 [pid 8956] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8960] <... madvise resumed>) = 0 [pid 8960] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8950] <... futex resumed>) = 0 [pid 8950] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8960] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8950] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8960] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8960] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8950] <... futex resumed>) = 0 [pid 8960] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8953] <... mmap resumed>) = 0x20000000 [pid 8951] <... mmap resumed>) = 0x20000000 [pid 8955] <... mmap resumed>) = 0x20000000 [pid 8954] <... mmap resumed>) = 0x20000000 [pid 8955] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8952] <... mmap resumed>) = 0x20000000 [pid 8955] <... futex resumed>) = 0 [pid 8955] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8953] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8954] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8953] <... futex resumed>) = 0 [pid 8952] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8951] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8946] exit_group(0 [pid 8957] <... futex resumed>) = ? [pid 8954] <... futex resumed>) = ? [pid 8953] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8952] <... futex resumed>) = 0 [pid 8951] <... futex resumed>) = 0 [pid 8950] exit_group(0 [pid 8949] exit_group(0 [pid 8947] exit_group(0 [pid 8946] <... exit_group resumed>) = ? [pid 8948] exit_group(0 [pid 8960] <... futex resumed>) = ? [pid 8958] <... futex resumed>) = ? [pid 8957] +++ exited with 0 +++ [pid 8956] <... futex resumed>) = ? [pid 8955] <... futex resumed>) = ? [pid 8954] +++ exited with 0 +++ [pid 8950] <... exit_group resumed>) = ? [pid 8949] <... exit_group resumed>) = ? [pid 8948] <... exit_group resumed>) = ? [pid 8960] +++ exited with 0 +++ [pid 8959] <... futex resumed>) = ? [pid 8958] +++ exited with 0 +++ [pid 8956] +++ exited with 0 +++ [pid 8955] +++ exited with 0 +++ [pid 8953] <... futex resumed>) = ? [pid 8947] <... exit_group resumed>) = ? [pid 8959] +++ exited with 0 +++ [pid 8946] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8946, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 8950] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8953] +++ exited with 0 +++ [pid 8948] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8950, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 8961 attached [pid 8951] +++ exited with 0 +++ [pid 8949] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8948, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8961 [pid 8961] set_robust_list(0x5555712a26a0, 24 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8962 attached [pid 8961] <... set_robust_list resumed>) = 0 [pid 8962] set_robust_list(0x5555712a26a0, 24 [pid 8961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8949, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 8963 attached [pid 8962] <... set_robust_list resumed>) = 0 [pid 8961] <... prctl resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8963] set_robust_list(0x5555712a26a0, 24 [pid 8962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8961] setpgid(0, 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8963 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8962 [pid 8961] <... setpgid resumed>) = 0 [pid 8963] <... set_robust_list resumed>) = 0 [pid 8962] <... prctl resumed>) = 0 [pid 8961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8962] setpgid(0, 0 [pid 8961] <... openat resumed>) = 3 [pid 5839] <... restart_syscall resumed>) = 0 [pid 8963] <... prctl resumed>) = 0 [pid 8962] <... setpgid resumed>) = 0 [pid 8963] setpgid(0, 0 [pid 8962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8961] write(3, "1000", 4 [pid 8963] <... setpgid resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8964 attached [pid 8963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8962] <... openat resumed>) = 3 [pid 8961] <... write resumed>) = 4 [pid 8962] write(3, "1000", 4 [pid 8964] set_robust_list(0x5555712a26a0, 24 [pid 8963] <... openat resumed>) = 3 [pid 8962] <... write resumed>) = 4 [pid 8961] close(3 [pid 8964] <... set_robust_list resumed>) = 0 [pid 8961] <... close resumed>) = 0 [pid 8962] close(3 [pid 8963] write(3, "1000", 4 [pid 8962] <... close resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8964 [pid 8964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8963] <... write resumed>) = 4 [pid 8962] write(1, "executing program\n", 18 [pid 8961] write(1, "executing program\n", 18 [pid 8963] close(3executing program executing program executing program [pid 8962] <... write resumed>) = 18 [pid 8963] <... close resumed>) = 0 [pid 8962] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8961] <... write resumed>) = 18 [pid 8963] write(1, "executing program\n", 18 [pid 8964] <... prctl resumed>) = 0 [pid 8963] <... write resumed>) = 18 [pid 8962] <... futex resumed>) = 0 [pid 8961] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] setpgid(0, 0 [pid 8963] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8962] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8961] <... futex resumed>) = 0 [pid 8964] <... setpgid resumed>) = 0 [pid 8963] <... futex resumed>) = 0 [pid 8962] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8961] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8963] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8964] <... openat resumed>) = 3 [pid 8963] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8961] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8964] write(3, "1000", 4 [pid 8961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8962] <... mmap resumed>) = 0x7f42e822b000 [pid 8963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8962] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8963] <... mmap resumed>) = 0x7f42e822b000 [pid 8962] <... mprotect resumed>) = 0 [pid 8963] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8963] <... mprotect resumed>) = 0 [pid 8963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8965 attached [pid 8964] <... write resumed>) = 4 [pid 8963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8961] <... mmap resumed>) = 0x7f42e822b000 [pid 8965] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8964] close(3 [pid 8961] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8965] <... rseq resumed>) = 0 [pid 8964] <... close resumed>) = 0 executing program [pid 8965] set_robust_list(0x7f42e824b9a0, 24 [pid 8964] write(1, "executing program\n", 18 [pid 8963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8962] <... clone3 resumed> => {parent_tid=[8965]}, 88) = 8965 [pid 8961] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 8966 attached [pid 8965] <... set_robust_list resumed>) = 0 [pid 8964] <... write resumed>) = 18 [pid 8962] rt_sigprocmask(SIG_SETMASK, [], [pid 8965] rt_sigprocmask(SIG_SETMASK, [], [pid 8964] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8964] <... futex resumed>) = 0 [pid 8965] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8964] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8966] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8963] <... clone3 resumed> => {parent_tid=[8966]}, 88) = 8966 [pid 8962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8966] <... rseq resumed>) = 0 [pid 8964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8963] rt_sigprocmask(SIG_SETMASK, [], [pid 8962] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8966] set_robust_list(0x7f42e824b9a0, 24 [pid 8965] <... futex resumed>) = 0 [pid 8964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8962] <... futex resumed>) = 1 [pid 8961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8952] +++ exited with 0 +++ [pid 8947] +++ exited with 0 +++ [pid 8966] <... set_robust_list resumed>) = 0 [pid 8965] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8964] <... mmap resumed>) = 0x7f42e822b000 [pid 8963] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8962] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8947, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 8966] rt_sigprocmask(SIG_SETMASK, [], [pid 8965] <... openat resumed>) = 3 [pid 8964] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8963] <... futex resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 8967 attached [pid 8966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8965] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] <... mprotect resumed>) = 0 [pid 8963] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] <... clone3 resumed> => {parent_tid=[8967]}, 88) = 8967 [pid 8967] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8965] <... futex resumed>) = 1 [pid 8962] <... futex resumed>) = 0 [pid 8967] <... rseq resumed>) = 0 [pid 8965] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8962] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8966] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8961] rt_sigprocmask(SIG_SETMASK, [], [pid 8967] set_robust_list(0x7f42e824b9a0, 24 [pid 8965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8962] <... futex resumed>) = 0 [pid 8961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8967] <... set_robust_list resumed>) = 0 [pid 8966] <... openat resumed>) = 3 [pid 8965] dup(3 [pid 8964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8962] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8968 attached [pid 8967] rt_sigprocmask(SIG_SETMASK, [], [pid 8966] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8965] <... dup resumed>) = 4 [pid 8961] <... futex resumed>) = 0 [pid 8968] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8966] <... futex resumed>) = 1 [pid 8965] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] <... clone3 resumed> => {parent_tid=[8968]}, 88) = 8968 [pid 8963] <... futex resumed>) = 0 [pid 8961] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8968] <... rseq resumed>) = 0 [pid 8967] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8966] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8965] <... futex resumed>) = 1 [pid 8964] rt_sigprocmask(SIG_SETMASK, [], [pid 8963] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8962] <... futex resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 8968] set_robust_list(0x7f42e824b9a0, 24 [pid 8967] <... openat resumed>) = 3 [pid 8965] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8963] <... futex resumed>) = 0 [pid 8962] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8968] <... set_robust_list resumed>) = 0 [pid 8967] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8964] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8963] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8962] <... futex resumed>) = 0 [pid 8968] rt_sigprocmask(SIG_SETMASK, [], [pid 8967] <... futex resumed>) = 1 [pid 8966] dup(3 [pid 8965] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8964] <... futex resumed>) = 0 [pid 8962] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] <... futex resumed>) = 0 [pid 8968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8967] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8966] <... dup resumed>) = 4 [pid 8964] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8968] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8966] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8961] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8969 attached [pid 8968] <... openat resumed>) = 3 [pid 8967] dup(3 [pid 8966] <... futex resumed>) = 1 [pid 8963] <... futex resumed>) = 0 [pid 8961] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8969] set_robust_list(0x5555712a26a0, 24 [pid 8968] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8967] <... dup resumed>) = 4 [pid 8966] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8963] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8969 [pid 8969] <... set_robust_list resumed>) = 0 [pid 8968] <... futex resumed>) = 1 [pid 8967] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] <... futex resumed>) = 0 [pid 8963] <... futex resumed>) = 0 [pid 8964] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8963] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8964] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8969] <... prctl resumed>) = 0 [pid 8967] <... futex resumed>) = 1 [pid 8969] setpgid(0, 0 [pid 8961] <... futex resumed>) = 0 [pid 8969] <... setpgid resumed>) = 0 [pid 8961] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8968] dup(3 [pid 8967] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8968] <... dup resumed>) = 4 [pid 8961] <... futex resumed>) = 0 [pid 8968] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8961] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8968] <... futex resumed>) = 1 [pid 8964] <... futex resumed>) = 0 [pid 8968] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8964] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8968] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8964] <... futex resumed>) = 0 [pid 8964] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 8969] <... openat resumed>) = 3 [pid 8969] write(3, "1000", 4) = 4 [pid 8969] close(3) = 0 [pid 8969] write(1, "executing program\n", 18) = 18 [pid 8969] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8969] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 8969] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 8969] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8969] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 8970 attached [pid 8970] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 8969] <... clone3 resumed> => {parent_tid=[8970]}, 88) = 8970 [pid 8969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8969] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8970] set_robust_list(0x7f42e824b9a0, 24 [pid 8969] <... futex resumed>) = 0 [pid 8970] <... set_robust_list resumed>) = 0 [pid 8969] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8970] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8962] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8970] <... openat resumed>) = 3 [pid 8962] <... futex resumed>) = 0 [pid 8962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8962] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8970] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8970] <... futex resumed>) = 1 [pid 8962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8970] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8969] <... futex resumed>) = 0 [pid 8962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8969] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8969] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8963] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 8971 attached [pid 8970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8963] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8971] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8970] dup(3 [pid 8963] <... futex resumed>) = 0 [pid 8971] <... rseq resumed>) = 0 [pid 8970] <... dup resumed>) = 4 [pid 8963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8971] set_robust_list(0x7f42e822a9a0, 24 [pid 8970] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8963] <... mmap resumed>) = 0x7f42e820a000 [pid 8962] <... clone3 resumed> => {parent_tid=[8971]}, 88) = 8971 [pid 8961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8971] <... set_robust_list resumed>) = 0 [pid 8970] <... futex resumed>) = 1 [pid 8969] <... futex resumed>) = 0 [pid 8964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8963] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8962] rt_sigprocmask(SIG_SETMASK, [], [pid 8961] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8971] rt_sigprocmask(SIG_SETMASK, [], [pid 8970] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8969] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8963] <... mprotect resumed>) = 0 [pid 8962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8961] <... futex resumed>) = 0 [pid 8969] <... futex resumed>) = 0 [pid 8964] <... futex resumed>) = 0 [pid 8961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8969] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8964] <... mmap resumed>) = 0x7f42e820a000 [pid 8963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8962] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8961] <... mmap resumed>) = 0x7f42e820a000 [pid 8971] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8962] <... futex resumed>) = 0 [pid 8964] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8962] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8964] <... mprotect resumed>) = 0 [pid 8963] <... clone3 resumed> => {parent_tid=[8972]}, 88) = 8972 [pid 8964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8963] rt_sigprocmask(SIG_SETMASK, [], [pid 8961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8961] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 8972 attached [pid 8964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8963] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8973 attached [pid 8972] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8971] <... madvise resumed>) = 0 [pid 8963] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8974 attached [pid 8973] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8972] <... rseq resumed>) = 0 [pid 8963] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8972] set_robust_list(0x7f42e822a9a0, 24 [pid 8973] <... rseq resumed>) = 0 [pid 8961] <... clone3 resumed> => {parent_tid=[8974]}, 88) = 8974 [pid 8964] <... clone3 resumed> => {parent_tid=[8973]}, 88) = 8973 [pid 8973] set_robust_list(0x7f42e822a9a0, 24 [pid 8972] <... set_robust_list resumed>) = 0 [pid 8964] rt_sigprocmask(SIG_SETMASK, [], [pid 8961] rt_sigprocmask(SIG_SETMASK, [], [pid 8974] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8973] <... set_robust_list resumed>) = 0 [pid 8961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8961] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8973] rt_sigprocmask(SIG_SETMASK, [], [pid 8964] <... futex resumed>) = 0 [pid 8964] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8972] rt_sigprocmask(SIG_SETMASK, [], [pid 8974] <... rseq resumed>) = 0 [pid 8973] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8961] <... futex resumed>) = 0 [pid 8974] set_robust_list(0x7f42e822a9a0, 24 [pid 8972] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8971] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8974] <... set_robust_list resumed>) = 0 [pid 8972] <... madvise resumed>) = 0 [pid 8971] <... futex resumed>) = 1 [pid 8962] <... futex resumed>) = 0 [pid 8961] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8962] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8962] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8974] rt_sigprocmask(SIG_SETMASK, [], [pid 8971] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8972] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8963] <... futex resumed>) = 0 [pid 8974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8963] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8963] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8974] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8972] <... futex resumed>) = 1 [pid 8972] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8973] <... madvise resumed>) = 0 [pid 8973] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8974] <... madvise resumed>) = 0 [pid 8969] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8974] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8973] <... futex resumed>) = 1 [pid 8964] <... futex resumed>) = 0 [pid 8974] <... futex resumed>) = 1 [pid 8973] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8969] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8961] <... futex resumed>) = 0 [pid 8974] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8964] <... futex resumed>) = 0 [pid 8961] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8964] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8961] <... futex resumed>) = 0 [pid 8961] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8974] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8969] <... futex resumed>) = 0 [pid 8969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8963] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8974] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8973] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8972] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8971] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8969] <... mmap resumed>) = 0x7f42e820a000 [pid 8969] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8969] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8972] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8971] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8972] <... futex resumed>) = 0 [pid 8971] <... futex resumed>) = 0 [pid 8972] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8971] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8969] <... clone3 resumed> => {parent_tid=[8975]}, 88) = 8975 [pid 8969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8969] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8969] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8975 attached [pid 8974] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8973] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8974] <... futex resumed>) = 1 [pid 8973] <... futex resumed>) = 1 [pid 8964] <... futex resumed>) = 0 [pid 8974] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8973] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8961] <... futex resumed>) = 0 [pid 8975] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8975] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 8975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8975] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 8975] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8969] <... futex resumed>) = 0 [pid 8975] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8969] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8969] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8975] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 8975] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8969] <... futex resumed>) = 0 [pid 8975] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8967] <... mmap resumed>) = 0x20000000 [pid 8968] <... mmap resumed>) = 0x20000000 [pid 8967] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8966] <... mmap resumed>) = 0x20000000 [pid 8968] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8965] <... mmap resumed>) = 0x20000000 [pid 8966] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8968] <... futex resumed>) = 0 [pid 8967] <... futex resumed>) = 0 [pid 8965] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8963] exit_group(0 [pid 8968] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8967] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8965] <... futex resumed>) = 0 [pid 8972] <... futex resumed>) = ? [pid 8970] <... mmap resumed>) = 0x20000000 [pid 8966] <... futex resumed>) = ? [pid 8965] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8963] <... exit_group resumed>) = ? [pid 8972] +++ exited with 0 +++ [pid 8970] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8969] exit_group(0 [pid 8966] +++ exited with 0 +++ [pid 8964] exit_group(0 [pid 8962] exit_group(0 [pid 8961] exit_group(0 [pid 8975] <... futex resumed>) = ? [pid 8974] <... futex resumed>) = ? [pid 8973] <... futex resumed>) = ? [pid 8971] <... futex resumed>) = ? [pid 8970] <... futex resumed>) = ? [pid 8969] <... exit_group resumed>) = ? [pid 8968] <... futex resumed>) = ? [pid 8967] <... futex resumed>) = ? [pid 8965] <... futex resumed>) = ? [pid 8964] <... exit_group resumed>) = ? [pid 8962] <... exit_group resumed>) = ? [pid 8961] <... exit_group resumed>) = ? [pid 8975] +++ exited with 0 +++ [pid 8974] +++ exited with 0 +++ [pid 8973] +++ exited with 0 +++ [pid 8971] +++ exited with 0 +++ [pid 8970] +++ exited with 0 +++ [pid 8968] +++ exited with 0 +++ [pid 8965] +++ exited with 0 +++ [pid 8963] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8963, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 8969] +++ exited with 0 +++ [pid 8962] +++ exited with 0 +++ [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8962, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8969, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 8976 attached [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 8976] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8976 [pid 8976] <... set_robust_list resumed>) = 0 [pid 8976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8967] +++ exited with 0 +++ [pid 8961] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8961, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8976] setpgid(0, 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8977 attached [pid 8976] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8978 attached [pid 8977] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8978 ./strace-static-x86_64: Process 8979 attached [pid 8977] <... set_robust_list resumed>) = 0 [pid 8977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8979] set_robust_list(0x5555712a26a0, 24 [pid 8977] <... prctl resumed>) = 0 [pid 8978] set_robust_list(0x5555712a26a0, 24 [pid 8977] setpgid(0, 0 [pid 8976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8979] <... set_robust_list resumed>) = 0 [pid 8977] <... setpgid resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8979 [pid 8979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8978] <... set_robust_list resumed>) = 0 [pid 8977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8976] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8977 [pid 8979] <... prctl resumed>) = 0 [pid 8978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8977] <... openat resumed>) = 3 [pid 8976] write(3, "1000", 4 [pid 8979] setpgid(0, 0 [pid 8976] <... write resumed>) = 4 [pid 8977] write(3, "1000", 4 [pid 8976] close(3 [pid 8979] <... setpgid resumed>) = 0 [pid 8978] <... prctl resumed>) = 0 [pid 8977] <... write resumed>) = 4 [pid 8964] +++ exited with 0 +++ [pid 8976] <... close resumed>) = 0 [pid 8979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8978] setpgid(0, 0 [pid 8977] close(3 executing program [pid 8976] write(1, "executing program\n", 18 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8964, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- executing program [pid 8979] <... openat resumed>) = 3 [pid 8978] <... setpgid resumed>) = 0 [pid 8977] <... close resumed>) = 0 [pid 8976] <... write resumed>) = 18 [pid 8976] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8979] write(3, "1000", 4 [pid 8977] write(1, "executing program\n", 18 [pid 8976] <... futex resumed>) = 0 [pid 8979] <... write resumed>) = 4 [pid 8978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8977] <... write resumed>) = 18 [pid 8976] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8979] close(3 [pid 8977] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8976] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8979] <... close resumed>) = 0 [pid 8978] <... openat resumed>) = 3 [pid 8976] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8979] write(1, "executing program\n", 18 [pid 8977] <... futex resumed>) = 0 [pid 8979] <... write resumed>) = 18 [pid 8977] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8979] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8979] <... futex resumed>) = 0 executing program [pid 8977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 8980 attached [pid 8979] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8980] set_robust_list(0x5555712a26a0, 24 [pid 8979] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8980] <... set_robust_list resumed>) = 0 [pid 8979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8977] <... mmap resumed>) = 0x7f42e822b000 [pid 8980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8978] write(3, "1000", 4 [pid 8977] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 8980 [pid 8980] <... prctl resumed>) = 0 [pid 8979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8978] <... write resumed>) = 4 [pid 8977] <... mprotect resumed>) = 0 [pid 8976] <... mmap resumed>) = 0x7f42e822b000 [pid 8980] setpgid(0, 0 [pid 8979] <... mmap resumed>) = 0x7f42e822b000 [pid 8978] close(3 [pid 8977] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8976] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8980] <... setpgid resumed>) = 0 [pid 8979] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8978] <... close resumed>) = 0 [pid 8976] <... mprotect resumed>) = 0 [pid 8980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8979] <... mprotect resumed>) = 0 [pid 8978] write(1, "executing program\n", 18executing program [pid 8977] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8976] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8978] <... write resumed>) = 18 [pid 8976] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8978] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8980] <... openat resumed>) = 3 [pid 8979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8978] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8982 attached ./strace-static-x86_64: Process 8981 attached [pid 8980] write(3, "1000", 4 [pid 8978] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8982] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8981] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8980] <... write resumed>) = 4 [pid 8979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8978] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8977] <... clone3 resumed> => {parent_tid=[8981]}, 88) = 8981 [pid 8976] <... clone3 resumed> => {parent_tid=[8982]}, 88) = 8982 ./strace-static-x86_64: Process 8983 attached [pid 8982] <... rseq resumed>) = 0 [pid 8981] <... rseq resumed>) = 0 [pid 8980] close(3 [pid 8978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8977] rt_sigprocmask(SIG_SETMASK, [], [pid 8976] rt_sigprocmask(SIG_SETMASK, [], [pid 8983] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8982] set_robust_list(0x7f42e824b9a0, 24executing program [pid 8981] set_robust_list(0x7f42e824b9a0, 24 [pid 8980] <... close resumed>) = 0 [pid 8979] <... clone3 resumed> => {parent_tid=[8983]}, 88) = 8983 [pid 8978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8983] <... rseq resumed>) = 0 [pid 8982] <... set_robust_list resumed>) = 0 [pid 8981] <... set_robust_list resumed>) = 0 [pid 8980] write(1, "executing program\n", 18 [pid 8979] rt_sigprocmask(SIG_SETMASK, [], [pid 8978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8977] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8976] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8983] set_robust_list(0x7f42e824b9a0, 24 [pid 8982] rt_sigprocmask(SIG_SETMASK, [], [pid 8981] rt_sigprocmask(SIG_SETMASK, [], [pid 8980] <... write resumed>) = 18 [pid 8979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8978] <... mmap resumed>) = 0x7f42e822b000 [pid 8977] <... futex resumed>) = 0 [pid 8976] <... futex resumed>) = 0 [pid 8983] <... set_robust_list resumed>) = 0 [pid 8982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8979] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8978] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8976] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8983] rt_sigprocmask(SIG_SETMASK, [], [pid 8982] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8981] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8980] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8979] <... futex resumed>) = 0 [pid 8977] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8978] <... mprotect resumed>) = 0 [pid 8983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8982] <... openat resumed>) = 3 [pid 8981] <... openat resumed>) = 3 [pid 8980] <... futex resumed>) = 0 [pid 8979] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8983] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8982] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8981] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8983] <... openat resumed>) = 3 [pid 8982] <... futex resumed>) = 1 [pid 8981] <... futex resumed>) = 1 [pid 8980] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8977] <... futex resumed>) = 0 [pid 8976] <... futex resumed>) = 0 [pid 8983] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8982] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8981] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8980] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8977] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8976] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8984 attached [pid 8983] <... futex resumed>) = 1 [pid 8982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8979] <... futex resumed>) = 0 [pid 8977] <... futex resumed>) = 0 [pid 8976] <... futex resumed>) = 0 [pid 8984] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8983] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8982] dup(3 [pid 8981] dup(3 [pid 8980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8979] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8976] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8982] <... dup resumed>) = 4 [pid 8981] <... dup resumed>) = 4 [pid 8984] <... rseq resumed>) = 0 [pid 8978] <... clone3 resumed> => {parent_tid=[8984]}, 88) = 8984 [pid 8984] set_robust_list(0x7f42e824b9a0, 24 [pid 8983] dup(3 [pid 8982] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8981] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] <... mmap resumed>) = 0x7f42e822b000 [pid 8979] <... futex resumed>) = 0 [pid 8978] rt_sigprocmask(SIG_SETMASK, [], [pid 8984] <... set_robust_list resumed>) = 0 [pid 8983] <... dup resumed>) = 4 [pid 8982] <... futex resumed>) = 1 [pid 8981] <... futex resumed>) = 1 [pid 8980] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8979] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8977] <... futex resumed>) = 0 [pid 8976] <... futex resumed>) = 0 [pid 8984] rt_sigprocmask(SIG_SETMASK, [], [pid 8983] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8982] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8981] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8980] <... mprotect resumed>) = 0 [pid 8979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8978] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8976] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8983] <... futex resumed>) = 0 [pid 8982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8979] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8978] <... futex resumed>) = 0 [pid 8977] <... futex resumed>) = 0 [pid 8976] <... futex resumed>) = 0 [pid 8984] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8983] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8982] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8981] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8980] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8979] <... futex resumed>) = 0 [pid 8978] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8977] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8976] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8984] <... openat resumed>) = 3 [pid 8980] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8979] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8984] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8985 attached ) = 1 [pid 8978] <... futex resumed>) = 0 [pid 8984] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8978] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] <... clone3 resumed> => {parent_tid=[8985]}, 88) = 8985 [pid 8978] <... futex resumed>) = 0 [pid 8985] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8980] rt_sigprocmask(SIG_SETMASK, [], [pid 8978] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8984] dup(3 [pid 8985] <... rseq resumed>) = 0 [pid 8984] <... dup resumed>) = 4 [pid 8980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8984] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8985] set_robust_list(0x7f42e824b9a0, 24 [pid 8980] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8985] <... set_robust_list resumed>) = 0 [pid 8984] <... futex resumed>) = 1 [pid 8980] <... futex resumed>) = 0 [pid 8978] <... futex resumed>) = 0 [pid 8985] rt_sigprocmask(SIG_SETMASK, [], [pid 8984] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8980] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8978] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8978] <... futex resumed>) = 0 [pid 8985] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8984] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8978] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8985] <... openat resumed>) = 3 [pid 8985] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8980] <... futex resumed>) = 0 [pid 8985] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8980] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8980] <... futex resumed>) = 0 [pid 8985] dup(3 [pid 8980] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8985] <... dup resumed>) = 4 [pid 8985] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8980] <... futex resumed>) = 0 [pid 8985] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8980] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8980] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8979] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8977] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8976] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8977] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8979] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8977] <... futex resumed>) = 0 [pid 8977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8976] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8976] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8979] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8977] <... mmap resumed>) = 0x7f42e820a000 [pid 8976] <... mprotect resumed>) = 0 [pid 8977] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8979] <... mprotect resumed>) = 0 [pid 8976] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8976] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8987 attached ./strace-static-x86_64: Process 8986 attached [pid 8979] <... clone3 resumed> => {parent_tid=[8986]}, 88) = 8986 [pid 8977] <... mprotect resumed>) = 0 [pid 8987] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8979] rt_sigprocmask(SIG_SETMASK, [], [pid 8977] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8976] <... clone3 resumed> => {parent_tid=[8987]}, 88) = 8987 [pid 8987] <... rseq resumed>) = 0 [pid 8979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8977] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8976] rt_sigprocmask(SIG_SETMASK, [], [pid 8987] set_robust_list(0x7f42e822a9a0, 24 [pid 8986] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8986] <... rseq resumed>) = 0 [pid 8976] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8988 attached [pid 8986] set_robust_list(0x7f42e822a9a0, 24 [pid 8979] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8976] <... futex resumed>) = 0 [pid 8988] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8986] <... set_robust_list resumed>) = 0 [pid 8976] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8979] <... futex resumed>) = 0 [pid 8988] <... rseq resumed>) = 0 [pid 8987] <... set_robust_list resumed>) = 0 [pid 8986] rt_sigprocmask(SIG_SETMASK, [], [pid 8977] <... clone3 resumed> => {parent_tid=[8988]}, 88) = 8988 [pid 8988] set_robust_list(0x7f42e822a9a0, 24 [pid 8987] rt_sigprocmask(SIG_SETMASK, [], [pid 8986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8979] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8988] <... set_robust_list resumed>) = 0 [pid 8987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8986] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8977] rt_sigprocmask(SIG_SETMASK, [], [pid 8988] rt_sigprocmask(SIG_SETMASK, [], [pid 8987] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8988] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8986] <... madvise resumed>) = 0 [pid 8978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8978] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8988] <... futex resumed>) = 0 [pid 8980] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8978] <... futex resumed>) = 0 [pid 8977] <... futex resumed>) = 1 [pid 8988] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8986] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8977] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8987] <... madvise resumed>) = 0 [pid 8980] <... futex resumed>) = 0 [pid 8978] <... mmap resumed>) = 0x7f42e820a000 [pid 8980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8987] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8986] <... futex resumed>) = 1 [pid 8980] <... mmap resumed>) = 0x7f42e820a000 [pid 8979] <... futex resumed>) = 0 [pid 8978] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8987] <... futex resumed>) = 1 [pid 8980] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8979] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8976] <... futex resumed>) = 0 [pid 8987] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8986] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8980] <... mprotect resumed>) = 0 [pid 8979] <... futex resumed>) = 0 [pid 8978] <... mprotect resumed>) = 0 [pid 8976] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8976] <... futex resumed>) = 0 [pid 8980] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8979] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8976] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 8989 attached [pid 8980] <... clone3 resumed> => {parent_tid=[8989]}, 88) = 8989 ./strace-static-x86_64: Process 8990 attached [pid 8989] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8990] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 8989] <... rseq resumed>) = 0 [pid 8980] rt_sigprocmask(SIG_SETMASK, [], [pid 8978] <... clone3 resumed> => {parent_tid=[8990]}, 88) = 8990 [pid 8990] set_robust_list(0x7f42e822a9a0, 24 [pid 8989] set_robust_list(0x7f42e822a9a0, 24 [pid 8980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8978] rt_sigprocmask(SIG_SETMASK, [], [pid 8988] <... madvise resumed>) = 0 [pid 8990] <... set_robust_list resumed>) = 0 [pid 8989] <... set_robust_list resumed>) = 0 [pid 8980] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8990] rt_sigprocmask(SIG_SETMASK, [], [pid 8989] rt_sigprocmask(SIG_SETMASK, [], [pid 8988] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] <... futex resumed>) = 0 [pid 8990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8988] <... futex resumed>) = 1 [pid 8980] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8978] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] <... futex resumed>) = 0 [pid 8990] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8989] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8988] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8978] <... futex resumed>) = 0 [pid 8977] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8978] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8977] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8988] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8990] <... madvise resumed>) = 0 [pid 8987] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8986] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8986] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8986] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8988] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8979] <... futex resumed>) = 0 [pid 8990] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8987] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8990] <... futex resumed>) = 1 [pid 8987] <... futex resumed>) = 1 [pid 8990] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8987] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8976] <... futex resumed>) = 0 [pid 8988] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8978] <... futex resumed>) = 0 [pid 8988] <... futex resumed>) = 1 [pid 8978] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8977] <... futex resumed>) = 0 [pid 8990] <... futex resumed>) = 0 [pid 8988] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8978] <... futex resumed>) = 1 [pid 8990] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8978] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8990] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8989] <... madvise resumed>) = 0 [pid 8990] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8989] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8978] <... futex resumed>) = 0 [pid 8990] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8989] <... futex resumed>) = 1 [pid 8980] <... futex resumed>) = 0 [pid 8980] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8989] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8980] <... futex resumed>) = 0 [pid 8980] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8989] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 8989] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8989] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8980] <... futex resumed>) = 0 [pid 8985] <... mmap resumed>) = 0x20000000 [pid 8984] <... mmap resumed>) = 0x20000000 [pid 8985] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8983] <... mmap resumed>) = 0x20000000 [pid 8982] <... mmap resumed>) = 0x20000000 [pid 8981] <... mmap resumed>) = 0x20000000 [pid 8984] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8985] <... futex resumed>) = 0 [pid 8984] <... futex resumed>) = 0 [pid 8983] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8982] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8981] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8980] exit_group(0 [pid 8979] exit_group(0 [pid 8978] exit_group(0 [pid 8977] exit_group(0 [pid 8976] exit_group(0 [pid 8990] <... futex resumed>) = ? [pid 8989] <... futex resumed>) = ? [pid 8988] <... futex resumed>) = ? [pid 8987] <... futex resumed>) = ? [pid 8986] <... futex resumed>) = ? [pid 8983] <... futex resumed>) = ? [pid 8982] <... futex resumed>) = ? [pid 8981] <... futex resumed>) = ? [pid 8980] <... exit_group resumed>) = ? [pid 8979] <... exit_group resumed>) = ? [pid 8978] <... exit_group resumed>) = ? [pid 8977] <... exit_group resumed>) = ? [pid 8976] <... exit_group resumed>) = ? [pid 8990] +++ exited with 0 +++ [pid 8989] +++ exited with 0 +++ [pid 8988] +++ exited with 0 +++ [pid 8987] +++ exited with 0 +++ [pid 8986] +++ exited with 0 +++ [pid 8985] +++ exited with 0 +++ [pid 8984] +++ exited with 0 +++ [pid 8983] +++ exited with 0 +++ [pid 8982] +++ exited with 0 +++ [pid 8981] +++ exited with 0 +++ [pid 8978] +++ exited with 0 +++ [pid 8980] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8978, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8980, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8976] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8976, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 8979] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8979, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712a2690) = 8991 ./strace-static-x86_64: Process 8991 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8992 attached [pid 8992] set_robust_list(0x5555712a26a0, 24) = 0 [pid 8992] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 8993 attached [pid 8991] set_robust_list(0x5555712a26a0, 24 [pid 8977] +++ exited with 0 +++ [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 8992 [pid 8991] <... set_robust_list resumed>) = 0 [pid 8993] set_robust_list(0x5555712a26a0, 24 [pid 8992] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 8993 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8977, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 8993] <... set_robust_list resumed>) = 0 [pid 8992] setpgid(0, 0./strace-static-x86_64: Process 8994 attached [pid 8993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8992] <... setpgid resumed>) = 0 [pid 8991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8994] set_robust_list(0x5555712a26a0, 24 [pid 8993] <... prctl resumed>) = 0 [pid 8992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8991] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 8994 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8994] <... set_robust_list resumed>) = 0 [pid 8993] setpgid(0, 0 [pid 8991] setpgid(0, 0 [pid 8994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8993] <... setpgid resumed>) = 0 [pid 8992] <... openat resumed>) = 3 [pid 8991] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 8995 attached [pid 8994] <... prctl resumed>) = 0 [pid 8993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8994] setpgid(0, 0 [pid 8991] <... openat resumed>) = 3 [pid 8994] <... setpgid resumed>) = 0 [pid 8991] write(3, "1000", 4 [pid 8995] set_robust_list(0x5555712a26a0, 24 [pid 8993] <... openat resumed>) = 3 [pid 8992] write(3, "1000", 4 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 8995 [pid 8995] <... set_robust_list resumed>) = 0 [pid 8994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8993] write(3, "1000", 4 [pid 8992] <... write resumed>) = 4 [pid 8991] <... write resumed>) = 4 [pid 8995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8994] <... openat resumed>) = 3 [pid 8993] <... write resumed>) = 4 [pid 8992] close(3 [pid 8995] <... prctl resumed>) = 0 [pid 8992] <... close resumed>) = 0 executing program [pid 8995] setpgid(0, 0 [pid 8994] write(3, "1000", 4 [pid 8992] write(1, "executing program\n", 18 [pid 8991] close(3 [pid 8995] <... setpgid resumed>) = 0 [pid 8994] <... write resumed>) = 4 [pid 8993] close(3 [pid 8992] <... write resumed>) = 18 [pid 8991] <... close resumed>) = 0 [pid 8994] close(3 [pid 8993] <... close resumed>) = 0 [pid 8992] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8991] write(1, "executing program\n", 18executing program [pid 8994] <... close resumed>) = 0 [pid 8991] <... write resumed>) = 18 executing program [pid 8994] write(1, "executing program\n", 18 [pid 8991] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8994] <... write resumed>) = 18 [pid 8991] <... futex resumed>) = 0 [pid 8994] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8991] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8994] <... futex resumed>) = 0 [pid 8991] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8994] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8994] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8991] <... mmap resumed>) = 0x7f42e822b000 [pid 8994] <... mmap resumed>) = 0x7f42e822b000 [pid 8991] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8994] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8993] write(1, "executing program\n", 18executing program [pid 8992] <... futex resumed>) = 0 [pid 8991] <... mprotect resumed>) = 0 [pid 8995] <... openat resumed>) = 3 [pid 8994] <... mprotect resumed>) = 0 [pid 8993] <... write resumed>) = 18 [pid 8992] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8991] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8995] write(3, "1000", 4 [pid 8994] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8993] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8991] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8995] <... write resumed>) = 4 [pid 8994] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8993] <... futex resumed>) = 0 [pid 8992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8995] close(3 [pid 8994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8993] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8992] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8997 attached ./strace-static-x86_64: Process 8996 attached [pid 8995] <... close resumed>) = 0 [pid 8993] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8997] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8996] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8995] write(1, "executing program\n", 18 executing program [pid 8993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8992] <... mmap resumed>) = 0x7f42e822b000 [pid 8997] <... rseq resumed>) = 0 [pid 8996] <... rseq resumed>) = 0 [pid 8995] <... write resumed>) = 18 [pid 8994] <... clone3 resumed> => {parent_tid=[8997]}, 88) = 8997 [pid 8993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8992] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8991] <... clone3 resumed> => {parent_tid=[8996]}, 88) = 8996 [pid 8997] set_robust_list(0x7f42e824b9a0, 24 [pid 8996] set_robust_list(0x7f42e824b9a0, 24 [pid 8995] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8994] rt_sigprocmask(SIG_SETMASK, [], [pid 8993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8992] <... mprotect resumed>) = 0 [pid 8991] rt_sigprocmask(SIG_SETMASK, [], [pid 8997] <... set_robust_list resumed>) = 0 [pid 8996] <... set_robust_list resumed>) = 0 [pid 8995] <... futex resumed>) = 0 [pid 8994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8993] <... mmap resumed>) = 0x7f42e822b000 [pid 8991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8997] rt_sigprocmask(SIG_SETMASK, [], [pid 8996] rt_sigprocmask(SIG_SETMASK, [], [pid 8995] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 8994] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8993] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8991] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8995] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8994] <... futex resumed>) = 0 [pid 8993] <... mprotect resumed>) = 0 [pid 8992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8991] <... futex resumed>) = 0 [pid 8997] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8995] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8994] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8991] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8996] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8997] <... openat resumed>) = 3 [pid 8993] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 8998 attached ) = 0x7f42e822b000 [pid 8998] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8997] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8996] <... openat resumed>) = 3 [pid 8993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8992] <... clone3 resumed> => {parent_tid=[8998]}, 88) = 8998 [pid 8998] <... rseq resumed>) = 0 [pid 8995] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 8998] set_robust_list(0x7f42e824b9a0, 24 [pid 8997] <... futex resumed>) = 1 [pid 8996] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8995] <... mprotect resumed>) = 0 [pid 8994] <... futex resumed>) = 0 [pid 8993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8992] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8999 attached [pid 8998] <... set_robust_list resumed>) = 0 [pid 8997] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8996] <... futex resumed>) = 1 [pid 8995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8994] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8991] <... futex resumed>) = 0 [pid 8999] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8998] rt_sigprocmask(SIG_SETMASK, [], [pid 8997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8996] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8994] <... futex resumed>) = 0 [pid 8992] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8991] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8999] <... rseq resumed>) = 0 [pid 8998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8997] dup(3 [pid 8996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 8994] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8993] <... clone3 resumed> => {parent_tid=[8999]}, 88) = 8999 [pid 8992] <... futex resumed>) = 0 [pid 8991] <... futex resumed>) = 0 [pid 8999] set_robust_list(0x7f42e824b9a0, 24 [pid 8998] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8997] <... dup resumed>) = 4 [pid 8996] dup(3 [pid 8993] rt_sigprocmask(SIG_SETMASK, [], [pid 8992] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8991] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9000 attached [pid 8999] <... set_robust_list resumed>) = 0 [pid 8998] <... openat resumed>) = 3 [pid 8997] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8996] <... dup resumed>) = 4 [pid 8995] <... clone3 resumed> => {parent_tid=[9000]}, 88) = 9000 [pid 8993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9000] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 8999] rt_sigprocmask(SIG_SETMASK, [], [pid 8998] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8997] <... futex resumed>) = 1 [pid 8996] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8995] rt_sigprocmask(SIG_SETMASK, [], [pid 8994] <... futex resumed>) = 0 [pid 9000] <... rseq resumed>) = 0 [pid 8999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8998] <... futex resumed>) = 1 [pid 8997] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8996] <... futex resumed>) = 1 [pid 8995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8994] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8993] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... futex resumed>) = 0 [pid 8991] <... futex resumed>) = 0 [pid 9000] set_robust_list(0x7f42e824b9a0, 24 [pid 8999] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8998] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8996] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8995] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8994] <... futex resumed>) = 0 [pid 8993] <... futex resumed>) = 0 [pid 8992] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8991] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9000] <... set_robust_list resumed>) = 0 [pid 8999] <... openat resumed>) = 3 [pid 8998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8997] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8995] <... futex resumed>) = 0 [pid 8994] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8993] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8992] <... futex resumed>) = 0 [pid 8991] <... futex resumed>) = 0 [pid 9000] rt_sigprocmask(SIG_SETMASK, [], [pid 8999] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8998] dup(3 [pid 8996] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8995] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8992] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8991] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8999] <... futex resumed>) = 0 [pid 8998] <... dup resumed>) = 4 [pid 8998] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8992] <... futex resumed>) = 0 [pid 8998] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8992] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9000] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 8999] dup(3 [pid 8993] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... futex resumed>) = 0 [pid 8999] <... dup resumed>) = 4 [pid 8993] <... futex resumed>) = 0 [pid 9000] <... openat resumed>) = 3 [pid 8999] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8993] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9000] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8999] <... futex resumed>) = 0 [pid 8993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9000] <... futex resumed>) = 1 [pid 8999] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8993] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9000] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8993] <... futex resumed>) = 0 [pid 8999] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8992] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8995] <... futex resumed>) = 0 [pid 8995] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9000] <... futex resumed>) = 0 [pid 8995] <... futex resumed>) = 1 [pid 9000] dup(3 [pid 8995] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8993] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9000] <... dup resumed>) = 4 [pid 9000] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8995] <... futex resumed>) = 0 [pid 8995] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8995] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9000] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 8994] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8994] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 8991] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8994] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8991] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8994] <... mprotect resumed>) = 0 [pid 8991] <... futex resumed>) = 0 [pid 8991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8994] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8991] <... mmap resumed>) = 0x7f42e820a000 [pid 8994] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8991] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8991] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9001 attached [pid 8992] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8991] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9001] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8994] <... clone3 resumed> => {parent_tid=[9001]}, 88) = 9001 [pid 8992] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8991] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9001] <... rseq resumed>) = 0 [pid 8994] rt_sigprocmask(SIG_SETMASK, [], [pid 8992] <... futex resumed>) = 0 [pid 8991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9001] set_robust_list(0x7f42e822a9a0, 24 [pid 8994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9002 attached [pid 9001] <... set_robust_list resumed>) = 0 [pid 8994] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... mmap resumed>) = 0x7f42e820a000 [pid 9002] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9001] rt_sigprocmask(SIG_SETMASK, [], [pid 8994] <... futex resumed>) = 0 [pid 8993] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8992] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8991] <... clone3 resumed> => {parent_tid=[9002]}, 88) = 9002 [pid 9002] <... rseq resumed>) = 0 [pid 9001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8994] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8993] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... mprotect resumed>) = 0 [pid 8991] rt_sigprocmask(SIG_SETMASK, [], [pid 9002] set_robust_list(0x7f42e822a9a0, 24 [pid 9001] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8995] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8993] <... futex resumed>) = 0 [pid 8992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9002] <... set_robust_list resumed>) = 0 [pid 9001] <... madvise resumed>) = 0 [pid 8995] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9002] rt_sigprocmask(SIG_SETMASK, [], [pid 8993] <... mmap resumed>) = 0x7f42e820a000 [pid 8993] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8995] <... futex resumed>) = 0 [pid 8992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8991] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9003 attached [pid 9002] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9002] <... madvise resumed>) = 0 [pid 8995] <... mmap resumed>) = 0x7f42e820a000 [pid 8993] <... mprotect resumed>) = 0 [pid 8992] <... clone3 resumed> => {parent_tid=[9003]}, 88) = 9003 [pid 9003] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8995] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 8992] rt_sigprocmask(SIG_SETMASK, [], [pid 8991] <... futex resumed>) = 0 [pid 9003] <... rseq resumed>) = 0 [pid 8995] <... mprotect resumed>) = 0 [pid 8992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8991] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9003] set_robust_list(0x7f42e822a9a0, 24 [pid 8995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8992] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9003] <... set_robust_list resumed>) = 0 [pid 8995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8992] <... futex resumed>) = 0 [pid 9003] rt_sigprocmask(SIG_SETMASK, [], [pid 8995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8992] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9003] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9004 attached [pid 9003] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 8995] <... clone3 resumed> => {parent_tid=[9004]}, 88) = 9004 [pid 9004] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9001] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8995] rt_sigprocmask(SIG_SETMASK, [], [pid 8993] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9004] <... rseq resumed>) = 0 [pid 9001] <... futex resumed>) = 1 [pid 8995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9004] set_robust_list(0x7f42e822a9a0, 24 [pid 9003] <... madvise resumed>) = 0 [pid 9001] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8995] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8994] <... futex resumed>) = 0 [pid 9004] <... set_robust_list resumed>) = 0 [pid 8995] <... futex resumed>) = 0 [pid 8994] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9004] rt_sigprocmask(SIG_SETMASK, [], [pid 8995] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8994] <... futex resumed>) = 0 [pid 9004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9002] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8994] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9004] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9002] <... futex resumed>) = 1 [pid 9001] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8991] <... futex resumed>) = 0 [pid 9004] <... madvise resumed>) = 0 [pid 9002] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 8991] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8991] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9003] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9002] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9003] <... futex resumed>) = 1 [pid 8992] <... futex resumed>) = 0 [pid 9003] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8992] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8992] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8993] <... clone3 resumed> => {parent_tid=[9005]}, 88) = 9005 ./strace-static-x86_64: Process 9005 attached [pid 8993] rt_sigprocmask(SIG_SETMASK, [], [pid 9004] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9005] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 8993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9005] <... rseq resumed>) = 0 [pid 9004] <... futex resumed>) = 1 [pid 8995] <... futex resumed>) = 0 [pid 8993] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9005] set_robust_list(0x7f42e822a9a0, 24 [pid 9004] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8995] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 8993] <... futex resumed>) = 0 [pid 9005] <... set_robust_list resumed>) = 0 [pid 9004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8995] <... futex resumed>) = 0 [pid 8993] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9005] rt_sigprocmask(SIG_SETMASK, [], [pid 9004] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8995] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9005] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9005] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8993] <... futex resumed>) = 0 [pid 9005] <... futex resumed>) = 1 [pid 8993] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9005] madvise(0x20000000, 6291458, MADV_REMOVE [pid 8993] <... futex resumed>) = 0 [pid 8993] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8994] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9001] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9003] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9002] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9003] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9002] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9001] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8992] <... futex resumed>) = 0 [pid 9002] <... futex resumed>) = 1 [pid 9001] <... futex resumed>) = 0 [pid 8991] <... futex resumed>) = 0 [pid 9003] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9002] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9001] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9005] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9004] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9005] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8993] <... futex resumed>) = 0 [pid 9004] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9005] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9004] <... futex resumed>) = 1 [pid 8995] <... futex resumed>) = 0 [pid 9004] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9000] <... mmap resumed>) = 0x20000000 [pid 8998] <... mmap resumed>) = 0x20000000 [pid 8999] <... mmap resumed>) = 0x20000000 [pid 9000] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8998] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8997] <... mmap resumed>) = 0x20000000 [pid 8996] <... mmap resumed>) = 0x20000000 [pid 8999] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8996] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8995] exit_group(0 [pid 8991] exit_group(0 [pid 9004] <... futex resumed>) = ? [pid 9002] <... futex resumed>) = ? [pid 9000] <... futex resumed>) = ? [pid 8999] <... futex resumed>) = 0 [pid 8998] <... futex resumed>) = 0 [pid 8997] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 8996] <... futex resumed>) = ? [pid 8995] <... exit_group resumed>) = ? [pid 8993] exit_group(0 [pid 8992] exit_group(0 [pid 8991] <... exit_group resumed>) = ? [pid 9005] <... futex resumed>) = ? [pid 9004] +++ exited with 0 +++ [pid 9003] <... futex resumed>) = ? [pid 9002] +++ exited with 0 +++ [pid 9000] +++ exited with 0 +++ [pid 8997] <... futex resumed>) = 0 [pid 8996] +++ exited with 0 +++ [pid 8995] +++ exited with 0 +++ [pid 8993] <... exit_group resumed>) = ? [pid 8992] <... exit_group resumed>) = ? [pid 8991] +++ exited with 0 +++ [pid 9005] +++ exited with 0 +++ [pid 9003] +++ exited with 0 +++ [pid 8999] +++ exited with 0 +++ [pid 8998] +++ exited with 0 +++ [pid 8997] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8991, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 8994] exit_group(0 [pid 8997] <... futex resumed>) = ? [pid 8994] <... exit_group resumed>) = ? [pid 8997] +++ exited with 0 +++ [pid 9001] <... futex resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8995, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 8993] +++ exited with 0 +++ [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8993, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 9001] +++ exited with 0 +++ [pid 8994] +++ exited with 0 +++ [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8994, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9006 attached [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9006] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9006 [pid 9006] <... set_robust_list resumed>) = 0 [pid 9006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9006] <... prctl resumed>) = 0 [pid 9006] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 9007 attached [pid 9006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9007 ./strace-static-x86_64: Process 9008 attached [pid 9006] <... openat resumed>) = 3 [pid 9008] set_robust_list(0x5555712a26a0, 24 [pid 9007] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9008] <... set_robust_list resumed>) = 0 [pid 9007] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9008 [pid 9006] write(3, "1000", 4) = 4 [pid 9006] close(3 [pid 9007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9006] <... close resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9007] <... prctl resumed>) = 0 [pid 9006] write(1, "executing program\n", 18executing program ) = 18 [pid 9006] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9006] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, ./strace-static-x86_64: Process 9009 attached [pid 9007] setpgid(0, 0 [pid 9006] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9007] <... setpgid resumed>) = 0 [pid 9006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9008] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9009 [pid 9009] set_robust_list(0x5555712a26a0, 24 [pid 9008] setpgid(0, 0 [pid 9007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8992] +++ exited with 0 +++ [pid 9009] <... set_robust_list resumed>) = 0 [pid 9008] <... setpgid resumed>) = 0 [pid 9006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9007] <... openat resumed>) = 3 [pid 9006] <... mmap resumed>) = 0x7f42e822b000 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8992, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9009] <... prctl resumed>) = 0 [pid 9007] write(3, "1000", 4 [pid 9006] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9009] setpgid(0, 0 [pid 9008] <... openat resumed>) = 3 [pid 9007] <... write resumed>) = 4 [pid 9006] <... mprotect resumed>) = 0 [pid 9007] close(3 [pid 9009] <... setpgid resumed>) = 0 [pid 9007] <... close resumed>) = 0 [pid 9006] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 9008] write(3, "1000", 4 [pid 9007] write(1, "executing program\n", 18 [pid 9008] <... write resumed>) = 4 [pid 9007] <... write resumed>) = 18 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9008] close(3 [pid 9007] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9009] <... openat resumed>) = 3 [pid 9008] <... close resumed>) = 0 [pid 9007] <... futex resumed>) = 0 [pid 9006] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9009] write(3, "1000", 4 [pid 9006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9010 attached [pid 9009] <... write resumed>) = 4 [pid 9010] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9009] close(3 [pid 9006] <... clone3 resumed> => {parent_tid=[9010]}, 88) = 9010 [pid 9010] <... rseq resumed>) = 0 [pid 9009] <... close resumed>) = 0 [pid 9006] rt_sigprocmask(SIG_SETMASK, [], [pid 9010] set_robust_list(0x7f42e824b9a0, 24 [pid 9009] write(1, "executing program\n", 18 [pid 9006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9010] <... set_robust_list resumed>) = 0 [pid 9009] <... write resumed>) = 18 executing program [pid 9006] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9011 attached [pid 9010] rt_sigprocmask(SIG_SETMASK, [], [pid 9009] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9006] <... futex resumed>) = 0 [pid 9010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9009] <... futex resumed>) = 0 [pid 9006] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9010] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9009] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9009] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9010] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9010] <... futex resumed>) = 1 [pid 9009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9006] <... futex resumed>) = 0 [pid 9010] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9009] <... mmap resumed>) = 0x7f42e822b000 [pid 9006] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9006] <... futex resumed>) = 0 [pid 9010] dup(3 [pid 9009] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9006] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9010] <... dup resumed>) = 4 [pid 9009] <... mprotect resumed>) = 0 [pid 9010] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9009] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9007] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9006] <... futex resumed>) = 0 [pid 9011] set_robust_list(0x5555712a26a0, 24executing program [pid 9008] write(1, "executing program\n", 18 [pid 9007] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9011] <... set_robust_list resumed>) = 0 [pid 9007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9010] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9009] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9006] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9008] <... write resumed>) = 18 [pid 9007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9006] <... futex resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9011 [pid 9011] <... prctl resumed>) = 0 [pid 9010] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9008] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9006] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9012 attached [pid 9011] setpgid(0, 0 [pid 9009] <... clone3 resumed> => {parent_tid=[9012]}, 88) = 9012 [pid 9008] <... futex resumed>) = 0 [pid 9007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9012] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9011] <... setpgid resumed>) = 0 [pid 9009] rt_sigprocmask(SIG_SETMASK, [], [pid 9008] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9007] <... mmap resumed>) = 0x7f42e822b000 [pid 9012] <... rseq resumed>) = 0 [pid 9011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9008] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9007] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9012] set_robust_list(0x7f42e824b9a0, 24 [pid 9011] <... openat resumed>) = 3 [pid 9009] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9007] <... mprotect resumed>) = 0 [pid 9012] <... set_robust_list resumed>) = 0 [pid 9011] write(3, "1000", 4 [pid 9009] <... futex resumed>) = 0 [pid 9008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9012] rt_sigprocmask(SIG_SETMASK, [], [pid 9011] <... write resumed>) = 4 [pid 9009] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9011] close(3 [pid 9008] <... mmap resumed>) = 0x7f42e822b000 [pid 9007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9012] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 9013 attached [pid 9011] <... close resumed>) = 0 executing program [pid 9008] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9012] <... openat resumed>) = 3 [pid 9011] write(1, "executing program\n", 18 [pid 9008] <... mprotect resumed>) = 0 [pid 9012] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9011] <... write resumed>) = 18 [pid 9008] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9007] <... clone3 resumed> => {parent_tid=[9013]}, 88) = 9013 [pid 9013] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9012] <... futex resumed>) = 1 [pid 9011] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9009] <... futex resumed>) = 0 [pid 9008] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9007] rt_sigprocmask(SIG_SETMASK, [], [pid 9013] <... rseq resumed>) = 0 [pid 9012] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9011] <... futex resumed>) = 0 [pid 9009] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9013] set_robust_list(0x7f42e824b9a0, 24 [pid 9012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9011] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9009] <... futex resumed>) = 0 [pid 9007] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9014 attached [pid 9013] <... set_robust_list resumed>) = 0 [pid 9009] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9014] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9013] rt_sigprocmask(SIG_SETMASK, [], [pid 9014] <... rseq resumed>) = 0 [pid 9013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9014] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9013] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9012] dup(3 [pid 9011] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9008] <... clone3 resumed> => {parent_tid=[9014]}, 88) = 9014 [pid 9007] <... futex resumed>) = 0 [pid 9014] rt_sigprocmask(SIG_SETMASK, [], [pid 9012] <... dup resumed>) = 4 [pid 9011] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9008] rt_sigprocmask(SIG_SETMASK, [], [pid 9007] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9013] <... openat resumed>) = 3 [pid 9012] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9014] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9013] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9012] <... futex resumed>) = 1 [pid 9011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9009] <... futex resumed>) = 0 [pid 9008] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9013] <... futex resumed>) = 1 [pid 9012] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9011] <... mmap resumed>) = 0x7f42e822b000 [pid 9009] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] <... futex resumed>) = 0 [pid 9007] <... futex resumed>) = 0 [pid 9014] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9013] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9011] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9009] <... futex resumed>) = 0 [pid 9008] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9007] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9014] <... openat resumed>) = 3 [pid 9013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9012] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9011] <... mprotect resumed>) = 0 [pid 9009] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9007] <... futex resumed>) = 0 [pid 9014] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9013] dup(3 [pid 9007] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9014] <... futex resumed>) = 1 [pid 9013] <... dup resumed>) = 4 [pid 9014] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9013] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] <... futex resumed>) = 0 [pid 9013] <... futex resumed>) = 1 [pid 9011] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9008] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9007] <... futex resumed>) = 0 [pid 9013] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9011] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9008] <... futex resumed>) = 1 [pid 9014] <... futex resumed>) = 0 [pid 9007] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9014] dup(3 [pid 9013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9011] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9008] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9007] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9015 attached [pid 9014] <... dup resumed>) = 4 [pid 9013] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9007] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9015] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9014] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9011] <... clone3 resumed> => {parent_tid=[9015]}, 88) = 9015 [pid 9011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9011] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9011] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9015] <... rseq resumed>) = 0 [pid 9014] <... futex resumed>) = 1 [pid 9014] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9015] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9008] <... futex resumed>) = 0 [pid 9008] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9015] rt_sigprocmask(SIG_SETMASK, [], [pid 9014] <... futex resumed>) = 0 [pid 9008] <... futex resumed>) = 1 [pid 9015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9014] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9008] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9015] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9015] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9011] <... futex resumed>) = 0 [pid 9011] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9011] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9015] dup(3) = 4 [pid 9006] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9015] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9006] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9015] <... futex resumed>) = 1 [pid 9006] <... futex resumed>) = 0 [pid 9015] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9011] <... futex resumed>) = 0 [pid 9011] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9015] <... futex resumed>) = 0 [pid 9011] <... futex resumed>) = 1 [pid 9015] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9011] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9006] <... mmap resumed>) = 0x7f42e820a000 [pid 9006] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9006] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9009] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9016 attached [pid 9006] <... clone3 resumed> => {parent_tid=[9016]}, 88) = 9016 [pid 9009] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9006] rt_sigprocmask(SIG_SETMASK, [], [pid 9016] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9016] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9016] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9009] <... mmap resumed>) = 0x7f42e820a000 [pid 9006] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9009] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9016] <... futex resumed>) = 0 [pid 9006] <... futex resumed>) = 1 [pid 9016] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9009] <... mprotect resumed>) = 0 [pid 9007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9006] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9009] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9007] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9008] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9009] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9007] <... futex resumed>) = 0 [pid 9009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9017 attached ) = 0x7f42e820a000 [pid 9009] <... clone3 resumed> => {parent_tid=[9017]}, 88) = 9017 [pid 9007] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9009] rt_sigprocmask(SIG_SETMASK, [], [pid 9017] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9008] <... mmap resumed>) = 0x7f42e820a000 [pid 9007] <... mprotect resumed>) = 0 [pid 9017] <... rseq resumed>) = 0 [pid 9016] <... madvise resumed>) = 0 [pid 9009] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9017] set_robust_list(0x7f42e822a9a0, 24 [pid 9007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9017] <... set_robust_list resumed>) = 0 [pid 9009] <... futex resumed>) = 0 [pid 9008] <... mprotect resumed>) = 0 [pid 9017] rt_sigprocmask(SIG_SETMASK, [], [pid 9009] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9018 attached [pid 9017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9008] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9007] <... clone3 resumed> => {parent_tid=[9018]}, 88) = 9018 [pid 9018] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9017] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9008] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9007] rt_sigprocmask(SIG_SETMASK, [], [pid 9016] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9007] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9019 attached [pid 9018] <... rseq resumed>) = 0 [pid 9007] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9018] set_robust_list(0x7f42e822a9a0, 24 [pid 9008] <... clone3 resumed> => {parent_tid=[9019]}, 88) = 9019 [pid 9007] <... futex resumed>) = 0 [pid 9019] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9018] <... set_robust_list resumed>) = 0 [pid 9008] rt_sigprocmask(SIG_SETMASK, [], [pid 9007] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9019] <... rseq resumed>) = 0 [pid 9018] rt_sigprocmask(SIG_SETMASK, [], [pid 9008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9019] set_robust_list(0x7f42e822a9a0, 24 [pid 9018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9008] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9018] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9008] <... futex resumed>) = 0 [pid 9017] <... madvise resumed>) = 0 [pid 9016] <... futex resumed>) = 1 [pid 9011] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9006] <... futex resumed>) = 0 [pid 9018] <... madvise resumed>) = 0 [pid 9008] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9011] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9006] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9006] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9011] <... futex resumed>) = 0 [pid 9016] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9011] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9011] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9011] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9020 attached [pid 9019] <... set_robust_list resumed>) = 0 [pid 9018] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9017] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9019] rt_sigprocmask(SIG_SETMASK, [], [pid 9018] <... futex resumed>) = 1 [pid 9007] <... futex resumed>) = 0 [pid 9020] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9018] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9017] <... futex resumed>) = 1 [pid 9011] <... clone3 resumed> => {parent_tid=[9020]}, 88) = 9020 [pid 9009] <... futex resumed>) = 0 [pid 9007] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9020] <... rseq resumed>) = 0 [pid 9019] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9017] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9011] rt_sigprocmask(SIG_SETMASK, [], [pid 9009] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9007] <... futex resumed>) = 0 [pid 9020] set_robust_list(0x7f42e822a9a0, 24 [pid 9018] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9009] <... futex resumed>) = 0 [pid 9007] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9020] <... set_robust_list resumed>) = 0 [pid 9019] <... madvise resumed>) = 0 [pid 9011] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9009] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9020] rt_sigprocmask(SIG_SETMASK, [], [pid 9011] <... futex resumed>) = 0 [pid 9020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9011] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9020] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9017] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9019] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9018] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9017] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9016] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9017] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9018] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9017] <... futex resumed>) = 1 [pid 9009] <... futex resumed>) = 0 [pid 9018] <... futex resumed>) = 1 [pid 9017] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9016] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9007] <... futex resumed>) = 0 [pid 9020] <... madvise resumed>) = 0 [pid 9019] <... futex resumed>) = 1 [pid 9018] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9016] <... futex resumed>) = 1 [pid 9008] <... futex resumed>) = 0 [pid 9006] <... futex resumed>) = 0 [pid 9016] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9019] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9008] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9020] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9008] <... futex resumed>) = 0 [pid 9020] <... futex resumed>) = 1 [pid 9011] <... futex resumed>) = 0 [pid 9008] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9020] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9011] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9011] <... futex resumed>) = 0 [pid 9020] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9019] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9011] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9020] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9020] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9011] <... futex resumed>) = 0 [pid 9020] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9019] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9019] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9008] <... futex resumed>) = 0 [pid 9019] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9015] <... mmap resumed>) = 0x20000000 [pid 9013] <... mmap resumed>) = 0x20000000 [pid 9015] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9014] <... mmap resumed>) = 0x20000000 [pid 9013] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9012] <... mmap resumed>) = 0x20000000 [pid 9011] exit_group(0 [pid 9010] <... mmap resumed>) = 0x20000000 [pid 9020] <... futex resumed>) = ? [pid 9015] <... futex resumed>) = ? [pid 9014] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9013] <... futex resumed>) = 0 [pid 9012] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9011] <... exit_group resumed>) = ? [pid 9010] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9007] exit_group(0 [pid 9020] +++ exited with 0 +++ [pid 9018] <... futex resumed>) = ? [pid 9015] +++ exited with 0 +++ [pid 9014] <... futex resumed>) = 0 [pid 9012] <... futex resumed>) = 0 [pid 9010] <... futex resumed>) = 0 [pid 9007] <... exit_group resumed>) = ? [pid 9018] +++ exited with 0 +++ [pid 9014] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9013] +++ exited with 0 +++ [pid 9012] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9010] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9009] exit_group(0 [pid 9008] exit_group(0 [pid 9006] exit_group(0 [pid 9017] <... futex resumed>) = ? [pid 9009] <... exit_group resumed>) = ? [pid 9019] <... futex resumed>) = ? [pid 9017] +++ exited with 0 +++ [pid 9016] <... futex resumed>) = ? [pid 9014] <... futex resumed>) = ? [pid 9012] <... futex resumed>) = ? [pid 9010] <... futex resumed>) = ? [pid 9008] <... exit_group resumed>) = ? [pid 9019] +++ exited with 0 +++ [pid 9016] +++ exited with 0 +++ [pid 9014] +++ exited with 0 +++ [pid 9010] +++ exited with 0 +++ [pid 9006] <... exit_group resumed>) = ? [pid 9012] +++ exited with 0 +++ [pid 9011] +++ exited with 0 +++ [pid 9009] +++ exited with 0 +++ [pid 9008] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9011, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9006] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9009, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9008, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9006, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9021 ./strace-static-x86_64: Process 9022 attached [pid 9022] set_robust_list(0x5555712a26a0, 24) = 0 ./strace-static-x86_64: Process 9023 attached ./strace-static-x86_64: Process 9021 attached [pid 9007] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9022 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9023 [pid 9023] set_robust_list(0x5555712a26a0, 24 [pid 9022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9021] set_robust_list(0x5555712a26a0, 24 [pid 9023] <... set_robust_list resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9007, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9022] <... prctl resumed>) = 0 [pid 9021] <... set_robust_list resumed>) = 0 [pid 9023] <... prctl resumed>) = 0 [pid 9022] setpgid(0, 0 [pid 9021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9023] setpgid(0, 0 [pid 9022] <... setpgid resumed>) = 0 [pid 9021] <... prctl resumed>) = 0 [pid 9022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9021] setpgid(0, 0 [pid 9022] <... openat resumed>) = 3 [pid 9021] <... setpgid resumed>) = 0 [pid 9021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 9024 attached executing program [pid 9023] <... setpgid resumed>) = 0 [pid 9022] write(3, "1000", 4 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9022] <... write resumed>) = 4 [pid 9021] <... openat resumed>) = 3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9024 [pid 9022] close(3./strace-static-x86_64: Process 9025 attached ) = 0 [pid 9021] write(3, "1000", 4 [pid 9023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9022] write(1, "executing program\n", 18 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9025 [pid 9025] set_robust_list(0x5555712a26a0, 24 [pid 9024] set_robust_list(0x5555712a26a0, 24 [pid 9023] <... openat resumed>) = 3 [pid 9022] <... write resumed>) = 18 [pid 9021] <... write resumed>) = 4 [pid 9025] <... set_robust_list resumed>) = 0 [pid 9023] write(3, "1000", 4 [pid 9022] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] close(3 [pid 9025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9022] <... futex resumed>) = 0 [pid 9021] <... close resumed>) = 0 [pid 9024] <... set_robust_list resumed>) = 0 [pid 9023] <... write resumed>) = 4 [pid 9022] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9021] write(1, "executing program\n", 18 [pid 9025] <... prctl resumed>) = 0 [pid 9024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9023] close(3 [pid 9022] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9021] <... write resumed>) = 18 [pid 9025] setpgid(0, 0 [pid 9024] <... prctl resumed>) = 0 [pid 9023] <... close resumed>) = 0 [pid 9022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9021] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] <... setpgid resumed>) = 0 executing program [pid 9024] setpgid(0, 0 [pid 9023] write(1, "executing program\n", 18 [pid 9022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9021] <... futex resumed>) = 0 [pid 9025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9024] <... setpgid resumed>) = 0 [pid 9023] <... write resumed>) = 18 [pid 9022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9021] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9025] <... openat resumed>) = 3 [pid 9024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9023] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9022] <... mmap resumed>) = 0x7f42e822b000 [pid 9021] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9025] write(3, "1000", 4 [pid 9022] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9025] <... write resumed>) = 4 [pid 9022] <... mprotect resumed>) = 0 [pid 9021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9025] close(3 [pid 9023] <... futex resumed>) = 0 [pid 9021] <... mmap resumed>) = 0x7f42e822b000 [pid 9025] <... close resumed>) = 0 [pid 9024] <... openat resumed>) = 3 [pid 9023] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9025] write(1, "executing program\n", 18 [pid 9024] write(3, "1000", 4 [pid 9023] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9021] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9024] <... write resumed>) = 4 [pid 9023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9024] close(3 [pid 9023] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9025] <... write resumed>) = 18 [pid 9024] <... close resumed>) = 0 [pid 9023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9021] <... mprotect resumed>) = 0 executing program [pid 9025] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9024] write(1, "executing program\n", 18 [pid 9023] <... mmap resumed>) = 0x7f42e822b000 [pid 9022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9021] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9026 attached [pid 9025] <... futex resumed>) = 0 [pid 9024] <... write resumed>) = 18 [pid 9023] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9025] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9023] <... mprotect resumed>) = 0 [pid 9022] <... clone3 resumed> => {parent_tid=[9026]}, 88) = 9026 [pid 9021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9024] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9026] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9025] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9024] <... futex resumed>) = 0 [pid 9026] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 9027 attached [pid 9025] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9022] rt_sigprocmask(SIG_SETMASK, [], [pid 9027] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9021] <... clone3 resumed> => {parent_tid=[9027]}, 88) = 9027 [pid 9026] set_robust_list(0x7f42e824b9a0, 24 [pid 9027] <... rseq resumed>) = 0 [pid 9026] <... set_robust_list resumed>) = 0 [pid 9025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9024] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9023] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9022] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] rt_sigprocmask(SIG_SETMASK, [], [pid 9027] set_robust_list(0x7f42e824b9a0, 24 [pid 9026] rt_sigprocmask(SIG_SETMASK, [], [pid 9025] <... mmap resumed>) = 0x7f42e822b000 [pid 9024] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9022] <... futex resumed>) = 0 [pid 9021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9027] <... set_robust_list resumed>) = 0 [pid 9026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9025] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9022] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9021] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9023] <... clone3 resumed> => {parent_tid=[9028]}, 88) = 9028 ./strace-static-x86_64: Process 9028 attached [pid 9027] rt_sigprocmask(SIG_SETMASK, [], [pid 9025] <... mprotect resumed>) = 0 [pid 9024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9023] rt_sigprocmask(SIG_SETMASK, [], [pid 9021] <... futex resumed>) = 0 [pid 9028] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9026] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9025] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9021] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9028] <... rseq resumed>) = 0 [pid 9027] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9026] <... openat resumed>) = 3 [pid 9023] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9028] set_robust_list(0x7f42e824b9a0, 24 [pid 9027] <... openat resumed>) = 3 [pid 9026] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9024] <... mmap resumed>) = 0x7f42e822b000 [pid 9023] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9029 attached [pid 9028] <... set_robust_list resumed>) = 0 [pid 9027] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9026] <... futex resumed>) = 1 [pid 9024] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9023] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9022] <... futex resumed>) = 0 [pid 9029] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9028] rt_sigprocmask(SIG_SETMASK, [], [pid 9027] <... futex resumed>) = 1 [pid 9026] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9024] <... mprotect resumed>) = 0 [pid 9022] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] <... futex resumed>) = 0 [pid 9029] <... rseq resumed>) = 0 [pid 9026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9025] <... clone3 resumed> => {parent_tid=[9029]}, 88) = 9029 [pid 9022] <... futex resumed>) = 0 [pid 9021] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9029] set_robust_list(0x7f42e824b9a0, 24 [pid 9028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9027] dup(3 [pid 9026] dup(3 [pid 9024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9022] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9021] <... futex resumed>) = 0 [pid 9029] <... set_robust_list resumed>) = 0 [pid 9028] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9027] <... dup resumed>) = 4 [pid 9026] <... dup resumed>) = 4 [pid 9025] rt_sigprocmask(SIG_SETMASK, [], [pid 9024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9021] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9029] rt_sigprocmask(SIG_SETMASK, [], [pid 9028] <... openat resumed>) = 3 [pid 9027] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9026] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 9030 attached [pid 9029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9028] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9027] <... futex resumed>) = 0 [pid 9026] <... futex resumed>) = 1 [pid 9025] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9022] <... futex resumed>) = 0 [pid 9021] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9030] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9029] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9028] <... futex resumed>) = 1 [pid 9027] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9026] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9025] <... futex resumed>) = 0 [pid 9024] <... clone3 resumed> => {parent_tid=[9030]}, 88) = 9030 [pid 9023] <... futex resumed>) = 0 [pid 9022] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] <... futex resumed>) = 0 [pid 9030] <... rseq resumed>) = 0 [pid 9029] <... openat resumed>) = 3 [pid 9028] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9025] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9024] rt_sigprocmask(SIG_SETMASK, [], [pid 9023] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9028] dup(3 [pid 9024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9028] <... dup resumed>) = 4 [pid 9024] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9028] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9024] <... futex resumed>) = 0 [pid 9028] <... futex resumed>) = 0 [pid 9028] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9024] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9030] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9029] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9028] <... futex resumed>) = 0 [pid 9023] <... futex resumed>) = 1 [pid 9028] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9029] <... futex resumed>) = 1 [pid 9025] <... futex resumed>) = 0 [pid 9023] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9022] <... futex resumed>) = 0 [pid 9030] rt_sigprocmask(SIG_SETMASK, [], [pid 9029] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9022] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9023] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9030] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9028] <... futex resumed>) = 0 [pid 9025] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9023] <... futex resumed>) = 1 [pid 9030] <... openat resumed>) = 3 [pid 9029] <... futex resumed>) = 0 [pid 9028] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9025] <... futex resumed>) = 1 [pid 9023] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9030] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9029] dup(3) = 4 [pid 9029] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9030] <... futex resumed>) = 1 [pid 9029] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9025] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9024] <... futex resumed>) = 0 [pid 9025] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9024] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9024] <... futex resumed>) = 0 [pid 9025] <... futex resumed>) = 0 [pid 9024] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9025] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9030] dup(3 [pid 9029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9030] <... dup resumed>) = 4 [pid 9029] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9030] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9024] <... futex resumed>) = 0 [pid 9030] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9024] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9024] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9021] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9022] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9021] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9022] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] <... futex resumed>) = 0 [pid 9021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9022] <... futex resumed>) = 0 [pid 9021] <... mmap resumed>) = 0x7f42e820a000 [pid 9022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9022] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9021] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9023] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9021] <... mprotect resumed>) = 0 [pid 9025] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9023] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9025] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9023] <... futex resumed>) = 0 [pid 9022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9021] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9031 attached [pid 9025] <... futex resumed>) = 0 [pid 9023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9031] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9023] <... mmap resumed>) = 0x7f42e820a000 [pid 9022] <... clone3 resumed> => {parent_tid=[9031]}, 88) = 9031 [pid 9021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9031] <... rseq resumed>) = 0 [pid 9025] <... mmap resumed>) = 0x7f42e820a000 [pid 9023] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9022] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9032 attached [pid 9031] set_robust_list(0x7f42e822a9a0, 24 [pid 9025] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9025] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9031] <... set_robust_list resumed>) = 0 [pid 9022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9031] rt_sigprocmask(SIG_SETMASK, [], [pid 9023] <... mprotect resumed>) = 0 [pid 9022] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9022] <... futex resumed>) = 0 [pid 9031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9023] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9022] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9032] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9031] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9025] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9021] <... clone3 resumed> => {parent_tid=[9032]}, 88) = 9032 ./strace-static-x86_64: Process 9033 attached [pid 9032] <... rseq resumed>) = 0 [pid 9025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9021] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9034 attached [pid 9033] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9032] set_robust_list(0x7f42e822a9a0, 24 [pid 9031] <... madvise resumed>) = 0 [pid 9024] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9023] <... clone3 resumed> => {parent_tid=[9033]}, 88) = 9033 [pid 9021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9034] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9033] <... rseq resumed>) = 0 [pid 9032] <... set_robust_list resumed>) = 0 [pid 9025] <... clone3 resumed> => {parent_tid=[9034]}, 88) = 9034 [pid 9024] <... futex resumed>) = 0 [pid 9021] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9034] <... rseq resumed>) = 0 [pid 9032] rt_sigprocmask(SIG_SETMASK, [], [pid 9024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9021] <... futex resumed>) = 0 [pid 9034] set_robust_list(0x7f42e822a9a0, 24 [pid 9032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9025] rt_sigprocmask(SIG_SETMASK, [], [pid 9024] <... mmap resumed>) = 0x7f42e820a000 [pid 9034] <... set_robust_list resumed>) = 0 [pid 9032] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9024] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9021] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9033] set_robust_list(0x7f42e822a9a0, 24 [pid 9024] <... mprotect resumed>) = 0 [pid 9023] rt_sigprocmask(SIG_SETMASK, [], [pid 9034] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9033] <... set_robust_list resumed>) = 0 [pid 9024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9033] rt_sigprocmask(SIG_SETMASK, [], [pid 9025] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9023] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9023] <... futex resumed>) = 0 [pid 9033] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9023] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9034] <... futex resumed>) = 0 [pid 9033] <... madvise resumed>) = 0 [pid 9032] <... madvise resumed>) = 0 [pid 9025] <... futex resumed>) = 1 [pid 9024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9034] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 9035 attached [pid 9035] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9031] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9035] <... rseq resumed>) = 0 [pid 9031] <... futex resumed>) = 1 [pid 9022] <... futex resumed>) = 0 [pid 9035] set_robust_list(0x7f42e822a9a0, 24 [pid 9031] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9035] <... set_robust_list resumed>) = 0 [pid 9031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9022] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9035] rt_sigprocmask(SIG_SETMASK, [], [pid 9031] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9022] <... futex resumed>) = 0 [pid 9035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9034] <... madvise resumed>) = 0 [pid 9035] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9022] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9025] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9024] <... clone3 resumed> => {parent_tid=[9035]}, 88) = 9035 [pid 9034] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9033] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9032] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9024] rt_sigprocmask(SIG_SETMASK, [], [pid 9034] <... futex resumed>) = 0 [pid 9033] <... futex resumed>) = 1 [pid 9032] <... futex resumed>) = 1 [pid 9025] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9023] <... futex resumed>) = 0 [pid 9021] <... futex resumed>) = 0 [pid 9034] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9033] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9032] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9025] <... futex resumed>) = 0 [pid 9024] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9023] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9021] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9035] <... futex resumed>) = 0 [pid 9033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9025] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9024] <... futex resumed>) = 1 [pid 9023] <... futex resumed>) = 0 [pid 9021] <... futex resumed>) = 0 [pid 9035] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9033] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9032] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9024] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9023] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9021] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9031] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9031] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9031] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9022] <... futex resumed>) = 0 [pid 9033] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9032] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9034] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9033] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9032] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9034] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9033] <... futex resumed>) = 1 [pid 9032] <... futex resumed>) = 1 [pid 9023] <... futex resumed>) = 0 [pid 9034] <... futex resumed>) = 1 [pid 9033] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9032] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9025] <... futex resumed>) = 0 [pid 9021] <... futex resumed>) = 0 [pid 9034] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9035] <... madvise resumed>) = 0 [pid 9035] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9024] <... futex resumed>) = 0 [pid 9024] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9024] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9035] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9027] <... mmap resumed>) = 0x20000000 [pid 9030] <... mmap resumed>) = 0x20000000 [pid 9035] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9029] <... mmap resumed>) = 0x20000000 [pid 9028] <... mmap resumed>) = 0x20000000 [pid 9027] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9026] <... mmap resumed>) = 0x20000000 [pid 9035] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9030] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9029] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9028] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9027] <... futex resumed>) = 0 [pid 9026] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9025] exit_group(0 [pid 9021] exit_group(0 [pid 9035] <... futex resumed>) = 1 [pid 9034] <... futex resumed>) = ? [pid 9030] <... futex resumed>) = 0 [pid 9029] <... futex resumed>) = ? [pid 9028] <... futex resumed>) = 0 [pid 9027] read(-256, [pid 9026] <... futex resumed>) = 0 [pid 9025] <... exit_group resumed>) = ? [pid 9024] <... futex resumed>) = 0 [pid 9035] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9034] +++ exited with 0 +++ [pid 9032] <... futex resumed>) = ? [pid 9030] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9029] +++ exited with 0 +++ [pid 9028] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9027] +++ exited with 0 +++ [pid 9026] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9024] exit_group(0 [pid 9021] <... exit_group resumed>) = ? [pid 9035] <... futex resumed>) = ? [pid 9032] +++ exited with 0 +++ [pid 9030] <... futex resumed>) = ? [pid 9025] +++ exited with 0 +++ [pid 9024] <... exit_group resumed>) = ? [pid 9023] exit_group(0 [pid 9022] exit_group(0 [pid 9035] +++ exited with 0 +++ [pid 9031] <... futex resumed>) = ? [pid 9022] <... exit_group resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9025, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9031] +++ exited with 0 +++ [pid 9021] +++ exited with 0 +++ [pid 9033] <... futex resumed>) = ? [pid 9026] <... futex resumed>) = ? [pid 9023] <... exit_group resumed>) = ? [pid 9033] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9021, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9030] +++ exited with 0 +++ [pid 9028] <... futex resumed>) = ? [pid 9024] +++ exited with 0 +++ [pid 9026] +++ exited with 0 +++ [pid 9022] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9024, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9022, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9036 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9036 ./strace-static-x86_64: Process 9037 attached [pid 9036] set_robust_list(0x5555712a26a0, 24 [pid 9037] set_robust_list(0x5555712a26a0, 24 [pid 9036] <... set_robust_list resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9037 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9038 attached [pid 9037] <... set_robust_list resumed>) = 0 [pid 9036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9038 [pid 9037] <... prctl resumed>) = 0 [pid 9038] set_robust_list(0x5555712a26a0, 24 [pid 9037] setpgid(0, 0 [pid 9036] <... prctl resumed>) = 0 [pid 9038] <... set_robust_list resumed>) = 0 [pid 9037] <... setpgid resumed>) = 0 [pid 9036] setpgid(0, 0 [pid 9038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9036] <... setpgid resumed>) = 0 [pid 9038] <... prctl resumed>) = 0 [pid 9038] setpgid(0, 0 [pid 9037] <... openat resumed>) = 3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9038] <... setpgid resumed>) = 0 [pid 9037] write(3, "1000", 4 [pid 9038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9037] <... write resumed>) = 4 [pid 9037] close(3) = 0 ./strace-static-x86_64: Process 9039 attached [pid 9037] write(1, "executing program\n", 18 [pid 9036] <... openat resumed>) = 3 [pid 9038] <... openat resumed>) = 3 executing program [pid 9039] set_robust_list(0x5555712a26a0, 24 [pid 9037] <... write resumed>) = 18 [pid 9037] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9039] <... set_robust_list resumed>) = 0 [pid 9037] <... futex resumed>) = 0 [pid 9039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9037] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9039] <... prctl resumed>) = 0 [pid 9037] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9039] setpgid(0, 0 [pid 9037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9039] <... setpgid resumed>) = 0 [pid 9037] <... mmap resumed>) = 0x7f42e822b000 [pid 9039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9038] write(3, "1000", 4 [pid 9036] write(3, "1000", 4 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9039 [pid 9039] <... openat resumed>) = 3 [pid 9038] <... write resumed>) = 4 [pid 9037] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9036] <... write resumed>) = 4 [pid 9039] write(3, "1000", 4 [pid 9038] close(3 [pid 9037] <... mprotect resumed>) = 0 [pid 9036] close(3 [pid 9039] <... write resumed>) = 4 [pid 9038] <... close resumed>) = 0 [pid 9037] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9036] <... close resumed>) = 0 executing program executing program [pid 9039] close(3 [pid 9038] write(1, "executing program\n", 18 [pid 9036] write(1, "executing program\n", 18 [pid 9039] <... close resumed>) = 0 [pid 9038] <... write resumed>) = 18 [pid 9036] <... write resumed>) = 18 executing program [pid 9039] write(1, "executing program\n", 18 [pid 9038] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9037] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9036] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9039] <... write resumed>) = 18 [pid 9038] <... futex resumed>) = 0 [pid 9037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9036] <... futex resumed>) = 0 [pid 9039] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, ./strace-static-x86_64: Process 9040 attached [pid 9039] <... futex resumed>) = 0 [pid 9038] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9036] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9040] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9036] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9040] <... rseq resumed>) = 0 [pid 9038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9040] set_robust_list(0x7f42e824b9a0, 24 [pid 9038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9040] <... set_robust_list resumed>) = 0 [pid 9040] rt_sigprocmask(SIG_SETMASK, [], [pid 9039] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9038] <... mmap resumed>) = 0x7f42e822b000 [pid 9037] <... clone3 resumed> => {parent_tid=[9040]}, 88) = 9040 [pid 9036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9039] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9038] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9037] rt_sigprocmask(SIG_SETMASK, [], [pid 9036] <... mmap resumed>) = 0x7f42e822b000 [pid 9040] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9038] <... mprotect resumed>) = 0 [pid 9037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9036] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9037] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9036] <... mprotect resumed>) = 0 [pid 9039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9037] <... futex resumed>) = 1 [pid 9040] <... futex resumed>) = 0 [pid 9039] <... mmap resumed>) = 0x7f42e822b000 [pid 9038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9037] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9036] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9040] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9039] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9039] <... mprotect resumed>) = 0 [pid 9038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9036] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9039] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9041 attached ./strace-static-x86_64: Process 9042 attached [pid 9040] <... openat resumed>) = 3 [pid 9039] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9038] <... clone3 resumed> => {parent_tid=[9041]}, 88) = 9041 [pid 9028] +++ exited with 0 +++ [pid 9023] +++ exited with 0 +++ [pid 9041] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9040] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9042] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9038] rt_sigprocmask(SIG_SETMASK, [], [pid 9042] <... rseq resumed>) = 0 [pid 9036] <... clone3 resumed> => {parent_tid=[9042]}, 88) = 9042 [pid 9042] set_robust_list(0x7f42e824b9a0, 24 [pid 9036] rt_sigprocmask(SIG_SETMASK, [], [pid 9042] <... set_robust_list resumed>) = 0 [pid 9036] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9043 attached [pid 9042] rt_sigprocmask(SIG_SETMASK, [], [pid 9041] <... rseq resumed>) = 0 [pid 9040] <... futex resumed>) = 1 [pid 9038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9037] <... futex resumed>) = 0 [pid 9036] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9023, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9043] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9041] set_robust_list(0x7f42e824b9a0, 24 [pid 9038] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9037] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9040] dup(3 [pid 9036] <... futex resumed>) = 0 [pid 9039] <... clone3 resumed> => {parent_tid=[9043]}, 88) = 9043 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9043] <... rseq resumed>) = 0 [pid 9042] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9041] <... set_robust_list resumed>) = 0 [pid 9040] <... dup resumed>) = 4 [pid 9038] <... futex resumed>) = 0 [pid 9037] <... futex resumed>) = 0 [pid 9036] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9042] <... openat resumed>) = 3 [pid 9041] rt_sigprocmask(SIG_SETMASK, [], [pid 9038] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9044 attached [pid 9043] set_robust_list(0x7f42e824b9a0, 24 [pid 9042] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9040] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9039] rt_sigprocmask(SIG_SETMASK, [], [pid 9037] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9044] set_robust_list(0x5555712a26a0, 24 [pid 9043] <... set_robust_list resumed>) = 0 [pid 9042] <... futex resumed>) = 1 [pid 9041] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9040] <... futex resumed>) = 0 [pid 9039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9036] <... futex resumed>) = 0 [pid 9044] <... set_robust_list resumed>) = 0 [pid 9043] rt_sigprocmask(SIG_SETMASK, [], [pid 9042] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9040] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9039] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9037] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9036] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9044 [pid 9043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9041] <... openat resumed>) = 3 [pid 9040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9039] <... futex resumed>) = 0 [pid 9037] <... futex resumed>) = 0 [pid 9043] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9040] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9039] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9037] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9043] <... openat resumed>) = 3 [pid 9042] dup(3 [pid 9041] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9036] <... futex resumed>) = 0 [pid 9044] <... prctl resumed>) = 0 [pid 9043] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9042] <... dup resumed>) = 4 [pid 9041] <... futex resumed>) = 1 [pid 9038] <... futex resumed>) = 0 [pid 9036] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9044] setpgid(0, 0 [pid 9043] <... futex resumed>) = 1 [pid 9042] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9041] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9039] <... futex resumed>) = 0 [pid 9038] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9044] <... setpgid resumed>) = 0 [pid 9043] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9042] <... futex resumed>) = 0 [pid 9041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9039] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] <... futex resumed>) = 0 [pid 9036] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9042] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9041] dup(3 [pid 9039] <... futex resumed>) = 0 [pid 9038] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9036] <... futex resumed>) = 0 [pid 9043] dup(3 [pid 9039] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9043] <... dup resumed>) = 4 [pid 9043] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9041] <... dup resumed>) = 4 [pid 9036] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9044] <... openat resumed>) = 3 [pid 9043] <... futex resumed>) = 1 [pid 9039] <... futex resumed>) = 0 [pid 9044] write(3, "1000", 4 [pid 9041] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9044] <... write resumed>) = 4 [pid 9041] <... futex resumed>) = 1 [pid 9038] <... futex resumed>) = 0 [pid 9044] close(3 [pid 9041] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9044] <... close resumed>) = 0 [pid 9039] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9043] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9044] write(1, "executing program\n", 18executing program [pid 9039] <... futex resumed>) = 0 [pid 9038] <... futex resumed>) = 1 [pid 9044] <... write resumed>) = 18 [pid 9041] <... futex resumed>) = 0 [pid 9044] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9041] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9039] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9038] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9044] <... futex resumed>) = 0 [pid 9044] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9044] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9044] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9044] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9045 attached => {parent_tid=[9045]}, 88) = 9045 [pid 9044] rt_sigprocmask(SIG_SETMASK, [], [pid 9045] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9045] <... rseq resumed>) = 0 [pid 9044] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9045] set_robust_list(0x7f42e824b9a0, 24 [pid 9044] <... futex resumed>) = 0 [pid 9045] <... set_robust_list resumed>) = 0 [pid 9044] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9045] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9045] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9044] <... futex resumed>) = 0 [pid 9044] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9044] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9045] dup(3) = 4 [pid 9045] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9044] <... futex resumed>) = 0 [pid 9045] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9044] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9044] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9037] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9037] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9037] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9037] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9036] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9037] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9046 attached [pid 9046] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9037] <... clone3 resumed> => {parent_tid=[9046]}, 88) = 9046 [pid 9046] <... rseq resumed>) = 0 [pid 9037] rt_sigprocmask(SIG_SETMASK, [], [pid 9046] set_robust_list(0x7f42e822a9a0, 24 [pid 9037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9036] <... mmap resumed>) = 0x7f42e820a000 [pid 9036] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9037] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9036] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9046] <... set_robust_list resumed>) = 0 [pid 9037] <... futex resumed>) = 0 [pid 9036] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9046] rt_sigprocmask(SIG_SETMASK, [], [pid 9037] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9046] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9039] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9038] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9039] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9039] <... futex resumed>) = 0 [pid 9038] <... futex resumed>) = 0 [pid 9039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9047 attached ) = 0x7f42e820a000 [pid 9038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9039] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9038] <... mmap resumed>) = 0x7f42e820a000 [pid 9036] <... clone3 resumed> => {parent_tid=[9047]}, 88) = 9047 [pid 9047] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9039] <... mprotect resumed>) = 0 [pid 9038] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9036] rt_sigprocmask(SIG_SETMASK, [], [pid 9047] <... rseq resumed>) = 0 [pid 9036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9047] set_robust_list(0x7f42e822a9a0, 24 [pid 9039] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9038] <... mprotect resumed>) = 0 [pid 9036] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9047] <... set_robust_list resumed>) = 0 [pid 9046] <... madvise resumed>) = 0 [pid 9039] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9036] <... futex resumed>) = 0 [pid 9047] rt_sigprocmask(SIG_SETMASK, [], [pid 9039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9036] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9047] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9046] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9049 attached [pid 9046] <... futex resumed>) = 1 [pid 9039] <... clone3 resumed> => {parent_tid=[9048]}, 88) = 9048 [pid 9037] <... futex resumed>) = 0 [pid 9039] rt_sigprocmask(SIG_SETMASK, [], [pid 9038] <... clone3 resumed> => {parent_tid=[9049]}, 88) = 9049 [pid 9037] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9046] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9038] rt_sigprocmask(SIG_SETMASK, [], [pid 9037] <... futex resumed>) = 0 [pid 9039] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9037] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9039] <... futex resumed>) = 0 [pid 9038] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9039] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9038] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9048 attached [pid 9047] <... madvise resumed>) = 0 [pid 9044] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9038] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9049] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9049] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9049] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9048] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9047] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9044] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9048] <... rseq resumed>) = 0 [pid 9044] <... futex resumed>) = 0 [pid 9048] set_robust_list(0x7f42e822a9a0, 24 [pid 9044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9048] <... set_robust_list resumed>) = 0 [pid 9036] <... futex resumed>) = 0 [pid 9048] rt_sigprocmask(SIG_SETMASK, [], [pid 9044] <... mmap resumed>) = 0x7f42e820a000 [pid 9036] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9047] <... futex resumed>) = 1 [pid 9044] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9036] <... futex resumed>) = 0 [pid 9048] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9049] <... madvise resumed>) = 0 [pid 9048] <... madvise resumed>) = 0 [pid 9047] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9044] <... mprotect resumed>) = 0 [pid 9036] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9049] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9044] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9049] <... futex resumed>) = 1 [pid 9048] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] <... futex resumed>) = 0 [pid 9049] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9048] <... futex resumed>) = 1 [pid 9039] <... futex resumed>) = 0 [pid 9038] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9048] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9044] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9039] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9038] <... futex resumed>) = 0 [pid 9049] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9039] <... futex resumed>) = 0 [pid 9038] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9039] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9048] madvise(0x20000000, 6291458, MADV_REMOVE./strace-static-x86_64: Process 9050 attached [pid 9044] <... clone3 resumed> => {parent_tid=[9050]}, 88) = 9050 [pid 9044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9044] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9050] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9044] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9050] <... rseq resumed>) = 0 [pid 9050] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9050] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9037] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9050] <... madvise resumed>) = 0 [pid 9049] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9048] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9047] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9046] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9050] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9046] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9050] <... futex resumed>) = 1 [pid 9046] <... futex resumed>) = 0 [pid 9044] <... futex resumed>) = 0 [pid 9050] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9046] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9044] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9050] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9044] <... futex resumed>) = 0 [pid 9050] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9044] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9050] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9050] <... futex resumed>) = 0 [pid 9036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9050] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9047] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9049] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9048] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9049] <... futex resumed>) = 1 [pid 9048] <... futex resumed>) = 1 [pid 9047] <... futex resumed>) = 0 [pid 9039] <... futex resumed>) = 0 [pid 9038] <... futex resumed>) = 0 [pid 9048] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9047] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9049] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9045] <... mmap resumed>) = 0x20000000 [pid 9043] <... mmap resumed>) = 0x20000000 [pid 9042] <... mmap resumed>) = 0x20000000 [pid 9041] <... mmap resumed>) = 0x20000000 [pid 9040] <... mmap resumed>) = 0x20000000 [pid 9045] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9045] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9042] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9043] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9041] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9040] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9044] exit_group(0 [pid 9039] exit_group(0 [pid 9045] <... futex resumed>) = ? [pid 9044] <... exit_group resumed>) = ? [pid 9050] <... futex resumed>) = ? [pid 9045] +++ exited with 0 +++ [pid 9048] <... futex resumed>) = ? [pid 9039] <... exit_group resumed>) = ? [pid 9050] +++ exited with 0 +++ [pid 9048] +++ exited with 0 +++ [pid 9038] exit_group(0 [pid 9036] exit_group(0 [pid 9047] <... futex resumed>) = ? [pid 9036] <... exit_group resumed>) = ? [pid 9047] +++ exited with 0 +++ [pid 9049] <... futex resumed>) = ? [pid 9038] <... exit_group resumed>) = ? [pid 9049] +++ exited with 0 +++ [pid 9042] <... futex resumed>) = ? [pid 9044] +++ exited with 0 +++ [pid 9043] <... futex resumed>) = ? [pid 9041] <... futex resumed>) = ? [pid 9040] <... futex resumed>) = 0 [pid 9037] exit_group(0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9044, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9037] <... exit_group resumed>) = ? [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9046] <... futex resumed>) = ? [pid 9046] +++ exited with 0 +++ [pid 9042] +++ exited with 0 +++ [pid 9036] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9036, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9051 attached [pid 9041] +++ exited with 0 +++ [pid 9040] +++ exited with 0 +++ [pid 9051] set_robust_list(0x5555712a26a0, 24 [pid 9038] +++ exited with 0 +++ [pid 9037] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9051 ./strace-static-x86_64: Process 9052 attached [pid 9051] <... set_robust_list resumed>) = 0 [pid 9051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9052 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9037, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9038, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9052] set_robust_list(0x5555712a26a0, 24 [pid 9051] <... prctl resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9052] <... set_robust_list resumed>) = 0 [pid 9051] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 9053 attached [pid 9052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9043] +++ exited with 0 +++ [pid 9039] +++ exited with 0 +++ [pid 9053] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9053 [pid 9052] <... prctl resumed>) = 0 [pid 9051] <... openat resumed>) = 3 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9039, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9053] <... set_robust_list resumed>) = 0 [pid 9052] setpgid(0, 0 [pid 9051] write(3, "1000", 4./strace-static-x86_64: Process 9054 attached [pid 9053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9052] <... setpgid resumed>) = 0 [pid 9051] <... write resumed>) = 4 [pid 9054] set_robust_list(0x5555712a26a0, 24 [pid 9053] <... prctl resumed>) = 0 [pid 9052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9051] close(3 [pid 9054] <... set_robust_list resumed>) = 0 [pid 9053] setpgid(0, 0 [pid 9051] <... close resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9054 executing program [pid 9054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9053] <... setpgid resumed>) = 0 [pid 9052] <... openat resumed>) = 3 [pid 9051] write(1, "executing program\n", 18 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9052] write(3, "1000", 4 [pid 9051] <... write resumed>) = 18 [pid 9053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9052] <... write resumed>) = 4 [pid 9051] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] close(3./strace-static-x86_64: Process 9055 attached [pid 9054] <... prctl resumed>) = 0 [pid 9052] <... close resumed>) = 0 [pid 9051] <... futex resumed>) = 0 [pid 9054] setpgid(0, 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9055 [pid 9054] <... setpgid resumed>) = 0 [pid 9054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 9052] write(1, "executing program\n", 18 [pid 9051] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9053] <... openat resumed>) = 3 [pid 9052] <... write resumed>) = 18 [pid 9051] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9052] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9055] set_robust_list(0x5555712a26a0, 24 [pid 9053] write(3, "1000", 4 [pid 9052] <... futex resumed>) = 0 [pid 9055] <... set_robust_list resumed>) = 0 [pid 9053] <... write resumed>) = 4 [pid 9055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9053] close(3 [pid 9052] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9055] <... prctl resumed>) = 0 [pid 9054] <... openat resumed>) = 3 [pid 9053] <... close resumed>) = 0 [pid 9052] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9055] setpgid(0, 0 [pid 9054] write(3, "1000", 4 executing program [pid 9053] write(1, "executing program\n", 18 [pid 9052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9055] <... setpgid resumed>) = 0 [pid 9054] <... write resumed>) = 4 [pid 9053] <... write resumed>) = 18 [pid 9052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9051] <... mmap resumed>) = 0x7f42e822b000 [pid 9055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9054] close(3 [pid 9053] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9051] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9055] <... openat resumed>) = 3 [pid 9054] <... close resumed>) = 0 [pid 9053] <... futex resumed>) = 0 [pid 9052] <... mmap resumed>) = 0x7f42e822b000 [pid 9051] <... mprotect resumed>) = 0 [pid 9055] write(3, "1000", 4 [pid 9054] write(1, "executing program\n", 18 [pid 9053] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9052] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9051] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9055] <... write resumed>) = 4 [pid 9054] <... write resumed>) = 18 [pid 9053] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9052] <... mprotect resumed>) = 0 [pid 9055] close(3 [pid 9054] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9053] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9051] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9055] <... close resumed>) = 0 [pid 9054] <... futex resumed>) = 0 [pid 9053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9052] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program [pid 9055] write(1, "executing program\n", 18 [pid 9054] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9056 attached [pid 9055] <... write resumed>) = 18 [pid 9054] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9053] <... mmap resumed>) = 0x7f42e822b000 [pid 9055] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] <... clone3 resumed> => {parent_tid=[9056]}, 88) = 9056 [pid 9056] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9055] <... futex resumed>) = 0 [pid 9052] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9051] rt_sigprocmask(SIG_SETMASK, [], [pid 9056] <... rseq resumed>) = 0 [pid 9055] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9056] set_robust_list(0x7f42e824b9a0, 24 [pid 9055] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9051] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9057 attached [pid 9054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9053] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9051] <... futex resumed>) = 0 [pid 9056] <... set_robust_list resumed>) = 0 [pid 9055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9057] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9056] rt_sigprocmask(SIG_SETMASK, [], [pid 9054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9053] <... mprotect resumed>) = 0 [pid 9052] <... clone3 resumed> => {parent_tid=[9057]}, 88) = 9057 [pid 9057] <... rseq resumed>) = 0 [pid 9056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9053] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9051] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9057] set_robust_list(0x7f42e824b9a0, 24 [pid 9056] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9054] <... mmap resumed>) = 0x7f42e822b000 [pid 9053] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9052] rt_sigprocmask(SIG_SETMASK, [], [pid 9057] <... set_robust_list resumed>) = 0 [pid 9056] <... openat resumed>) = 3 [pid 9055] <... mmap resumed>) = 0x7f42e822b000 [pid 9054] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9058 attached [pid 9057] rt_sigprocmask(SIG_SETMASK, [], [pid 9056] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9055] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9054] <... mprotect resumed>) = 0 [pid 9052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9058] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9056] <... futex resumed>) = 1 [pid 9055] <... mprotect resumed>) = 0 [pid 9054] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9053] <... clone3 resumed> => {parent_tid=[9058]}, 88) = 9058 [pid 9052] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] <... futex resumed>) = 0 [pid 9058] <... rseq resumed>) = 0 [pid 9057] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9056] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9054] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9053] rt_sigprocmask(SIG_SETMASK, [], [pid 9052] <... futex resumed>) = 0 [pid 9051] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9058] set_robust_list(0x7f42e824b9a0, 24 [pid 9057] <... openat resumed>) = 3 [pid 9056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9052] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9051] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9059 attached [pid 9058] <... set_robust_list resumed>) = 0 [pid 9057] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9056] dup(3 [pid 9055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9053] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9051] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9059] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9058] rt_sigprocmask(SIG_SETMASK, [], [pid 9057] <... futex resumed>) = 0 [pid 9056] <... dup resumed>) = 4 [pid 9054] <... clone3 resumed> => {parent_tid=[9059]}, 88) = 9059 [pid 9053] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9060 attached [pid 9059] <... rseq resumed>) = 0 [pid 9058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9057] dup(3 [pid 9056] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9055] <... clone3 resumed> => {parent_tid=[9060]}, 88) = 9060 [pid 9054] rt_sigprocmask(SIG_SETMASK, [], [pid 9053] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9052] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9060] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9059] set_robust_list(0x7f42e824b9a0, 24 [pid 9058] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9057] <... dup resumed>) = 4 [pid 9056] <... futex resumed>) = 1 [pid 9055] rt_sigprocmask(SIG_SETMASK, [], [pid 9054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9052] <... futex resumed>) = 0 [pid 9051] <... futex resumed>) = 0 [pid 9060] <... rseq resumed>) = 0 [pid 9059] <... set_robust_list resumed>) = 0 [pid 9058] <... openat resumed>) = 3 [pid 9057] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9056] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9054] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9051] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9060] set_robust_list(0x7f42e824b9a0, 24 [pid 9059] rt_sigprocmask(SIG_SETMASK, [], [pid 9058] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9057] <... futex resumed>) = 0 [pid 9056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9055] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9054] <... futex resumed>) = 0 [pid 9052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9060] <... set_robust_list resumed>) = 0 [pid 9059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9058] <... futex resumed>) = 1 [pid 9057] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9056] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9055] <... futex resumed>) = 0 [pid 9054] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9053] <... futex resumed>) = 0 [pid 9052] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] <... futex resumed>) = 0 [pid 9060] rt_sigprocmask(SIG_SETMASK, [], [pid 9059] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9058] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9053] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9057] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9053] <... futex resumed>) = 0 [pid 9053] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9055] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9051] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9059] <... openat resumed>) = 3 [pid 9058] dup(3 [pid 9060] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9059] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9058] <... dup resumed>) = 4 [pid 9059] <... futex resumed>) = 1 [pid 9058] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9060] <... openat resumed>) = 3 [pid 9059] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9058] <... futex resumed>) = 1 [pid 9060] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9058] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9055] <... futex resumed>) = 0 [pid 9060] <... futex resumed>) = 1 [pid 9055] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9060] dup(3 [pid 9055] <... futex resumed>) = 0 [pid 9060] <... dup resumed>) = 4 [pid 9055] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9060] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9060] <... futex resumed>) = 0 [pid 9055] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9060] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9055] <... futex resumed>) = 0 [pid 9055] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9054] <... futex resumed>) = 0 [pid 9053] <... futex resumed>) = 0 [pid 9052] <... futex resumed>) = 0 [pid 9054] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9053] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9059] <... futex resumed>) = 0 [pid 9058] <... futex resumed>) = 0 [pid 9054] <... futex resumed>) = 1 [pid 9053] <... futex resumed>) = 1 [pid 9059] dup(3 [pid 9058] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9054] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9053] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9059] <... dup resumed>) = 4 [pid 9059] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9054] <... futex resumed>) = 0 [pid 9059] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9054] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9055] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9054] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9055] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9055] <... futex resumed>) = 0 [pid 9051] <... futex resumed>) = 0 [pid 9055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9055] <... mmap resumed>) = 0x7f42e820a000 [pid 9052] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9051] <... mmap resumed>) = 0x7f42e820a000 [pid 9055] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9051] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9052] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] <... mprotect resumed>) = 0 [pid 9052] <... futex resumed>) = 0 [pid 9052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9052] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9055] <... mprotect resumed>) = 0 [pid 9053] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9052] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9051] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9053] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9051] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9053] <... futex resumed>) = 0 [pid 9052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9061 attached ./strace-static-x86_64: Process 9062 attached [pid 9055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9062] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9061] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9053] <... mmap resumed>) = 0x7f42e820a000 [pid 9051] <... clone3 resumed> => {parent_tid=[9061]}, 88) = 9061 [pid 9062] <... rseq resumed>) = 0 [pid 9061] <... rseq resumed>) = 0 [pid 9055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9053] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9063 attached [pid 9062] set_robust_list(0x7f42e822a9a0, 24 [pid 9061] set_robust_list(0x7f42e822a9a0, 24 [pid 9053] <... mprotect resumed>) = 0 [pid 9052] <... clone3 resumed> => {parent_tid=[9062]}, 88) = 9062 [pid 9051] rt_sigprocmask(SIG_SETMASK, [], [pid 9063] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9062] <... set_robust_list resumed>) = 0 [pid 9061] <... set_robust_list resumed>) = 0 [pid 9055] <... clone3 resumed> => {parent_tid=[9063]}, 88) = 9063 [pid 9052] rt_sigprocmask(SIG_SETMASK, [], [pid 9051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9063] <... rseq resumed>) = 0 [pid 9062] rt_sigprocmask(SIG_SETMASK, [], [pid 9061] rt_sigprocmask(SIG_SETMASK, [], [pid 9055] rt_sigprocmask(SIG_SETMASK, [], [pid 9052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9051] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9063] set_robust_list(0x7f42e822a9a0, 24 [pid 9062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9052] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] <... futex resumed>) = 0 [pid 9063] <... set_robust_list resumed>) = 0 [pid 9062] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9061] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9055] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9053] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9052] <... futex resumed>) = 0 [pid 9051] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9063] rt_sigprocmask(SIG_SETMASK, [], [pid 9053] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9064 attached [pid 9064] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9053] <... clone3 resumed> => {parent_tid=[9064]}, 88) = 9064 [pid 9064] <... rseq resumed>) = 0 [pid 9053] rt_sigprocmask(SIG_SETMASK, [], [pid 9064] set_robust_list(0x7f42e822a9a0, 24 [pid 9053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9064] <... set_robust_list resumed>) = 0 [pid 9053] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9064] rt_sigprocmask(SIG_SETMASK, [], [pid 9053] <... futex resumed>) = 0 [pid 9064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9062] <... madvise resumed>) = 0 [pid 9053] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9064] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9063] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9055] <... futex resumed>) = 0 [pid 9064] <... madvise resumed>) = 0 [pid 9063] <... madvise resumed>) = 0 [pid 9062] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9061] <... madvise resumed>) = 0 [pid 9055] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9052] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9062] <... futex resumed>) = 0 [pid 9061] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9054] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9063] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9064] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9062] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9061] <... futex resumed>) = 1 [pid 9054] <... futex resumed>) = 0 [pid 9051] <... futex resumed>) = 0 [pid 9064] <... futex resumed>) = 1 [pid 9063] <... futex resumed>) = 1 [pid 9062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9061] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9055] <... futex resumed>) = 0 [pid 9054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9053] <... futex resumed>) = 0 [pid 9052] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9051] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9064] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9063] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9062] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9055] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9054] <... mmap resumed>) = 0x7f42e820a000 [pid 9053] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9052] <... futex resumed>) = 0 [pid 9051] <... futex resumed>) = 0 [pid 9064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9061] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9055] <... futex resumed>) = 0 [pid 9054] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9053] <... futex resumed>) = 0 [pid 9052] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9051] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9064] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9063] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9055] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9054] <... mprotect resumed>) = 0 [pid 9053] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9065 attached [pid 9065] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9054] <... clone3 resumed> => {parent_tid=[9065]}, 88) = 9065 [pid 9065] <... rseq resumed>) = 0 [pid 9054] rt_sigprocmask(SIG_SETMASK, [], [pid 9065] set_robust_list(0x7f42e822a9a0, 24 [pid 9054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9065] <... set_robust_list resumed>) = 0 [pid 9054] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9065] rt_sigprocmask(SIG_SETMASK, [], [pid 9054] <... futex resumed>) = 0 [pid 9065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9054] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9065] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9062] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9062] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9052] <... futex resumed>) = 0 [pid 9062] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9063] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9061] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9064] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9064] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9064] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9063] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9053] <... futex resumed>) = 0 [pid 9063] <... futex resumed>) = 1 [pid 9061] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9063] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9061] <... futex resumed>) = 1 [pid 9055] <... futex resumed>) = 0 [pid 9051] <... futex resumed>) = 0 [pid 9061] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9059] <... mmap resumed>) = 0x20000000 [pid 9057] <... mmap resumed>) = 0x20000000 [pid 9065] <... madvise resumed>) = 0 [pid 9060] <... mmap resumed>) = 0x20000000 [pid 9058] <... mmap resumed>) = 0x20000000 [pid 9057] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9056] <... mmap resumed>) = 0x20000000 [pid 9060] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9058] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9057] <... futex resumed>) = 0 [pid 9057] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9055] exit_group(0 [pid 9060] <... futex resumed>) = 0 [pid 9058] <... futex resumed>) = 0 [pid 9063] <... futex resumed>) = ? [pid 9058] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9055] <... exit_group resumed>) = ? [pid 9053] exit_group(0 [pid 9052] exit_group(0 [pid 9064] <... futex resumed>) = ? [pid 9063] +++ exited with 0 +++ [pid 9059] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9056] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9053] <... exit_group resumed>) = ? [pid 9052] <... exit_group resumed>) = ? [pid 9064] +++ exited with 0 +++ [pid 9059] <... futex resumed>) = 0 [pid 9056] <... futex resumed>) = 0 [pid 9059] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9058] <... futex resumed>) = ? [pid 9056] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9051] exit_group(0 [pid 9065] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9062] <... futex resumed>) = ? [pid 9061] <... futex resumed>) = ? [pid 9060] +++ exited with 0 +++ [pid 9058] +++ exited with 0 +++ [pid 9057] <... futex resumed>) = ? [pid 9056] <... futex resumed>) = ? [pid 9055] +++ exited with 0 +++ [pid 9054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9053] +++ exited with 0 +++ [pid 9051] <... exit_group resumed>) = ? [pid 9065] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9062] +++ exited with 0 +++ [pid 9061] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9055, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9054] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9059] <... futex resumed>) = 0 [pid 9054] <... futex resumed>) = 1 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9053, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9059] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9059] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9059] <... futex resumed>) = 0 [pid 9054] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9066 attached [pid 9059] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 9067 attached [pid 9066] set_robust_list(0x5555712a26a0, 24 [pid 9054] exit_group(0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9066 [pid 9067] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9067 [pid 9067] <... prctl resumed>) = 0 [pid 9067] setpgid(0, 0) = 0 [pid 9067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9066] <... set_robust_list resumed>) = 0 [pid 9065] <... futex resumed>) = ? [pid 9059] <... futex resumed>) = ? [pid 9054] <... exit_group resumed>) = ? [pid 9066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9065] +++ exited with 0 +++ [pid 9059] +++ exited with 0 +++ [pid 9066] <... prctl resumed>) = 0 [pid 9067] <... openat resumed>) = 3 [pid 9067] write(3, "1000", 4) = 4 [pid 9067] close(3) = 0 [pid 9067] write(1, "executing program\n", 18executing program ) = 18 [pid 9067] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9067] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9066] setpgid(0, 0 [pid 9057] +++ exited with 0 +++ [pid 9067] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9056] +++ exited with 0 +++ [pid 9052] +++ exited with 0 +++ [pid 9051] +++ exited with 0 +++ [pid 9066] <... setpgid resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9052, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9051, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9067] <... mprotect resumed>) = 0 [pid 9066] <... openat resumed>) = 3 [pid 9066] write(3, "1000", 4 [pid 9067] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9066] <... write resumed>) = 4 [pid 9067] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9066] close(3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9066] <... close resumed>) = 0 executing program [pid 9066] write(1, "executing program\n", 18) = 18 [pid 9066] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9069 attached ) = 0 ./strace-static-x86_64: Process 9068 attached [pid 9069] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9067] <... clone3 resumed> => {parent_tid=[9069]}, 88) = 9069 [pid 9066] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, ./strace-static-x86_64: Process 9070 attached [pid 9068] set_robust_list(0x5555712a26a0, 24 [pid 9066] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9068 [pid 9066] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9070] set_robust_list(0x5555712a26a0, 24 [pid 9067] rt_sigprocmask(SIG_SETMASK, [], [pid 9066] <... mmap resumed>) = 0x7f42e822b000 [pid 9070] <... set_robust_list resumed>) = 0 [pid 9069] <... rseq resumed>) = 0 [pid 9068] <... set_robust_list resumed>) = 0 [pid 9067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9066] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9070 [pid 9070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9069] set_robust_list(0x7f42e824b9a0, 24 [pid 9068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9067] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9066] <... mprotect resumed>) = 0 [pid 9069] <... set_robust_list resumed>) = 0 [pid 9069] rt_sigprocmask(SIG_SETMASK, [], [pid 9067] <... futex resumed>) = 0 [pid 9066] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9068] <... prctl resumed>) = 0 [pid 9070] <... prctl resumed>) = 0 [pid 9068] setpgid(0, 0 [pid 9066] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9070] setpgid(0, 0 [pid 9068] <... setpgid resumed>) = 0 [pid 9066] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9071 attached [pid 9070] <... setpgid resumed>) = 0 [pid 9069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9067] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9054] +++ exited with 0 +++ [pid 9071] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9069] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9071] <... rseq resumed>) = 0 [pid 9069] <... openat resumed>) = 3 [pid 9068] <... openat resumed>) = 3 [pid 9066] <... clone3 resumed> => {parent_tid=[9071]}, 88) = 9071 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9054, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9071] set_robust_list(0x7f42e824b9a0, 24 [pid 9070] <... openat resumed>) = 3 [pid 9069] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9068] write(3, "1000", 4 [pid 9066] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9071] <... set_robust_list resumed>) = 0 [pid 9070] write(3, "1000", 4 [pid 9069] <... futex resumed>) = 1 [pid 9068] <... write resumed>) = 4 [pid 9067] <... futex resumed>) = 0 [pid 9066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9071] rt_sigprocmask(SIG_SETMASK, [], [pid 9070] <... write resumed>) = 4 [pid 9069] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9068] close(3 [pid 9067] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9066] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9070] close(3 [pid 9069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9068] <... close resumed>) = 0 [pid 9067] <... futex resumed>) = 0 [pid 9066] <... futex resumed>) = 0 [pid 9070] <... close resumed>) = 0 [pid 9069] dup(3 [pid 9068] write(1, "executing program\n", 18 [pid 9067] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9066] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program executing program [pid 9071] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9070] write(1, "executing program\n", 18 [pid 9069] <... dup resumed>) = 4 [pid 9068] <... write resumed>) = 18 [pid 9071] <... openat resumed>) = 3 [pid 9070] <... write resumed>) = 18 [pid 9069] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9068] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9071] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9070] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9069] <... futex resumed>) = 1 [pid 9068] <... futex resumed>) = 0 [pid 9067] <... futex resumed>) = 0 [pid 9071] <... futex resumed>) = 1 [pid 9070] <... futex resumed>) = 0 [pid 9069] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9068] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9067] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9066] <... futex resumed>) = 0 [pid 9071] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9070] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9068] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9067] <... futex resumed>) = 0 [pid 9066] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9070] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9069] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9067] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9066] <... futex resumed>) = 0 [pid 9071] dup(3 [pid 9070] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9066] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... restart_syscall resumed>) = 0 [pid 9071] <... dup resumed>) = 4 [pid 9070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9071] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9068] <... mmap resumed>) = 0x7f42e822b000 [pid 9071] <... futex resumed>) = 1 [pid 9070] <... mmap resumed>) = 0x7f42e822b000 [pid 9068] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9066] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9072 attached [pid 9071] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9070] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9068] <... mprotect resumed>) = 0 [pid 9066] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9070] <... mprotect resumed>) = 0 [pid 9068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9072 [pid 9072] set_robust_list(0x5555712a26a0, 24 [pid 9071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9070] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9066] <... futex resumed>) = 0 [pid 9072] <... set_robust_list resumed>) = 0 [pid 9071] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9070] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9066] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9074 attached ./strace-static-x86_64: Process 9073 attached [pid 9072] <... prctl resumed>) = 0 [pid 9073] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9070] <... clone3 resumed> => {parent_tid=[9074]}, 88) = 9074 [pid 9068] <... clone3 resumed> => {parent_tid=[9073]}, 88) = 9073 [pid 9073] <... rseq resumed>) = 0 [pid 9070] rt_sigprocmask(SIG_SETMASK, [], [pid 9068] rt_sigprocmask(SIG_SETMASK, [], [pid 9074] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9073] set_robust_list(0x7f42e824b9a0, 24 [pid 9072] setpgid(0, 0 [pid 9070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9074] <... rseq resumed>) = 0 [pid 9073] <... set_robust_list resumed>) = 0 [pid 9072] <... setpgid resumed>) = 0 [pid 9070] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9068] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9074] set_robust_list(0x7f42e824b9a0, 24 [pid 9073] rt_sigprocmask(SIG_SETMASK, [], [pid 9072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9070] <... futex resumed>) = 0 [pid 9068] <... futex resumed>) = 0 [pid 9074] <... set_robust_list resumed>) = 0 [pid 9073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9072] <... openat resumed>) = 3 [pid 9070] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9068] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9074] rt_sigprocmask(SIG_SETMASK, [], [pid 9073] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9072] write(3, "1000", 4 [pid 9074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9073] <... openat resumed>) = 3 [pid 9072] <... write resumed>) = 4 [pid 9074] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9073] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9072] close(3 [pid 9074] <... openat resumed>) = 3 [pid 9073] <... futex resumed>) = 1 [pid 9072] <... close resumed>) = 0 [pid 9068] <... futex resumed>) = 0 [pid 9074] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9073] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9072] write(1, "executing program\n", 18 [pid 9068] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9068] <... futex resumed>) = 0 [pid 9068] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9073] dup(3) = 4 [pid 9073] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9068] <... futex resumed>) = 0 [pid 9073] <... futex resumed>) = 1 [pid 9068] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9073] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9068] <... futex resumed>) = 0 [pid 9068] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 9074] <... futex resumed>) = 1 [pid 9072] <... write resumed>) = 18 [pid 9070] <... futex resumed>) = 0 [pid 9070] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9070] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9072] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9074] dup(3 [pid 9072] <... futex resumed>) = 0 [pid 9074] <... dup resumed>) = 4 [pid 9072] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9074] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9072] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9070] <... futex resumed>) = 0 [pid 9072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9074] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9070] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9072] <... mmap resumed>) = 0x7f42e822b000 [pid 9070] <... futex resumed>) = 0 [pid 9074] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9072] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9070] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9072] <... mprotect resumed>) = 0 [pid 9072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9075 attached => {parent_tid=[9075]}, 88) = 9075 [pid 9075] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9072] rt_sigprocmask(SIG_SETMASK, [], [pid 9075] <... rseq resumed>) = 0 [pid 9072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9075] set_robust_list(0x7f42e824b9a0, 24 [pid 9072] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9075] <... set_robust_list resumed>) = 0 [pid 9072] <... futex resumed>) = 0 [pid 9075] rt_sigprocmask(SIG_SETMASK, [], [pid 9072] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9075] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9067] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9075] <... openat resumed>) = 3 [pid 9067] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9075] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9067] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9075] <... futex resumed>) = 1 [pid 9072] <... futex resumed>) = 0 [pid 9067] <... mprotect resumed>) = 0 [pid 9075] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9072] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9067] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9072] <... futex resumed>) = 0 [pid 9075] dup(3 [pid 9072] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9067] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9075] <... dup resumed>) = 4 [pid 9067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9075] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9076 attached ) = 1 [pid 9072] <... futex resumed>) = 0 [pid 9066] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9066] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9075] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9066] <... futex resumed>) = 0 [pid 9072] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9072] <... futex resumed>) = 0 [pid 9067] <... clone3 resumed> => {parent_tid=[9076]}, 88) = 9076 [pid 9072] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9066] <... mmap resumed>) = 0x7f42e820a000 [pid 9075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9067] rt_sigprocmask(SIG_SETMASK, [], [pid 9076] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9075] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9076] <... rseq resumed>) = 0 [pid 9067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9066] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9076] set_robust_list(0x7f42e822a9a0, 24 [pid 9067] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9066] <... mprotect resumed>) = 0 [pid 9076] <... set_robust_list resumed>) = 0 [pid 9067] <... futex resumed>) = 0 [pid 9076] rt_sigprocmask(SIG_SETMASK, [], [pid 9067] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9066] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9066] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9076] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9066] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9068] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9076] <... madvise resumed>) = 0 ./strace-static-x86_64: Process 9077 attached [pid 9077] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9066] <... clone3 resumed> => {parent_tid=[9077]}, 88) = 9077 [pid 9077] <... rseq resumed>) = 0 [pid 9066] rt_sigprocmask(SIG_SETMASK, [], [pid 9077] set_robust_list(0x7f42e822a9a0, 24 [pid 9066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9077] <... set_robust_list resumed>) = 0 [pid 9066] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9077] rt_sigprocmask(SIG_SETMASK, [], [pid 9066] <... futex resumed>) = 0 [pid 9077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9066] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9077] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9070] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9068] <... mmap resumed>) = 0x7f42e820a000 [pid 9070] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9068] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9070] <... futex resumed>) = 0 [pid 9077] <... madvise resumed>) = 0 [pid 9076] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9077] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9076] <... futex resumed>) = 1 [pid 9070] <... mmap resumed>) = 0x7f42e820a000 [pid 9067] <... futex resumed>) = 0 [pid 9076] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9070] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9067] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9066] <... futex resumed>) = 0 [pid 9077] <... futex resumed>) = 1 [pid 9076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9070] <... mprotect resumed>) = 0 [pid 9067] <... futex resumed>) = 0 [pid 9066] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9077] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9076] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9070] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9067] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9066] <... futex resumed>) = 0 [pid 9070] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9068] <... mprotect resumed>) = 0 [pid 9066] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9078 attached [pid 9078] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9070] <... clone3 resumed> => {parent_tid=[9078]}, 88) = 9078 [pid 9078] <... rseq resumed>) = 0 [pid 9070] rt_sigprocmask(SIG_SETMASK, [], [pid 9078] set_robust_list(0x7f42e822a9a0, 24 [pid 9070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9078] <... set_robust_list resumed>) = 0 [pid 9070] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9078] rt_sigprocmask(SIG_SETMASK, [], [pid 9070] <... futex resumed>) = 0 [pid 9078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9070] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9078] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9078] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9072] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9070] <... futex resumed>) = 0 [pid 9068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9078] <... futex resumed>) = 1 [pid 9072] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9070] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9079 attached [pid 9078] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9072] <... futex resumed>) = 0 [pid 9070] <... futex resumed>) = 0 [pid 9079] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9070] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9079] <... rseq resumed>) = 0 [pid 9079] set_robust_list(0x7f42e822a9a0, 24 [pid 9072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9068] <... clone3 resumed> => {parent_tid=[9079]}, 88) = 9079 [pid 9072] <... mmap resumed>) = 0x7f42e820a000 [pid 9068] rt_sigprocmask(SIG_SETMASK, [], [pid 9072] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9072] <... mprotect resumed>) = 0 [pid 9068] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9068] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9080 attached [pid 9080] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9072] <... clone3 resumed> => {parent_tid=[9080]}, 88) = 9080 [pid 9080] set_robust_list(0x7f42e822a9a0, 24 [pid 9072] rt_sigprocmask(SIG_SETMASK, [], [pid 9080] <... set_robust_list resumed>) = 0 [pid 9080] rt_sigprocmask(SIG_SETMASK, [], [pid 9072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9072] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9080] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9072] <... futex resumed>) = 0 [pid 9079] <... set_robust_list resumed>) = 0 [pid 9079] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9079] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9072] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9080] <... madvise resumed>) = 0 [pid 9078] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9077] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9076] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9080] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9079] <... madvise resumed>) = 0 [pid 9078] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9077] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9076] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9080] <... futex resumed>) = 1 [pid 9078] <... futex resumed>) = 1 [pid 9072] <... futex resumed>) = 0 [pid 9080] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9077] <... futex resumed>) = 1 [pid 9076] <... futex resumed>) = 1 [pid 9072] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9067] <... futex resumed>) = 0 [pid 9066] <... futex resumed>) = 0 [pid 9079] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9078] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9077] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9076] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9072] <... futex resumed>) = 0 [pid 9079] <... futex resumed>) = 1 [pid 9072] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9068] <... futex resumed>) = 0 [pid 9079] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9070] <... futex resumed>) = 0 [pid 9068] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9080] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9080] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9068] <... futex resumed>) = 0 [pid 9080] <... futex resumed>) = 1 [pid 9072] <... futex resumed>) = 0 [pid 9068] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9080] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9079] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9079] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9068] <... futex resumed>) = 0 [pid 9079] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9074] <... mmap resumed>) = 0x20000000 [pid 9073] <... mmap resumed>) = 0x20000000 [pid 9075] <... mmap resumed>) = 0x20000000 [pid 9071] <... mmap resumed>) = 0x20000000 [pid 9075] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9074] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9071] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9069] <... mmap resumed>) = 0x20000000 [pid 9075] <... futex resumed>) = 0 [pid 9074] <... futex resumed>) = 0 [pid 9073] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9071] <... futex resumed>) = 0 [pid 9069] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9075] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9074] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9072] exit_group(0 [pid 9071] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9070] exit_group(0 [pid 9069] <... futex resumed>) = 0 [pid 9080] <... futex resumed>) = ? [pid 9078] <... futex resumed>) = ? [pid 9075] <... futex resumed>) = ? [pid 9074] <... futex resumed>) = ? [pid 9073] <... futex resumed>) = 0 [pid 9072] <... exit_group resumed>) = ? [pid 9070] <... exit_group resumed>) = ? [pid 9069] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9080] +++ exited with 0 +++ [pid 9078] +++ exited with 0 +++ [pid 9075] +++ exited with 0 +++ [pid 9074] +++ exited with 0 +++ [pid 9073] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9068] exit_group(0 [pid 9067] exit_group(0 [pid 9066] exit_group(0 [pid 9079] <... futex resumed>) = ? [pid 9077] <... futex resumed>) = ? [pid 9076] <... futex resumed>) = ? [pid 9073] <... futex resumed>) = ? [pid 9069] <... futex resumed>) = ? [pid 9068] <... exit_group resumed>) = ? [pid 9067] <... exit_group resumed>) = ? [pid 9066] <... exit_group resumed>) = ? [pid 9079] +++ exited with 0 +++ [pid 9077] +++ exited with 0 +++ [pid 9076] +++ exited with 0 +++ [pid 9073] +++ exited with 0 +++ [pid 9072] +++ exited with 0 +++ [pid 9071] <... futex resumed>) = ? [pid 9070] +++ exited with 0 +++ [pid 9069] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9070, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9072, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9082 attached ./strace-static-x86_64: Process 9081 attached [pid 9082] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9082 [pid 9082] <... set_robust_list resumed>) = 0 [pid 9082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9068] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9081 [pid 9081] set_robust_list(0x5555712a26a0, 24 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9068, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9082] <... prctl resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9082] setpgid(0, 0) = 0 [pid 9082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9082] write(3, "1000", 4 [pid 9081] <... set_robust_list resumed>) = 0 [pid 9067] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 9082] <... write resumed>) = 4 [pid 9081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9067, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9081] setpgid(0, 0) = 0 [pid 9081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9082] close(3 [pid 9081] write(3, "1000", 4 [pid 9082] <... close resumed>) = 0 [pid 9082] write(1, "executing program\n", 18 [pid 9081] <... write resumed>) = 4 executing program [pid 9082] <... write resumed>) = 18 ./strace-static-x86_64: Process 9083 attached [pid 9082] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9081] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9082] <... futex resumed>) = 0 [pid 9081] <... close resumed>) = 0 [pid 9083] set_robust_list(0x5555712a26a0, 24 [pid 9082] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9081] write(1, "executing program\n", 18executing program [pid 9082] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9081] <... write resumed>) = 18 [pid 9082] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 9084 attached NULL, 8) = 0 [pid 9083] <... set_robust_list resumed>) = 0 [pid 9082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9081] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9083 [pid 9082] <... mmap resumed>) = 0x7f42e822b000 [pid 9082] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9084] set_robust_list(0x5555712a26a0, 24 [pid 9083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9082] <... mprotect resumed>) = 0 [pid 9081] <... futex resumed>) = 0 [pid 9084] <... set_robust_list resumed>) = 0 [pid 9083] <... prctl resumed>) = 0 [pid 9081] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9084 [pid 9084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9083] setpgid(0, 0 [pid 9082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9081] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9084] <... prctl resumed>) = 0 [pid 9083] <... setpgid resumed>) = 0 [pid 9082] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9081] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9071] +++ exited with 0 +++ [pid 9066] +++ exited with 0 +++ [pid 9084] setpgid(0, 0 [pid 9082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9085 attached [pid 9084] <... setpgid resumed>) = 0 [pid 9083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9085] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9082] <... clone3 resumed> => {parent_tid=[9085]}, 88) = 9085 [pid 9085] <... rseq resumed>) = 0 [pid 9084] <... openat resumed>) = 3 executing program [pid 9082] rt_sigprocmask(SIG_SETMASK, [], [pid 9085] set_robust_list(0x7f42e824b9a0, 24 [pid 9083] <... openat resumed>) = 3 [pid 9082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9066, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 9085] <... set_robust_list resumed>) = 0 [pid 9083] write(3, "1000", 4 [pid 9082] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9085] rt_sigprocmask(SIG_SETMASK, [], [pid 9084] write(3, "1000", 4 [pid 9083] <... write resumed>) = 4 [pid 9082] <... futex resumed>) = 0 [pid 9081] <... mmap resumed>) = 0x7f42e822b000 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9084] <... write resumed>) = 4 [pid 9083] close(3 [pid 9082] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9085] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9084] close(3 [pid 9085] <... openat resumed>) = 3 [pid 9084] <... close resumed>) = 0 [pid 9085] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9084] write(1, "executing program\n", 18 [pid 9085] <... futex resumed>) = 1 [pid 9082] <... futex resumed>) = 0 [pid 9085] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9084] <... write resumed>) = 18 [pid 9083] <... close resumed>) = 0 [pid 9082] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9081] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5845] <... restart_syscall resumed>) = 0 [pid 9085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9084] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 9083] write(1, "executing program\n", 18 [pid 9082] <... futex resumed>) = 0 [pid 9085] dup(3 [pid 9084] <... futex resumed>) = 0 [pid 9083] <... write resumed>) = 18 [pid 9082] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9081] <... mprotect resumed>) = 0 [pid 9085] <... dup resumed>) = 4 [pid 9084] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9085] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9084] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9083] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9085] <... futex resumed>) = 1 [pid 9084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9083] <... futex resumed>) = 0 [pid 9082] <... futex resumed>) = 0 [pid 9081] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9085] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9083] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9082] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9081] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9083] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9082] <... futex resumed>) = 0 [pid 9081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9085] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9084] <... mmap resumed>) = 0x7f42e822b000 [pid 9082] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9086 attached [pid 9083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9086] set_robust_list(0x5555712a26a0, 24 [pid 9083] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9087 attached [pid 9084] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9081] <... clone3 resumed> => {parent_tid=[9087]}, 88) = 9087 [pid 9087] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9086] <... set_robust_list resumed>) = 0 [pid 9084] <... mprotect resumed>) = 0 [pid 9083] <... mmap resumed>) = 0x7f42e822b000 [pid 9081] rt_sigprocmask(SIG_SETMASK, [], [pid 9087] <... rseq resumed>) = 0 [pid 9087] set_robust_list(0x7f42e824b9a0, 24 [pid 9086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9084] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9083] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9087] <... set_robust_list resumed>) = 0 [pid 9086] <... prctl resumed>) = 0 [pid 9084] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9083] <... mprotect resumed>) = 0 [pid 9081] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9086 [pid 9087] rt_sigprocmask(SIG_SETMASK, [], [pid 9086] setpgid(0, 0 [pid 9084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9081] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9088 attached [pid 9087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9086] <... setpgid resumed>) = 0 [pid 9083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9081] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9088] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9087] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9084] <... clone3 resumed> => {parent_tid=[9088]}, 88) = 9088 [pid 9083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9089 attached [pid 9088] <... rseq resumed>) = 0 [pid 9087] <... openat resumed>) = 3 [pid 9086] <... openat resumed>) = 3 [pid 9084] rt_sigprocmask(SIG_SETMASK, [], [pid 9089] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9088] set_robust_list(0x7f42e824b9a0, 24 [pid 9087] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9089] <... rseq resumed>) = 0 [pid 9088] <... set_robust_list resumed>) = 0 [pid 9087] <... futex resumed>) = 1 [pid 9086] write(3, "1000", 4 [pid 9083] <... clone3 resumed> => {parent_tid=[9089]}, 88) = 9089 [pid 9081] <... futex resumed>) = 0 [pid 9089] set_robust_list(0x7f42e824b9a0, 24 [pid 9088] rt_sigprocmask(SIG_SETMASK, [], [pid 9087] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9086] <... write resumed>) = 4 [pid 9084] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9083] rt_sigprocmask(SIG_SETMASK, [], [pid 9081] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9089] <... set_robust_list resumed>) = 0 [pid 9088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9084] <... futex resumed>) = 0 [pid 9089] rt_sigprocmask(SIG_SETMASK, [], [pid 9084] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9088] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9087] dup(3 [pid 9089] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9087] <... dup resumed>) = 4 [pid 9088] <... openat resumed>) = 3 [pid 9087] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9086] close(3 [pid 9083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9081] <... futex resumed>) = 0 [pid 9086] <... close resumed>) = 0 [pid 9083] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9081] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 9089] <... futex resumed>) = 0 [pid 9088] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9087] <... futex resumed>) = 0 [pid 9086] write(1, "executing program\n", 18 [pid 9083] <... futex resumed>) = 1 [pid 9081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9089] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9088] <... futex resumed>) = 1 [pid 9087] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9086] <... write resumed>) = 18 [pid 9084] <... futex resumed>) = 0 [pid 9083] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9081] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9089] <... openat resumed>) = 3 [pid 9088] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9086] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9084] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9081] <... futex resumed>) = 0 [pid 9089] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9087] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9086] <... futex resumed>) = 0 [pid 9084] <... futex resumed>) = 0 [pid 9081] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9089] <... futex resumed>) = 1 [pid 9088] dup(3 [pid 9086] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9084] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9083] <... futex resumed>) = 0 [pid 9086] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9083] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9083] <... futex resumed>) = 0 [pid 9086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9083] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9086] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9086] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9089] dup(3 [pid 9088] <... dup resumed>) = 4 [pid 9089] <... dup resumed>) = 4 [pid 9088] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9089] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9088] <... futex resumed>) = 1 [pid 9084] <... futex resumed>) = 0 [pid 9089] <... futex resumed>) = 1 [pid 9088] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9084] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9083] <... futex resumed>) = 0 [pid 9089] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9083] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9088] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9084] <... futex resumed>) = 0 [pid 9083] <... futex resumed>) = 0 [pid 9089] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9084] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9083] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[9090]}, 88) = 9090 [pid 9086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9086] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9086] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9090 attached [pid 9090] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9090] <... rseq resumed>) = 0 [pid 9082] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9090] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9090] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9090] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9082] <... mmap resumed>) = 0x7f42e820a000 [pid 9090] <... openat resumed>) = 3 [pid 9082] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9090] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9082] <... mprotect resumed>) = 0 [pid 9090] <... futex resumed>) = 1 [pid 9082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9090] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9086] <... futex resumed>) = 0 [pid 9082] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9086] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9091 attached [pid 9090] <... futex resumed>) = 0 [pid 9086] <... futex resumed>) = 1 [pid 9081] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9090] dup(3 [pid 9086] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9082] <... clone3 resumed> => {parent_tid=[9091]}, 88) = 9091 [pid 9081] <... futex resumed>) = 0 [pid 9091] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9090] <... dup resumed>) = 4 [pid 9082] rt_sigprocmask(SIG_SETMASK, [], [pid 9081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9091] <... rseq resumed>) = 0 [pid 9090] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9090] <... futex resumed>) = 1 [pid 9090] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9082] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9086] <... futex resumed>) = 0 [pid 9082] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9081] <... mmap resumed>) = 0x7f42e820a000 [pid 9086] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9081] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9090] <... futex resumed>) = 0 [pid 9086] <... futex resumed>) = 1 [pid 9081] <... mprotect resumed>) = 0 [pid 9090] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9086] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9091] set_robust_list(0x7f42e822a9a0, 24 [pid 9081] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9091] <... set_robust_list resumed>) = 0 [pid 9081] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9091] rt_sigprocmask(SIG_SETMASK, [], [pid 9081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9091] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9081] <... clone3 resumed> => {parent_tid=[9092]}, 88) = 9092 ./strace-static-x86_64: Process 9092 attached [pid 9091] <... madvise resumed>) = 0 [pid 9081] rt_sigprocmask(SIG_SETMASK, [], [pid 9092] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9092] <... rseq resumed>) = 0 [pid 9092] set_robust_list(0x7f42e822a9a0, 24 [pid 9081] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9092] <... set_robust_list resumed>) = 0 [pid 9092] rt_sigprocmask(SIG_SETMASK, [], [pid 9081] <... futex resumed>) = 0 [pid 9092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9081] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9092] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9084] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9083] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9092] <... madvise resumed>) = 0 [pid 9083] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9084] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9083] <... futex resumed>) = 0 [pid 9084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9091] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9091] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9083] <... mmap resumed>) = 0x7f42e820a000 [pid 9084] <... mmap resumed>) = 0x7f42e820a000 [pid 9082] <... futex resumed>) = 0 [pid 9083] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9092] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9081] <... futex resumed>) = 0 [pid 9092] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9081] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9083] <... mprotect resumed>) = 0 [pid 9081] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9084] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9082] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9092] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9082] <... futex resumed>) = 1 [pid 9091] <... futex resumed>) = 0 [pid 9084] <... mprotect resumed>) = 0 [pid 9091] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9084] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9082] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9093 attached [pid 9084] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9093] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9083] <... clone3 resumed> => {parent_tid=[9093]}, 88) = 9093 ./strace-static-x86_64: Process 9094 attached [pid 9093] <... rseq resumed>) = 0 [pid 9083] rt_sigprocmask(SIG_SETMASK, [], [pid 9094] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9093] set_robust_list(0x7f42e822a9a0, 24 [pid 9084] <... clone3 resumed> => {parent_tid=[9094]}, 88) = 9094 [pid 9083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9094] <... rseq resumed>) = 0 [pid 9093] <... set_robust_list resumed>) = 0 [pid 9084] rt_sigprocmask(SIG_SETMASK, [], [pid 9083] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9094] set_robust_list(0x7f42e822a9a0, 24 [pid 9093] rt_sigprocmask(SIG_SETMASK, [], [pid 9084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9083] <... futex resumed>) = 0 [pid 9094] <... set_robust_list resumed>) = 0 [pid 9093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9084] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9083] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9094] rt_sigprocmask(SIG_SETMASK, [], [pid 9093] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9084] <... futex resumed>) = 0 [pid 9094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9093] <... madvise resumed>) = 0 [pid 9084] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9094] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9086] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9094] <... madvise resumed>) = 0 [pid 9086] <... mmap resumed>) = 0x7f42e820a000 [pid 9093] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9083] <... futex resumed>) = 0 [pid 9083] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9083] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9093] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9094] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9086] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9084] <... futex resumed>) = 0 [pid 9094] <... futex resumed>) = 1 [pid 9086] <... mprotect resumed>) = 0 [pid 9084] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9094] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9084] <... futex resumed>) = 0 [pid 9086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9084] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9095 attached => {parent_tid=[9095]}, 88) = 9095 [pid 9086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9086] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9086] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9095] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9095] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9095] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9094] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9093] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9092] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9091] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9094] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9093] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9092] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9091] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9094] <... futex resumed>) = 1 [pid 9093] <... futex resumed>) = 1 [pid 9092] <... futex resumed>) = 0 [pid 9091] <... futex resumed>) = 1 [pid 9084] <... futex resumed>) = 0 [pid 9083] <... futex resumed>) = 0 [pid 9082] <... futex resumed>) = 0 [pid 9095] <... madvise resumed>) = 0 [pid 9094] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9093] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9092] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9091] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9095] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9086] <... futex resumed>) = 0 [pid 9095] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9086] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9086] <... futex resumed>) = 0 [pid 9095] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9086] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9095] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9090] <... mmap resumed>) = 0x20000000 [pid 9089] <... mmap resumed>) = 0x20000000 [pid 9088] <... mmap resumed>) = 0x20000000 [pid 9087] <... mmap resumed>) = 0x20000000 [pid 9085] <... mmap resumed>) = 0x20000000 [pid 9090] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9095] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9090] <... futex resumed>) = 0 [pid 9087] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9095] <... futex resumed>) = 1 [pid 9090] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9087] <... futex resumed>) = 0 [pid 9086] <... futex resumed>) = 0 [pid 9085] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9095] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9089] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9088] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9087] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9086] exit_group(0 [pid 9085] <... futex resumed>) = 0 [pid 9095] <... futex resumed>) = ? [pid 9090] <... futex resumed>) = ? [pid 9089] <... futex resumed>) = 0 [pid 9088] <... futex resumed>) = 0 [pid 9086] <... exit_group resumed>) = ? [pid 9085] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9084] exit_group(0 [pid 9083] exit_group(0 [pid 9082] exit_group(0 [pid 9081] exit_group(0 [pid 9095] +++ exited with 0 +++ [pid 9094] <... futex resumed>) = ? [pid 9093] <... futex resumed>) = ? [pid 9092] <... futex resumed>) = ? [pid 9091] <... futex resumed>) = ? [pid 9090] +++ exited with 0 +++ [pid 9087] <... futex resumed>) = ? [pid 9085] <... futex resumed>) = ? [pid 9084] <... exit_group resumed>) = ? [pid 9083] <... exit_group resumed>) = ? [pid 9082] <... exit_group resumed>) = ? [pid 9081] <... exit_group resumed>) = ? [pid 9094] +++ exited with 0 +++ [pid 9093] +++ exited with 0 +++ [pid 9092] +++ exited with 0 +++ [pid 9091] +++ exited with 0 +++ [pid 9089] +++ exited with 0 +++ [pid 9088] +++ exited with 0 +++ [pid 9087] +++ exited with 0 +++ [pid 9085] +++ exited with 0 +++ [pid 9081] +++ exited with 0 +++ [pid 9086] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9086, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9082] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9081, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5845] <... restart_syscall resumed>) = 0 [pid 9083] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9082, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9096 attached ./strace-static-x86_64: Process 9097 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9097] set_robust_list(0x5555712a26a0, 24 [pid 9096] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9096 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9097 [pid 9097] <... set_robust_list resumed>) = 0 [pid 9096] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 9098 attached [pid 9097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9083, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9096] <... prctl resumed>) = 0 [pid 9097] <... prctl resumed>) = 0 [pid 9096] setpgid(0, 0 [pid 9097] setpgid(0, 0 [pid 9096] <... setpgid resumed>) = 0 [pid 9097] <... setpgid resumed>) = 0 [pid 9096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 9099 attached [pid 9098] set_robust_list(0x5555712a26a0, 24 [pid 9097] <... openat resumed>) = 3 [pid 9096] <... openat resumed>) = 3 [pid 9098] <... set_robust_list resumed>) = 0 [pid 9099] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9099 [pid 9096] write(3, "1000", 4executing program executing program executing program executing program [pid 9099] <... set_robust_list resumed>) = 0 [pid 9098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9097] write(3, "1000", 4 [pid 9084] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9098 [pid 9099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9098] <... prctl resumed>) = 0 [pid 9097] <... write resumed>) = 4 [pid 9096] <... write resumed>) = 4 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9084, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9097] close(3 [pid 9096] close(3 [pid 9097] <... close resumed>) = 0 [pid 9096] <... close resumed>) = 0 [pid 9099] <... prctl resumed>) = 0 [pid 9098] setpgid(0, 0 [pid 9097] write(1, "executing program\n", 18 [pid 9096] write(1, "executing program\n", 18 [pid 9099] setpgid(0, 0 [pid 9098] <... setpgid resumed>) = 0 [pid 9097] <... write resumed>) = 18 [pid 9097] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] <... write resumed>) = 18 [pid 9099] <... setpgid resumed>) = 0 [pid 9098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9097] <... futex resumed>) = 0 [pid 9096] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9097] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9096] <... futex resumed>) = 0 [pid 9097] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9098] <... openat resumed>) = 3 [pid 9096] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9096] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9096] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9097] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9100 attached [pid 9097] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9097] <... mprotect resumed>) = 0 [pid 9096] <... mmap resumed>) = 0x7f42e822b000 [pid 9100] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9099] <... openat resumed>) = 3 [pid 9098] write(3, "1000", 4 [pid 9097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9096] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9100 [pid 9100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9099] write(3, "1000", 4 [pid 9098] <... write resumed>) = 4 [pid 9100] <... prctl resumed>) = 0 [pid 9099] <... write resumed>) = 4 [pid 9097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9096] <... mprotect resumed>) = 0 [pid 9098] close(3 [pid 9100] setpgid(0, 0 [pid 9099] close(3 [pid 9097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9101 attached [pid 9100] <... setpgid resumed>) = 0 [pid 9099] <... close resumed>) = 0 [pid 9098] <... close resumed>) = 0 [pid 9101] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9099] write(1, "executing program\n", 18 [pid 9098] write(1, "executing program\n", 18 [pid 9097] <... clone3 resumed> => {parent_tid=[9101]}, 88) = 9101 [pid 9096] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9099] <... write resumed>) = 18 [pid 9098] <... write resumed>) = 18 [pid 9101] <... rseq resumed>) = 0 [pid 9100] <... openat resumed>) = 3 [pid 9097] rt_sigprocmask(SIG_SETMASK, [], [pid 9101] set_robust_list(0x7f42e824b9a0, 24 [pid 9100] write(3, "1000", 4 [pid 9099] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9098] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9101] <... set_robust_list resumed>) = 0 [pid 9100] <... write resumed>) = 4 [pid 9099] <... futex resumed>) = 0 [pid 9098] <... futex resumed>) = 0 [pid 9097] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9102 attached [pid 9101] rt_sigprocmask(SIG_SETMASK, [], [pid 9100] close(3 [pid 9099] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9098] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9097] <... futex resumed>) = 0 [pid 9102] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9100] <... close resumed>) = 0 [pid 9099] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9098] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9097] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9096] <... clone3 resumed> => {parent_tid=[9102]}, 88) = 9102 [pid 9102] <... rseq resumed>) = 0 [pid 9101] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9100] write(1, "executing program\n", 18executing program [pid 9099] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9096] rt_sigprocmask(SIG_SETMASK, [], [pid 9102] set_robust_list(0x7f42e824b9a0, 24 [pid 9101] <... openat resumed>) = 3 [pid 9100] <... write resumed>) = 18 [pid 9099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9102] <... set_robust_list resumed>) = 0 [pid 9101] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9099] <... mmap resumed>) = 0x7f42e822b000 [pid 9098] <... mmap resumed>) = 0x7f42e822b000 [pid 9096] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9102] rt_sigprocmask(SIG_SETMASK, [], [pid 9101] <... futex resumed>) = 1 [pid 9100] <... futex resumed>) = 0 [pid 9099] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9097] <... futex resumed>) = 0 [pid 9102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9101] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9100] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9098] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9097] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9099] <... mprotect resumed>) = 0 [pid 9096] <... futex resumed>) = 0 [pid 9102] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9100] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9098] <... mprotect resumed>) = 0 [pid 9096] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9102] <... openat resumed>) = 3 [pid 9101] dup(3 [pid 9100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9099] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9097] <... futex resumed>) = 0 [pid 9102] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9101] <... dup resumed>) = 4 [pid 9100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9099] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9097] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9102] <... futex resumed>) = 1 [pid 9101] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9096] <... futex resumed>) = 0 [pid 9102] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9101] <... futex resumed>) = 0 [pid 9100] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9103 attached ./strace-static-x86_64: Process 9104 attached [pid 9103] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9101] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9100] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9097] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9104] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9103] <... rseq resumed>) = 0 [pid 9102] dup(3 [pid 9099] <... clone3 resumed> => {parent_tid=[9103]}, 88) = 9103 [pid 9098] <... clone3 resumed> => {parent_tid=[9104]}, 88) = 9104 [pid 9096] <... futex resumed>) = 0 [pid 9104] <... rseq resumed>) = 0 [pid 9103] set_robust_list(0x7f42e824b9a0, 24 [pid 9096] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9104] set_robust_list(0x7f42e824b9a0, 24 [pid 9103] <... set_robust_list resumed>) = 0 [pid 9102] <... dup resumed>) = 4 [pid 9100] <... mprotect resumed>) = 0 [pid 9099] rt_sigprocmask(SIG_SETMASK, [], [pid 9098] rt_sigprocmask(SIG_SETMASK, [], [pid 9097] <... futex resumed>) = 0 [pid 9102] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9097] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9104] <... set_robust_list resumed>) = 0 [pid 9103] rt_sigprocmask(SIG_SETMASK, [], [pid 9102] <... futex resumed>) = 1 [pid 9100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9096] <... futex resumed>) = 0 [pid 9104] rt_sigprocmask(SIG_SETMASK, [], [pid 9103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9102] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9099] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9098] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9105 attached [pid 9104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9103] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9096] <... futex resumed>) = 0 [pid 9105] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9104] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9102] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9100] <... clone3 resumed> => {parent_tid=[9105]}, 88) = 9105 [pid 9098] <... futex resumed>) = 0 [pid 9096] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9105] <... rseq resumed>) = 0 [pid 9104] <... openat resumed>) = 3 [pid 9103] <... openat resumed>) = 3 [pid 9099] <... futex resumed>) = 0 [pid 9098] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9104] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9103] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9099] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9104] <... futex resumed>) = 1 [pid 9103] <... futex resumed>) = 0 [pid 9099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9098] <... futex resumed>) = 0 [pid 9104] dup(3 [pid 9103] dup(3 [pid 9099] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9098] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9104] <... dup resumed>) = 4 [pid 9103] <... dup resumed>) = 4 [pid 9099] <... futex resumed>) = 0 [pid 9098] <... futex resumed>) = 0 [pid 9104] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9103] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9099] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9098] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9104] <... futex resumed>) = 0 [pid 9103] <... futex resumed>) = 0 [pid 9100] rt_sigprocmask(SIG_SETMASK, [], [pid 9099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9105] set_robust_list(0x7f42e824b9a0, 24 [pid 9104] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9103] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9105] <... set_robust_list resumed>) = 0 [pid 9099] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9098] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9105] rt_sigprocmask(SIG_SETMASK, [], [pid 9104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9099] <... futex resumed>) = 0 [pid 9098] <... futex resumed>) = 0 [pid 9105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9104] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9100] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9105] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9103] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9100] <... futex resumed>) = 0 [pid 9099] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9098] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9105] <... openat resumed>) = 3 [pid 9100] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9105] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9105] <... futex resumed>) = 0 [pid 9105] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9100] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9105] dup(3 [pid 9100] <... futex resumed>) = 0 [pid 9105] <... dup resumed>) = 4 [pid 9100] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9105] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9105] <... futex resumed>) = 0 [pid 9100] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9105] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9100] <... futex resumed>) = 0 [pid 9100] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9097] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9096] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9096] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9097] <... mmap resumed>) = 0x7f42e820a000 [pid 9097] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9099] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9099] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9098] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9097] <... mprotect resumed>) = 0 [pid 9096] <... mmap resumed>) = 0x7f42e820a000 [pid 9099] <... futex resumed>) = 0 [pid 9098] <... futex resumed>) = 0 [pid 9097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9096] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9096] <... mprotect resumed>) = 0 [pid 9099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9098] <... mmap resumed>) = 0x7f42e820a000 [pid 9100] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 9097] <... clone3 resumed> => {parent_tid=[9106]}, 88) = 9106 ./strace-static-x86_64: Process 9106 attached [pid 9099] <... mmap resumed>) = 0x7f42e820a000 [pid 9098] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9097] rt_sigprocmask(SIG_SETMASK, [], [pid 9096] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9106] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9099] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9098] <... mprotect resumed>) = 0 [pid 9097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9106] <... rseq resumed>) = 0 [pid 9096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9106] set_robust_list(0x7f42e822a9a0, 24 [pid 9100] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9099] <... mprotect resumed>) = 0 [pid 9098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9097] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9106] <... set_robust_list resumed>) = 0 [pid 9100] <... futex resumed>) = 0 [pid 9099] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9106] rt_sigprocmask(SIG_SETMASK, [], [pid 9100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9099] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9107 attached [pid 9106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9100] <... mmap resumed>) = 0x7f42e820a000 [pid 9099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9097] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9109 attached ./strace-static-x86_64: Process 9108 attached [pid 9107] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9106] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9100] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9098] <... clone3 resumed> => {parent_tid=[9108]}, 88) = 9108 [pid 9097] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9096] <... clone3 resumed> => {parent_tid=[9107]}, 88) = 9107 [pid 9107] <... rseq resumed>) = 0 [pid 9099] <... clone3 resumed> => {parent_tid=[9109]}, 88) = 9109 [pid 9098] rt_sigprocmask(SIG_SETMASK, [], [pid 9100] <... mprotect resumed>) = 0 [pid 9109] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9108] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9107] set_robust_list(0x7f42e822a9a0, 24 [pid 9100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9099] rt_sigprocmask(SIG_SETMASK, [], [pid 9098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9096] rt_sigprocmask(SIG_SETMASK, [], [pid 9109] <... rseq resumed>) = 0 [pid 9108] <... rseq resumed>) = 0 [pid 9107] <... set_robust_list resumed>) = 0 [pid 9100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9098] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9109] set_robust_list(0x7f42e822a9a0, 24 [pid 9108] set_robust_list(0x7f42e822a9a0, 24 [pid 9107] rt_sigprocmask(SIG_SETMASK, [], [pid 9100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9099] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9109] <... set_robust_list resumed>) = 0 [pid 9107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9099] <... futex resumed>) = 0 [pid 9098] <... futex resumed>) = 0 [pid 9109] rt_sigprocmask(SIG_SETMASK, [], [pid 9107] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9099] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9098] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9110 attached [pid 9109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9108] <... set_robust_list resumed>) = 0 [pid 9107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9096] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9109] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9107] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9110] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9108] rt_sigprocmask(SIG_SETMASK, [], [pid 9106] <... madvise resumed>) = 0 [pid 9100] <... clone3 resumed> => {parent_tid=[9110]}, 88) = 9110 [pid 9096] <... futex resumed>) = 0 [pid 9110] <... rseq resumed>) = 0 [pid 9108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9110] set_robust_list(0x7f42e822a9a0, 24 [pid 9108] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9110] <... set_robust_list resumed>) = 0 [pid 9100] rt_sigprocmask(SIG_SETMASK, [], [pid 9096] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9110] rt_sigprocmask(SIG_SETMASK, [], [pid 9107] <... madvise resumed>) = 0 [pid 9106] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9100] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9110] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9106] <... futex resumed>) = 1 [pid 9100] <... futex resumed>) = 0 [pid 9097] <... futex resumed>) = 0 [pid 9097] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9109] <... madvise resumed>) = 0 [pid 9106] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9100] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9097] <... futex resumed>) = 0 [pid 9107] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9097] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9107] <... futex resumed>) = 1 [pid 9108] <... madvise resumed>) = 0 [pid 9096] <... futex resumed>) = 0 [pid 9096] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9108] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9096] <... futex resumed>) = 0 [pid 9096] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9109] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9107] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9098] <... futex resumed>) = 0 [pid 9109] <... futex resumed>) = 1 [pid 9099] <... futex resumed>) = 0 [pid 9098] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9109] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9099] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9098] <... futex resumed>) = 0 [pid 9108] <... futex resumed>) = 1 [pid 9099] <... futex resumed>) = 0 [pid 9098] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9108] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9099] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9106] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9107] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9107] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9096] <... futex resumed>) = 0 [pid 9107] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9106] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9097] <... futex resumed>) = 0 [pid 9106] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9109] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9109] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9108] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9109] <... futex resumed>) = 1 [pid 9099] <... futex resumed>) = 0 [pid 9109] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9108] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9098] <... futex resumed>) = 0 [pid 9108] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9110] <... madvise resumed>) = 0 [pid 9110] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9105] <... mmap resumed>) = 0x20000000 [pid 9104] <... mmap resumed>) = 0x20000000 [pid 9103] <... mmap resumed>) = 0x20000000 [pid 9102] <... mmap resumed>) = 0x20000000 [pid 9101] <... mmap resumed>) = 0x20000000 [pid 9110] <... futex resumed>) = 0 [pid 9100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9105] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9101] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9097] exit_group(0 [pid 9106] <... futex resumed>) = ? [pid 9097] <... exit_group resumed>) = ? [pid 9101] <... futex resumed>) = ? [pid 9110] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9106] +++ exited with 0 +++ [pid 9105] <... futex resumed>) = 0 [pid 9103] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9105] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9103] <... futex resumed>) = 0 [pid 9100] <... futex resumed>) = 0 [pid 9105] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9104] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9103] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9102] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9100] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9099] exit_group(0 [pid 9096] exit_group(0 [pid 9109] <... futex resumed>) = ? [pid 9107] <... futex resumed>) = ? [pid 9105] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9104] <... futex resumed>) = 0 [pid 9103] <... futex resumed>) = ? [pid 9102] <... futex resumed>) = ? [pid 9100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9099] <... exit_group resumed>) = ? [pid 9096] <... exit_group resumed>) = ? [pid 9109] +++ exited with 0 +++ [pid 9107] +++ exited with 0 +++ [pid 9105] <... futex resumed>) = 0 [pid 9104] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9103] +++ exited with 0 +++ [pid 9102] +++ exited with 0 +++ [pid 9100] exit_group(0 [pid 9110] <... futex resumed>) = ? [pid 9100] <... exit_group resumed>) = ? [pid 9096] +++ exited with 0 +++ [pid 9110] +++ exited with 0 +++ [pid 9105] +++ exited with 0 +++ [pid 9098] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9096, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9108] <... futex resumed>) = ? [pid 9104] <... futex resumed>) = ? [pid 9101] +++ exited with 0 +++ [pid 9098] <... exit_group resumed>) = ? [pid 9097] +++ exited with 0 +++ [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9108] +++ exited with 0 +++ [pid 9099] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9097, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9099, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9111 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9112 attached [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9111 [pid 9112] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9112 [pid 9112] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 9113 attached [pid 9112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9113] set_robust_list(0x5555712a26a0, 24 [pid 9112] setpgid(0, 0 [pid 9111] set_robust_list(0x5555712a26a0, 24 [pid 9100] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9113 [pid 9113] <... set_robust_list resumed>) = 0 [pid 9111] <... set_robust_list resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9100, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9112] <... setpgid resumed>) = 0 [pid 9112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9113] <... prctl resumed>) = 0 [pid 9112] <... openat resumed>) = 3 [pid 9111] <... prctl resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9113] setpgid(0, 0 [pid 9112] write(3, "1000", 4 [pid 9111] setpgid(0, 0 [pid 9112] <... write resumed>) = 4 [pid 9113] <... setpgid resumed>) = 0 [pid 9112] close(3 [pid 9111] <... setpgid resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9112] <... close resumed>) = 0 [pid 9111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 9114 attached [pid 9112] write(1, "executing program\n", 18executing program [pid 9113] <... openat resumed>) = 3 [pid 9112] <... write resumed>) = 18 [pid 9111] <... openat resumed>) = 3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9114 [pid 9114] set_robust_list(0x5555712a26a0, 24 [pid 9112] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] write(3, "1000", 4 [pid 9114] <... set_robust_list resumed>) = 0 [pid 9113] write(3, "1000", 4 [pid 9112] <... futex resumed>) = 0 [pid 9111] <... write resumed>) = 4 [pid 9114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9113] <... write resumed>) = 4 [pid 9112] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9111] close(3 [pid 9114] <... prctl resumed>) = 0 [pid 9113] close(3 [pid 9112] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9111] <... close resumed>) = 0 [pid 9114] setpgid(0, 0 [pid 9112] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9114] <... setpgid resumed>) = 0 [pid 9113] <... close resumed>) = 0 executing program [pid 9111] write(1, "executing program\n", 18 [pid 9112] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9113] write(1, "executing program\n", 18 [pid 9112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9111] <... write resumed>) = 18 [pid 9114] <... openat resumed>) = 3 [pid 9113] <... write resumed>) = 18 [pid 9112] <... mmap resumed>) = 0x7f42e822b000 [pid 9111] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9112] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9111] <... futex resumed>) = 0 [pid 9114] write(3, "1000", 4 [pid 9113] <... futex resumed>) = 0 [pid 9112] <... mprotect resumed>) = 0 [pid 9111] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9114] <... write resumed>) = 4 [pid 9113] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9112] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9111] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9114] close(3 [pid 9112] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9114] <... close resumed>) = 0 [pid 9112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9114] write(1, "executing program\n", 18) = 18 [pid 9114] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9111] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 9115 attached [pid 9114] <... futex resumed>) = 0 [pid 9113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9115] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9114] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9111] <... mmap resumed>) = 0x7f42e822b000 [pid 9115] <... rseq resumed>) = 0 [pid 9114] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9113] <... mmap resumed>) = 0x7f42e822b000 [pid 9112] <... clone3 resumed> => {parent_tid=[9115]}, 88) = 9115 [pid 9111] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9115] set_robust_list(0x7f42e824b9a0, 24 [pid 9114] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9113] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9112] rt_sigprocmask(SIG_SETMASK, [], [pid 9111] <... mprotect resumed>) = 0 [pid 9115] <... set_robust_list resumed>) = 0 [pid 9114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9113] <... mprotect resumed>) = 0 [pid 9112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9115] rt_sigprocmask(SIG_SETMASK, [], [pid 9114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9113] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9112] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9114] <... mmap resumed>) = 0x7f42e822b000 [pid 9112] <... futex resumed>) = 0 [pid 9114] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9104] +++ exited with 0 +++ [pid 9112] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9098] +++ exited with 0 +++ [pid 9115] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9098, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9115] <... openat resumed>) = 3 [pid 9114] <... mprotect resumed>) = 0 [pid 9115] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9111] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9115] <... futex resumed>) = 1 [pid 9114] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9112] <... futex resumed>) = 0 [pid 9111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9115] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9114] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9112] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9114] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9112] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9116 attached ./strace-static-x86_64: Process 9117 attached [pid 9115] dup(3 [pid 9112] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9118 attached [pid 9116] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9117] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9115] <... dup resumed>) = 4 [pid 9114] <... clone3 resumed> => {parent_tid=[9117]}, 88) = 9117 [pid 9113] <... clone3 resumed> => {parent_tid=[9116]}, 88) = 9116 [pid 9118] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9116] <... rseq resumed>) = 0 [pid 9117] <... rseq resumed>) = 0 [pid 9115] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9114] rt_sigprocmask(SIG_SETMASK, [], [pid 9113] rt_sigprocmask(SIG_SETMASK, [], [pid 9111] <... clone3 resumed> => {parent_tid=[9118]}, 88) = 9118 [pid 9118] <... rseq resumed>) = 0 [pid 9116] set_robust_list(0x7f42e824b9a0, 24 [pid 9117] set_robust_list(0x7f42e824b9a0, 24 [pid 9115] <... futex resumed>) = 1 [pid 9114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9112] <... futex resumed>) = 0 [pid 9111] rt_sigprocmask(SIG_SETMASK, [], [pid 9118] set_robust_list(0x7f42e824b9a0, 24 [pid 9116] <... set_robust_list resumed>) = 0 [pid 9117] <... set_robust_list resumed>) = 0 [pid 9115] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9114] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9112] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9118] <... set_robust_list resumed>) = 0 [pid 9116] rt_sigprocmask(SIG_SETMASK, [], [pid 9117] rt_sigprocmask(SIG_SETMASK, [], [pid 9115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9114] <... futex resumed>) = 0 [pid 9112] <... futex resumed>) = 0 [pid 9118] rt_sigprocmask(SIG_SETMASK, [], [pid 9116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9115] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9114] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9112] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9116] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9117] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9113] <... futex resumed>) = 0 [pid 9111] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9118] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9116] <... openat resumed>) = 3 [pid 9117] <... openat resumed>) = 3 [pid 9113] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9111] <... futex resumed>) = 0 [pid 9116] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9118] <... openat resumed>) = 3 [pid 9116] <... futex resumed>) = 0 [pid 9117] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9111] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9118] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9116] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9117] <... futex resumed>) = 1 [pid 9114] <... futex resumed>) = 0 [pid 9113] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9118] <... futex resumed>) = 0 [pid 9116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9117] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9114] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] <... futex resumed>) = 0 [pid 9111] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9119 attached [pid 9118] dup(3 [pid 9116] dup(3 [pid 9117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9114] <... futex resumed>) = 0 [pid 9113] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9111] <... futex resumed>) = 0 [pid 9119] set_robust_list(0x5555712a26a0, 24 [pid 9118] <... dup resumed>) = 4 [pid 9116] <... dup resumed>) = 4 [pid 9117] dup(3 [pid 9114] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9111] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9119] <... set_robust_list resumed>) = 0 [pid 9118] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9116] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9117] <... dup resumed>) = 4 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9119 [pid 9119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9118] <... futex resumed>) = 0 [pid 9116] <... futex resumed>) = 1 [pid 9117] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] <... futex resumed>) = 0 [pid 9111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9119] <... prctl resumed>) = 0 [pid 9118] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9116] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9117] <... futex resumed>) = 1 [pid 9114] <... futex resumed>) = 0 [pid 9113] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9119] setpgid(0, 0 [pid 9116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9114] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9119] <... setpgid resumed>) = 0 [pid 9116] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9114] <... futex resumed>) = 0 [pid 9114] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9117] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9113] <... futex resumed>) = 0 [pid 9111] <... futex resumed>) = 0 [pid 9119] <... openat resumed>) = 3 [pid 9111] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9119] write(3, "1000", 4) = 4 [pid 9119] close(3) = 0 executing program [pid 9119] write(1, "executing program\n", 18 [pid 9113] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9119] <... write resumed>) = 18 [pid 9119] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9119] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9119] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9119] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9112] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9120 attached [pid 9112] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9120] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9119] <... clone3 resumed> => {parent_tid=[9120]}, 88) = 9120 [pid 9112] <... futex resumed>) = 0 [pid 9120] <... rseq resumed>) = 0 [pid 9119] rt_sigprocmask(SIG_SETMASK, [], [pid 9112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9120] set_robust_list(0x7f42e824b9a0, 24 [pid 9119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9112] <... mmap resumed>) = 0x7f42e820a000 [pid 9120] <... set_robust_list resumed>) = 0 [pid 9119] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9112] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9120] rt_sigprocmask(SIG_SETMASK, [], [pid 9119] <... futex resumed>) = 0 [pid 9120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9119] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9112] <... mprotect resumed>) = 0 [pid 9120] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9112] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9120] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9119] <... futex resumed>) = 0 [pid 9120] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9119] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9112] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9119] <... futex resumed>) = 0 [pid 9112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9120] dup(3 [pid 9119] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9114] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9120] <... dup resumed>) = 4 [pid 9114] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9120] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9114] <... futex resumed>) = 0 [pid 9120] <... futex resumed>) = 1 [pid 9119] <... futex resumed>) = 0 [pid 9114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9120] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9119] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9121 attached [pid 9120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9119] <... futex resumed>) = 0 [pid 9120] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9111] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9121] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9119] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9114] <... mmap resumed>) = 0x7f42e820a000 [pid 9113] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9112] <... clone3 resumed> => {parent_tid=[9121]}, 88) = 9121 [pid 9111] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9121] <... rseq resumed>) = 0 [pid 9114] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9113] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9112] rt_sigprocmask(SIG_SETMASK, [], [pid 9111] <... futex resumed>) = 0 [pid 9121] set_robust_list(0x7f42e822a9a0, 24 [pid 9114] <... mprotect resumed>) = 0 [pid 9113] <... futex resumed>) = 0 [pid 9112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9121] <... set_robust_list resumed>) = 0 [pid 9114] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9112] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] <... mmap resumed>) = 0x7f42e820a000 [pid 9121] rt_sigprocmask(SIG_SETMASK, [], [pid 9114] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9113] <... mmap resumed>) = 0x7f42e820a000 [pid 9112] <... futex resumed>) = 0 [pid 9111] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9114] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9113] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9112] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9111] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9122 attached [pid 9121] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9113] <... mprotect resumed>) = 0 [pid 9111] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9122] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9113] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9111] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9113] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9123 attached [pid 9114] <... clone3 resumed> => {parent_tid=[9122]}, 88) = 9122 [pid 9113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9124 attached [pid 9122] <... rseq resumed>) = 0 [pid 9111] <... clone3 resumed> => {parent_tid=[9123]}, 88) = 9123 [pid 9122] set_robust_list(0x7f42e822a9a0, 24 [pid 9114] rt_sigprocmask(SIG_SETMASK, [], [pid 9113] <... clone3 resumed> => {parent_tid=[9124]}, 88) = 9124 [pid 9111] rt_sigprocmask(SIG_SETMASK, [], [pid 9114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9113] rt_sigprocmask(SIG_SETMASK, [], [pid 9111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9122] <... set_robust_list resumed>) = 0 [pid 9114] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9124] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9122] rt_sigprocmask(SIG_SETMASK, [], [pid 9113] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9124] <... rseq resumed>) = 0 [pid 9122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9121] <... madvise resumed>) = 0 [pid 9113] <... futex resumed>) = 0 [pid 9124] set_robust_list(0x7f42e822a9a0, 24 [pid 9123] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9122] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9114] <... futex resumed>) = 0 [pid 9113] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9111] <... futex resumed>) = 0 [pid 9124] <... set_robust_list resumed>) = 0 [pid 9123] <... rseq resumed>) = 0 [pid 9124] rt_sigprocmask(SIG_SETMASK, [], [pid 9111] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9124] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9123] set_robust_list(0x7f42e822a9a0, 24 [pid 9121] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9114] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9121] <... futex resumed>) = 1 [pid 9112] <... futex resumed>) = 0 [pid 9121] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9112] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9123] <... set_robust_list resumed>) = 0 [pid 9112] <... futex resumed>) = 0 [pid 9123] rt_sigprocmask(SIG_SETMASK, [], [pid 9121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9121] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9123] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9112] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9122] <... madvise resumed>) = 0 [pid 9124] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9123] <... madvise resumed>) = 0 [pid 9122] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9119] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9124] <... futex resumed>) = 1 [pid 9123] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9122] <... futex resumed>) = 1 [pid 9119] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9114] <... futex resumed>) = 0 [pid 9113] <... futex resumed>) = 0 [pid 9124] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9123] <... futex resumed>) = 1 [pid 9122] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9119] <... futex resumed>) = 0 [pid 9114] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9111] <... futex resumed>) = 0 [pid 9124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9114] <... futex resumed>) = 0 [pid 9114] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9123] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9113] <... futex resumed>) = 0 [pid 9111] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9124] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9113] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9111] <... futex resumed>) = 0 [pid 9123] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9111] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9121] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9112] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9121] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9122] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9121] <... futex resumed>) = 0 [pid 9122] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9121] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9114] <... futex resumed>) = 0 [pid 9122] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9123] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9123] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9124] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9123] <... futex resumed>) = 1 [pid 9119] <... mmap resumed>) = 0x7f42e820a000 [pid 9111] <... futex resumed>) = 0 [pid 9123] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9119] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9124] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9119] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9124] <... futex resumed>) = 1 [pid 9113] <... futex resumed>) = 0 [pid 9124] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9119] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9125 attached [pid 9125] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9119] <... clone3 resumed> => {parent_tid=[9125]}, 88) = 9125 [pid 9125] <... rseq resumed>) = 0 [pid 9125] set_robust_list(0x7f42e822a9a0, 24 [pid 9119] rt_sigprocmask(SIG_SETMASK, [], [pid 9125] <... set_robust_list resumed>) = 0 [pid 9119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9125] rt_sigprocmask(SIG_SETMASK, [], [pid 9119] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9119] <... futex resumed>) = 0 [pid 9125] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9120] <... mmap resumed>) = 0x20000000 [pid 9119] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9116] <... mmap resumed>) = 0x20000000 [pid 9117] <... mmap resumed>) = 0x20000000 [pid 9115] <... mmap resumed>) = 0x20000000 [pid 9125] <... madvise resumed>) = 0 [pid 9118] <... mmap resumed>) = 0x20000000 [pid 9125] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9120] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9116] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9125] <... futex resumed>) = 1 [pid 9120] <... futex resumed>) = 0 [pid 9116] <... futex resumed>) = 0 [pid 9125] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9120] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9116] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9117] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9113] exit_group(0 [pid 9117] <... futex resumed>) = 0 [pid 9124] <... futex resumed>) = ? [pid 9119] <... futex resumed>) = 0 [pid 9113] <... exit_group resumed>) = ? [pid 9119] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9116] <... futex resumed>) = ? [pid 9117] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9119] <... futex resumed>) = 1 [pid 9120] <... futex resumed>) = 0 [pid 9124] +++ exited with 0 +++ [pid 9120] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9119] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9120] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9118] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9120] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9118] <... futex resumed>) = 0 [pid 9120] <... futex resumed>) = 1 [pid 9119] <... futex resumed>) = 0 [pid 9118] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9120] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9119] exit_group(0 [pid 9115] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9120] <... futex resumed>) = ? [pid 9119] <... exit_group resumed>) = ? [pid 9125] <... futex resumed>) = ? [pid 9120] +++ exited with 0 +++ [pid 9114] exit_group(0 [pid 9112] exit_group(0 [pid 9111] exit_group(0 [pid 9115] <... futex resumed>) = ? [pid 9114] <... exit_group resumed>) = ? [pid 9123] <... futex resumed>) = ? [pid 9122] <... futex resumed>) = ? [pid 9121] <... futex resumed>) = ? [pid 9118] <... futex resumed>) = ? [pid 9112] <... exit_group resumed>) = ? [pid 9111] <... exit_group resumed>) = ? [pid 9123] +++ exited with 0 +++ [pid 9122] +++ exited with 0 +++ [pid 9121] +++ exited with 0 +++ [pid 9118] +++ exited with 0 +++ [pid 9117] <... futex resumed>) = ? [pid 9115] +++ exited with 0 +++ [pid 9112] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9112, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9116] +++ exited with 0 +++ [pid 9113] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9113, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9111] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9111, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9125] +++ exited with 0 +++ [pid 9119] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9119, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] <... restart_syscall resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9126 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9127 attached [pid 9126] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 9128 attached [pid 9126] <... set_robust_list resumed>) = 0 [pid 9127] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9126 [pid 9127] <... set_robust_list resumed>) = 0 [pid 9126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9128] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9127 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9128 ./strace-static-x86_64: Process 9129 attached [pid 9128] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9129 [pid 9129] set_robust_list(0x5555712a26a0, 24 [pid 9128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9129] <... set_robust_list resumed>) = 0 [pid 9128] setpgid(0, 0 [pid 9127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9126] <... prctl resumed>) = 0 [pid 9128] <... setpgid resumed>) = 0 [pid 9129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9127] <... prctl resumed>) = 0 [pid 9126] setpgid(0, 0 [pid 9129] <... prctl resumed>) = 0 [pid 9127] setpgid(0, 0 [pid 9126] <... setpgid resumed>) = 0 [pid 9129] setpgid(0, 0) = 0 [pid 9128] <... openat resumed>) = 3 [pid 9127] <... setpgid resumed>) = 0 [pid 9126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9129] <... openat resumed>) = 3 [pid 9128] write(3, "1000", 4 [pid 9127] <... openat resumed>) = 3 [pid 9126] <... openat resumed>) = 3 [pid 9128] <... write resumed>) = 4 [pid 9128] close(3 [pid 9129] write(3, "1000", 4 [pid 9128] <... close resumed>) = 0 [pid 9127] write(3, "1000", 4 [pid 9126] write(3, "1000", 4 [pid 9129] <... write resumed>) = 4 executing program [pid 9128] write(1, "executing program\n", 18 [pid 9127] <... write resumed>) = 4 [pid 9126] <... write resumed>) = 4 [pid 9129] close(3 [pid 9128] <... write resumed>) = 18 [pid 9127] close(3 [pid 9129] <... close resumed>) = 0 [pid 9128] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9127] <... close resumed>) = 0 [pid 9126] close(3 [pid 9129] write(1, "executing program\n", 18 [pid 9128] <... futex resumed>) = 0 [pid 9127] write(1, "executing program\n", 18 [pid 9126] <... close resumed>) = 0 executing program executing program [pid 9129] <... write resumed>) = 18 [pid 9128] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9127] <... write resumed>) = 18 [pid 9126] write(1, "executing program\n", 18 [pid 9129] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9128] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9127] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] <... write resumed>) = 18 [pid 9129] <... futex resumed>) = 0 [pid 9128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9127] <... futex resumed>) = 0 [pid 9126] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9129] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9127] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9117] +++ exited with 0 +++ [pid 9126] <... futex resumed>) = 0 [pid 9114] +++ exited with 0 +++ [pid 9129] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9127] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9128] <... mmap resumed>) = 0x7f42e822b000 [pid 9127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9128] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9127] <... mmap resumed>) = 0x7f42e822b000 [pid 9126] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9114, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9126] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9126] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9129] <... mmap resumed>) = 0x7f42e822b000 [pid 9126] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9129] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9128] <... mprotect resumed>) = 0 [pid 9127] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9126] <... mprotect resumed>) = 0 [pid 9129] <... mprotect resumed>) = 0 [pid 9127] <... mprotect resumed>) = 0 [pid 9126] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9128] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9126] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9129] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9128] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9127] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] <... restart_syscall resumed>) = 0 [pid 9129] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9130 attached [pid 9129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9127] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9132 attached ./strace-static-x86_64: Process 9131 attached [pid 9130] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9126] <... clone3 resumed> => {parent_tid=[9130]}, 88) = 9130 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9133 attached [pid 9132] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9131] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9130] <... rseq resumed>) = 0 [pid 9129] <... clone3 resumed> => {parent_tid=[9131]}, 88) = 9131 [pid 9128] <... clone3 resumed> => {parent_tid=[9132]}, 88) = 9132 [pid 9126] rt_sigprocmask(SIG_SETMASK, [], [pid 9130] set_robust_list(0x7f42e824b9a0, 24 [pid 9128] rt_sigprocmask(SIG_SETMASK, [], [pid 9127] <... clone3 resumed> => {parent_tid=[9133]}, 88) = 9133 [pid 9130] <... set_robust_list resumed>) = 0 [pid 9128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9127] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9134 attached [pid 9130] rt_sigprocmask(SIG_SETMASK, [], [pid 9128] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9134] set_robust_list(0x5555712a26a0, 24 [pid 9133] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9132] <... rseq resumed>) = 0 [pid 9131] <... rseq resumed>) = 0 [pid 9130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9129] rt_sigprocmask(SIG_SETMASK, [], [pid 9128] <... futex resumed>) = 0 [pid 9127] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9130] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9128] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9127] <... futex resumed>) = 0 [pid 9132] set_robust_list(0x7f42e824b9a0, 24 [pid 9131] set_robust_list(0x7f42e824b9a0, 24 [pid 9130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9127] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9126] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9134 [pid 9134] <... set_robust_list resumed>) = 0 [pid 9133] <... rseq resumed>) = 0 [pid 9132] <... set_robust_list resumed>) = 0 [pid 9131] <... set_robust_list resumed>) = 0 [pid 9130] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9129] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] <... futex resumed>) = 0 [pid 9133] set_robust_list(0x7f42e824b9a0, 24 [pid 9132] rt_sigprocmask(SIG_SETMASK, [], [pid 9131] rt_sigprocmask(SIG_SETMASK, [], [pid 9129] <... futex resumed>) = 0 [pid 9126] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9133] <... set_robust_list resumed>) = 0 [pid 9132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9129] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9133] rt_sigprocmask(SIG_SETMASK, [], [pid 9132] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9131] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9132] <... openat resumed>) = 3 [pid 9131] <... openat resumed>) = 3 [pid 9133] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9132] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9131] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9133] <... openat resumed>) = 3 [pid 9132] <... futex resumed>) = 1 [pid 9131] <... futex resumed>) = 1 [pid 9129] <... futex resumed>) = 0 [pid 9133] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9132] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9131] dup(3 [pid 9129] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9133] <... futex resumed>) = 1 [pid 9131] <... dup resumed>) = 4 [pid 9130] <... openat resumed>) = 3 [pid 9129] <... futex resumed>) = 0 [pid 9128] <... futex resumed>) = 0 [pid 9127] <... futex resumed>) = 0 [pid 9134] setpgid(0, 0 [pid 9133] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9131] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9130] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9129] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9128] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9127] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9134] <... setpgid resumed>) = 0 [pid 9133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9132] <... futex resumed>) = 0 [pid 9131] <... futex resumed>) = 0 [pid 9130] <... futex resumed>) = 1 [pid 9129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9128] <... futex resumed>) = 1 [pid 9127] <... futex resumed>) = 0 [pid 9126] <... futex resumed>) = 0 [pid 9134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9133] dup(3 [pid 9132] dup(3 [pid 9131] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9130] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9129] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9128] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9127] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9126] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9133] <... dup resumed>) = 4 [pid 9132] <... dup resumed>) = 4 [pid 9131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9129] <... futex resumed>) = 0 [pid 9126] <... futex resumed>) = 0 [pid 9134] <... openat resumed>) = 3 [pid 9133] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9132] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9131] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9130] dup(3 [pid 9129] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9126] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9134] write(3, "1000", 4 [pid 9133] <... futex resumed>) = 1 [pid 9132] <... futex resumed>) = 1 [pid 9130] <... dup resumed>) = 4 [pid 9128] <... futex resumed>) = 0 [pid 9127] <... futex resumed>) = 0 [pid 9134] <... write resumed>) = 4 [pid 9133] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9132] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9130] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9128] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9127] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9134] close(3 [pid 9133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9130] <... futex resumed>) = 1 [pid 9128] <... futex resumed>) = 0 [pid 9127] <... futex resumed>) = 0 [pid 9126] <... futex resumed>) = 0 [pid 9134] <... close resumed>) = 0 [pid 9133] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9132] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9130] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 9128] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9127] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9126] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9134] write(1, "executing program\n", 18 [pid 9130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9134] <... write resumed>) = 18 [pid 9130] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9134] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] <... futex resumed>) = 0 [pid 9126] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9134] <... futex resumed>) = 0 [pid 9134] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9134] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[9135]}, 88) = 9135 [pid 9134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9134] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 9135 attached [pid 9134] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9135] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9135] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9135] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9135] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9134] <... futex resumed>) = 0 [pid 9135] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9134] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9135] <... futex resumed>) = 0 [pid 9134] <... futex resumed>) = 1 [pid 9135] dup(3) = 4 [pid 9134] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9135] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9135] <... futex resumed>) = 0 [pid 9134] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9135] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9134] <... futex resumed>) = 0 [pid 9134] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9129] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9128] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9128] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9127] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9128] <... futex resumed>) = 0 [pid 9127] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9129] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9127] <... futex resumed>) = 0 [pid 9129] <... futex resumed>) = 0 [pid 9129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9129] <... mmap resumed>) = 0x7f42e820a000 [pid 9128] <... mmap resumed>) = 0x7f42e820a000 [pid 9127] <... mmap resumed>) = 0x7f42e820a000 [pid 9129] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9127] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9126] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9129] <... mprotect resumed>) = 0 [pid 9128] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9127] <... mprotect resumed>) = 0 [pid 9126] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9129] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9126] <... futex resumed>) = 0 [pid 9129] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9127] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9136 attached [], 8) = 0 [pid 9129] <... clone3 resumed> => {parent_tid=[9136]}, 88) = 9136 [pid 9127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9137 attached => {parent_tid=[9137]}, 88) = 9137 [pid 9129] rt_sigprocmask(SIG_SETMASK, [], [pid 9128] <... mprotect resumed>) = 0 [pid 9127] rt_sigprocmask(SIG_SETMASK, [], [pid 9137] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9136] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9128] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9137] <... rseq resumed>) = 0 [pid 9136] <... rseq resumed>) = 0 [pid 9129] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9128] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9127] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9137] set_robust_list(0x7f42e822a9a0, 24 [pid 9136] set_robust_list(0x7f42e822a9a0, 24 [pid 9129] <... futex resumed>) = 0 [pid 9128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9127] <... futex resumed>) = 0 [pid 9126] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9138 attached [pid 9137] <... set_robust_list resumed>) = 0 [pid 9136] <... set_robust_list resumed>) = 0 [pid 9129] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9127] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9138] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9137] rt_sigprocmask(SIG_SETMASK, [], [pid 9136] rt_sigprocmask(SIG_SETMASK, [], [pid 9134] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9128] <... clone3 resumed> => {parent_tid=[9138]}, 88) = 9138 [pid 9126] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9138] <... rseq resumed>) = 0 [pid 9137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9134] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9128] rt_sigprocmask(SIG_SETMASK, [], [pid 9126] <... mprotect resumed>) = 0 [pid 9136] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9126] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9138] set_robust_list(0x7f42e822a9a0, 24 [pid 9137] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9134] <... futex resumed>) = 0 [pid 9128] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9138] <... set_robust_list resumed>) = 0 [pid 9136] <... madvise resumed>) = 0 [pid 9128] <... futex resumed>) = 0 [pid 9126] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9128] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9139 attached [pid 9138] rt_sigprocmask(SIG_SETMASK, [], [pid 9134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9139] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9134] <... mmap resumed>) = 0x7f42e820a000 [pid 9139] <... rseq resumed>) = 0 [pid 9136] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] <... clone3 resumed> => {parent_tid=[9139]}, 88) = 9139 [pid 9138] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9137] <... madvise resumed>) = 0 [pid 9134] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9126] rt_sigprocmask(SIG_SETMASK, [], [pid 9136] <... futex resumed>) = 1 [pid 9129] <... futex resumed>) = 0 [pid 9126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9129] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9138] <... madvise resumed>) = 0 [pid 9129] <... futex resumed>) = 0 [pid 9126] <... futex resumed>) = 0 [pid 9139] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9139] rt_sigprocmask(SIG_SETMASK, [], [pid 9137] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9137] <... futex resumed>) = 1 [pid 9139] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9137] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9136] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9129] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9127] <... futex resumed>) = 0 [pid 9126] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9127] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9137] <... futex resumed>) = 0 [pid 9127] <... futex resumed>) = 1 [pid 9137] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9127] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9139] <... madvise resumed>) = 0 [pid 9138] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9128] <... futex resumed>) = 0 [pid 9128] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9138] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9134] <... mprotect resumed>) = 0 [pid 9128] <... futex resumed>) = 0 [pid 9128] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9140 attached [pid 9140] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9134] <... clone3 resumed> => {parent_tid=[9140]}, 88) = 9140 [pid 9140] <... rseq resumed>) = 0 [pid 9139] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9134] rt_sigprocmask(SIG_SETMASK, [], [pid 9140] set_robust_list(0x7f42e822a9a0, 24 [pid 9134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9140] <... set_robust_list resumed>) = 0 [pid 9139] <... futex resumed>) = 1 [pid 9134] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9126] <... futex resumed>) = 0 [pid 9140] rt_sigprocmask(SIG_SETMASK, [], [pid 9139] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9134] <... futex resumed>) = 0 [pid 9126] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9134] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9126] <... futex resumed>) = 0 [pid 9140] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9139] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9126] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9136] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9137] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9136] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9136] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9129] <... futex resumed>) = 0 [pid 9137] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9137] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9127] <... futex resumed>) = 0 [pid 9139] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9138] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9138] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9128] <... futex resumed>) = 0 [pid 9138] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9139] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9126] <... futex resumed>) = 0 [pid 9139] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9140] <... madvise resumed>) = 0 [pid 9140] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9134] <... futex resumed>) = 0 [pid 9140] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9134] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9134] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9140] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9140] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9134] <... futex resumed>) = 0 [pid 9140] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9135] <... mmap resumed>) = 0x20000000 [pid 9133] <... mmap resumed>) = 0x20000000 [pid 9132] <... mmap resumed>) = 0x20000000 [pid 9131] <... mmap resumed>) = 0x20000000 [pid 9130] <... mmap resumed>) = 0x20000000 [pid 9135] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9133] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9132] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9131] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9130] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9129] exit_group(0 [pid 9127] exit_group(0 [pid 9137] <... futex resumed>) = ? [pid 9136] <... futex resumed>) = ? [pid 9135] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9134] exit_group(0 [pid 9133] <... futex resumed>) = ? [pid 9132] <... futex resumed>) = 0 [pid 9131] <... futex resumed>) = ? [pid 9130] <... futex resumed>) = 0 [pid 9129] <... exit_group resumed>) = ? [pid 9128] exit_group(0 [pid 9127] <... exit_group resumed>) = ? [pid 9126] exit_group(0 [pid 9140] <... futex resumed>) = ? [pid 9137] +++ exited with 0 +++ [pid 9136] +++ exited with 0 +++ [pid 9135] <... futex resumed>) = ? [pid 9134] <... exit_group resumed>) = ? [pid 9133] +++ exited with 0 +++ [pid 9132] ???( [pid 9131] +++ exited with 0 +++ [pid 9130] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9129] +++ exited with 0 +++ [pid 9138] <... futex resumed>) = ? [pid 9128] <... exit_group resumed>) = ? [pid 9139] <... futex resumed>) = ? [pid 9130] <... futex resumed>) = ? [pid 9126] <... exit_group resumed>) = ? [pid 9140] +++ exited with 0 +++ [pid 9139] +++ exited with 0 +++ [pid 9138] +++ exited with 0 +++ [pid 9130] +++ exited with 0 +++ [pid 9135] +++ exited with 0 +++ [pid 9132] <... ??? resumed>) = ? [pid 9126] +++ exited with 0 +++ [pid 9134] +++ exited with 0 +++ [pid 9127] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9129, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9126, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9127, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9134, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9141 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9141 [pid 9141] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9141] <... set_robust_list resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 9142 attached [pid 9141] setpgid(0, 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9142 [pid 9142] set_robust_list(0x5555712a26a0, 24 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9142] <... set_robust_list resumed>) = 0 [pid 9141] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 9143 attached [pid 9142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9143 [pid 9143] set_robust_list(0x5555712a26a0, 24 [pid 9142] <... prctl resumed>) = 0 [pid 9132] +++ exited with 0 +++ [pid 9128] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9143] <... set_robust_list resumed>) = 0 [pid 9143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 9144 attached [pid 9143] setpgid(0, 0 [pid 9142] setpgid(0, 0 [pid 9141] <... openat resumed>) = 3 [pid 9144] set_robust_list(0x5555712a26a0, 24 [pid 9143] <... setpgid resumed>) = 0 [pid 9142] <... setpgid resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9128, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9144 [pid 9144] <... set_robust_list resumed>) = 0 [pid 9143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9141] write(3, "1000", 4 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9143] <... openat resumed>) = 3 [pid 9141] <... write resumed>) = 4 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9144] <... prctl resumed>) = 0 [pid 9143] write(3, "1000", 4 [pid 9141] close(3 [pid 9144] setpgid(0, 0 [pid 9143] <... write resumed>) = 4 [pid 9142] <... openat resumed>) = 3 [pid 9141] <... close resumed>) = 0 [pid 9144] <... setpgid resumed>) = 0 [pid 9143] close(3 [pid 9141] write(1, "executing program\n", 18executing program executing program [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9143] <... close resumed>) = 0 [pid 9142] write(3, "1000", 4 [pid 9141] <... write resumed>) = 18 [pid 9143] write(1, "executing program\n", 18 [pid 9141] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9144] <... openat resumed>) = 3 [pid 9143] <... write resumed>) = 18 [pid 9141] <... futex resumed>) = 0 [pid 9141] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9144] write(3, "1000", 4 [pid 9143] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9141] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9144] <... write resumed>) = 4 [pid 9143] <... futex resumed>) = 0 [pid 9141] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9144] close(3 [pid 9143] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9144] <... close resumed>) = 0 [pid 9143] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 9144] write(1, "executing program\n", 18 [pid 9143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9141] <... mmap resumed>) = 0x7f42e822b000 [pid 9144] <... write resumed>) = 18 [pid 9144] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9141] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9144] <... futex resumed>) = 0 [pid 9143] <... mmap resumed>) = 0x7f42e822b000 [pid 9141] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9145 attached [pid 9144] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9142] <... write resumed>) = 4 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9145 [pid 9145] set_robust_list(0x5555712a26a0, 24 [pid 9142] close(3 [pid 9145] <... set_robust_list resumed>) = 0 [pid 9144] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9143] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9142] <... close resumed>) = 0 [pid 9141] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9144] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9143] <... mprotect resumed>) = 0 [pid 9142] write(1, "executing program\n", 18 [pid 9145] <... prctl resumed>) = 0 executing program [pid 9144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9141] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9145] setpgid(0, 0 [pid 9144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9143] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9142] <... write resumed>) = 18 [pid 9141] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9146 attached [pid 9145] <... setpgid resumed>) = 0 [pid 9144] <... mmap resumed>) = 0x7f42e822b000 [pid 9143] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9142] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9146] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9144] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9142] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9147 attached [pid 9146] <... rseq resumed>) = 0 [pid 9144] <... mprotect resumed>) = 0 [pid 9142] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9141] <... clone3 resumed> => {parent_tid=[9146]}, 88) = 9146 [pid 9147] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9146] set_robust_list(0x7f42e824b9a0, 24 [pid 9145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9143] <... clone3 resumed> => {parent_tid=[9147]}, 88) = 9147 [pid 9142] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9141] rt_sigprocmask(SIG_SETMASK, [], [pid 9147] <... rseq resumed>) = 0 [pid 9146] <... set_robust_list resumed>) = 0 [pid 9144] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9143] rt_sigprocmask(SIG_SETMASK, [], [pid 9142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9147] set_robust_list(0x7f42e824b9a0, 24 [pid 9146] rt_sigprocmask(SIG_SETMASK, [], [pid 9144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9141] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9147] <... set_robust_list resumed>) = 0 [pid 9145] <... openat resumed>) = 3 [pid 9142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9147] rt_sigprocmask(SIG_SETMASK, [], [pid 9145] write(3, "1000", 4./strace-static-x86_64: Process 9148 attached [pid 9147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9145] <... write resumed>) = 4 [pid 9143] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9142] <... mmap resumed>) = 0x7f42e822b000 [pid 9141] <... futex resumed>) = 0 [pid 9148] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9147] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9146] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9145] close(3 [pid 9144] <... clone3 resumed> => {parent_tid=[9148]}, 88) = 9148 [pid 9143] <... futex resumed>) = 0 [pid 9142] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9141] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 9148] <... rseq resumed>) = 0 [pid 9147] <... openat resumed>) = 3 [pid 9146] <... openat resumed>) = 3 [pid 9145] <... close resumed>) = 0 [pid 9144] rt_sigprocmask(SIG_SETMASK, [], [pid 9143] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9142] <... mprotect resumed>) = 0 [pid 9148] set_robust_list(0x7f42e824b9a0, 24 [pid 9147] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9146] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9145] write(1, "executing program\n", 18 [pid 9144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9148] <... set_robust_list resumed>) = 0 [pid 9147] <... futex resumed>) = 0 [pid 9146] <... futex resumed>) = 1 [pid 9145] <... write resumed>) = 18 [pid 9144] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9143] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9141] <... futex resumed>) = 0 [pid 9148] rt_sigprocmask(SIG_SETMASK, [], [pid 9147] dup(3 [pid 9146] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9145] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9144] <... futex resumed>) = 0 [pid 9143] <... futex resumed>) = 0 [pid 9142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9141] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9147] <... dup resumed>) = 4 [pid 9146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9145] <... futex resumed>) = 0 [pid 9144] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9143] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9141] <... futex resumed>) = 0 [pid 9148] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9147] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9146] dup(3 [pid 9145] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9141] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9147] <... futex resumed>) = 0 [pid 9146] <... dup resumed>) = 4 [pid 9143] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9147] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9145] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9149 attached [pid 9146] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9143] <... futex resumed>) = 0 [pid 9142] <... clone3 resumed> => {parent_tid=[9149]}, 88) = 9149 [pid 9149] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9146] <... futex resumed>) = 1 [pid 9143] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9142] rt_sigprocmask(SIG_SETMASK, [], [pid 9148] <... openat resumed>) = 3 [pid 9141] <... futex resumed>) = 0 [pid 9149] <... rseq resumed>) = 0 [pid 9146] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9141] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9149] set_robust_list(0x7f42e824b9a0, 24 [pid 9148] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9142] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9141] <... futex resumed>) = 0 [pid 9149] <... set_robust_list resumed>) = 0 [pid 9148] <... futex resumed>) = 1 [pid 9146] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9144] <... futex resumed>) = 0 [pid 9142] <... futex resumed>) = 0 [pid 9141] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9149] rt_sigprocmask(SIG_SETMASK, [], [pid 9148] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9142] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9145] <... mmap resumed>) = 0x7f42e822b000 [pid 9144] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9149] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9148] <... futex resumed>) = 0 [pid 9145] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9144] <... futex resumed>) = 1 [pid 9149] <... openat resumed>) = 3 [pid 9144] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9148] dup(3 [pid 9145] <... mprotect resumed>) = 0 [pid 9148] <... dup resumed>) = 4 [pid 9148] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9149] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9148] <... futex resumed>) = 1 [pid 9142] <... futex resumed>) = 0 [pid 9149] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9144] <... futex resumed>) = 0 [pid 9142] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9144] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9142] <... futex resumed>) = 0 [pid 9144] <... futex resumed>) = 0 [pid 9142] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9144] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9148] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9149] dup(3) = 4 [pid 9145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9149] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9150 attached ) = 1 [pid 9142] <... futex resumed>) = 0 [pid 9150] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9149] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9142] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9150] <... rseq resumed>) = 0 [pid 9149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9142] <... futex resumed>) = 0 [pid 9150] set_robust_list(0x7f42e824b9a0, 24 [pid 9149] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9145] <... clone3 resumed> => {parent_tid=[9150]}, 88) = 9150 [pid 9150] <... set_robust_list resumed>) = 0 [pid 9145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9145] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9145] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9150] rt_sigprocmask(SIG_SETMASK, [], [pid 9142] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9150] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9150] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9145] <... futex resumed>) = 0 [pid 9150] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9145] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9145] <... futex resumed>) = 0 [pid 9150] dup(3 [pid 9145] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9150] <... dup resumed>) = 4 [pid 9150] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9145] <... futex resumed>) = 0 [pid 9150] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9145] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9150] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9145] <... futex resumed>) = 0 [pid 9145] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9143] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9141] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9143] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9141] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9143] <... futex resumed>) = 0 [pid 9141] <... futex resumed>) = 0 [pid 9143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9143] <... mmap resumed>) = 0x7f42e820a000 [pid 9141] <... mmap resumed>) = 0x7f42e820a000 [pid 9143] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9141] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9143] <... mprotect resumed>) = 0 [pid 9143] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9141] <... mprotect resumed>) = 0 [pid 9143] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9141] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9141] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9151 attached [pid 9141] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9152 attached [pid 9151] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9143] <... clone3 resumed> => {parent_tid=[9151]}, 88) = 9151 [pid 9143] rt_sigprocmask(SIG_SETMASK, [], [pid 9144] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9151] <... rseq resumed>) = 0 [pid 9141] <... clone3 resumed> => {parent_tid=[9152]}, 88) = 9152 [pid 9151] set_robust_list(0x7f42e822a9a0, 24 [pid 9144] <... futex resumed>) = 0 [pid 9143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9151] <... set_robust_list resumed>) = 0 [pid 9144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9143] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9141] rt_sigprocmask(SIG_SETMASK, [], [pid 9151] rt_sigprocmask(SIG_SETMASK, [], [pid 9144] <... mmap resumed>) = 0x7f42e820a000 [pid 9143] <... futex resumed>) = 0 [pid 9141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9152] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9144] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9143] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9141] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9152] <... rseq resumed>) = 0 [pid 9151] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9144] <... mprotect resumed>) = 0 [pid 9141] <... futex resumed>) = 0 [pid 9152] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9152] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9151] <... madvise resumed>) = 0 [pid 9144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9141] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9144] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9142] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9142] <... futex resumed>) = 0 [pid 9142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9153 attached [pid 9152] <... madvise resumed>) = 0 [pid 9151] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9142] <... mmap resumed>) = 0x7f42e820a000 [pid 9151] <... futex resumed>) = 1 [pid 9144] <... clone3 resumed> => {parent_tid=[9153]}, 88) = 9153 [pid 9143] <... futex resumed>) = 0 [pid 9142] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9144] rt_sigprocmask(SIG_SETMASK, [], [pid 9143] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9142] <... mprotect resumed>) = 0 [pid 9153] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9151] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9145] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9143] <... futex resumed>) = 0 [pid 9142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9153] <... rseq resumed>) = 0 [pid 9152] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9145] <... futex resumed>) = 0 [pid 9144] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9143] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9153] set_robust_list(0x7f42e822a9a0, 24 [pid 9152] <... futex resumed>) = 1 [pid 9145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9144] <... futex resumed>) = 0 [pid 9142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9141] <... futex resumed>) = 0 [pid 9153] <... set_robust_list resumed>) = 0 [pid 9152] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9145] <... mmap resumed>) = 0x7f42e820a000 [pid 9144] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9141] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9154 attached [pid 9153] rt_sigprocmask(SIG_SETMASK, [], [pid 9152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9145] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9141] <... futex resumed>) = 0 [pid 9154] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9152] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9145] <... mprotect resumed>) = 0 [pid 9142] <... clone3 resumed> => {parent_tid=[9154]}, 88) = 9154 [pid 9141] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9154] <... rseq resumed>) = 0 [pid 9153] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9142] rt_sigprocmask(SIG_SETMASK, [], [pid 9154] set_robust_list(0x7f42e822a9a0, 24 [pid 9145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9154] <... set_robust_list resumed>) = 0 [pid 9145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9142] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9155 attached [pid 9154] rt_sigprocmask(SIG_SETMASK, [], [pid 9155] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9145] <... clone3 resumed> => {parent_tid=[9155]}, 88) = 9155 [pid 9142] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9155] <... rseq resumed>) = 0 [pid 9154] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9145] rt_sigprocmask(SIG_SETMASK, [], [pid 9142] <... futex resumed>) = 0 [pid 9155] set_robust_list(0x7f42e822a9a0, 24 [pid 9145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9142] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9155] <... set_robust_list resumed>) = 0 [pid 9153] <... madvise resumed>) = 0 [pid 9145] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9155] rt_sigprocmask(SIG_SETMASK, [], [pid 9154] <... madvise resumed>) = 0 [pid 9145] <... futex resumed>) = 0 [pid 9155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9155] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9153] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9145] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9144] <... futex resumed>) = 0 [pid 9153] <... futex resumed>) = 1 [pid 9144] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9153] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9144] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9154] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9142] <... futex resumed>) = 0 [pid 9142] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9154] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9142] <... futex resumed>) = 0 [pid 9142] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9151] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9151] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9143] <... futex resumed>) = 0 [pid 9152] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9153] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9151] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9154] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9152] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9154] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9152] <... futex resumed>) = 1 [pid 9141] <... futex resumed>) = 0 [pid 9142] <... futex resumed>) = 0 [pid 9154] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9153] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9152] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9153] <... futex resumed>) = 1 [pid 9144] <... futex resumed>) = 0 [pid 9153] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9155] <... madvise resumed>) = 0 [pid 9155] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9155] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9145] <... futex resumed>) = 0 [pid 9145] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9155] <... futex resumed>) = 0 [pid 9145] <... futex resumed>) = 1 [pid 9155] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9145] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9155] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9155] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9145] <... futex resumed>) = 0 [pid 9155] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9150] <... mmap resumed>) = 0x20000000 [pid 9150] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9149] <... mmap resumed>) = 0x20000000 [pid 9148] <... mmap resumed>) = 0x20000000 [pid 9146] <... mmap resumed>) = 0x20000000 [pid 9147] <... mmap resumed>) = 0x20000000 [pid 9150] <... futex resumed>) = 0 [pid 9149] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9148] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9147] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9146] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9145] exit_group(0 [pid 9144] exit_group(0 [pid 9143] exit_group(0 [pid 9155] <... futex resumed>) = ? [pid 9153] <... futex resumed>) = ? [pid 9151] <... futex resumed>) = ? [pid 9149] <... futex resumed>) = 0 [pid 9148] <... futex resumed>) = ? [pid 9147] <... futex resumed>) = ? [pid 9146] <... futex resumed>) = 0 [pid 9145] <... exit_group resumed>) = ? [pid 9144] <... exit_group resumed>) = ? [pid 9143] <... exit_group resumed>) = ? [pid 9141] exit_group(0 [pid 9155] +++ exited with 0 +++ [pid 9153] +++ exited with 0 +++ [pid 9152] <... futex resumed>) = ? [pid 9151] +++ exited with 0 +++ [pid 9150] +++ exited with 0 +++ [pid 9149] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9148] +++ exited with 0 +++ [pid 9147] +++ exited with 0 +++ [pid 9141] <... exit_group resumed>) = ? [pid 9146] +++ exited with 0 +++ [pid 9142] exit_group(0) = ? [pid 9152] +++ exited with 0 +++ [pid 9141] +++ exited with 0 +++ [pid 9154] <... futex resumed>) = ? [pid 9149] <... futex resumed>) = ? [pid 9145] +++ exited with 0 +++ [pid 9154] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9141, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9145, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9157 attached [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9156 ./strace-static-x86_64: Process 9156 attached [pid 9156] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9157] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9143] +++ exited with 0 +++ [pid 9149] +++ exited with 0 +++ [pid 9142] +++ exited with 0 +++ [pid 9157] <... prctl resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9143, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9142, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9156] <... prctl resumed>) = 0 [pid 9157] setpgid(0, 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9157 [pid 9157] <... setpgid resumed>) = 0 [pid 9156] setpgid(0, 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9156] <... setpgid resumed>) = 0 [pid 9157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9157] <... openat resumed>) = 3 [pid 9156] <... openat resumed>) = 3 [pid 9156] write(3, "1000", 4) = 4 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9156] close(3 [pid 9157] write(3, "1000", 4 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9157] <... write resumed>) = 4 [pid 9156] <... close resumed>) = 0 [pid 9157] close(3 executing program [pid 9156] write(1, "executing program\n", 18 [pid 9157] <... close resumed>) = 0 [pid 9156] <... write resumed>) = 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9157] write(1, "executing program\n", 18executing program ) = 18 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9158 attached [pid 9157] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9156] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9159 attached [pid 9158] set_robust_list(0x5555712a26a0, 24 [pid 9157] <... futex resumed>) = 0 [pid 9156] <... futex resumed>) = 0 [pid 9159] set_robust_list(0x5555712a26a0, 24 [pid 9158] <... set_robust_list resumed>) = 0 [pid 9157] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9144] +++ exited with 0 +++ [pid 9156] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9159 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9158 [pid 9159] <... set_robust_list resumed>) = 0 [pid 9157] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9156] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9144, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9159] <... prctl resumed>) = 0 [pid 9156] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9159] setpgid(0, 0 [pid 9157] <... mmap resumed>) = 0x7f42e822b000 [pid 9156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9159] <... setpgid resumed>) = 0 [pid 9157] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9157] <... mprotect resumed>) = 0 [pid 9159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9157] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9156] <... mmap resumed>) = 0x7f42e822b000 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9156] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9157] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9156] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9160 attached ./strace-static-x86_64: Process 9161 attached [pid 9160] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9159] <... openat resumed>) = 3 [pid 9158] <... prctl resumed>) = 0 [pid 9157] <... clone3 resumed> => {parent_tid=[9160]}, 88) = 9160 [pid 9156] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9161] set_robust_list(0x5555712a26a0, 24 [pid 9158] setpgid(0, 0 [pid 9156] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9161 [pid 9161] <... set_robust_list resumed>) = 0 [pid 9158] <... setpgid resumed>) = 0 [pid 9160] <... rseq resumed>) = 0 [pid 9159] write(3, "1000", 4 [pid 9157] rt_sigprocmask(SIG_SETMASK, [], [pid 9160] set_robust_list(0x7f42e824b9a0, 24 [pid 9159] <... write resumed>) = 4 [pid 9158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9160] <... set_robust_list resumed>) = 0 [pid 9159] close(3 [pid 9158] <... openat resumed>) = 3 [pid 9157] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9160] rt_sigprocmask(SIG_SETMASK, [], [pid 9159] <... close resumed>) = 0 [pid 9157] <... futex resumed>) = 0 executing program [pid 9160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9159] write(1, "executing program\n", 18 [pid 9157] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9160] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9159] <... write resumed>) = 18 [pid 9160] <... openat resumed>) = 3 [pid 9159] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 9162 attached [pid 9161] <... prctl resumed>) = 0 [pid 9160] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9158] write(3, "1000", 4 [pid 9162] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9161] setpgid(0, 0 [pid 9160] <... futex resumed>) = 1 [pid 9159] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9158] <... write resumed>) = 4 [pid 9157] <... futex resumed>) = 0 [pid 9156] <... clone3 resumed> => {parent_tid=[9162]}, 88) = 9162 [pid 9162] <... rseq resumed>) = 0 [pid 9161] <... setpgid resumed>) = 0 [pid 9160] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9159] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9158] close(3 [pid 9157] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9156] rt_sigprocmask(SIG_SETMASK, [], [pid 9162] set_robust_list(0x7f42e824b9a0, 24 [pid 9161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9159] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9158] <... close resumed>) = 0 [pid 9157] <... futex resumed>) = 0 [pid 9156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9162] <... set_robust_list resumed>) = 0 [pid 9160] dup(3 [pid 9159] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9158] write(1, "executing program\n", 18 [pid 9157] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9156] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9162] rt_sigprocmask(SIG_SETMASK, [], [pid 9160] <... dup resumed>) = 4 [pid 9159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9161] <... openat resumed>) = 3 [pid 9160] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9159] <... mmap resumed>) = 0x7f42e822b000 [pid 9158] <... write resumed>) = 18 [pid 9156] <... futex resumed>) = 0 [pid 9162] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9161] write(3, "1000", 4 [pid 9160] <... futex resumed>) = 1 [pid 9159] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9158] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9157] <... futex resumed>) = 0 [pid 9162] <... openat resumed>) = 3 [pid 9161] <... write resumed>) = 4 [pid 9160] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9159] <... mprotect resumed>) = 0 [pid 9158] <... futex resumed>) = 0 [pid 9157] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9156] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9161] close(3 [pid 9158] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9161] <... close resumed>) = 0 [pid 9158] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9161] write(1, "executing program\n", 18executing program [pid 9158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9161] <... write resumed>) = 18 [pid 9158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9161] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9161] <... futex resumed>) = 0 [pid 9158] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9161] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9158] <... mprotect resumed>) = 0 [pid 9161] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9159] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9157] <... futex resumed>) = 0 [pid 9162] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9161] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9159] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9157] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9162] <... futex resumed>) = 1 [pid 9156] <... futex resumed>) = 0 [pid 9162] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9156] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9163 attached [pid 9162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9156] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9164 attached [pid 9163] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9162] dup(3 [pid 9161] <... mmap resumed>) = 0x7f42e822b000 [pid 9159] <... clone3 resumed> => {parent_tid=[9163]}, 88) = 9163 [pid 9156] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9164] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9163] <... rseq resumed>) = 0 [pid 9162] <... dup resumed>) = 4 [pid 9161] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9159] rt_sigprocmask(SIG_SETMASK, [], [pid 9158] <... clone3 resumed> => {parent_tid=[9164]}, 88) = 9164 [pid 9164] <... rseq resumed>) = 0 [pid 9163] set_robust_list(0x7f42e824b9a0, 24 [pid 9162] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9161] <... mprotect resumed>) = 0 [pid 9159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9158] rt_sigprocmask(SIG_SETMASK, [], [pid 9164] set_robust_list(0x7f42e824b9a0, 24 [pid 9163] <... set_robust_list resumed>) = 0 [pid 9162] <... futex resumed>) = 1 [pid 9161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9159] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9156] <... futex resumed>) = 0 [pid 9164] <... set_robust_list resumed>) = 0 [pid 9163] rt_sigprocmask(SIG_SETMASK, [], [pid 9162] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9159] <... futex resumed>) = 0 [pid 9158] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9156] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9164] rt_sigprocmask(SIG_SETMASK, [], [pid 9163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9159] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9158] <... futex resumed>) = 0 [pid 9156] <... futex resumed>) = 0 [pid 9164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9163] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9162] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9158] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9156] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9161] <... clone3 resumed> => {parent_tid=[9165]}, 88) = 9165 [pid 9161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9161] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9161] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9165 attached [pid 9164] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9163] <... openat resumed>) = 3 [pid 9165] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9164] <... openat resumed>) = 3 [pid 9163] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9159] <... futex resumed>) = 0 [pid 9163] dup(3 [pid 9159] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9165] <... rseq resumed>) = 0 [pid 9163] <... dup resumed>) = 4 [pid 9159] <... futex resumed>) = 0 [pid 9165] set_robust_list(0x7f42e824b9a0, 24 [pid 9163] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9159] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9165] <... set_robust_list resumed>) = 0 [pid 9163] <... futex resumed>) = 0 [pid 9159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9165] rt_sigprocmask(SIG_SETMASK, [], [pid 9164] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9163] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9159] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9165] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9164] <... futex resumed>) = 1 [pid 9163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9159] <... futex resumed>) = 0 [pid 9165] <... openat resumed>) = 3 [pid 9164] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9163] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9159] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9158] <... futex resumed>) = 0 [pid 9158] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9158] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9164] dup(3) = 4 [pid 9164] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9158] <... futex resumed>) = 0 [pid 9165] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9164] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9158] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9165] <... futex resumed>) = 1 [pid 9165] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9161] <... futex resumed>) = 0 [pid 9158] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9161] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9165] <... futex resumed>) = 0 [pid 9157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9161] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9165] dup(3 [pid 9157] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9165] <... dup resumed>) = 4 [pid 9157] <... futex resumed>) = 0 [pid 9165] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9165] <... futex resumed>) = 0 [pid 9161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9157] <... mmap resumed>) = 0x7f42e820a000 [pid 9161] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9165] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9161] <... futex resumed>) = 0 [pid 9157] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9161] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9157] <... mprotect resumed>) = 0 [pid 9157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9166 attached => {parent_tid=[9166]}, 88) = 9166 [pid 9156] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9166] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9157] rt_sigprocmask(SIG_SETMASK, [], [pid 9156] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9166] <... rseq resumed>) = 0 [pid 9157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9166] set_robust_list(0x7f42e822a9a0, 24 [pid 9157] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9166] <... set_robust_list resumed>) = 0 [pid 9157] <... futex resumed>) = 0 [pid 9166] rt_sigprocmask(SIG_SETMASK, [], [pid 9157] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9166] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9156] <... futex resumed>) = 0 [pid 9156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9166] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9157] <... futex resumed>) = 0 [pid 9157] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9156] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9157] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9166] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9156] <... mprotect resumed>) = 0 [pid 9156] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9167 attached => {parent_tid=[9167]}, 88) = 9167 [pid 9156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9156] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9167] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9156] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9167] <... rseq resumed>) = 0 [pid 9159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9167] set_robust_list(0x7f42e822a9a0, 24 [pid 9159] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9167] <... set_robust_list resumed>) = 0 [pid 9159] <... futex resumed>) = 0 [pid 9167] rt_sigprocmask(SIG_SETMASK, [], [pid 9159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9167] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9158] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9158] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9167] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9161] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9158] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9161] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9167] <... futex resumed>) = 1 [pid 9161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9158] <... mprotect resumed>) = 0 [pid 9156] <... futex resumed>) = 0 [pid 9167] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9161] <... mmap resumed>) = 0x7f42e820a000 [pid 9158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9156] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9161] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9156] <... futex resumed>) = 0 [pid 9167] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9161] <... mprotect resumed>) = 0 [pid 9158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9156] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9158] <... clone3 resumed> => {parent_tid=[9168]}, 88) = 9168 [pid 9158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9158] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9168 attached [pid 9161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9158] <... futex resumed>) = 0 [pid 9161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9158] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9169 attached [pid 9157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9169] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9161] <... clone3 resumed> => {parent_tid=[9169]}, 88) = 9169 [pid 9169] <... rseq resumed>) = 0 [pid 9168] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9161] rt_sigprocmask(SIG_SETMASK, [], [pid 9169] set_robust_list(0x7f42e822a9a0, 24 [pid 9168] <... rseq resumed>) = 0 [pid 9169] <... set_robust_list resumed>) = 0 [pid 9168] set_robust_list(0x7f42e822a9a0, 24 [pid 9161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9169] rt_sigprocmask(SIG_SETMASK, [], [pid 9168] <... set_robust_list resumed>) = 0 [pid 9161] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9168] rt_sigprocmask(SIG_SETMASK, [], [pid 9161] <... futex resumed>) = 0 [pid 9169] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9161] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9168] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9169] <... madvise resumed>) = 0 [pid 9168] <... madvise resumed>) = 0 [pid 9168] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9169] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9168] <... futex resumed>) = 1 [pid 9161] <... futex resumed>) = 0 [pid 9158] <... futex resumed>) = 0 [pid 9169] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9168] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9161] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9158] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9166] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9161] <... futex resumed>) = 0 [pid 9159] <... mmap resumed>) = 0x7f42e820a000 [pid 9158] <... futex resumed>) = 0 [pid 9169] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9167] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9166] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9161] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9159] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9158] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9167] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9166] <... futex resumed>) = 0 [pid 9166] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9168] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9159] <... mprotect resumed>) = 0 [pid 9168] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9167] <... futex resumed>) = 1 [pid 9159] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9156] <... futex resumed>) = 0 [pid 9168] <... futex resumed>) = 1 [pid 9167] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9159] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9158] <... futex resumed>) = 0 [pid 9168] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9170 attached [pid 9170] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9159] <... clone3 resumed> => {parent_tid=[9170]}, 88) = 9170 [pid 9170] <... rseq resumed>) = 0 [pid 9159] rt_sigprocmask(SIG_SETMASK, [], [pid 9170] set_robust_list(0x7f42e822a9a0, 24 [pid 9159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9170] <... set_robust_list resumed>) = 0 [pid 9159] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9170] rt_sigprocmask(SIG_SETMASK, [], [pid 9159] <... futex resumed>) = 0 [pid 9170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9159] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9170] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9169] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9170] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9159] <... futex resumed>) = 0 [pid 9170] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9169] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9159] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9170] <... futex resumed>) = 0 [pid 9159] <... futex resumed>) = 1 [pid 9170] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9159] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9169] <... futex resumed>) = 1 [pid 9161] <... futex resumed>) = 0 [pid 9169] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9170] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9170] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9170] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9159] <... futex resumed>) = 0 [pid 9165] <... mmap resumed>) = 0x20000000 [pid 9162] <... mmap resumed>) = 0x20000000 [pid 9160] <... mmap resumed>) = 0x20000000 [pid 9163] <... mmap resumed>) = 0x20000000 [pid 9165] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9164] <... mmap resumed>) = 0x20000000 [pid 9161] exit_group(0 [pid 9169] <... futex resumed>) = ? [pid 9165] <... futex resumed>) = ? [pid 9164] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9163] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9162] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9161] <... exit_group resumed>) = ? [pid 9160] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9169] +++ exited with 0 +++ [pid 9165] +++ exited with 0 +++ [pid 9164] <... futex resumed>) = 0 [pid 9163] <... futex resumed>) = 0 [pid 9162] <... futex resumed>) = 0 [pid 9160] <... futex resumed>) = 0 [pid 9163] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9162] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9159] exit_group(0 [pid 9158] exit_group(0 [pid 9157] exit_group(0 [pid 9156] exit_group(0 [pid 9164] exit_group(0 [pid 9160] exit_group(0 [pid 9170] <... futex resumed>) = ? [pid 9168] <... futex resumed>) = ? [pid 9167] <... futex resumed>) = ? [pid 9166] <... futex resumed>) = ? [pid 9163] <... futex resumed>) = ? [pid 9162] <... futex resumed>) = ? [pid 9159] <... exit_group resumed>) = ? [pid 9158] <... exit_group resumed>) = ? [pid 9157] <... exit_group resumed>) = ? [pid 9156] <... exit_group resumed>) = ? [pid 9170] +++ exited with 0 +++ [pid 9168] +++ exited with 0 +++ [pid 9167] +++ exited with 0 +++ [pid 9166] +++ exited with 0 +++ [pid 9164] +++ exited with 0 +++ [pid 9163] +++ exited with 0 +++ [pid 9162] +++ exited with 0 +++ [pid 9161] +++ exited with 0 +++ [pid 9160] +++ exited with 0 +++ [pid 9159] +++ exited with 0 +++ [pid 9156] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9156, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9161, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9159, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9157] +++ exited with 0 +++ [pid 5845] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9171 attached [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9157, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9171 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9171] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9171] <... prctl resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9171] setpgid(0, 0 [pid 9158] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9171] <... setpgid resumed>) = 0 [pid 9171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 9173 attached ./strace-static-x86_64: Process 9172 attached [pid 9171] write(3, "1000", 4./strace-static-x86_64: Process 9174 attached [pid 9173] set_robust_list(0x5555712a26a0, 24 [pid 9172] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9173 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9172 [pid 9174] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9173] <... set_robust_list resumed>) = 0 [pid 9172] <... set_robust_list resumed>) = 0 [pid 9171] <... write resumed>) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9174 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9158, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9171] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9174] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9175 attached [pid 9174] setpgid(0, 0 [pid 9173] <... prctl resumed>) = 0 [pid 9172] <... prctl resumed>) = 0 [pid 9171] <... close resumed>) = 0 [pid 9175] set_robust_list(0x5555712a26a0, 24 executing program [pid 9174] <... setpgid resumed>) = 0 [pid 9173] setpgid(0, 0 [pid 9172] setpgid(0, 0 [pid 9171] write(1, "executing program\n", 18 [pid 9175] <... set_robust_list resumed>) = 0 [pid 9174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9173] <... setpgid resumed>) = 0 [pid 9172] <... setpgid resumed>) = 0 [pid 9171] <... write resumed>) = 18 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9175 [pid 9175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9174] <... openat resumed>) = 3 [pid 9173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9171] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] <... prctl resumed>) = 0 [pid 9173] <... openat resumed>) = 3 [pid 9174] write(3, "1000", 4 [pid 9172] <... openat resumed>) = 3 [pid 9171] <... futex resumed>) = 0 [pid 9175] setpgid(0, 0 [pid 9174] <... write resumed>) = 4 [pid 9174] close(3 [pid 9171] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9175] <... setpgid resumed>) = 0 [pid 9174] <... close resumed>) = 0 [pid 9173] write(3, "1000", 4 [pid 9172] write(3, "1000", 4 executing program [pid 9171] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9174] write(1, "executing program\n", 18 [pid 9173] <... write resumed>) = 4 [pid 9172] <... write resumed>) = 4 [pid 9171] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9174] <... write resumed>) = 18 [pid 9173] close(3 [pid 9172] close(3 [pid 9171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9175] <... openat resumed>) = 3 [pid 9174] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9172] <... close resumed>) = 0 [pid 9171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9175] write(3, "1000", 4 [pid 9174] <... futex resumed>) = 0 [pid 9173] <... close resumed>) = 0 executing program [pid 9172] write(1, "executing program\n", 18 [pid 9171] <... mmap resumed>) = 0x7f42e822b000 [pid 9175] <... write resumed>) = 4 [pid 9174] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9173] write(1, "executing program\n", 18 [pid 9172] <... write resumed>) = 18 [pid 9175] close(3 [pid 9174] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9173] <... write resumed>) = 18 [pid 9172] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9171] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9175] <... close resumed>) = 0 [pid 9174] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9173] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9172] <... futex resumed>) = 0 executing program [pid 9175] write(1, "executing program\n", 18 [pid 9174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9173] <... futex resumed>) = 0 [pid 9172] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9171] <... mprotect resumed>) = 0 [pid 9175] <... write resumed>) = 18 [pid 9174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9173] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9172] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9175] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9174] <... mmap resumed>) = 0x7f42e822b000 [pid 9173] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9171] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9175] <... futex resumed>) = 0 [pid 9174] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9173] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9175] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9174] <... mprotect resumed>) = 0 [pid 9173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9171] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9172] <... mmap resumed>) = 0x7f42e822b000 [pid 9171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9176 attached [pid 9175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9174] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9173] <... mmap resumed>) = 0x7f42e822b000 [pid 9172] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9176] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9173] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9172] <... mprotect resumed>) = 0 [pid 9171] <... clone3 resumed> => {parent_tid=[9176]}, 88) = 9176 [pid 9176] <... rseq resumed>) = 0 [pid 9175] <... mmap resumed>) = 0x7f42e822b000 [pid 9174] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9173] <... mprotect resumed>) = 0 [pid 9172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9176] set_robust_list(0x7f42e824b9a0, 24 [pid 9175] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9171] rt_sigprocmask(SIG_SETMASK, [], [pid 9176] <... set_robust_list resumed>) = 0 [pid 9171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9176] rt_sigprocmask(SIG_SETMASK, [], [pid 9171] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9171] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9177 attached [pid 9176] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9175] <... mprotect resumed>) = 0 [pid 9173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9171] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9177] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9176] <... openat resumed>) = 3 [pid 9175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9174] <... clone3 resumed> => {parent_tid=[9177]}, 88) = 9177 [pid 9173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9179 attached ./strace-static-x86_64: Process 9178 attached [pid 9177] <... rseq resumed>) = 0 [pid 9176] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9174] rt_sigprocmask(SIG_SETMASK, [], [pid 9179] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9178] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9177] set_robust_list(0x7f42e824b9a0, 24 [pid 9176] <... futex resumed>) = 1 [pid 9175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9173] <... clone3 resumed> => {parent_tid=[9178]}, 88) = 9178 [pid 9171] <... futex resumed>) = 0 [pid 9178] <... rseq resumed>) = 0 [pid 9177] <... set_robust_list resumed>) = 0 [pid 9176] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9171] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9180 attached [pid 9179] <... rseq resumed>) = 0 [pid 9178] set_robust_list(0x7f42e824b9a0, 24 [pid 9177] rt_sigprocmask(SIG_SETMASK, [], [pid 9176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9174] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9173] rt_sigprocmask(SIG_SETMASK, [], [pid 9172] <... clone3 resumed> => {parent_tid=[9179]}, 88) = 9179 [pid 9171] <... futex resumed>) = 0 [pid 9180] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9179] set_robust_list(0x7f42e824b9a0, 24 [pid 9178] <... set_robust_list resumed>) = 0 [pid 9177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9176] dup(3 [pid 9175] <... clone3 resumed> => {parent_tid=[9180]}, 88) = 9180 [pid 9174] <... futex resumed>) = 0 [pid 9173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9172] rt_sigprocmask(SIG_SETMASK, [], [pid 9171] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9180] <... rseq resumed>) = 0 [pid 9179] <... set_robust_list resumed>) = 0 [pid 9178] rt_sigprocmask(SIG_SETMASK, [], [pid 9177] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9176] <... dup resumed>) = 4 [pid 9175] rt_sigprocmask(SIG_SETMASK, [], [pid 9174] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9173] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9180] set_robust_list(0x7f42e824b9a0, 24 [pid 9179] rt_sigprocmask(SIG_SETMASK, [], [pid 9178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9177] <... openat resumed>) = 3 [pid 9176] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9173] <... futex resumed>) = 0 [pid 9180] <... set_robust_list resumed>) = 0 [pid 9179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9178] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9175] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9173] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9172] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9179] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9175] <... futex resumed>) = 0 [pid 9172] <... futex resumed>) = 0 [pid 9180] rt_sigprocmask(SIG_SETMASK, [], [pid 9179] <... openat resumed>) = 3 [pid 9178] <... openat resumed>) = 3 [pid 9177] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9176] <... futex resumed>) = 1 [pid 9175] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9172] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9171] <... futex resumed>) = 0 [pid 9180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9179] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9178] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9177] <... futex resumed>) = 1 [pid 9176] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9174] <... futex resumed>) = 0 [pid 9171] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9180] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9179] <... futex resumed>) = 1 [pid 9178] <... futex resumed>) = 1 [pid 9177] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9174] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9173] <... futex resumed>) = 0 [pid 9172] <... futex resumed>) = 0 [pid 9171] <... futex resumed>) = 0 [pid 9180] <... openat resumed>) = 3 [pid 9179] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9178] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9176] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9174] <... futex resumed>) = 0 [pid 9173] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9172] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9171] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9180] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9177] dup(3 [pid 9174] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9173] <... futex resumed>) = 0 [pid 9172] <... futex resumed>) = 0 [pid 9180] <... futex resumed>) = 1 [pid 9178] dup(3 [pid 9177] <... dup resumed>) = 4 [pid 9175] <... futex resumed>) = 0 [pid 9180] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9178] <... dup resumed>) = 4 [pid 9177] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9178] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9177] <... futex resumed>) = 0 [pid 9179] dup(3 [pid 9175] <... futex resumed>) = 0 [pid 9174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9173] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9172] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9177] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9178] <... futex resumed>) = 0 [pid 9180] dup(3 [pid 9179] <... dup resumed>) = 4 [pid 9178] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9175] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9174] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9180] <... dup resumed>) = 4 [pid 9179] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9177] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9174] <... futex resumed>) = 0 [pid 9173] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9180] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9179] <... futex resumed>) = 1 [pid 9174] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9173] <... futex resumed>) = 1 [pid 9172] <... futex resumed>) = 0 [pid 9180] <... futex resumed>) = 1 [pid 9179] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9173] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9172] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9180] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9172] <... futex resumed>) = 0 [pid 9179] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9172] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9178] <... futex resumed>) = 0 [pid 9175] <... futex resumed>) = 0 [pid 9175] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9178] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9175] <... futex resumed>) = 1 [pid 9180] <... futex resumed>) = 0 [pid 9175] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9180] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9171] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9171] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9171] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9181 attached [pid 9181] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9171] <... clone3 resumed> => {parent_tid=[9181]}, 88) = 9181 [pid 9181] set_robust_list(0x7f42e822a9a0, 24 [pid 9171] rt_sigprocmask(SIG_SETMASK, [], [pid 9181] <... set_robust_list resumed>) = 0 [pid 9171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9181] rt_sigprocmask(SIG_SETMASK, [], [pid 9171] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9171] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9181] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9174] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9174] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9173] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9174] <... futex resumed>) = 0 [pid 9173] <... futex resumed>) = 0 [pid 9174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9174] <... mmap resumed>) = 0x7f42e820a000 [pid 9173] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9181] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9174] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9173] <... mprotect resumed>) = 0 [pid 9174] <... mprotect resumed>) = 0 [pid 9174] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9181] <... futex resumed>) = 1 [pid 9174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9172] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9171] <... futex resumed>) = 0 [pid 9172] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9181] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9171] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9172] <... mmap resumed>) = 0x7f42e820a000 [pid 9171] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9182 attached [pid 9181] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9174] <... clone3 resumed> => {parent_tid=[9182]}, 88) = 9182 [pid 9173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9172] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9171] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9183 attached [pid 9182] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9174] rt_sigprocmask(SIG_SETMASK, [], [pid 9172] <... mprotect resumed>) = 0 [pid 9183] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9182] <... rseq resumed>) = 0 [pid 9174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9173] <... clone3 resumed> => {parent_tid=[9183]}, 88) = 9183 [pid 9172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9183] <... rseq resumed>) = 0 [pid 9182] set_robust_list(0x7f42e822a9a0, 24 [pid 9174] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9173] rt_sigprocmask(SIG_SETMASK, [], [pid 9172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9183] set_robust_list(0x7f42e822a9a0, 24 [pid 9182] <... set_robust_list resumed>) = 0 [pid 9174] <... futex resumed>) = 0 [pid 9173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9183] <... set_robust_list resumed>) = 0 [pid 9182] rt_sigprocmask(SIG_SETMASK, [], [pid 9174] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9173] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9183] rt_sigprocmask(SIG_SETMASK, [], [pid 9182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9173] <... futex resumed>) = 0 [pid 9172] <... clone3 resumed> => {parent_tid=[9184]}, 88) = 9184 ./strace-static-x86_64: Process 9184 attached [pid 9183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9182] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9173] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9172] rt_sigprocmask(SIG_SETMASK, [], [pid 9184] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9183] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9175] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9175] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9184] <... rseq resumed>) = 0 [pid 9175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9172] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] <... mmap resumed>) = 0x7f42e820a000 [pid 9172] <... futex resumed>) = 0 [pid 9184] set_robust_list(0x7f42e822a9a0, 24 [pid 9175] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9172] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9184] <... set_robust_list resumed>) = 0 [pid 9175] <... mprotect resumed>) = 0 [pid 9184] rt_sigprocmask(SIG_SETMASK, [], [pid 9175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9184] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9182] <... madvise resumed>) = 0 [pid 9175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9185 attached [pid 9183] <... madvise resumed>) = 0 [pid 9185] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9175] <... clone3 resumed> => {parent_tid=[9185]}, 88) = 9185 [pid 9185] set_robust_list(0x7f42e822a9a0, 24 [pid 9182] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] rt_sigprocmask(SIG_SETMASK, [], [pid 9185] <... set_robust_list resumed>) = 0 [pid 9185] rt_sigprocmask(SIG_SETMASK, [], [pid 9182] <... futex resumed>) = 1 [pid 9175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9175] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9185] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9175] <... futex resumed>) = 0 [pid 9174] <... futex resumed>) = 0 [pid 9174] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9182] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9174] <... futex resumed>) = 0 [pid 9174] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9183] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9184] <... madvise resumed>) = 0 [pid 9175] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9184] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9172] <... futex resumed>) = 0 [pid 9172] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9183] <... futex resumed>) = 1 [pid 9173] <... futex resumed>) = 0 [pid 9172] <... futex resumed>) = 0 [pid 9184] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9173] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9172] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9183] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9173] <... futex resumed>) = 0 [pid 9173] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9181] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9181] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9181] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9171] <... futex resumed>) = 0 [pid 9185] <... madvise resumed>) = 0 [pid 9185] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9184] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9183] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9182] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9185] <... futex resumed>) = 1 [pid 9184] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9183] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9182] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9175] <... futex resumed>) = 0 [pid 9184] <... futex resumed>) = 1 [pid 9175] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9184] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9175] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9183] <... futex resumed>) = 1 [pid 9173] <... futex resumed>) = 0 [pid 9172] <... futex resumed>) = 0 [pid 9183] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9182] <... futex resumed>) = 1 [pid 9174] <... futex resumed>) = 0 [pid 9182] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9185] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9185] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9175] <... futex resumed>) = 0 [pid 9185] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9176] <... mmap resumed>) = 0x20000000 [pid 9180] <... mmap resumed>) = 0x20000000 [pid 9179] <... mmap resumed>) = 0x20000000 [pid 9178] <... mmap resumed>) = 0x20000000 [pid 9177] <... mmap resumed>) = 0x20000000 [pid 9176] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9180] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9180] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9177] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9176] <... futex resumed>) = 0 [pid 9178] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9176] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9178] <... futex resumed>) = 0 [pid 9175] exit_group(0 [pid 9177] <... futex resumed>) = 0 [pid 9185] <... futex resumed>) = ? [pid 9180] <... futex resumed>) = ? [pid 9175] <... exit_group resumed>) = ? [pid 9178] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9171] exit_group(0 [pid 9185] +++ exited with 0 +++ [pid 9181] <... futex resumed>) = ? [pid 9180] +++ exited with 0 +++ [pid 9179] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9177] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9176] <... futex resumed>) = ? [pid 9174] exit_group(0 [pid 9171] <... exit_group resumed>) = ? [pid 9181] +++ exited with 0 +++ [pid 9179] <... futex resumed>) = 0 [pid 9177] <... futex resumed>) = ? [pid 9176] +++ exited with 0 +++ [pid 9174] <... exit_group resumed>) = ? [pid 9179] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9177] +++ exited with 0 +++ [pid 9172] exit_group(0 [pid 9173] exit_group(0 [pid 9184] <... futex resumed>) = ? [pid 9183] <... futex resumed>) = ? [pid 9182] <... futex resumed>) = ? [pid 9179] <... futex resumed>) = ? [pid 9178] <... futex resumed>) = ? [pid 9173] <... exit_group resumed>) = ? [pid 9172] <... exit_group resumed>) = ? [pid 9184] +++ exited with 0 +++ [pid 9183] +++ exited with 0 +++ [pid 9179] +++ exited with 0 +++ [pid 9178] +++ exited with 0 +++ [pid 9182] +++ exited with 0 +++ [pid 9174] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9174, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9186 attached [pid 9175] +++ exited with 0 +++ [pid 9173] +++ exited with 0 +++ [pid 9171] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9186 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9173, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9175, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9186] set_robust_list(0x5555712a26a0, 24 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9171, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9186] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 9187 attached ./strace-static-x86_64: Process 9188 attached [pid 9186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9172] +++ exited with 0 +++ [pid 9187] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9187 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9188] set_robust_list(0x5555712a26a0, 24 [pid 9187] <... set_robust_list resumed>) = 0 [pid 9186] <... prctl resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9188 ./strace-static-x86_64: Process 9189 attached [pid 9187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9186] setpgid(0, 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9172, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9189] set_robust_list(0x5555712a26a0, 24 [pid 9188] <... set_robust_list resumed>) = 0 [pid 9187] <... prctl resumed>) = 0 [pid 9186] <... setpgid resumed>) = 0 [pid 9189] <... set_robust_list resumed>) = 0 [pid 9186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9189 [pid 9189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9187] setpgid(0, 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9186] <... openat resumed>) = 3 [pid 9187] <... setpgid resumed>) = 0 [pid 9188] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9190 attached [pid 9189] <... prctl resumed>) = 0 [pid 9187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9188] setpgid(0, 0 [pid 9189] setpgid(0, 0 [pid 9190] set_robust_list(0x5555712a26a0, 24 [pid 9189] <... setpgid resumed>) = 0 [pid 9190] <... set_robust_list resumed>) = 0 [pid 9189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9188] <... setpgid resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9190 [pid 9186] write(3, "1000", 4 [pid 9190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9189] <... openat resumed>) = 3 [pid 9188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9187] <... openat resumed>) = 3 [pid 9186] <... write resumed>) = 4 [pid 9187] write(3, "1000", 4 [pid 9186] close(3 [pid 9190] <... prctl resumed>) = 0 executing program [pid 9189] write(3, "1000", 4 [pid 9186] <... close resumed>) = 0 [pid 9190] setpgid(0, 0 [pid 9189] <... write resumed>) = 4 [pid 9190] <... setpgid resumed>) = 0 [pid 9189] close(3 [pid 9190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9189] <... close resumed>) = 0 [pid 9189] write(1, "executing program\n", 18 [pid 9190] <... openat resumed>) = 3 [pid 9189] <... write resumed>) = 18 [pid 9188] <... openat resumed>) = 3 executing program executing program [pid 9187] <... write resumed>) = 4 [pid 9186] write(1, "executing program\n", 18 [pid 9187] close(3 [pid 9186] <... write resumed>) = 18 [pid 9187] <... close resumed>) = 0 [pid 9190] write(3, "1000", 4 [pid 9189] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9187] write(1, "executing program\n", 18 [pid 9186] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9190] <... write resumed>) = 4 [pid 9189] <... futex resumed>) = 0 [pid 9187] <... write resumed>) = 18 [pid 9186] <... futex resumed>) = 0 [pid 9188] write(3, "1000", 4 [pid 9190] close(3 [pid 9189] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9186] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9188] <... write resumed>) = 4 [pid 9190] <... close resumed>) = 0 executing program [pid 9189] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9188] close(3 [pid 9187] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9186] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9190] write(1, "executing program\n", 18 [pid 9189] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9188] <... close resumed>) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9190] <... write resumed>) = 18 [pid 9189] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9188] write(1, "executing program\n", 18 [pid 9187] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9190] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9188] <... write resumed>) = 18 [pid 9187] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9190] <... futex resumed>) = 0 [pid 9189] <... mmap resumed>) = 0x7f42e822b000 [pid 9187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9186] <... mmap resumed>) = 0x7f42e822b000 [pid 9190] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9188] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9186] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9190] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9189] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9190] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9189] <... mprotect resumed>) = 0 [pid 9188] <... futex resumed>) = 0 [pid 9187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9186] <... mprotect resumed>) = 0 [pid 9190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9188] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9187] <... mmap resumed>) = 0x7f42e822b000 [pid 9190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9188] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9190] <... mmap resumed>) = 0x7f42e822b000 [pid 9189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9187] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9191 attached [pid 9190] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9191] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9190] <... mprotect resumed>) = 0 [pid 9189] <... clone3 resumed> => {parent_tid=[9191]}, 88) = 9191 [pid 9188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9187] <... mprotect resumed>) = 0 [pid 9186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9191] <... rseq resumed>) = 0 [pid 9190] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9189] rt_sigprocmask(SIG_SETMASK, [], [pid 9188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9191] set_robust_list(0x7f42e824b9a0, 24 [pid 9190] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9188] <... mmap resumed>) = 0x7f42e822b000 [pid 9187] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9192 attached [pid 9191] <... set_robust_list resumed>) = 0 [pid 9190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9189] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9193 attached [pid 9192] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9191] rt_sigprocmask(SIG_SETMASK, [], [pid 9189] <... futex resumed>) = 0 [pid 9187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9186] <... clone3 resumed> => {parent_tid=[9192]}, 88) = 9192 [pid 9193] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9192] <... rseq resumed>) = 0 [pid 9191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9189] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9188] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9194 attached [pid 9193] <... rseq resumed>) = 0 [pid 9192] set_robust_list(0x7f42e824b9a0, 24 [pid 9191] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9190] <... clone3 resumed> => {parent_tid=[9193]}, 88) = 9193 [pid 9186] rt_sigprocmask(SIG_SETMASK, [], [pid 9194] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9193] set_robust_list(0x7f42e824b9a0, 24 [pid 9192] <... set_robust_list resumed>) = 0 [pid 9191] <... openat resumed>) = 3 [pid 9190] rt_sigprocmask(SIG_SETMASK, [], [pid 9188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9187] <... clone3 resumed> => {parent_tid=[9194]}, 88) = 9194 [pid 9186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9194] <... rseq resumed>) = 0 [pid 9193] <... set_robust_list resumed>) = 0 [pid 9192] rt_sigprocmask(SIG_SETMASK, [], [pid 9190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9187] rt_sigprocmask(SIG_SETMASK, [], [pid 9186] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9194] set_robust_list(0x7f42e824b9a0, 24 [pid 9193] rt_sigprocmask(SIG_SETMASK, [], [pid 9188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9186] <... futex resumed>) = 0 [pid 9194] <... set_robust_list resumed>) = 0 [pid 9193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9187] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9186] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9194] rt_sigprocmask(SIG_SETMASK, [], [pid 9193] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9187] <... futex resumed>) = 0 [pid 9194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9191] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9190] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9195 attached [pid 9194] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9193] <... futex resumed>) = 0 [pid 9192] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9191] <... futex resumed>) = 1 [pid 9190] <... futex resumed>) = 1 [pid 9189] <... futex resumed>) = 0 [pid 9187] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9195] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9193] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9192] <... openat resumed>) = 3 [pid 9191] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9190] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9189] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9195] <... rseq resumed>) = 0 [pid 9194] <... openat resumed>) = 3 [pid 9193] <... openat resumed>) = 3 [pid 9192] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9189] <... futex resumed>) = 0 [pid 9188] <... clone3 resumed> => {parent_tid=[9195]}, 88) = 9195 [pid 9195] set_robust_list(0x7f42e824b9a0, 24 [pid 9194] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9193] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9192] <... futex resumed>) = 1 [pid 9191] dup(3 [pid 9189] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9188] rt_sigprocmask(SIG_SETMASK, [], [pid 9186] <... futex resumed>) = 0 [pid 9195] <... set_robust_list resumed>) = 0 [pid 9194] <... futex resumed>) = 1 [pid 9193] <... futex resumed>) = 1 [pid 9192] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9191] <... dup resumed>) = 4 [pid 9190] <... futex resumed>) = 0 [pid 9188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9186] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9195] rt_sigprocmask(SIG_SETMASK, [], [pid 9194] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9193] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9191] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9190] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9187] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9186] <... futex resumed>) = 0 [pid 9195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9192] dup(3 [pid 9191] <... futex resumed>) = 1 [pid 9190] <... futex resumed>) = 0 [pid 9189] <... futex resumed>) = 0 [pid 9188] <... futex resumed>) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9186] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9195] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9194] dup(3 [pid 9193] dup(3 [pid 9192] <... dup resumed>) = 4 [pid 9191] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9190] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9189] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9187] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9195] <... openat resumed>) = 3 [pid 9194] <... dup resumed>) = 4 [pid 9193] <... dup resumed>) = 4 [pid 9192] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9189] <... futex resumed>) = 0 [pid 9195] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9194] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9193] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9192] <... futex resumed>) = 1 [pid 9191] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9189] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9186] <... futex resumed>) = 0 [pid 9195] <... futex resumed>) = 1 [pid 9194] <... futex resumed>) = 1 [pid 9193] <... futex resumed>) = 1 [pid 9192] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9190] <... futex resumed>) = 0 [pid 9188] <... futex resumed>) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9186] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9195] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9194] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9193] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9190] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9187] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9186] <... futex resumed>) = 0 [pid 9195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9192] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9190] <... futex resumed>) = 0 [pid 9188] <... futex resumed>) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9186] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9195] dup(3 [pid 9194] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9193] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9188] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9187] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9195] <... dup resumed>) = 4 [pid 9190] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9195] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9188] <... futex resumed>) = 0 [pid 9195] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9188] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9188] <... futex resumed>) = 0 [pid 9195] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9188] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9189] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9189] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9189] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9186] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9189] <... mprotect resumed>) = 0 [pid 9186] <... futex resumed>) = 0 [pid 9189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9186] <... mmap resumed>) = 0x7f42e820a000 [pid 9189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9186] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9196 attached [pid 9189] <... clone3 resumed> => {parent_tid=[9196]}, 88) = 9196 [pid 9196] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9190] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9196] <... rseq resumed>) = 0 [pid 9190] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9196] set_robust_list(0x7f42e822a9a0, 24 [pid 9190] <... futex resumed>) = 0 [pid 9196] <... set_robust_list resumed>) = 0 [pid 9190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9196] rt_sigprocmask(SIG_SETMASK, [], [pid 9187] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9186] <... mprotect resumed>) = 0 [pid 9196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9189] rt_sigprocmask(SIG_SETMASK, [], [pid 9187] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9196] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9187] <... futex resumed>) = 0 [pid 9186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9190] <... mmap resumed>) = 0x7f42e820a000 [pid 9189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9188] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9190] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9189] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9187] <... mmap resumed>) = 0x7f42e820a000 [pid 9186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9197 attached [pid 9196] <... futex resumed>) = 0 [pid 9190] <... mprotect resumed>) = 0 [pid 9189] <... futex resumed>) = 1 [pid 9188] <... futex resumed>) = 0 [pid 9187] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9197] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9196] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9190] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9189] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9186] <... clone3 resumed> => {parent_tid=[9197]}, 88) = 9197 [pid 9197] <... rseq resumed>) = 0 [pid 9187] <... mprotect resumed>) = 0 [pid 9186] rt_sigprocmask(SIG_SETMASK, [], [pid 9197] set_robust_list(0x7f42e822a9a0, 24 [pid 9196] <... madvise resumed>) = 0 [pid 9190] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9188] <... mmap resumed>) = 0x7f42e820a000 [pid 9187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9186] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9197] <... set_robust_list resumed>) = 0 [pid 9187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9186] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9198 attached [pid 9197] rt_sigprocmask(SIG_SETMASK, [], [pid 9186] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9198] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9187] <... clone3 resumed> => {parent_tid=[9198]}, 88) = 9198 [pid 9198] <... rseq resumed>) = 0 [pid 9197] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9187] rt_sigprocmask(SIG_SETMASK, [], [pid 9198] set_robust_list(0x7f42e822a9a0, 24 [pid 9197] <... madvise resumed>) = 0 [pid 9190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9188] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9187] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9199 attached [pid 9198] <... set_robust_list resumed>) = 0 [pid 9187] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] <... mprotect resumed>) = 0 [pid 9198] rt_sigprocmask(SIG_SETMASK, [], [pid 9187] <... futex resumed>) = 0 [pid 9199] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9187] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9198] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9197] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9186] <... futex resumed>) = 0 [pid 9199] <... rseq resumed>) = 0 [pid 9188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9197] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9186] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9190] <... clone3 resumed> => {parent_tid=[9199]}, 88) = 9199 [pid 9186] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9198] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9190] rt_sigprocmask(SIG_SETMASK, [], [pid 9199] set_robust_list(0x7f42e822a9a0, 24 [pid 9198] <... futex resumed>) = 1 [pid 9190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9187] <... futex resumed>) = 0 [pid 9198] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9190] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9187] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9190] <... futex resumed>) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9199] <... set_robust_list resumed>) = 0 [pid 9198] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9190] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9187] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9196] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9189] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9200 attached [pid 9199] rt_sigprocmask(SIG_SETMASK, [], [pid 9196] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9189] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9188] <... clone3 resumed> => {parent_tid=[9200]}, 88) = 9200 [pid 9200] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9189] <... futex resumed>) = 0 [pid 9188] rt_sigprocmask(SIG_SETMASK, [], [pid 9200] <... rseq resumed>) = 0 [pid 9199] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9189] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9200] set_robust_list(0x7f42e822a9a0, 24 [pid 9199] <... madvise resumed>) = 0 [pid 9196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9188] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9200] <... set_robust_list resumed>) = 0 [pid 9199] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9196] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9188] <... futex resumed>) = 0 [pid 9200] rt_sigprocmask(SIG_SETMASK, [], [pid 9199] <... futex resumed>) = 1 [pid 9190] <... futex resumed>) = 0 [pid 9188] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9199] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9190] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9200] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9190] <... futex resumed>) = 0 [pid 9190] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9199] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9197] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9197] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9200] <... madvise resumed>) = 0 [pid 9199] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9198] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9197] <... futex resumed>) = 1 [pid 9196] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9186] <... futex resumed>) = 0 [pid 9200] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9199] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9198] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9197] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9196] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9200] <... futex resumed>) = 1 [pid 9199] <... futex resumed>) = 1 [pid 9198] <... futex resumed>) = 1 [pid 9196] <... futex resumed>) = 1 [pid 9190] <... futex resumed>) = 0 [pid 9189] <... futex resumed>) = 0 [pid 9188] <... futex resumed>) = 0 [pid 9187] <... futex resumed>) = 0 [pid 9200] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9199] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9198] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9196] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9188] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9188] <... futex resumed>) = 0 [pid 9200] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9188] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9200] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9200] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9194] <... mmap resumed>) = 0x20000000 [pid 9191] <... mmap resumed>) = 0x20000000 [pid 9200] <... futex resumed>) = 1 [pid 9195] <... mmap resumed>) = 0x20000000 [pid 9192] <... mmap resumed>) = 0x20000000 [pid 9188] <... futex resumed>) = 0 [pid 9195] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9193] <... mmap resumed>) = 0x20000000 [pid 9192] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9191] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9195] <... futex resumed>) = 0 [pid 9193] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9192] <... futex resumed>) = 0 [pid 9191] <... futex resumed>) = 0 [pid 9188] exit_group(0 [pid 9195] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9193] <... futex resumed>) = 0 [pid 9192] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9191] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9195] <... futex resumed>) = ? [pid 9194] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9193] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9190] exit_group(0 [pid 9200] +++ exited with 0 +++ [pid 9195] +++ exited with 0 +++ [pid 9194] <... futex resumed>) = 0 [pid 9188] <... exit_group resumed>) = ? [pid 9186] exit_group(0 [pid 9199] <... futex resumed>) = ? [pid 9194] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9197] <... futex resumed>) = ? [pid 9193] <... futex resumed>) = ? [pid 9192] <... futex resumed>) = ? [pid 9190] <... exit_group resumed>) = ? [pid 9187] exit_group(0 [pid 9186] <... exit_group resumed>) = ? [pid 9199] +++ exited with 0 +++ [pid 9198] <... futex resumed>) = ? [pid 9197] +++ exited with 0 +++ [pid 9194] <... futex resumed>) = ? [pid 9192] +++ exited with 0 +++ [pid 9189] exit_group(0 [pid 9188] +++ exited with 0 +++ [pid 9187] <... exit_group resumed>) = ? [pid 9186] +++ exited with 0 +++ [pid 9198] +++ exited with 0 +++ [pid 9196] <... futex resumed>) = ? [pid 9194] +++ exited with 0 +++ [pid 9191] <... futex resumed>) = ? [pid 9189] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9186, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9188, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9191] +++ exited with 0 +++ [pid 9193] +++ exited with 0 +++ [pid 9190] +++ exited with 0 +++ [pid 9187] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9187, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9190, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9201 attached [pid 9201] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 9202 attached ) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9201 [pid 9201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9202] set_robust_list(0x5555712a26a0, 24 [pid 9201] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9202 [pid 9202] <... set_robust_list resumed>) = 0 [pid 9201] setpgid(0, 0 [pid 9202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9201] <... setpgid resumed>) = 0 [pid 9201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9202] <... prctl resumed>) = 0 [pid 9201] <... openat resumed>) = 3 [pid 9202] setpgid(0, 0 [pid 9201] write(3, "1000", 4) = 4 [pid 9202] <... setpgid resumed>) = 0 [pid 9201] close(3 [pid 9202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9202] <... openat resumed>) = 3 [pid 9201] <... close resumed>) = 0 [pid 9196] +++ exited with 0 +++ [pid 9189] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9189, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9202] write(3, "1000", 4 [pid 9201] write(1, "executing program\n", 18executing program [pid 9202] <... write resumed>) = 4 [pid 9201] <... write resumed>) = 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9202] close(3 [pid 9201] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9202] <... close resumed>) = 0 [pid 9201] <... futex resumed>) = 0 [pid 9202] write(1, "executing program\n", 18 [pid 9201] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9202] <... write resumed>) = 18 [pid 9201] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9203 attached [pid 9202] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9203 [pid 9202] <... futex resumed>) = 0 [pid 9201] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 9204 attached [pid 9203] set_robust_list(0x5555712a26a0, 24 [pid 9202] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9202] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9204] set_robust_list(0x5555712a26a0, 24 [pid 9202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9203] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9204 [pid 9204] <... set_robust_list resumed>) = 0 [pid 9202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9204] <... prctl resumed>) = 0 [pid 9203] <... prctl resumed>) = 0 [pid 9202] <... mmap resumed>) = 0x7f42e822b000 [pid 9201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9204] setpgid(0, 0 [pid 9203] setpgid(0, 0 [pid 9202] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9201] <... mmap resumed>) = 0x7f42e822b000 [pid 9204] <... setpgid resumed>) = 0 [pid 9203] <... setpgid resumed>) = 0 [pid 9202] <... mprotect resumed>) = 0 [pid 9201] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9205 attached [pid 9204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9202] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9201] <... mprotect resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9205 [pid 9205] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9204] <... openat resumed>) = 3 [pid 9203] <... openat resumed>) = 3 [pid 9202] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9201] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9203] write(3, "1000", 4 [pid 9205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9204] write(3, "1000", 4 [pid 9202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9203] <... write resumed>) = 4 [pid 9201] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9206 attached [pid 9205] <... prctl resumed>) = 0 [pid 9204] <... write resumed>) = 4 [pid 9201] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9206] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9205] setpgid(0, 0 [pid 9206] <... rseq resumed>) = 0 [pid 9204] close(3 [pid 9203] close(3 [pid 9202] <... clone3 resumed> => {parent_tid=[9206]}, 88) = 9206 ./strace-static-x86_64: Process 9207 attached [pid 9206] set_robust_list(0x7f42e824b9a0, 24 [pid 9205] <... setpgid resumed>) = 0 [pid 9204] <... close resumed>) = 0 [pid 9203] <... close resumed>) = 0 [pid 9207] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9206] <... set_robust_list resumed>) = 0 [pid 9205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9204] write(1, "executing program\n", 18executing program executing program [pid 9203] write(1, "executing program\n", 18 [pid 9202] rt_sigprocmask(SIG_SETMASK, [], [pid 9207] <... rseq resumed>) = 0 [pid 9206] rt_sigprocmask(SIG_SETMASK, [], [pid 9205] <... openat resumed>) = 3 [pid 9204] <... write resumed>) = 18 [pid 9201] <... clone3 resumed> => {parent_tid=[9207]}, 88) = 9207 [pid 9207] set_robust_list(0x7f42e824b9a0, 24 [pid 9206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9203] <... write resumed>) = 18 [pid 9202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9201] rt_sigprocmask(SIG_SETMASK, [], [pid 9207] <... set_robust_list resumed>) = 0 [pid 9203] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9205] write(3, "1000", 4 [pid 9207] rt_sigprocmask(SIG_SETMASK, [], [pid 9206] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9204] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9203] <... futex resumed>) = 0 [pid 9205] <... write resumed>) = 4 [pid 9202] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9201] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9205] close(3 [pid 9204] <... futex resumed>) = 0 [pid 9203] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9202] <... futex resumed>) = 0 [pid 9201] <... futex resumed>) = 0 [pid 9206] <... openat resumed>) = 3 [pid 9207] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9205] <... close resumed>) = 0 [pid 9204] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9203] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9202] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9201] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 9207] <... openat resumed>) = 3 [pid 9206] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9205] write(1, "executing program\n", 18 [pid 9204] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9206] <... futex resumed>) = 0 [pid 9205] <... write resumed>) = 18 [pid 9204] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9202] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9202] <... futex resumed>) = 0 [pid 9206] dup(3 [pid 9207] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9205] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9202] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9207] <... futex resumed>) = 1 [pid 9206] <... dup resumed>) = 4 [pid 9205] <... futex resumed>) = 0 [pid 9204] <... mmap resumed>) = 0x7f42e822b000 [pid 9203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9201] <... futex resumed>) = 0 [pid 9207] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9206] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9205] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9204] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9203] <... mmap resumed>) = 0x7f42e822b000 [pid 9201] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9203] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9201] <... futex resumed>) = 0 [pid 9207] dup(3 [pid 9203] <... mprotect resumed>) = 0 [pid 9201] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9207] <... dup resumed>) = 4 [pid 9203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9207] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9207] <... futex resumed>) = 1 [pid 9203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9201] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9208 attached [pid 9207] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9201] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9208] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9203] <... clone3 resumed> => {parent_tid=[9208]}, 88) = 9208 [pid 9201] <... futex resumed>) = 0 [pid 9208] <... rseq resumed>) = 0 [pid 9207] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9206] <... futex resumed>) = 1 [pid 9205] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9204] <... mprotect resumed>) = 0 [pid 9203] rt_sigprocmask(SIG_SETMASK, [], [pid 9202] <... futex resumed>) = 0 [pid 9201] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9206] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9208] set_robust_list(0x7f42e824b9a0, 24 [pid 9205] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9204] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9202] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9208] <... set_robust_list resumed>) = 0 [pid 9206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9204] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9203] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9202] <... futex resumed>) = 0 [pid 9208] rt_sigprocmask(SIG_SETMASK, [], [pid 9206] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9203] <... futex resumed>) = 0 [pid 9202] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9203] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9208] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9205] <... mmap resumed>) = 0x7f42e822b000 [pid 9208] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9209 attached [pid 9205] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9209] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9205] <... mprotect resumed>) = 0 [pid 9209] <... rseq resumed>) = 0 [pid 9205] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9204] <... clone3 resumed> => {parent_tid=[9209]}, 88) = 9209 [pid 9209] set_robust_list(0x7f42e824b9a0, 24 [pid 9204] rt_sigprocmask(SIG_SETMASK, [], [pid 9209] <... set_robust_list resumed>) = 0 [pid 9205] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9209] rt_sigprocmask(SIG_SETMASK, [], [pid 9205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9210 attached [pid 9209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9204] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9209] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9204] <... futex resumed>) = 0 [pid 9210] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9209] <... openat resumed>) = 3 [pid 9204] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9210] <... rseq resumed>) = 0 [pid 9210] set_robust_list(0x7f42e824b9a0, 24 [pid 9209] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9205] <... clone3 resumed> => {parent_tid=[9210]}, 88) = 9210 [pid 9210] <... set_robust_list resumed>) = 0 [pid 9204] <... futex resumed>) = 0 [pid 9210] rt_sigprocmask(SIG_SETMASK, [], [pid 9209] <... futex resumed>) = 1 [pid 9205] rt_sigprocmask(SIG_SETMASK, [], [pid 9204] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9209] dup(3 [pid 9205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9204] <... futex resumed>) = 0 [pid 9210] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9209] <... dup resumed>) = 4 [pid 9205] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9204] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9209] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9205] <... futex resumed>) = 0 [pid 9210] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9209] <... futex resumed>) = 0 [pid 9208] <... futex resumed>) = 1 [pid 9205] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9203] <... futex resumed>) = 0 [pid 9210] <... openat resumed>) = 3 [pid 9209] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9208] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9204] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9203] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9210] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9204] <... futex resumed>) = 0 [pid 9203] <... futex resumed>) = 0 [pid 9210] <... futex resumed>) = 1 [pid 9209] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9208] dup(3 [pid 9205] <... futex resumed>) = 0 [pid 9204] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9203] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9210] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9208] <... dup resumed>) = 4 [pid 9208] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9203] <... futex resumed>) = 0 [pid 9208] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9203] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9203] <... futex resumed>) = 0 [pid 9208] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9203] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9205] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9210] dup(3) = 4 [pid 9210] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9210] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 9205] <... futex resumed>) = 1 [pid 9210] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9205] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 9205] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9210] <... futex resumed>) = 0 [pid 9205] <... futex resumed>) = 1 [pid 9210] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9205] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9201] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9201] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9202] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9202] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9202] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9202] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9211 attached [pid 9203] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9202] <... clone3 resumed> => {parent_tid=[9211]}, 88) = 9211 [pid 9201] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9203] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9202] rt_sigprocmask(SIG_SETMASK, [], [pid 9211] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9203] <... futex resumed>) = 0 [pid 9202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9211] <... rseq resumed>) = 0 [pid 9204] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9202] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9201] <... mprotect resumed>) = 0 [pid 9211] set_robust_list(0x7f42e822a9a0, 24 [pid 9205] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9201] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9211] <... set_robust_list resumed>) = 0 [pid 9205] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9211] rt_sigprocmask(SIG_SETMASK, [], [pid 9205] <... futex resumed>) = 0 [pid 9201] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9203] <... mmap resumed>) = 0x7f42e820a000 [pid 9201] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9211] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9205] <... mmap resumed>) = 0x7f42e820a000 [pid 9203] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9212 attached [pid 9205] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9204] <... futex resumed>) = 0 [pid 9202] <... futex resumed>) = 0 [pid 9201] <... clone3 resumed> => {parent_tid=[9212]}, 88) = 9212 [pid 9205] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9203] <... mprotect resumed>) = 0 [pid 9202] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9201] rt_sigprocmask(SIG_SETMASK, [], [pid 9205] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9213 attached [pid 9203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9212] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9205] <... clone3 resumed> => {parent_tid=[9213]}, 88) = 9213 [pid 9213] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9212] <... rseq resumed>) = 0 [pid 9205] rt_sigprocmask(SIG_SETMASK, [], [pid 9203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9201] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9213] <... rseq resumed>) = 0 [pid 9212] set_robust_list(0x7f42e822a9a0, 24 [pid 9205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9204] <... mmap resumed>) = 0x7f42e820a000 [pid 9203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9201] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9214 attached [pid 9213] set_robust_list(0x7f42e822a9a0, 24 [pid 9212] <... set_robust_list resumed>) = 0 [pid 9211] <... madvise resumed>) = 0 [pid 9205] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9204] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9201] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9214] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9213] <... set_robust_list resumed>) = 0 [pid 9212] rt_sigprocmask(SIG_SETMASK, [], [pid 9214] <... rseq resumed>) = 0 [pid 9212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9214] set_robust_list(0x7f42e822a9a0, 24 [pid 9212] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9205] <... futex resumed>) = 0 [pid 9205] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9213] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9211] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9204] <... mprotect resumed>) = 0 [pid 9204] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9211] <... futex resumed>) = 1 [pid 9204] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9213] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9211] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9214] <... set_robust_list resumed>) = 0 [pid 9213] <... madvise resumed>) = 0 [pid 9212] <... madvise resumed>) = 0 [pid 9203] <... clone3 resumed> => {parent_tid=[9214]}, 88) = 9214 [pid 9204] <... clone3 resumed> => {parent_tid=[9215]}, 88) = 9215 [pid 9214] rt_sigprocmask(SIG_SETMASK, [], [pid 9203] rt_sigprocmask(SIG_SETMASK, [], [pid 9214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9214] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9203] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9203] <... futex resumed>) = 0 [pid 9214] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9212] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9203] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9215 attached [pid 9204] rt_sigprocmask(SIG_SETMASK, [], [pid 9202] <... futex resumed>) = 0 [pid 9215] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9202] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9211] <... futex resumed>) = 0 [pid 9204] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9202] <... futex resumed>) = 1 [pid 9215] <... rseq resumed>) = 0 [pid 9211] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9204] <... futex resumed>) = 0 [pid 9202] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9215] set_robust_list(0x7f42e822a9a0, 24 [pid 9204] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9215] <... set_robust_list resumed>) = 0 [pid 9215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9215] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9214] <... madvise resumed>) = 0 [pid 9212] <... futex resumed>) = 1 [pid 9201] <... futex resumed>) = 0 [pid 9213] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9205] <... futex resumed>) = 0 [pid 9205] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9205] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9213] <... futex resumed>) = 1 [pid 9213] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9214] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9212] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9201] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9203] <... futex resumed>) = 0 [pid 9201] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9203] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9203] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9214] <... futex resumed>) = 1 [pid 9214] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9211] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9213] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9212] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9213] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9205] <... futex resumed>) = 0 [pid 9213] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9211] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9202] <... futex resumed>) = 0 [pid 9214] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9215] <... madvise resumed>) = 0 [pid 9212] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9214] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9211] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9214] <... futex resumed>) = 1 [pid 9212] <... futex resumed>) = 1 [pid 9215] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9214] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9212] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9203] <... futex resumed>) = 0 [pid 9201] <... futex resumed>) = 0 [pid 9215] <... futex resumed>) = 1 [pid 9204] <... futex resumed>) = 0 [pid 9204] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9204] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9215] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9215] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9204] <... futex resumed>) = 0 [pid 9215] <... futex resumed>) = 1 [pid 9215] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9209] <... mmap resumed>) = 0x20000000 [pid 9207] <... mmap resumed>) = 0x20000000 [pid 9210] <... mmap resumed>) = 0x20000000 [pid 9209] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9207] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9206] <... mmap resumed>) = 0x20000000 [pid 9209] <... futex resumed>) = 0 [pid 9208] <... mmap resumed>) = 0x20000000 [pid 9207] <... futex resumed>) = 0 [pid 9206] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9210] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9208] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9208] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9206] <... futex resumed>) = 0 [pid 9207] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9210] <... futex resumed>) = 0 [pid 9209] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9206] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9205] exit_group(0 [pid 9204] exit_group(0 [pid 9203] exit_group(0 [pid 9202] exit_group(0 [pid 9201] exit_group(0 [pid 9215] <... futex resumed>) = ? [pid 9214] <... futex resumed>) = ? [pid 9213] <... futex resumed>) = ? [pid 9212] <... futex resumed>) = ? [pid 9211] <... futex resumed>) = ? [pid 9209] <... futex resumed>) = ? [pid 9208] <... futex resumed>) = ? [pid 9207] <... futex resumed>) = ? [pid 9206] <... futex resumed>) = ? [pid 9205] <... exit_group resumed>) = ? [pid 9204] <... exit_group resumed>) = ? [pid 9203] <... exit_group resumed>) = ? [pid 9202] <... exit_group resumed>) = ? [pid 9201] <... exit_group resumed>) = ? [pid 9215] +++ exited with 0 +++ [pid 9214] +++ exited with 0 +++ [pid 9213] +++ exited with 0 +++ [pid 9212] +++ exited with 0 +++ [pid 9211] +++ exited with 0 +++ [pid 9210] +++ exited with 0 +++ [pid 9209] +++ exited with 0 +++ [pid 9208] +++ exited with 0 +++ [pid 9207] +++ exited with 0 +++ [pid 9206] +++ exited with 0 +++ [pid 9201] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9201, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9203] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9203, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9204] +++ exited with 0 +++ [pid 9202] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9204, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9202, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... restart_syscall resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9216 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 9218 attached ./strace-static-x86_64: Process 9217 attached ./strace-static-x86_64: Process 9216 attached [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9218 [pid 9218] set_robust_list(0x5555712a26a0, 24 [pid 9217] set_robust_list(0x5555712a26a0, 24 [pid 9216] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9217 [pid 9218] <... set_robust_list resumed>) = 0 [pid 9217] <... set_robust_list resumed>) = 0 [pid 9216] <... set_robust_list resumed>) = 0 [pid 9205] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9219 attached [pid 9218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9218] <... prctl resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9205, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9218] setpgid(0, 0 [pid 9219] set_robust_list(0x5555712a26a0, 24 [pid 9217] <... prctl resumed>) = 0 [pid 9216] <... prctl resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9219 [pid 9219] <... set_robust_list resumed>) = 0 [pid 9219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9218] <... setpgid resumed>) = 0 [pid 9217] setpgid(0, 0 [pid 9216] setpgid(0, 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9219] <... prctl resumed>) = 0 [pid 9218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9217] <... setpgid resumed>) = 0 [pid 9216] <... setpgid resumed>) = 0 [pid 9219] setpgid(0, 0 [pid 9217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9219] <... setpgid resumed>) = 0 [pid 9216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9218] <... openat resumed>) = 3 [pid 9218] write(3, "1000", 4 [pid 9217] <... openat resumed>) = 3 [pid 9216] <... openat resumed>) = 3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9218] <... write resumed>) = 4 [pid 9219] <... openat resumed>) = 3 [pid 9218] close(3 [pid 9217] write(3, "1000", 4 [pid 9216] write(3, "1000", 4./strace-static-x86_64: Process 9220 attached [pid 9219] write(3, "1000", 4 [pid 9218] <... close resumed>) = 0 [pid 9217] <... write resumed>) = 4 [pid 9216] <... write resumed>) = 4 [pid 9219] <... write resumed>) = 4 executing program executing program executing program [pid 9218] write(1, "executing program\n", 18 [pid 9217] close(3 [pid 9216] close(3 [pid 9219] close(3 [pid 9218] <... write resumed>) = 18 [pid 9217] <... close resumed>) = 0 [pid 9216] <... close resumed>) = 0 [pid 9220] set_robust_list(0x5555712a26a0, 24 [pid 9219] <... close resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9220 [pid 9220] <... set_robust_list resumed>) = 0 [pid 9219] write(1, "executing program\n", 18 [pid 9218] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9217] write(1, "executing program\n", 18 [pid 9216] write(1, "executing program\n", 18executing program [pid 9220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9219] <... write resumed>) = 18 [pid 9218] <... futex resumed>) = 0 [pid 9217] <... write resumed>) = 18 [pid 9216] <... write resumed>) = 18 [pid 9220] <... prctl resumed>) = 0 [pid 9219] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9217] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9216] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9220] setpgid(0, 0 [pid 9219] <... futex resumed>) = 0 [pid 9218] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9217] <... futex resumed>) = 0 [pid 9216] <... futex resumed>) = 0 [pid 9220] <... setpgid resumed>) = 0 [pid 9219] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9217] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9216] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9217] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9216] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9220] <... openat resumed>) = 3 [pid 9219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9220] write(3, "1000", 4 [pid 9219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9220] <... write resumed>) = 4 [pid 9220] close(3 [pid 9219] <... mmap resumed>) = 0x7f42e822b000 [pid 9218] <... mmap resumed>) = 0x7f42e822b000 [pid 9217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9219] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9218] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9220] <... close resumed>) = 0 [pid 9219] <... mprotect resumed>) = 0 [pid 9218] <... mprotect resumed>) = 0 [pid 9217] <... mmap resumed>) = 0x7f42e822b000 [pid 9216] <... mmap resumed>) = 0x7f42e822b000 [pid 9220] write(1, "executing program\n", 18 [pid 9219] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9217] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 9220] <... write resumed>) = 18 [pid 9219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9218] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9217] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9221 attached [pid 9220] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9216] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9221] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9220] <... futex resumed>) = 0 [pid 9219] <... clone3 resumed> => {parent_tid=[9221]}, 88) = 9221 [pid 9218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9216] <... mprotect resumed>) = 0 [pid 9221] <... rseq resumed>) = 0 [pid 9220] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9219] rt_sigprocmask(SIG_SETMASK, [], [pid 9217] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9222 attached [pid 9221] set_robust_list(0x7f42e824b9a0, 24 [pid 9220] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9222] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9221] <... set_robust_list resumed>) = 0 [pid 9220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9219] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] <... clone3 resumed> => {parent_tid=[9222]}, 88) = 9222 [pid 9222] <... rseq resumed>) = 0 [pid 9221] rt_sigprocmask(SIG_SETMASK, [], [pid 9220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9219] <... futex resumed>) = 0 [pid 9216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9218] rt_sigprocmask(SIG_SETMASK, [], [pid 9222] set_robust_list(0x7f42e824b9a0, 24 [pid 9221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9219] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9222] <... set_robust_list resumed>) = 0 [pid 9221] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9220] <... mmap resumed>) = 0x7f42e822b000 [pid 9218] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9217] <... clone3 resumed> => {parent_tid=[9223]}, 88) = 9223 [pid 9218] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9224 attached ./strace-static-x86_64: Process 9223 attached [pid 9222] rt_sigprocmask(SIG_SETMASK, [], [pid 9221] <... openat resumed>) = 3 [pid 9220] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9217] rt_sigprocmask(SIG_SETMASK, [], [pid 9224] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9223] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9220] <... mprotect resumed>) = 0 [pid 9216] <... clone3 resumed> => {parent_tid=[9224]}, 88) = 9224 [pid 9224] <... rseq resumed>) = 0 [pid 9223] <... rseq resumed>) = 0 [pid 9222] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9221] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9216] rt_sigprocmask(SIG_SETMASK, [], [pid 9224] set_robust_list(0x7f42e824b9a0, 24 [pid 9223] set_robust_list(0x7f42e824b9a0, 24 [pid 9222] <... openat resumed>) = 3 [pid 9221] <... futex resumed>) = 1 [pid 9220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9219] <... futex resumed>) = 0 [pid 9217] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9224] <... set_robust_list resumed>) = 0 [pid 9223] <... set_robust_list resumed>) = 0 [pid 9222] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9221] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9219] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9217] <... futex resumed>) = 0 [pid 9216] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9225 attached [pid 9224] rt_sigprocmask(SIG_SETMASK, [], [pid 9223] rt_sigprocmask(SIG_SETMASK, [], [pid 9222] <... futex resumed>) = 1 [pid 9221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9219] <... futex resumed>) = 0 [pid 9218] <... futex resumed>) = 0 [pid 9217] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9216] <... futex resumed>) = 0 [pid 9225] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9222] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9218] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9225] <... rseq resumed>) = 0 [pid 9224] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9223] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9221] dup(3 [pid 9220] <... clone3 resumed> => {parent_tid=[9225]}, 88) = 9225 [pid 9219] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9218] <... futex resumed>) = 0 [pid 9216] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9225] set_robust_list(0x7f42e824b9a0, 24 [pid 9224] <... openat resumed>) = 3 [pid 9223] <... openat resumed>) = 3 [pid 9222] dup(3 [pid 9221] <... dup resumed>) = 4 [pid 9220] rt_sigprocmask(SIG_SETMASK, [], [pid 9218] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9225] <... set_robust_list resumed>) = 0 [pid 9221] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9225] rt_sigprocmask(SIG_SETMASK, [], [pid 9221] <... futex resumed>) = 1 [pid 9225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9219] <... futex resumed>) = 0 [pid 9225] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9221] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9219] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9219] <... futex resumed>) = 0 [pid 9221] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9219] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9224] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9223] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9222] <... dup resumed>) = 4 [pid 9220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9224] <... futex resumed>) = 1 [pid 9222] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9224] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9222] <... futex resumed>) = 1 [pid 9220] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] <... futex resumed>) = 0 [pid 9225] <... futex resumed>) = 0 [pid 9223] <... futex resumed>) = 1 [pid 9222] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9220] <... futex resumed>) = 1 [pid 9218] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9217] <... futex resumed>) = 0 [pid 9216] <... futex resumed>) = 0 [pid 9225] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9220] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9218] <... futex resumed>) = 0 [pid 9217] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9216] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9217] <... futex resumed>) = 0 [pid 9217] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9225] <... openat resumed>) = 3 [pid 9225] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9224] <... futex resumed>) = 0 [pid 9223] dup(3 [pid 9220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9216] <... futex resumed>) = 1 [pid 9224] dup(3 [pid 9223] <... dup resumed>) = 4 [pid 9216] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9224] <... dup resumed>) = 4 [pid 9223] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9220] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9225] <... futex resumed>) = 0 [pid 9224] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9223] <... futex resumed>) = 1 [pid 9220] <... futex resumed>) = 0 [pid 9217] <... futex resumed>) = 0 [pid 9225] dup(3 [pid 9224] <... futex resumed>) = 1 [pid 9223] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9217] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9216] <... futex resumed>) = 0 [pid 9225] <... dup resumed>) = 4 [pid 9224] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9217] <... futex resumed>) = 0 [pid 9225] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9217] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9216] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9225] <... futex resumed>) = 0 [pid 9225] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9224] <... futex resumed>) = 0 [pid 9216] <... futex resumed>) = 1 [pid 9224] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9223] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9220] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9216] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9220] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9225] <... futex resumed>) = 0 [pid 9220] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9225] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9219] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9218] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9218] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9219] <... mmap resumed>) = 0x7f42e820a000 [pid 9218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9218] <... mmap resumed>) = 0x7f42e820a000 [pid 9219] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9217] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9219] <... mprotect resumed>) = 0 [pid 9218] <... mprotect resumed>) = 0 [pid 9217] <... futex resumed>) = 0 [pid 9218] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9218] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9217] <... mmap resumed>) = 0x7f42e820a000 [pid 9219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9217] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9226 attached [pid 9219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9226] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9218] <... clone3 resumed> => {parent_tid=[9226]}, 88) = 9226 [pid 9216] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9226] <... rseq resumed>) = 0 [pid 9218] rt_sigprocmask(SIG_SETMASK, [], [pid 9216] <... futex resumed>) = 0 [pid 9226] set_robust_list(0x7f42e822a9a0, 24 [pid 9218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9227 attached [pid 9226] <... set_robust_list resumed>) = 0 [pid 9220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9217] <... mprotect resumed>) = 0 [pid 9226] rt_sigprocmask(SIG_SETMASK, [], [pid 9220] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9219] <... clone3 resumed> => {parent_tid=[9227]}, 88) = 9227 [pid 9216] <... mmap resumed>) = 0x7f42e820a000 [pid 9226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9220] <... futex resumed>) = 0 [pid 9219] rt_sigprocmask(SIG_SETMASK, [], [pid 9216] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9226] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9218] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9216] <... mprotect resumed>) = 0 [pid 9227] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9220] <... mmap resumed>) = 0x7f42e820a000 [pid 9219] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] <... futex resumed>) = 0 [pid 9217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9227] <... rseq resumed>) = 0 [pid 9226] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9220] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9219] <... futex resumed>) = 0 [pid 9218] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9227] set_robust_list(0x7f42e822a9a0, 24 [pid 9226] <... madvise resumed>) = 0 [pid 9219] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9227] <... set_robust_list resumed>) = 0 [pid 9216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9228 attached [pid 9227] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9229 attached [pid 9228] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9217] <... clone3 resumed> => {parent_tid=[9228]}, 88) = 9228 [pid 9216] <... clone3 resumed> => {parent_tid=[9229]}, 88) = 9229 [pid 9229] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9220] <... mprotect resumed>) = 0 [pid 9217] rt_sigprocmask(SIG_SETMASK, [], [pid 9216] rt_sigprocmask(SIG_SETMASK, [], [pid 9229] <... rseq resumed>) = 0 [pid 9227] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9229] set_robust_list(0x7f42e822a9a0, 24 [pid 9220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9216] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9229] <... set_robust_list resumed>) = 0 [pid 9220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9217] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9216] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9230 attached [pid 9229] rt_sigprocmask(SIG_SETMASK, [], [pid 9217] <... futex resumed>) = 0 [pid 9216] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9228] <... rseq resumed>) = 0 [pid 9220] <... clone3 resumed> => {parent_tid=[9230]}, 88) = 9230 [pid 9229] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9226] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9220] rt_sigprocmask(SIG_SETMASK, [], [pid 9228] set_robust_list(0x7f42e822a9a0, 24 [pid 9217] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9228] <... set_robust_list resumed>) = 0 [pid 9228] rt_sigprocmask(SIG_SETMASK, [], [pid 9220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9230] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9226] <... futex resumed>) = 1 [pid 9220] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9218] <... futex resumed>) = 0 [pid 9230] <... rseq resumed>) = 0 [pid 9228] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9226] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9220] <... futex resumed>) = 0 [pid 9230] set_robust_list(0x7f42e822a9a0, 24 [pid 9227] <... madvise resumed>) = 0 [pid 9226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9220] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9218] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9230] <... set_robust_list resumed>) = 0 [pid 9229] <... madvise resumed>) = 0 [pid 9226] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9218] <... futex resumed>) = 0 [pid 9230] rt_sigprocmask(SIG_SETMASK, [], [pid 9218] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9230] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9228] <... madvise resumed>) = 0 [pid 9229] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9216] <... futex resumed>) = 0 [pid 9216] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9216] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9229] <... futex resumed>) = 1 [pid 9229] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9228] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9227] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9219] <... futex resumed>) = 0 [pid 9228] <... futex resumed>) = 1 [pid 9227] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9219] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9217] <... futex resumed>) = 0 [pid 9227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9219] <... futex resumed>) = 0 [pid 9217] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9228] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9227] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9219] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9217] <... futex resumed>) = 0 [pid 9217] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9229] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9229] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9227] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9229] <... futex resumed>) = 1 [pid 9216] <... futex resumed>) = 0 [pid 9228] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9227] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9226] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9229] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9226] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9226] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9218] <... futex resumed>) = 0 [pid 9227] <... futex resumed>) = 1 [pid 9228] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9219] <... futex resumed>) = 0 [pid 9227] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9228] <... futex resumed>) = 1 [pid 9217] <... futex resumed>) = 0 [pid 9228] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9230] <... madvise resumed>) = 0 [pid 9230] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9225] <... mmap resumed>) = 0x20000000 [pid 9224] <... mmap resumed>) = 0x20000000 [pid 9223] <... mmap resumed>) = 0x20000000 [pid 9222] <... mmap resumed>) = 0x20000000 [pid 9221] <... mmap resumed>) = 0x20000000 [pid 9220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9230] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9225] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9224] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9223] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9222] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9221] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9220] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9219] exit_group(0 [pid 9217] exit_group(0 [pid 9216] exit_group(0 [pid 9230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9229] <... futex resumed>) = ? [pid 9228] <... futex resumed>) = ? [pid 9227] <... futex resumed>) = ? [pid 9225] <... futex resumed>) = 0 [pid 9224] <... futex resumed>) = ? [pid 9223] <... futex resumed>) = ? [pid 9222] <... futex resumed>) = 0 [pid 9221] <... futex resumed>) = ? [pid 9220] <... futex resumed>) = 0 [pid 9219] <... exit_group resumed>) = ? [pid 9217] <... exit_group resumed>) = ? [pid 9216] <... exit_group resumed>) = ? [pid 9230] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9229] +++ exited with 0 +++ [pid 9228] +++ exited with 0 +++ [pid 9227] +++ exited with 0 +++ [pid 9225] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9224] +++ exited with 0 +++ [pid 9223] +++ exited with 0 +++ [pid 9220] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9217] +++ exited with 0 +++ [pid 9216] +++ exited with 0 +++ [pid 9230] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9222] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9218] exit_group(0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9217, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9216, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9230] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9226] <... futex resumed>) = ? [pid 9222] <... futex resumed>) = ? [pid 9218] <... exit_group resumed>) = ? [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9230] <... futex resumed>) = 1 [pid 9226] +++ exited with 0 +++ [pid 9220] <... futex resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9220] exit_group(0 [pid 9225] <... futex resumed>) = ? [pid 9220] <... exit_group resumed>) = ? [pid 9225] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program executing program [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9232 attached ./strace-static-x86_64: Process 9231 attached [pid 9232] set_robust_list(0x5555712a26a0, 24 [pid 9231] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9231 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9232 [pid 9232] <... set_robust_list resumed>) = 0 [pid 9231] <... set_robust_list resumed>) = 0 [pid 9232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9232] <... prctl resumed>) = 0 [pid 9231] <... prctl resumed>) = 0 [pid 9232] setpgid(0, 0 [pid 9231] setpgid(0, 0 [pid 9232] <... setpgid resumed>) = 0 [pid 9231] <... setpgid resumed>) = 0 [pid 9232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9232] <... openat resumed>) = 3 [pid 9231] <... openat resumed>) = 3 [pid 9232] write(3, "1000", 4 [pid 9231] write(3, "1000", 4 [pid 9232] <... write resumed>) = 4 [pid 9231] <... write resumed>) = 4 [pid 9232] close(3 [pid 9231] close(3 [pid 9232] <... close resumed>) = 0 [pid 9231] <... close resumed>) = 0 [pid 9232] write(1, "executing program\n", 18 [pid 9231] write(1, "executing program\n", 18 [pid 9232] <... write resumed>) = 18 [pid 9231] <... write resumed>) = 18 [pid 9231] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9232] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9231] <... futex resumed>) = 0 [pid 9232] <... futex resumed>) = 0 [pid 9231] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9232] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9231] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9232] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9230] +++ exited with 0 +++ [pid 9220] +++ exited with 0 +++ [pid 9232] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9220, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9231] <... mmap resumed>) = 0x7f42e822b000 [pid 9232] <... mmap resumed>) = 0x7f42e822b000 [pid 9231] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9232] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9231] <... mprotect resumed>) = 0 [pid 9222] +++ exited with 0 +++ [pid 9218] +++ exited with 0 +++ [pid 9232] <... mprotect resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9233 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9218, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9231] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9232] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9231] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9234 attached ./strace-static-x86_64: Process 9233 attached ./strace-static-x86_64: Process 9235 attached [pid 9234] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9235] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9234] <... rseq resumed>) = 0 [pid 9233] set_robust_list(0x5555712a26a0, 24 [pid 9232] <... clone3 resumed> => {parent_tid=[9235]}, 88) = 9235 [pid 9231] <... clone3 resumed> => {parent_tid=[9234]}, 88) = 9234 [pid 9221] +++ exited with 0 +++ [pid 9219] +++ exited with 0 +++ [pid 9235] <... rseq resumed>) = 0 [pid 9234] set_robust_list(0x7f42e824b9a0, 24 [pid 9233] <... set_robust_list resumed>) = 0 [pid 9232] rt_sigprocmask(SIG_SETMASK, [], [pid 9231] rt_sigprocmask(SIG_SETMASK, [], [pid 9235] set_robust_list(0x7f42e824b9a0, 24 [pid 9234] <... set_robust_list resumed>) = 0 [pid 9233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9219, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9235] <... set_robust_list resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9235] rt_sigprocmask(SIG_SETMASK, [], [pid 9233] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9236 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9236 [pid 9232] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9232] <... futex resumed>) = 0 [pid 9235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9234] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9233] setpgid(0, 0 [pid 9232] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9237 attached [pid 9236] set_robust_list(0x5555712a26a0, 24 [pid 9235] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9233] <... setpgid resumed>) = 0 [pid 9231] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9237] set_robust_list(0x5555712a26a0, 24 [pid 9236] <... set_robust_list resumed>) = 0 [pid 9235] <... openat resumed>) = 3 [pid 9234] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9237] <... set_robust_list resumed>) = 0 [pid 9234] <... openat resumed>) = 3 [pid 9233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9231] <... futex resumed>) = 0 [pid 9237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9235] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9234] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9231] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9237 [pid 9236] <... prctl resumed>) = 0 [pid 9235] <... futex resumed>) = 1 [pid 9233] <... openat resumed>) = 3 [pid 9232] <... futex resumed>) = 0 [pid 9237] <... prctl resumed>) = 0 [pid 9236] setpgid(0, 0 [pid 9235] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9234] <... futex resumed>) = 0 [pid 9232] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9237] setpgid(0, 0 [pid 9236] <... setpgid resumed>) = 0 [pid 9235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9234] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9232] <... futex resumed>) = 0 [pid 9231] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9237] <... setpgid resumed>) = 0 [pid 9235] dup(3 [pid 9234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9232] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9231] <... futex resumed>) = 0 [pid 9237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9235] <... dup resumed>) = 4 [pid 9234] dup(3 [pid 9233] write(3, "1000", 4 [pid 9231] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9235] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9233] <... write resumed>) = 4 [pid 9237] <... openat resumed>) = 3 [pid 9235] <... futex resumed>) = 1 [pid 9234] <... dup resumed>) = 4 [pid 9233] close(3 [pid 9232] <... futex resumed>) = 0 [pid 9235] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9234] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9232] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9237] write(3, "1000", 4 [pid 9236] <... openat resumed>) = 3 [pid 9235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9234] <... futex resumed>) = 1 [pid 9233] <... close resumed>) = 0 [pid 9232] <... futex resumed>) = 0 [pid 9231] <... futex resumed>) = 0 [pid 9237] <... write resumed>) = 4 executing program executing program [pid 9236] write(3, "1000", 4 [pid 9235] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9234] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9233] write(1, "executing program\n", 18 [pid 9232] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9231] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9237] close(3 [pid 9236] <... write resumed>) = 4 [pid 9234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9231] <... futex resumed>) = 0 [pid 9237] <... close resumed>) = 0 [pid 9234] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9231] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9233] <... write resumed>) = 18 [pid 9237] write(1, "executing program\n", 18 [pid 9236] close(3 [pid 9237] <... write resumed>) = 18 [pid 9236] <... close resumed>) = 0 [pid 9233] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 9237] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9236] write(1, "executing program\n", 18 [pid 9233] <... futex resumed>) = 0 [pid 9237] <... futex resumed>) = 0 [pid 9237] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9233] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9236] <... write resumed>) = 18 [pid 9233] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9237] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9236] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9236] <... futex resumed>) = 0 [pid 9233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9236] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9236] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9233] <... mmap resumed>) = 0x7f42e822b000 [pid 9236] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9233] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9238 attached [pid 9236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9233] <... mprotect resumed>) = 0 [pid 9237] <... clone3 resumed> => {parent_tid=[9238]}, 88) = 9238 [pid 9236] <... mmap resumed>) = 0x7f42e822b000 [pid 9237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9236] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9237] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9236] <... mprotect resumed>) = 0 [pid 9237] <... futex resumed>) = 0 [pid 9233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9238] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9237] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9236] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9238] <... rseq resumed>) = 0 [pid 9238] set_robust_list(0x7f42e824b9a0, 24) = 0 ./strace-static-x86_64: Process 9239 attached [pid 9238] rt_sigprocmask(SIG_SETMASK, [], [pid 9236] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9233] <... clone3 resumed> => {parent_tid=[9239]}, 88) = 9239 [pid 9239] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9233] rt_sigprocmask(SIG_SETMASK, [], [pid 9239] <... rseq resumed>) = 0 [pid 9238] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9233] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9240 attached [pid 9239] set_robust_list(0x7f42e824b9a0, 24 [pid 9233] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9238] <... openat resumed>) = 3 [pid 9233] <... futex resumed>) = 0 [pid 9236] <... clone3 resumed> => {parent_tid=[9240]}, 88) = 9240 [pid 9240] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9239] <... set_robust_list resumed>) = 0 [pid 9238] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9237] <... futex resumed>) = 0 [pid 9238] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9237] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9239] rt_sigprocmask(SIG_SETMASK, [], [pid 9240] <... rseq resumed>) = 0 [pid 9238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9237] <... futex resumed>) = 0 [pid 9236] rt_sigprocmask(SIG_SETMASK, [], [pid 9233] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9240] set_robust_list(0x7f42e824b9a0, 24 [pid 9239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9238] dup(3) = 4 [pid 9237] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9240] <... set_robust_list resumed>) = 0 [pid 9239] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9238] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9240] rt_sigprocmask(SIG_SETMASK, [], [pid 9237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9239] <... openat resumed>) = 3 [pid 9238] <... futex resumed>) = 0 [pid 9237] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9240] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9239] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9238] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9237] <... futex resumed>) = 0 [pid 9236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9239] <... futex resumed>) = 1 [pid 9233] <... futex resumed>) = 0 [pid 9237] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9233] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9239] dup(3 [pid 9236] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9240] <... futex resumed>) = 0 [pid 9239] <... dup resumed>) = 4 [pid 9233] <... futex resumed>) = 0 [pid 9240] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9239] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9236] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9233] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9239] <... futex resumed>) = 0 [pid 9240] <... openat resumed>) = 3 [pid 9233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9239] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 9233] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9239] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9233] <... futex resumed>) = 0 [pid 9240] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9233] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9240] <... futex resumed>) = 1 [pid 9236] <... futex resumed>) = 0 [pid 9236] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9240] dup(3) = 4 [pid 9236] <... futex resumed>) = 0 [pid 9240] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9236] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9240] <... futex resumed>) = 0 [pid 9240] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9232] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9236] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9240] <... futex resumed>) = 0 [pid 9236] <... futex resumed>) = 1 [pid 9232] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9240] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9236] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9232] <... futex resumed>) = 0 [pid 9231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9231] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9231] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9231] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9232] <... mmap resumed>) = 0x7f42e820a000 [pid 9232] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9231] <... clone3 resumed> => {parent_tid=[9241]}, 88) = 9241 [pid 9232] <... mprotect resumed>) = 0 [pid 9231] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9241 attached [pid 9232] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9241] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9232] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9241] <... rseq resumed>) = 0 [pid 9232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9231] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9242 attached [pid 9241] set_robust_list(0x7f42e822a9a0, 24 [pid 9231] <... futex resumed>) = 0 [pid 9241] <... set_robust_list resumed>) = 0 [pid 9232] <... clone3 resumed> => {parent_tid=[9242]}, 88) = 9242 [pid 9231] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9241] rt_sigprocmask(SIG_SETMASK, [], [pid 9232] rt_sigprocmask(SIG_SETMASK, [], [pid 9241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9241] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9232] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9242] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9232] <... futex resumed>) = 0 [pid 9232] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9242] <... rseq resumed>) = 0 [pid 9242] set_robust_list(0x7f42e822a9a0, 24 [pid 9241] <... madvise resumed>) = 0 [pid 9237] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9237] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9241] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9242] <... set_robust_list resumed>) = 0 [pid 9237] <... mmap resumed>) = 0x7f42e820a000 [pid 9233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9242] rt_sigprocmask(SIG_SETMASK, [], [pid 9233] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9233] <... futex resumed>) = 0 [pid 9242] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9237] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9241] <... futex resumed>) = 1 [pid 9237] <... mprotect resumed>) = 0 [pid 9231] <... futex resumed>) = 0 [pid 9237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9231] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9241] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9231] <... futex resumed>) = 0 [pid 9237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9231] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9243 attached [pid 9237] <... clone3 resumed> => {parent_tid=[9243]}, 88) = 9243 [pid 9233] <... mmap resumed>) = 0x7f42e820a000 [pid 9237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9237] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9237] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9233] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9243] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9233] <... mprotect resumed>) = 0 [pid 9243] <... rseq resumed>) = 0 [pid 9242] <... madvise resumed>) = 0 [pid 9233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9243] set_robust_list(0x7f42e822a9a0, 24 [pid 9242] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9236] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9243] <... set_robust_list resumed>) = 0 [pid 9242] <... futex resumed>) = 1 [pid 9236] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9232] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9244 attached [pid 9243] rt_sigprocmask(SIG_SETMASK, [], [pid 9242] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9236] <... futex resumed>) = 0 [pid 9232] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9244] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9233] <... clone3 resumed> => {parent_tid=[9244]}, 88) = 9244 [pid 9232] <... futex resumed>) = 0 [pid 9244] <... rseq resumed>) = 0 [pid 9243] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9236] <... mmap resumed>) = 0x7f42e820a000 [pid 9233] rt_sigprocmask(SIG_SETMASK, [], [pid 9232] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9244] set_robust_list(0x7f42e822a9a0, 24 [pid 9243] <... madvise resumed>) = 0 [pid 9236] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9244] <... set_robust_list resumed>) = 0 [pid 9233] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9244] rt_sigprocmask(SIG_SETMASK, [], [pid 9233] <... futex resumed>) = 0 [pid 9244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9233] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9244] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9236] <... mprotect resumed>) = 0 [pid 9236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9245]}, 88) = 9245 [pid 9236] rt_sigprocmask(SIG_SETMASK, [], [pid 9243] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9236] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9245 attached [pid 9243] <... futex resumed>) = 1 [pid 9236] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9245] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9237] <... futex resumed>) = 0 [pid 9236] <... futex resumed>) = 0 [pid 9245] <... rseq resumed>) = 0 [pid 9237] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9245] set_robust_list(0x7f42e822a9a0, 24 [pid 9237] <... futex resumed>) = 0 [pid 9245] <... set_robust_list resumed>) = 0 [pid 9237] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9243] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9236] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9245] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9244] <... madvise resumed>) = 0 [pid 9244] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9233] <... futex resumed>) = 0 [pid 9244] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9233] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9233] <... futex resumed>) = 0 [pid 9244] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9233] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9245] <... madvise resumed>) = 0 [pid 9245] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9244] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9243] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9242] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9241] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9244] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9244] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9233] <... futex resumed>) = 0 [pid 9245] <... futex resumed>) = 1 [pid 9236] <... futex resumed>) = 0 [pid 9236] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9236] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9245] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9243] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9242] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9241] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9245] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9243] <... futex resumed>) = 1 [pid 9242] <... futex resumed>) = 1 [pid 9237] <... futex resumed>) = 0 [pid 9241] <... futex resumed>) = 0 [pid 9232] <... futex resumed>) = 0 [pid 9245] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9242] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9243] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9241] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9245] <... futex resumed>) = 1 [pid 9245] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9236] <... futex resumed>) = 0 [pid 9240] <... mmap resumed>) = 0x20000000 [pid 9239] <... mmap resumed>) = 0x20000000 [pid 9238] <... mmap resumed>) = 0x20000000 [pid 9235] <... mmap resumed>) = 0x20000000 [pid 9234] <... mmap resumed>) = 0x20000000 [pid 9240] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9239] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9238] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9237] exit_group(0 [pid 9236] exit_group(0 [pid 9234] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9245] <... futex resumed>) = ? [pid 9243] <... futex resumed>) = ? [pid 9240] <... futex resumed>) = ? [pid 9239] <... futex resumed>) = 0 [pid 9238] <... futex resumed>) = ? [pid 9237] <... exit_group resumed>) = ? [pid 9236] <... exit_group resumed>) = ? [pid 9235] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9234] <... futex resumed>) = 0 [pid 9245] +++ exited with 0 +++ [pid 9243] +++ exited with 0 +++ [pid 9240] +++ exited with 0 +++ [pid 9239] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9238] +++ exited with 0 +++ [pid 9234] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9232] exit_group(0 [pid 9231] exit_group(0 [pid 9242] <... futex resumed>) = ? [pid 9241] <... futex resumed>) = ? [pid 9235] <... futex resumed>) = ? [pid 9234] <... futex resumed>) = ? [pid 9233] exit_group(0 [pid 9232] <... exit_group resumed>) = ? [pid 9231] <... exit_group resumed>) = ? [pid 9244] <... futex resumed>) = ? [pid 9242] +++ exited with 0 +++ [pid 9241] +++ exited with 0 +++ [pid 9235] +++ exited with 0 +++ [pid 9234] +++ exited with 0 +++ [pid 9233] <... exit_group resumed>) = ? [pid 9236] +++ exited with 0 +++ [pid 9244] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9236, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9239] <... futex resumed>) = ? [pid 9237] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9237, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9231] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9231, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9232] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9232, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9239] +++ exited with 0 +++ [pid 9233] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9246 attached [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9233, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9246 ./strace-static-x86_64: Process 9247 attached [pid 9246] set_robust_list(0x5555712a26a0, 24 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9247 ./strace-static-x86_64: Process 9250 attached ./strace-static-x86_64: Process 9249 attached ./strace-static-x86_64: Process 9248 attached [pid 9247] set_robust_list(0x5555712a26a0, 24 [pid 9246] <... set_robust_list resumed>) = 0 [pid 9250] set_robust_list(0x5555712a26a0, 24 [pid 9249] set_robust_list(0x5555712a26a0, 24 [pid 9248] set_robust_list(0x5555712a26a0, 24 [pid 9247] <... set_robust_list resumed>) = 0 [pid 9246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9250 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9248 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9249 [pid 9248] <... set_robust_list resumed>) = 0 [pid 9247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9250] <... set_robust_list resumed>) = 0 [pid 9249] <... set_robust_list resumed>) = 0 [pid 9248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9247] <... prctl resumed>) = 0 [pid 9246] <... prctl resumed>) = 0 [pid 9248] <... prctl resumed>) = 0 [pid 9250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9248] setpgid(0, 0 [pid 9247] setpgid(0, 0 [pid 9246] setpgid(0, 0 [pid 9250] <... prctl resumed>) = 0 [pid 9246] <... setpgid resumed>) = 0 [pid 9250] setpgid(0, 0 [pid 9249] <... prctl resumed>) = 0 [pid 9248] <... setpgid resumed>) = 0 [pid 9247] <... setpgid resumed>) = 0 [pid 9250] <... setpgid resumed>) = 0 [pid 9249] setpgid(0, 0 [pid 9246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9249] <... setpgid resumed>) = 0 [pid 9248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9250] <... openat resumed>) = 3 [pid 9249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9247] <... openat resumed>) = 3 [pid 9246] <... openat resumed>) = 3 [pid 9250] write(3, "1000", 4 [pid 9248] <... openat resumed>) = 3 [pid 9250] <... write resumed>) = 4 [pid 9246] write(3, "1000", 4 [pid 9250] close(3executing program ) = 0 [pid 9246] <... write resumed>) = 4 [pid 9250] write(1, "executing program\n", 18 [pid 9246] close(3 [pid 9250] <... write resumed>) = 18 [pid 9246] <... close resumed>) = 0 [pid 9250] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9249] <... openat resumed>) = 3 executing program [pid 9248] write(3, "1000", 4 [pid 9247] write(3, "1000", 4 [pid 9246] write(1, "executing program\n", 18 [pid 9248] <... write resumed>) = 4 [pid 9247] <... write resumed>) = 4 [pid 9248] close(3 [pid 9247] close(3 [pid 9250] <... futex resumed>) = 0 [pid 9249] write(3, "1000", 4 [pid 9248] <... close resumed>) = 0 [pid 9247] <... close resumed>) = 0 [pid 9246] <... write resumed>) = 18 [pid 9250] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9249] <... write resumed>) = 4 executing program executing program [pid 9248] write(1, "executing program\n", 18 [pid 9247] write(1, "executing program\n", 18 [pid 9246] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9250] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9249] close(3 [pid 9248] <... write resumed>) = 18 [pid 9247] <... write resumed>) = 18 [pid 9246] <... futex resumed>) = 0 [pid 9250] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9249] <... close resumed>) = 0 [pid 9247] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9246] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9249] write(1, "executing program\n", 18 [pid 9248] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9247] <... futex resumed>) = 0 [pid 9246] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9249] <... write resumed>) = 18 [pid 9248] <... futex resumed>) = 0 [pid 9247] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9246] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9250] <... mmap resumed>) = 0x7f42e822b000 [pid 9249] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9248] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9247] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9250] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9248] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9250] <... mprotect resumed>) = 0 [pid 9249] <... futex resumed>) = 0 [pid 9247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9250] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9249] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9247] <... mmap resumed>) = 0x7f42e822b000 [pid 9246] <... mmap resumed>) = 0x7f42e822b000 [pid 9250] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9249] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9248] <... mmap resumed>) = 0x7f42e822b000 [pid 9247] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9246] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9249] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9247] <... mprotect resumed>) = 0 [pid 9246] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9251 attached [pid 9249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9248] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9251] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9250] <... clone3 resumed> => {parent_tid=[9251]}, 88) = 9251 [pid 9249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9248] <... mprotect resumed>) = 0 [pid 9249] <... mmap resumed>) = 0x7f42e822b000 [pid 9247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9251] <... rseq resumed>) = 0 [pid 9250] rt_sigprocmask(SIG_SETMASK, [], [pid 9249] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9251] set_robust_list(0x7f42e824b9a0, 24 [pid 9250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9249] <... mprotect resumed>) = 0 [pid 9248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9253 attached ./strace-static-x86_64: Process 9252 attached [pid 9251] <... set_robust_list resumed>) = 0 [pid 9250] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9249] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9247] <... clone3 resumed> => {parent_tid=[9252]}, 88) = 9252 [pid 9253] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9252] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9251] rt_sigprocmask(SIG_SETMASK, [], [pid 9250] <... futex resumed>) = 0 [pid 9248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9247] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9254 attached [pid 9253] <... rseq resumed>) = 0 [pid 9252] <... rseq resumed>) = 0 [pid 9251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9250] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9249] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9246] <... clone3 resumed> => {parent_tid=[9253]}, 88) = 9253 [pid 9253] set_robust_list(0x7f42e824b9a0, 24 [pid 9252] set_robust_list(0x7f42e824b9a0, 24 [pid 9249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9247] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9254] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9246] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9255 attached [pid 9253] <... set_robust_list resumed>) = 0 [pid 9252] <... set_robust_list resumed>) = 0 [pid 9251] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9248] <... clone3 resumed> => {parent_tid=[9254]}, 88) = 9254 [pid 9247] <... futex resumed>) = 0 [pid 9254] <... rseq resumed>) = 0 [pid 9255] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9253] rt_sigprocmask(SIG_SETMASK, [], [pid 9252] rt_sigprocmask(SIG_SETMASK, [], [pid 9248] rt_sigprocmask(SIG_SETMASK, [], [pid 9247] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9255] <... rseq resumed>) = 0 [pid 9253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9255] set_robust_list(0x7f42e824b9a0, 24 [pid 9254] set_robust_list(0x7f42e824b9a0, 24 [pid 9253] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9252] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9251] <... openat resumed>) = 3 [pid 9249] <... clone3 resumed> => {parent_tid=[9255]}, 88) = 9255 [pid 9248] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9246] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9255] <... set_robust_list resumed>) = 0 [pid 9254] <... set_robust_list resumed>) = 0 [pid 9253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9252] <... openat resumed>) = 3 [pid 9251] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9249] rt_sigprocmask(SIG_SETMASK, [], [pid 9248] <... futex resumed>) = 0 [pid 9246] <... futex resumed>) = 0 [pid 9255] rt_sigprocmask(SIG_SETMASK, [], [pid 9254] rt_sigprocmask(SIG_SETMASK, [], [pid 9253] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9252] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9251] <... futex resumed>) = 1 [pid 9250] <... futex resumed>) = 0 [pid 9249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9248] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9251] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9250] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9249] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9254] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9253] <... openat resumed>) = 3 [pid 9252] <... futex resumed>) = 1 [pid 9251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9250] <... futex resumed>) = 0 [pid 9249] <... futex resumed>) = 0 [pid 9247] <... futex resumed>) = 0 [pid 9255] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9254] <... openat resumed>) = 3 [pid 9253] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9252] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9251] dup(3 [pid 9250] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9249] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9247] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9255] <... openat resumed>) = 3 [pid 9255] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9254] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9253] <... futex resumed>) = 1 [pid 9252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9251] <... dup resumed>) = 4 [pid 9247] <... futex resumed>) = 0 [pid 9246] <... futex resumed>) = 0 [pid 9254] <... futex resumed>) = 1 [pid 9253] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9252] dup(3 [pid 9251] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9248] <... futex resumed>) = 0 [pid 9247] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9255] <... futex resumed>) = 1 [pid 9254] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9252] <... dup resumed>) = 4 [pid 9251] <... futex resumed>) = 1 [pid 9250] <... futex resumed>) = 0 [pid 9249] <... futex resumed>) = 0 [pid 9248] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9246] <... futex resumed>) = 0 [pid 9255] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9253] dup(3 [pid 9252] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9251] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9250] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9249] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9248] <... futex resumed>) = 0 [pid 9246] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9254] dup(3 [pid 9253] <... dup resumed>) = 4 [pid 9252] <... futex resumed>) = 1 [pid 9251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9250] <... futex resumed>) = 0 [pid 9249] <... futex resumed>) = 0 [pid 9248] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9247] <... futex resumed>) = 0 [pid 9255] dup(3 [pid 9252] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9249] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9247] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9255] <... dup resumed>) = 4 [pid 9254] <... dup resumed>) = 4 [pid 9253] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9251] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9250] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9247] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9255] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9254] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9253] <... futex resumed>) = 1 [pid 9246] <... futex resumed>) = 0 [pid 9255] <... futex resumed>) = 1 [pid 9254] <... futex resumed>) = 1 [pid 9253] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9249] <... futex resumed>) = 0 [pid 9248] <... futex resumed>) = 0 [pid 9246] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9255] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9254] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9248] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9246] <... futex resumed>) = 0 [pid 9254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9246] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9254] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9249] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9249] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9248] <... futex resumed>) = 0 [pid 9248] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9255] <... futex resumed>) = 0 [pid 9255] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9247] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9250] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9247] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9250] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9247] <... futex resumed>) = 0 [pid 9250] <... futex resumed>) = 0 [pid 9247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9247] <... mmap resumed>) = 0x7f42e820a000 [pid 9247] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9249] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9248] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9247] <... mprotect resumed>) = 0 [pid 9246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9249] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9248] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9249] <... futex resumed>) = 0 [pid 9248] <... futex resumed>) = 0 [pid 9247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9256 attached [pid 9248] <... mmap resumed>) = 0x7f42e820a000 [pid 9246] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9256] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9249] <... mmap resumed>) = 0x7f42e820a000 [pid 9248] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9247] <... clone3 resumed> => {parent_tid=[9256]}, 88) = 9256 [pid 9246] <... futex resumed>) = 0 [pid 9256] <... rseq resumed>) = 0 [pid 9249] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9248] <... mprotect resumed>) = 0 [pid 9256] set_robust_list(0x7f42e822a9a0, 24 [pid 9249] <... mprotect resumed>) = 0 [pid 9247] rt_sigprocmask(SIG_SETMASK, [], [pid 9246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9256] <... set_robust_list resumed>) = 0 [pid 9250] <... mmap resumed>) = 0x7f42e820a000 [pid 9249] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9256] rt_sigprocmask(SIG_SETMASK, [], [pid 9250] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9249] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9247] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9250] <... mprotect resumed>) = 0 [pid 9249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9247] <... futex resumed>) = 0 [pid 9246] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9258 attached ./strace-static-x86_64: Process 9257 attached [pid 9256] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9250] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9247] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9258] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9257] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9249] <... clone3 resumed> => {parent_tid=[9257]}, 88) = 9257 [pid 9248] <... clone3 resumed> => {parent_tid=[9258]}, 88) = 9258 [pid 9258] <... rseq resumed>) = 0 [pid 9257] <... rseq resumed>) = 0 [pid 9249] rt_sigprocmask(SIG_SETMASK, [], [pid 9248] rt_sigprocmask(SIG_SETMASK, [], [pid 9258] set_robust_list(0x7f42e822a9a0, 24 [pid 9257] set_robust_list(0x7f42e822a9a0, 24 [pid 9249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9258] <... set_robust_list resumed>) = 0 [pid 9257] <... set_robust_list resumed>) = 0 [pid 9249] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9248] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9258] rt_sigprocmask(SIG_SETMASK, [], [pid 9257] rt_sigprocmask(SIG_SETMASK, [], [pid 9256] <... madvise resumed>) = 0 [pid 9250] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9249] <... futex resumed>) = 0 [pid 9248] <... futex resumed>) = 0 [pid 9258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9249] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9248] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] <... mprotect resumed>) = 0 [pid 9258] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9257] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9259 attached [pid 9246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9250] <... clone3 resumed> => {parent_tid=[9259]}, 88) = 9259 [pid 9250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9250] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9250] <... futex resumed>) = 0 [pid 9259] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9256] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9250] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9259] <... rseq resumed>) = 0 [pid 9256] <... futex resumed>) = 1 [pid 9259] set_robust_list(0x7f42e822a9a0, 24 [pid 9256] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9259] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 9260 attached [pid 9259] rt_sigprocmask(SIG_SETMASK, [], [pid 9247] <... futex resumed>) = 0 [pid 9260] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9260] <... rseq resumed>) = 0 [pid 9259] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9247] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9246] <... clone3 resumed> => {parent_tid=[9260]}, 88) = 9260 [pid 9247] <... futex resumed>) = 1 [pid 9246] rt_sigprocmask(SIG_SETMASK, [], [pid 9256] <... futex resumed>) = 0 [pid 9247] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9256] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9246] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9257] <... madvise resumed>) = 0 [pid 9246] <... futex resumed>) = 0 [pid 9246] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9257] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9249] <... futex resumed>) = 0 [pid 9260] set_robust_list(0x7f42e822a9a0, 24 [pid 9258] <... madvise resumed>) = 0 [pid 9257] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9249] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9260] <... set_robust_list resumed>) = 0 [pid 9258] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9260] rt_sigprocmask(SIG_SETMASK, [], [pid 9258] <... futex resumed>) = 1 [pid 9260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9259] <... madvise resumed>) = 0 [pid 9258] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9249] <... futex resumed>) = 0 [pid 9248] <... futex resumed>) = 0 [pid 9260] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9259] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9249] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9248] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9258] <... futex resumed>) = 0 [pid 9248] <... futex resumed>) = 1 [pid 9258] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9248] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9259] <... futex resumed>) = 1 [pid 9250] <... futex resumed>) = 0 [pid 9259] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9250] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9250] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9259] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9258] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9257] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9256] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9258] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9257] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9256] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9258] <... futex resumed>) = 1 [pid 9257] <... futex resumed>) = 1 [pid 9256] <... futex resumed>) = 1 [pid 9249] <... futex resumed>) = 0 [pid 9247] <... futex resumed>) = 0 [pid 9258] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9257] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9256] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9259] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9248] <... futex resumed>) = 0 [pid 9259] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9250] <... futex resumed>) = 0 [pid 9259] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9260] <... madvise resumed>) = 0 [pid 9246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9246] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 9246] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e81e9000 [pid 9246] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9260] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9260] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9255] <... mmap resumed>) = 0x20000000 [pid 9252] <... mmap resumed>) = 0x20000000 [pid 9246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9253] <... mmap resumed>) = 0x20000000 [pid 9246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 9261 attached [pid 9255] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9253] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9251] <... mmap resumed>) = 0x20000000 [pid 9246] <... clone3 resumed> => {parent_tid=[9261]}, 88) = 9261 [pid 9261] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 9255] <... futex resumed>) = 0 [pid 9254] <... mmap resumed>) = 0x20000000 [pid 9253] <... futex resumed>) = 0 [pid 9252] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9251] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9250] exit_group(0 [pid 9249] exit_group(0 [pid 9247] exit_group(0 [pid 9246] rt_sigprocmask(SIG_SETMASK, [], [pid 9261] <... rseq resumed>) = 0 [pid 9259] <... futex resumed>) = ? [pid 9257] <... futex resumed>) = ? [pid 9256] <... futex resumed>) = ? [pid 9254] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9253] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9252] <... futex resumed>) = ? [pid 9251] <... futex resumed>) = ? [pid 9250] <... exit_group resumed>) = ? [pid 9249] <... exit_group resumed>) = ? [pid 9247] <... exit_group resumed>) = ? [pid 9246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9261] set_robust_list(0x7f42e82099a0, 24 [pid 9259] +++ exited with 0 +++ [pid 9257] +++ exited with 0 +++ [pid 9256] +++ exited with 0 +++ [pid 9255] +++ exited with 0 +++ [pid 9254] <... futex resumed>) = 0 [pid 9252] +++ exited with 0 +++ [pid 9251] +++ exited with 0 +++ [pid 9250] +++ exited with 0 +++ [pid 9261] <... set_robust_list resumed>) = 0 [pid 9254] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9261] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9250, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- [pid 9261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9261] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9249] +++ exited with 0 +++ [pid 9248] exit_group(0 [pid 9246] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 9258] <... futex resumed>) = ? [pid 9248] <... exit_group resumed>) = ? [pid 9246] <... futex resumed>) = 1 [pid 9261] <... futex resumed>) = 0 [pid 9258] +++ exited with 0 +++ [pid 9246] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9261] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9254] <... futex resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9249, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9261] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9261] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9246] <... futex resumed>) = 0 [pid 9246] exit_group(0 [pid 9260] <... futex resumed>) = ? [pid 9253] <... futex resumed>) = ? [pid 9246] <... exit_group resumed>) = ? [pid 9261] +++ exited with 0 +++ [pid 9260] +++ exited with 0 +++ [pid 9253] +++ exited with 0 +++ [pid 9247] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9247, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9262 ./strace-static-x86_64: Process 9262 attached [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9262] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9246] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9246, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 9263 attached [pid 9262] <... set_robust_list resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9263] set_robust_list(0x5555712a26a0, 24 [pid 9262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9263 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9263] <... set_robust_list resumed>) = 0 [pid 9263] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 9264 attached ) = 0 [pid 9264] set_robust_list(0x5555712a26a0, 24 [pid 9263] setpgid(0, 0 [pid 9262] setpgid(0, 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9262] <... setpgid resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9264 [pid 9263] <... setpgid resumed>) = 0 [pid 9263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9264] <... set_robust_list resumed>) = 0 [pid 9254] +++ exited with 0 +++ [pid 9263] <... openat resumed>) = 3 [pid 9248] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9262] <... openat resumed>) = 3 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9248, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 9265 attached [pid 9264] setpgid(0, 0 [pid 9263] write(3, "1000", 4 [pid 9262] write(3, "1000", 4 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9265] set_robust_list(0x5555712a26a0, 24 [pid 9263] <... write resumed>) = 4 [pid 9262] <... write resumed>) = 4 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9265 [pid 9264] <... setpgid resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9265] <... set_robust_list resumed>) = 0 [pid 9263] close(3 [pid 9262] close(3 [pid 9264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9264] <... openat resumed>) = 3 [pid 9263] <... close resumed>) = 0 [pid 9262] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program executing program [pid 9265] <... prctl resumed>) = 0 [pid 9263] write(1, "executing program\n", 18 [pid 9262] write(1, "executing program\n", 18 [pid 9265] setpgid(0, 0 [pid 9264] write(3, "1000", 4 [pid 9263] <... write resumed>) = 18 [pid 9262] <... write resumed>) = 18 [pid 9265] <... setpgid resumed>) = 0 [pid 9265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 9266 attached [pid 9264] <... write resumed>) = 4 [pid 9263] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9262] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] set_robust_list(0x5555712a26a0, 24 [pid 9265] write(3, "1000", 4 [pid 9266] <... set_robust_list resumed>) = 0 [pid 9265] <... write resumed>) = 4 [pid 9266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9265] close(3 [pid 9264] close(3 [pid 9263] <... futex resumed>) = 0 [pid 9262] <... futex resumed>) = 0 [pid 9265] <... close resumed>) = 0 [pid 9262] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9266] <... prctl resumed>) = 0 executing program [pid 9265] write(1, "executing program\n", 18 [pid 9264] <... close resumed>) = 0 [pid 9263] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9262] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9266 [pid 9266] setpgid(0, 0 [pid 9265] <... write resumed>) = 18 executing program [pid 9264] write(1, "executing program\n", 18 [pid 9263] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9264] <... write resumed>) = 18 [pid 9263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9264] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9266] <... setpgid resumed>) = 0 [pid 9265] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9262] <... mmap resumed>) = 0x7f42e822b000 [pid 9266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9265] <... futex resumed>) = 0 [pid 9264] <... futex resumed>) = 0 [pid 9263] <... mmap resumed>) = 0x7f42e822b000 [pid 9262] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9266] <... openat resumed>) = 3 [pid 9265] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9264] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9263] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9262] <... mprotect resumed>) = 0 [pid 9264] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9263] <... mprotect resumed>) = 0 [pid 9266] write(3, "1000", 4 [pid 9265] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9264] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9266] <... write resumed>) = 4 [pid 9265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9263] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9266] close(3 [pid 9265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9263] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 9262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9266] <... close resumed>) = 0 [pid 9265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9266] write(1, "executing program\n", 18 [pid 9265] <... mmap resumed>) = 0x7f42e822b000 [pid 9266] <... write resumed>) = 18 [pid 9265] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9266] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9265] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9267 attached [pid 9266] <... futex resumed>) = 0 [pid 9265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9264] <... mmap resumed>) = 0x7f42e822b000 [pid 9263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9267] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9266] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9267] <... rseq resumed>) = 0 [pid 9266] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9267] set_robust_list(0x7f42e824b9a0, 24 [pid 9266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9267] <... set_robust_list resumed>) = 0 [pid 9266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9267] rt_sigprocmask(SIG_SETMASK, [], [pid 9266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9265] <... clone3 resumed> => {parent_tid=[9268]}, 88) = 9268 [pid 9267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9266] <... mmap resumed>) = 0x7f42e822b000 [pid 9265] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9268 attached [pid 9267] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9266] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9262] <... clone3 resumed> => {parent_tid=[9267]}, 88) = 9267 [pid 9268] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9264] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9263] <... clone3 resumed> => {parent_tid=[9269]}, 88) = 9269 [pid 9262] rt_sigprocmask(SIG_SETMASK, [], [pid 9268] <... rseq resumed>) = 0 [pid 9268] set_robust_list(0x7f42e824b9a0, 24 [pid 9262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9268] <... set_robust_list resumed>) = 0 [pid 9263] rt_sigprocmask(SIG_SETMASK, [], [pid 9262] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9268] rt_sigprocmask(SIG_SETMASK, [], [pid 9264] <... mprotect resumed>) = 0 [pid 9263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9262] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9269 attached [pid 9268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9266] <... mprotect resumed>) = 0 [pid 9265] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9262] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9263] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9269] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9268] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9267] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9266] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9265] <... futex resumed>) = 0 [pid 9269] <... rseq resumed>) = 0 [pid 9267] <... openat resumed>) = 3 [pid 9266] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9265] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9269] set_robust_list(0x7f42e824b9a0, 24 [pid 9268] <... openat resumed>) = 3 [pid 9267] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9264] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9263] <... futex resumed>) = 0 [pid 9262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9269] <... set_robust_list resumed>) = 0 [pid 9268] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9267] <... futex resumed>) = 0 [pid 9263] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9262] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9270 attached [pid 9269] rt_sigprocmask(SIG_SETMASK, [], [pid 9268] <... futex resumed>) = 1 [pid 9267] dup(3 [pid 9266] <... clone3 resumed> => {parent_tid=[9270]}, 88) = 9270 [pid 9265] <... futex resumed>) = 0 [pid 9264] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9262] <... futex resumed>) = 0 [pid 9270] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9268] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9267] <... dup resumed>) = 4 [pid 9266] rt_sigprocmask(SIG_SETMASK, [], [pid 9265] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9262] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9270] <... rseq resumed>) = 0 [pid 9269] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9267] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9265] <... futex resumed>) = 0 [pid 9262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 9271 attached [pid 9270] set_robust_list(0x7f42e824b9a0, 24 [pid 9269] <... openat resumed>) = 3 [pid 9268] dup(3 [pid 9267] <... futex resumed>) = 0 [pid 9266] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9265] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9262] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9271] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9270] <... set_robust_list resumed>) = 0 [pid 9269] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9268] <... dup resumed>) = 4 [pid 9267] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9266] <... futex resumed>) = 0 [pid 9262] <... futex resumed>) = 0 [pid 9271] <... rseq resumed>) = 0 [pid 9270] rt_sigprocmask(SIG_SETMASK, [], [pid 9269] <... futex resumed>) = 1 [pid 9268] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9264] <... clone3 resumed> => {parent_tid=[9271]}, 88) = 9271 [pid 9263] <... futex resumed>) = 0 [pid 9262] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9271] set_robust_list(0x7f42e824b9a0, 24 [pid 9270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9269] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9268] <... futex resumed>) = 1 [pid 9265] <... futex resumed>) = 0 [pid 9264] rt_sigprocmask(SIG_SETMASK, [], [pid 9263] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9271] <... set_robust_list resumed>) = 0 [pid 9270] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9268] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9265] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9263] <... futex resumed>) = 0 [pid 9271] rt_sigprocmask(SIG_SETMASK, [], [pid 9269] dup(3 [pid 9268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9265] <... futex resumed>) = 0 [pid 9271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9270] <... openat resumed>) = 3 [pid 9269] <... dup resumed>) = 4 [pid 9268] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9265] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9264] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9263] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9271] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9269] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9271] <... openat resumed>) = 3 [pid 9270] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9269] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9270] <... futex resumed>) = 1 [pid 9263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9270] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9264] <... futex resumed>) = 0 [pid 9263] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9263] <... futex resumed>) = 0 [pid 9271] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9266] <... futex resumed>) = 0 [pid 9264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9263] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9271] <... futex resumed>) = 0 [pid 9269] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9266] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9271] dup(3 [pid 9264] <... futex resumed>) = 0 [pid 9271] <... dup resumed>) = 4 [pid 9270] <... futex resumed>) = 0 [pid 9266] <... futex resumed>) = 1 [pid 9270] dup(3 [pid 9266] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9271] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9271] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9270] <... dup resumed>) = 4 [pid 9264] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9270] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9270] <... futex resumed>) = 1 [pid 9264] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9270] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9264] <... futex resumed>) = 0 [pid 9266] <... futex resumed>) = 0 [pid 9271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9266] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9271] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9270] <... futex resumed>) = 0 [pid 9266] <... futex resumed>) = 1 [pid 9270] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9266] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9262] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9262] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9262] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9265] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9265] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9263] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9265] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 9272 attached [pid 9262] <... clone3 resumed> => {parent_tid=[9272]}, 88) = 9272 [pid 9263] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9263] <... futex resumed>) = 0 [pid 9262] rt_sigprocmask(SIG_SETMASK, [], [pid 9263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9262] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9273 attached [pid 9263] <... mmap resumed>) = 0x7f42e820a000 [pid 9262] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9273] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9272] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9265] <... clone3 resumed> => {parent_tid=[9273]}, 88) = 9273 [pid 9262] <... futex resumed>) = 0 [pid 9262] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9272] <... rseq resumed>) = 0 [pid 9263] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9273] <... rseq resumed>) = 0 [pid 9272] set_robust_list(0x7f42e822a9a0, 24 [pid 9265] rt_sigprocmask(SIG_SETMASK, [], [pid 9263] <... mprotect resumed>) = 0 [pid 9273] set_robust_list(0x7f42e822a9a0, 24 [pid 9272] <... set_robust_list resumed>) = 0 [pid 9265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9263] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9273] <... set_robust_list resumed>) = 0 [pid 9272] rt_sigprocmask(SIG_SETMASK, [], [pid 9265] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9263] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9273] rt_sigprocmask(SIG_SETMASK, [], [pid 9272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9265] <... futex resumed>) = 0 [pid 9263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9272] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9265] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9264] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9273] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9264] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9264] <... futex resumed>) = 0 [pid 9266] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9266] <... futex resumed>) = 0 [pid 9273] <... madvise resumed>) = 0 [pid 9266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9264] <... mmap resumed>) = 0x7f42e820a000 [pid 9266] <... mmap resumed>) = 0x7f42e820a000 [pid 9264] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9266] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9264] <... mprotect resumed>) = 0 [pid 9263] <... clone3 resumed> => {parent_tid=[9274]}, 88) = 9274 ./strace-static-x86_64: Process 9274 attached [pid 9266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9275 attached => {parent_tid=[9275]}, 88) = 9275 [pid 9274] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9272] <... madvise resumed>) = 0 [pid 9266] rt_sigprocmask(SIG_SETMASK, [], [pid 9264] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9275] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9274] <... rseq resumed>) = 0 [pid 9266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9264] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9263] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9263] <... futex resumed>) = 0 [pid 9275] <... rseq resumed>) = 0 [pid 9274] set_robust_list(0x7f42e822a9a0, 24 [pid 9273] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9276 attached [pid 9263] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9264] <... clone3 resumed> => {parent_tid=[9276]}, 88) = 9276 [pid 9273] <... futex resumed>) = 1 [pid 9266] <... futex resumed>) = 0 [pid 9265] <... futex resumed>) = 0 [pid 9273] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9266] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9265] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9265] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9275] set_robust_list(0x7f42e822a9a0, 24 [pid 9274] <... set_robust_list resumed>) = 0 [pid 9275] <... set_robust_list resumed>) = 0 [pid 9274] rt_sigprocmask(SIG_SETMASK, [], [pid 9275] rt_sigprocmask(SIG_SETMASK, [], [pid 9274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9274] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9276] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9272] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9264] rt_sigprocmask(SIG_SETMASK, [], [pid 9276] <... rseq resumed>) = 0 [pid 9272] <... futex resumed>) = 1 [pid 9264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9262] <... futex resumed>) = 0 [pid 9276] set_robust_list(0x7f42e822a9a0, 24 [pid 9272] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9264] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9262] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9276] <... set_robust_list resumed>) = 0 [pid 9272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9264] <... futex resumed>) = 0 [pid 9262] <... futex resumed>) = 0 [pid 9276] rt_sigprocmask(SIG_SETMASK, [], [pid 9274] <... madvise resumed>) = 0 [pid 9275] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9272] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9264] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9262] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9276] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9275] <... madvise resumed>) = 0 [pid 9274] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9263] <... futex resumed>) = 0 [pid 9275] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9274] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9273] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9263] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9275] <... futex resumed>) = 1 [pid 9266] <... futex resumed>) = 0 [pid 9263] <... futex resumed>) = 0 [pid 9275] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9273] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9266] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9263] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9273] <... futex resumed>) = 1 [pid 9266] <... futex resumed>) = 0 [pid 9265] <... futex resumed>) = 0 [pid 9275] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9273] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9266] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9272] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9272] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9262] <... futex resumed>) = 0 [pid 9272] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9276] <... madvise resumed>) = 0 [pid 9275] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9274] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9274] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9275] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9274] <... futex resumed>) = 1 [pid 9263] <... futex resumed>) = 0 [pid 9274] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9266] <... futex resumed>) = 0 [pid 9275] <... futex resumed>) = 1 [pid 9275] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9276] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9264] <... futex resumed>) = 0 [pid 9276] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9264] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9276] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9264] <... futex resumed>) = 0 [pid 9264] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9267] <... mmap resumed>) = 0x20000000 [pid 9270] <... mmap resumed>) = 0x20000000 [pid 9269] <... mmap resumed>) = 0x20000000 [pid 9268] <... mmap resumed>) = 0x20000000 [pid 9276] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9270] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9269] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9268] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9267] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9276] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9270] <... futex resumed>) = 0 [pid 9269] <... futex resumed>) = 0 [pid 9268] <... futex resumed>) = 0 [pid 9267] <... futex resumed>) = 0 [pid 9266] exit_group(0 [pid 9265] exit_group(0 [pid 9263] exit_group(0 [pid 9276] <... futex resumed>) = 1 [pid 9275] <... futex resumed>) = ? [pid 9274] <... futex resumed>) = ? [pid 9273] <... futex resumed>) = ? [pid 9267] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9266] <... exit_group resumed>) = ? [pid 9265] <... exit_group resumed>) = ? [pid 9264] <... futex resumed>) = 0 [pid 9263] <... exit_group resumed>) = ? [pid 9276] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9275] +++ exited with 0 +++ [pid 9274] +++ exited with 0 +++ [pid 9273] +++ exited with 0 +++ [pid 9271] <... mmap resumed>) = 0x20000000 [pid 9270] +++ exited with 0 +++ [pid 9269] +++ exited with 0 +++ [pid 9268] +++ exited with 0 +++ [pid 9262] exit_group(0 [pid 9272] <... futex resumed>) = ? [pid 9271] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9262] <... exit_group resumed>) = ? [pid 9272] +++ exited with 0 +++ [pid 9271] <... futex resumed>) = 0 [pid 9271] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9264] exit_group(0 [pid 9271] <... futex resumed>) = ? [pid 9264] <... exit_group resumed>) = ? [pid 9271] +++ exited with 0 +++ [pid 9276] <... futex resumed>) = ? [pid 9267] <... futex resumed>) = ? [pid 9266] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9266, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9263] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9263, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9265] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9265, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9267] +++ exited with 0 +++ [pid 9262] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9262, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9277 attached ./strace-static-x86_64: Process 9278 attached [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9279 attached [pid 9278] set_robust_list(0x5555712a26a0, 24 [pid 9277] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9277 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9278 [pid 9279] set_robust_list(0x5555712a26a0, 24 [pid 9278] <... set_robust_list resumed>) = 0 [pid 9277] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9279 [pid 9279] <... set_robust_list resumed>) = 0 [pid 9278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9278] <... prctl resumed>) = 0 [pid 9277] <... prctl resumed>) = 0 [pid 9279] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9280 attached [pid 9279] setpgid(0, 0 [pid 9278] setpgid(0, 0 [pid 9277] setpgid(0, 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9280 [pid 9280] set_robust_list(0x5555712a26a0, 24 [pid 9279] <... setpgid resumed>) = 0 [pid 9278] <... setpgid resumed>) = 0 [pid 9277] <... setpgid resumed>) = 0 [pid 9280] <... set_robust_list resumed>) = 0 [pid 9279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9279] <... openat resumed>) = 3 [pid 9280] <... prctl resumed>) = 0 [pid 9277] <... openat resumed>) = 3 [pid 9280] setpgid(0, 0 [pid 9277] write(3, "1000", 4 [pid 9280] <... setpgid resumed>) = 0 [pid 9277] <... write resumed>) = 4 [pid 9280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9279] write(3, "1000", 4 [pid 9277] close(3 [pid 9279] <... write resumed>) = 4 [pid 9278] <... openat resumed>) = 3 [pid 9280] <... openat resumed>) = 3 [pid 9279] close(3 [pid 9278] write(3, "1000", 4 [pid 9277] <... close resumed>) = 0 [pid 9279] <... close resumed>) = 0 executing program [pid 9278] <... write resumed>) = 4 [pid 9277] write(1, "executing program\n", 18 [pid 9280] write(3, "1000", 4 [pid 9279] write(1, "executing program\n", 18executing program executing program executing program [pid 9278] close(3 [pid 9277] <... write resumed>) = 18 [pid 9280] <... write resumed>) = 4 [pid 9279] <... write resumed>) = 18 [pid 9277] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9280] close(3 [pid 9278] <... close resumed>) = 0 [pid 9277] <... futex resumed>) = 0 [pid 9280] <... close resumed>) = 0 [pid 9278] write(1, "executing program\n", 18 [pid 9277] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9280] write(1, "executing program\n", 18 [pid 9278] <... write resumed>) = 18 [pid 9277] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9280] <... write resumed>) = 18 [pid 9277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9280] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9279] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9280] <... futex resumed>) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9278] <... futex resumed>) = 0 [pid 9277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9280] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9279] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9278] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9279] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9279] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9278] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9280] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9279] <... mmap resumed>) = 0x7f42e822b000 [pid 9279] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9279] <... mprotect resumed>) = 0 [pid 9278] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9279] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9280] <... mmap resumed>) = 0x7f42e822b000 [pid 9279] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9280] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9279] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9281 attached [pid 9277] <... mmap resumed>) = 0x7f42e822b000 [pid 9280] <... mprotect resumed>) = 0 [pid 9278] <... mmap resumed>) = 0x7f42e822b000 [pid 9281] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9279] <... clone3 resumed> => {parent_tid=[9281]}, 88) = 9281 [pid 9281] <... rseq resumed>) = 0 [pid 9279] rt_sigprocmask(SIG_SETMASK, [], [pid 9281] set_robust_list(0x7f42e824b9a0, 24 [pid 9279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9281] <... set_robust_list resumed>) = 0 [pid 9279] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9281] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9281] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9280] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9279] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9278] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9277] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9280] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9278] <... mprotect resumed>) = 0 [pid 9277] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9282 attached [pid 9277] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9282] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9280] <... clone3 resumed> => {parent_tid=[9282]}, 88) = 9282 [pid 9278] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9277] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9282] <... rseq resumed>) = 0 [pid 9280] rt_sigprocmask(SIG_SETMASK, [], [pid 9278] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9282] set_robust_list(0x7f42e824b9a0, 24 [pid 9280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9283 attached [pid 9282] <... set_robust_list resumed>) = 0 [pid 9280] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9282] rt_sigprocmask(SIG_SETMASK, [], [pid 9280] <... futex resumed>) = 0 [pid 9282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9278] <... clone3 resumed> => {parent_tid=[9284]}, 88) = 9284 [pid 9277] <... clone3 resumed> => {parent_tid=[9283]}, 88) = 9283 [pid 9282] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9280] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9278] rt_sigprocmask(SIG_SETMASK, [], [pid 9277] rt_sigprocmask(SIG_SETMASK, [], [pid 9278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9277] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9284 attached [pid 9283] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9278] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9284] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9283] <... rseq resumed>) = 0 [pid 9284] <... rseq resumed>) = 0 [pid 9283] set_robust_list(0x7f42e824b9a0, 24 [pid 9284] set_robust_list(0x7f42e824b9a0, 24 [pid 9283] <... set_robust_list resumed>) = 0 [pid 9284] <... set_robust_list resumed>) = 0 [pid 9283] rt_sigprocmask(SIG_SETMASK, [], [pid 9284] rt_sigprocmask(SIG_SETMASK, [], [pid 9283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9283] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9284] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9277] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9283] <... futex resumed>) = 0 [pid 9283] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9277] <... futex resumed>) = 1 [pid 9284] <... openat resumed>) = 3 [pid 9283] <... openat resumed>) = 3 [pid 9282] <... openat resumed>) = 3 [pid 9281] <... openat resumed>) = 3 [pid 9278] <... futex resumed>) = 0 [pid 9277] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9276] +++ exited with 0 +++ [pid 9264] +++ exited with 0 +++ [pid 9284] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9283] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9282] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9281] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9284] <... futex resumed>) = 0 [pid 9283] <... futex resumed>) = 0 [pid 9282] <... futex resumed>) = 1 [pid 9281] <... futex resumed>) = 1 [pid 9280] <... futex resumed>) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9284] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9283] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9282] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9280] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9279] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9264, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9281] dup(3 [pid 9280] <... futex resumed>) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9278] <... futex resumed>) = 0 [pid 9277] <... futex resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9284] dup(3 [pid 9283] dup(3 [pid 9282] dup(3 [pid 9281] <... dup resumed>) = 4 [pid 9280] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9279] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9278] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9277] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9284] <... dup resumed>) = 4 [pid 9283] <... dup resumed>) = 4 [pid 9282] <... dup resumed>) = 4 [pid 9281] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9284] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9283] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9282] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9284] <... futex resumed>) = 1 [pid 9283] <... futex resumed>) = 1 [pid 9282] <... futex resumed>) = 1 [pid 9281] <... futex resumed>) = 1 [pid 9280] <... futex resumed>) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9278] <... futex resumed>) = 0 [pid 9277] <... futex resumed>) = 0 [pid 9284] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9283] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9282] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9281] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9280] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9279] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9280] <... futex resumed>) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9278] <... futex resumed>) = 0 [pid 9277] <... futex resumed>) = 0 [pid 9284] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9283] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9282] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9281] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9280] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9279] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9278] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9277] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9285 attached , child_tidptr=0x5555712a2690) = 9285 [pid 9285] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9285] setpgid(0, 0) = 0 [pid 9285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 9285] write(3, "1000", 4) = 4 [pid 9285] close(3) = 0 [pid 9285] write(1, "executing program\n", 18) = 18 [pid 9285] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9285] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9285] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9285] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9285] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9286 attached => {parent_tid=[9286]}, 88) = 9286 [pid 9285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9285] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9285] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9286] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9286] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9286] rt_sigprocmask(SIG_SETMASK, [], [pid 9280] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9280] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9286] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9280] <... futex resumed>) = 0 [pid 9286] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9278] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9286] <... openat resumed>) = 3 [pid 9280] <... mmap resumed>) = 0x7f42e820a000 [pid 9279] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9278] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9286] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9280] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9279] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] <... futex resumed>) = 0 [pid 9277] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9286] <... futex resumed>) = 1 [pid 9285] <... futex resumed>) = 0 [pid 9280] <... mprotect resumed>) = 0 [pid 9279] <... futex resumed>) = 0 [pid 9278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9277] <... futex resumed>) = 0 [pid 9286] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9285] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9280] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9285] <... futex resumed>) = 0 [pid 9280] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9286] dup(3 [pid 9285] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9279] <... mmap resumed>) = 0x7f42e820a000 [pid 9278] <... mmap resumed>) = 0x7f42e820a000 [pid 9277] <... mmap resumed>) = 0x7f42e820a000 [pid 9286] <... dup resumed>) = 4 [pid 9280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9278] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9277] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9279] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9287 attached [pid 9286] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] <... mprotect resumed>) = 0 [pid 9287] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9286] <... futex resumed>) = 1 [pid 9285] <... futex resumed>) = 0 [pid 9280] <... clone3 resumed> => {parent_tid=[9287]}, 88) = 9287 [pid 9279] <... mprotect resumed>) = 0 [pid 9278] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9287] <... rseq resumed>) = 0 [pid 9286] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9285] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9280] rt_sigprocmask(SIG_SETMASK, [], [pid 9278] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9285] <... futex resumed>) = 0 [pid 9280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9288 attached [pid 9287] set_robust_list(0x7f42e822a9a0, 24 [pid 9286] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9285] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9280] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9288] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9287] <... set_robust_list resumed>) = 0 [pid 9277] <... mprotect resumed>) = 0 [pid 9279] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9279] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9289]}, 88) = 9289 [pid 9279] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9289 attached [pid 9288] <... rseq resumed>) = 0 [pid 9287] rt_sigprocmask(SIG_SETMASK, [], [pid 9280] <... futex resumed>) = 0 [pid 9279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9278] <... clone3 resumed> => {parent_tid=[9288]}, 88) = 9288 [pid 9277] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9288] set_robust_list(0x7f42e822a9a0, 24 [pid 9287] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9280] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9278] rt_sigprocmask(SIG_SETMASK, [], [pid 9277] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9288] <... set_robust_list resumed>) = 0 [pid 9287] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9279] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9289] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9288] rt_sigprocmask(SIG_SETMASK, [], [pid 9279] <... futex resumed>) = 0 [pid 9278] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9290 attached [pid 9289] <... rseq resumed>) = 0 [pid 9288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9287] <... madvise resumed>) = 0 [pid 9278] <... futex resumed>) = 0 [pid 9290] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9289] set_robust_list(0x7f42e822a9a0, 24 [pid 9288] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9279] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9278] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9277] <... clone3 resumed> => {parent_tid=[9290]}, 88) = 9290 [pid 9290] <... rseq resumed>) = 0 [pid 9289] <... set_robust_list resumed>) = 0 [pid 9290] set_robust_list(0x7f42e822a9a0, 24 [pid 9289] rt_sigprocmask(SIG_SETMASK, [], [pid 9277] rt_sigprocmask(SIG_SETMASK, [], [pid 9289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9290] <... set_robust_list resumed>) = 0 [pid 9289] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9290] rt_sigprocmask(SIG_SETMASK, [], [pid 9288] <... madvise resumed>) = 0 [pid 9290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9287] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9290] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9287] <... futex resumed>) = 1 [pid 9280] <... futex resumed>) = 0 [pid 9277] <... futex resumed>) = 0 [pid 9280] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9280] <... futex resumed>) = 0 [pid 9290] <... madvise resumed>) = 0 [pid 9288] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9287] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9280] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9290] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9288] <... futex resumed>) = 1 [pid 9278] <... futex resumed>) = 0 [pid 9288] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9278] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9290] <... futex resumed>) = 1 [pid 9288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9278] <... futex resumed>) = 0 [pid 9277] <... futex resumed>) = 0 [pid 9288] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9278] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9277] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9289] <... madvise resumed>) = 0 [pid 9290] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9289] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9277] <... futex resumed>) = 0 [pid 9289] <... futex resumed>) = 1 [pid 9279] <... futex resumed>) = 0 [pid 9277] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9289] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9279] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9279] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9285] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9285] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9285] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9285] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9291 attached [pid 9291] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9285] <... clone3 resumed> => {parent_tid=[9291]}, 88) = 9291 [pid 9285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9285] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9285] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9291] set_robust_list(0x7f42e822a9a0, 24 [pid 9290] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9289] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9288] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9287] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9280] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9279] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9278] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9290] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9288] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9287] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9288] <... futex resumed>) = 0 [pid 9291] <... set_robust_list resumed>) = 0 [pid 9290] <... futex resumed>) = 0 [pid 9289] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9291] rt_sigprocmask(SIG_SETMASK, [], [pid 9289] <... futex resumed>) = 0 [pid 9288] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9287] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9290] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9289] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9291] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9291] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9291] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9285] <... futex resumed>) = 0 [pid 9285] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9291] <... futex resumed>) = 0 [pid 9285] <... futex resumed>) = 1 [pid 9291] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9285] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9291] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9291] <... futex resumed>) = 0 [pid 9291] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9286] <... mmap resumed>) = 0x20000000 [pid 9284] <... mmap resumed>) = 0x20000000 [pid 9283] <... mmap resumed>) = 0x20000000 [pid 9281] <... mmap resumed>) = 0x20000000 [pid 9282] <... mmap resumed>) = 0x20000000 [pid 9281] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9284] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9283] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9282] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9281] <... futex resumed>) = 0 [pid 9284] <... futex resumed>) = 0 [pid 9283] <... futex resumed>) = 0 [pid 9282] <... futex resumed>) = 0 [pid 9284] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9283] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9282] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9281] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9278] exit_group(0 [pid 9277] exit_group(0 [pid 9290] <... futex resumed>) = ? [pid 9288] <... futex resumed>) = ? [pid 9284] <... futex resumed>) = ? [pid 9283] <... futex resumed>) = ? [pid 9279] exit_group(0 [pid 9278] <... exit_group resumed>) = ? [pid 9277] <... exit_group resumed>) = ? [pid 9290] +++ exited with 0 +++ [pid 9289] <... futex resumed>) = ? [pid 9288] +++ exited with 0 +++ [pid 9286] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9284] +++ exited with 0 +++ [pid 9283] +++ exited with 0 +++ [pid 9281] <... futex resumed>) = ? [pid 9280] exit_group(0 [pid 9279] <... exit_group resumed>) = ? [pid 9289] +++ exited with 0 +++ [pid 9287] <... futex resumed>) = ? [pid 9285] exit_group(0 [pid 9282] <... futex resumed>) = ? [pid 9280] <... exit_group resumed>) = ? [pid 9291] <... futex resumed>) = ? [pid 9287] +++ exited with 0 +++ [pid 9285] <... exit_group resumed>) = ? [pid 9282] +++ exited with 0 +++ [pid 9291] +++ exited with 0 +++ [pid 9286] <... futex resumed>) = ? [pid 9281] +++ exited with 0 +++ [pid 9279] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9279, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9280] +++ exited with 0 +++ [pid 9277] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9277, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9280, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9278] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9278, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 9292 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9292] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 9293 attached ) = 0 [pid 9286] +++ exited with 0 +++ [pid 9285] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9292 [pid 9292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9293] set_robust_list(0x5555712a26a0, 24 [pid 9292] setpgid(0, 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9293 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9285, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9294 attached [pid 9293] <... set_robust_list resumed>) = 0 [pid 9292] <... setpgid resumed>) = 0 [pid 9294] set_robust_list(0x5555712a26a0, 24 [pid 9293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9293] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9294 ./strace-static-x86_64: Process 9295 attached [pid 9294] <... set_robust_list resumed>) = 0 [pid 9293] setpgid(0, 0 [pid 9292] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9295 [pid 9295] set_robust_list(0x5555712a26a0, 24 [pid 9294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9293] <... setpgid resumed>) = 0 [pid 9292] write(3, "1000", 4 [pid 9295] <... set_robust_list resumed>) = 0 [pid 9295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9294] <... prctl resumed>) = 0 [pid 9292] <... write resumed>) = 4 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9294] setpgid(0, 0 [pid 9292] close(3 [pid 9295] <... prctl resumed>) = 0 [pid 9295] setpgid(0, 0) = 0 [pid 9292] <... close resumed>) = 0 ./strace-static-x86_64: Process 9296 attached [pid 9295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9294] <... setpgid resumed>) = 0 [pid 9293] <... openat resumed>) = 3 [pid 9292] write(1, "executing program\n", 18executing program [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9296 [pid 9296] set_robust_list(0x5555712a26a0, 24 [pid 9295] <... openat resumed>) = 3 [pid 9294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9293] write(3, "1000", 4 [pid 9292] <... write resumed>) = 18 [pid 9296] <... set_robust_list resumed>) = 0 [pid 9295] write(3, "1000", 4 [pid 9294] <... openat resumed>) = 3 [pid 9293] <... write resumed>) = 4 [pid 9292] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9295] <... write resumed>) = 4 [pid 9294] write(3, "1000", 4 [pid 9293] close(3 [pid 9292] <... futex resumed>) = 0 [pid 9294] <... write resumed>) = 4 [pid 9293] <... close resumed>) = 0 [pid 9292] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9295] close(3 [pid 9294] close(3 [pid 9293] write(1, "executing program\n", 18 [pid 9292] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9296] <... prctl resumed>) = 0 [pid 9295] <... close resumed>) = 0 [pid 9294] <... close resumed>) = 0 [pid 9292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 9296] setpgid(0, 0 [pid 9295] write(1, "executing program\n", 18executing program [pid 9293] <... write resumed>) = 18 [pid 9292] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9296] <... setpgid resumed>) = 0 [pid 9295] <... write resumed>) = 18 [pid 9296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9294] write(1, "executing program\n", 18 [pid 9293] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9295] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9296] <... openat resumed>) = 3 [pid 9295] <... futex resumed>) = 0 [pid 9294] <... write resumed>) = 18 [pid 9293] <... futex resumed>) = 0 [pid 9292] <... mmap resumed>) = 0x7f42e822b000 [pid 9296] write(3, "1000", 4 [pid 9295] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9294] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9292] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9293] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9296] <... write resumed>) = 4 [pid 9295] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9294] <... futex resumed>) = 0 [pid 9293] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9292] <... mprotect resumed>) = 0 [pid 9296] close(3 [pid 9295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9294] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9292] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 9296] <... close resumed>) = 0 [pid 9295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9294] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9296] write(1, "executing program\n", 18 [pid 9294] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9297 attached [pid 9296] <... write resumed>) = 18 [pid 9294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9293] <... mmap resumed>) = 0x7f42e822b000 [pid 9295] <... mmap resumed>) = 0x7f42e822b000 [pid 9296] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9297] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9293] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9295] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9292] <... clone3 resumed> => {parent_tid=[9297]}, 88) = 9297 [pid 9297] <... rseq resumed>) = 0 [pid 9296] <... futex resumed>) = 0 [pid 9294] <... mmap resumed>) = 0x7f42e822b000 [pid 9292] rt_sigprocmask(SIG_SETMASK, [], [pid 9297] set_robust_list(0x7f42e824b9a0, 24 [pid 9296] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9295] <... mprotect resumed>) = 0 [pid 9294] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9293] <... mprotect resumed>) = 0 [pid 9292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9297] <... set_robust_list resumed>) = 0 [pid 9296] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9294] <... mprotect resumed>) = 0 [pid 9293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9297] rt_sigprocmask(SIG_SETMASK, [], [pid 9296] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9295] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9294] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9292] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9295] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9297] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9296] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9298 attached ./strace-static-x86_64: Process 9299 attached [pid 9298] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9297] <... openat resumed>) = 3 [pid 9296] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9294] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9292] <... futex resumed>) = 0 [pid 9299] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9298] <... rseq resumed>) = 0 [pid 9297] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9296] <... mprotect resumed>) = 0 [pid 9295] <... clone3 resumed> => {parent_tid=[9299]}, 88) = 9299 [pid 9294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9293] <... clone3 resumed> => {parent_tid=[9298]}, 88) = 9298 [pid 9292] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9300 attached [pid 9299] <... rseq resumed>) = 0 [pid 9298] set_robust_list(0x7f42e824b9a0, 24 [pid 9297] <... futex resumed>) = 0 [pid 9296] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9295] rt_sigprocmask(SIG_SETMASK, [], [pid 9293] rt_sigprocmask(SIG_SETMASK, [], [pid 9292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9300] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9299] set_robust_list(0x7f42e824b9a0, 24 [pid 9298] <... set_robust_list resumed>) = 0 [pid 9297] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9296] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9294] <... clone3 resumed> => {parent_tid=[9300]}, 88) = 9300 [pid 9293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9292] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9300] <... rseq resumed>) = 0 [pid 9299] <... set_robust_list resumed>) = 0 [pid 9298] rt_sigprocmask(SIG_SETMASK, [], [pid 9297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9295] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] rt_sigprocmask(SIG_SETMASK, [], [pid 9293] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9292] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9301 attached [pid 9300] set_robust_list(0x7f42e824b9a0, 24 [pid 9299] rt_sigprocmask(SIG_SETMASK, [], [pid 9298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9297] dup(3 [pid 9295] <... futex resumed>) = 0 [pid 9294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9293] <... futex resumed>) = 0 [pid 9292] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9301] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9300] <... set_robust_list resumed>) = 0 [pid 9299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9298] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9297] <... dup resumed>) = 4 [pid 9296] <... clone3 resumed> => {parent_tid=[9301]}, 88) = 9301 [pid 9295] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9294] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9301] <... rseq resumed>) = 0 [pid 9300] rt_sigprocmask(SIG_SETMASK, [], [pid 9299] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9298] <... openat resumed>) = 3 [pid 9297] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9296] rt_sigprocmask(SIG_SETMASK, [], [pid 9294] <... futex resumed>) = 0 [pid 9301] set_robust_list(0x7f42e824b9a0, 24 [pid 9300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9299] <... openat resumed>) = 3 [pid 9298] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9297] <... futex resumed>) = 1 [pid 9296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9294] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9292] <... futex resumed>) = 0 [pid 9301] <... set_robust_list resumed>) = 0 [pid 9300] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9299] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9298] <... futex resumed>) = 1 [pid 9297] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9296] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] <... futex resumed>) = 0 [pid 9292] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9301] rt_sigprocmask(SIG_SETMASK, [], [pid 9299] <... futex resumed>) = 1 [pid 9298] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9300] <... openat resumed>) = 3 [pid 9297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9296] <... futex resumed>) = 0 [pid 9295] <... futex resumed>) = 0 [pid 9293] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9300] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9299] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9297] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9296] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9295] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] <... futex resumed>) = 0 [pid 9301] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9300] <... futex resumed>) = 1 [pid 9299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9298] dup(3 [pid 9294] <... futex resumed>) = 0 [pid 9292] <... futex resumed>) = 0 [pid 9294] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9292] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9294] <... futex resumed>) = 0 [pid 9294] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9295] <... futex resumed>) = 0 [pid 9300] dup(3 [pid 9299] dup(3 [pid 9298] <... dup resumed>) = 4 [pid 9293] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9301] <... openat resumed>) = 3 [pid 9299] <... dup resumed>) = 4 [pid 9298] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9295] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9300] <... dup resumed>) = 4 [pid 9301] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9299] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9300] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9298] <... futex resumed>) = 0 [pid 9295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9301] <... futex resumed>) = 1 [pid 9300] <... futex resumed>) = 1 [pid 9299] <... futex resumed>) = 0 [pid 9298] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9296] <... futex resumed>) = 0 [pid 9295] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] <... futex resumed>) = 0 [pid 9293] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9301] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9300] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9299] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9296] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9295] <... futex resumed>) = 0 [pid 9294] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] <... futex resumed>) = 0 [pid 9301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9298] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9296] <... futex resumed>) = 0 [pid 9295] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9294] <... futex resumed>) = 0 [pid 9293] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9301] dup(3 [pid 9300] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9296] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9294] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9301] <... dup resumed>) = 4 [pid 9301] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9296] <... futex resumed>) = 0 [pid 9296] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9296] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9301] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9295] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9294] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9293] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9295] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9294] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9292] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] <... futex resumed>) = 0 [pid 9292] <... futex resumed>) = 0 [pid 9295] <... futex resumed>) = 0 [pid 9294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9293] <... mmap resumed>) = 0x7f42e820a000 [pid 9292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9294] <... mmap resumed>) = 0x7f42e820a000 [pid 9293] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9292] <... mmap resumed>) = 0x7f42e820a000 [pid 9295] <... mmap resumed>) = 0x7f42e820a000 [pid 9294] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9293] <... mprotect resumed>) = 0 [pid 9292] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9294] <... mprotect resumed>) = 0 [pid 9292] <... mprotect resumed>) = 0 [pid 9296] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9294] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9296] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9296] <... futex resumed>) = 0 [pid 9294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9303 attached ./strace-static-x86_64: Process 9302 attached [pid 9296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9303] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9302] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9296] <... mmap resumed>) = 0x7f42e820a000 [pid 9294] <... clone3 resumed> => {parent_tid=[9302]}, 88) = 9302 [pid 9292] <... clone3 resumed> => {parent_tid=[9303]}, 88) = 9303 [pid 9303] <... rseq resumed>) = 0 [pid 9302] <... rseq resumed>) = 0 [pid 9296] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9295] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9294] rt_sigprocmask(SIG_SETMASK, [], [pid 9292] rt_sigprocmask(SIG_SETMASK, [], [pid 9303] set_robust_list(0x7f42e822a9a0, 24 [pid 9302] set_robust_list(0x7f42e822a9a0, 24 [pid 9296] <... mprotect resumed>) = 0 [pid 9295] <... mprotect resumed>) = 0 [pid 9294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9303] <... set_robust_list resumed>) = 0 [pid 9302] <... set_robust_list resumed>) = 0 [pid 9296] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9295] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9294] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9292] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9303] rt_sigprocmask(SIG_SETMASK, [], [pid 9302] rt_sigprocmask(SIG_SETMASK, [], [pid 9296] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9295] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9294] <... futex resumed>) = 0 [pid 9293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9292] <... futex resumed>) = 0 [pid 9303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9294] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9292] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9306 attached ./strace-static-x86_64: Process 9305 attached ./strace-static-x86_64: Process 9304 attached [pid 9303] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9302] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9306] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9305] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9303] <... madvise resumed>) = 0 [pid 9295] <... clone3 resumed> => {parent_tid=[9306]}, 88) = 9306 [pid 9293] <... clone3 resumed> => {parent_tid=[9304]}, 88) = 9304 [pid 9306] <... rseq resumed>) = 0 [pid 9305] <... rseq resumed>) = 0 [pid 9304] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9296] <... clone3 resumed> => {parent_tid=[9305]}, 88) = 9305 [pid 9295] rt_sigprocmask(SIG_SETMASK, [], [pid 9293] rt_sigprocmask(SIG_SETMASK, [], [pid 9306] set_robust_list(0x7f42e822a9a0, 24 [pid 9305] set_robust_list(0x7f42e822a9a0, 24 [pid 9304] <... rseq resumed>) = 0 [pid 9296] rt_sigprocmask(SIG_SETMASK, [], [pid 9295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9306] <... set_robust_list resumed>) = 0 [pid 9305] <... set_robust_list resumed>) = 0 [pid 9304] set_robust_list(0x7f42e822a9a0, 24 [pid 9296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9295] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9306] rt_sigprocmask(SIG_SETMASK, [], [pid 9305] rt_sigprocmask(SIG_SETMASK, [], [pid 9304] <... set_robust_list resumed>) = 0 [pid 9302] <... madvise resumed>) = 0 [pid 9296] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9295] <... futex resumed>) = 0 [pid 9305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9304] rt_sigprocmask(SIG_SETMASK, [], [pid 9295] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9305] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9296] <... futex resumed>) = 0 [pid 9293] <... futex resumed>) = 0 [pid 9306] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9305] <... madvise resumed>) = 0 [pid 9304] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9296] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9293] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9303] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9306] <... madvise resumed>) = 0 [pid 9304] <... madvise resumed>) = 0 [pid 9302] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9303] <... futex resumed>) = 1 [pid 9303] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9302] <... futex resumed>) = 1 [pid 9292] <... futex resumed>) = 0 [pid 9302] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9292] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9303] <... futex resumed>) = 0 [pid 9292] <... futex resumed>) = 1 [pid 9303] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9292] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9305] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] <... futex resumed>) = 0 [pid 9305] <... futex resumed>) = 1 [pid 9296] <... futex resumed>) = 0 [pid 9294] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9302] <... futex resumed>) = 0 [pid 9296] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] <... futex resumed>) = 1 [pid 9302] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9296] <... futex resumed>) = 0 [pid 9296] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9294] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9306] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9305] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9306] <... futex resumed>) = 1 [pid 9304] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9295] <... futex resumed>) = 0 [pid 9306] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9304] <... futex resumed>) = 1 [pid 9295] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9293] <... futex resumed>) = 0 [pid 9306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9304] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9295] <... futex resumed>) = 0 [pid 9293] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9306] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9295] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9293] <... futex resumed>) = 0 [pid 9305] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9304] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9303] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9302] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9293] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9302] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9294] <... futex resumed>) = 0 [pid 9305] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9303] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9305] <... futex resumed>) = 1 [pid 9303] <... futex resumed>) = 1 [pid 9302] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9296] <... futex resumed>) = 0 [pid 9292] <... futex resumed>) = 0 [pid 9305] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9303] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9306] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9306] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9306] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9304] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9295] <... futex resumed>) = 0 [pid 9304] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9293] <... futex resumed>) = 0 [pid 9304] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9300] <... mmap resumed>) = 0x20000000 [pid 9297] <... mmap resumed>) = 0x20000000 [pid 9301] <... mmap resumed>) = 0x20000000 [pid 9300] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9299] <... mmap resumed>) = 0x20000000 [pid 9298] <... mmap resumed>) = 0x20000000 [pid 9300] <... futex resumed>) = 0 [pid 9298] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9297] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9294] exit_group(0 [pid 9293] exit_group(0 [pid 9304] <... futex resumed>) = ? [pid 9302] <... futex resumed>) = ? [pid 9301] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9299] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9298] <... futex resumed>) = ? [pid 9297] <... futex resumed>) = 0 [pid 9294] <... exit_group resumed>) = ? [pid 9293] <... exit_group resumed>) = ? [pid 9292] exit_group(0 [pid 9304] +++ exited with 0 +++ [pid 9303] <... futex resumed>) = ? [pid 9302] +++ exited with 0 +++ [pid 9301] <... futex resumed>) = 0 [pid 9300] +++ exited with 0 +++ [pid 9299] <... futex resumed>) = 0 [pid 9298] +++ exited with 0 +++ [pid 9293] +++ exited with 0 +++ [pid 9292] <... exit_group resumed>) = ? [pid 9303] +++ exited with 0 +++ [pid 9301] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9299] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9297] +++ exited with 0 +++ [pid 9296] exit_group(0 [pid 9295] exit_group(0 [pid 9294] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9293, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 9306] <... futex resumed>) = ? [pid 9305] <... futex resumed>) = ? [pid 9301] <... futex resumed>) = ? [pid 9299] <... futex resumed>) = ? [pid 9296] <... exit_group resumed>) = ? [pid 9295] <... exit_group resumed>) = ? [pid 9306] +++ exited with 0 +++ [pid 9305] +++ exited with 0 +++ [pid 9301] +++ exited with 0 +++ [pid 9299] +++ exited with 0 +++ [pid 9296] +++ exited with 0 +++ [pid 9295] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9294, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9295, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9296, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5845] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9292] +++ exited with 0 +++ [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9308 attached ./strace-static-x86_64: Process 9307 attached ./strace-static-x86_64: Process 9309 attached [pid 9308] set_robust_list(0x5555712a26a0, 24 [pid 9307] set_robust_list(0x5555712a26a0, 24 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9292, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9308 [pid 9309] set_robust_list(0x5555712a26a0, 24 [pid 9307] <... set_robust_list resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9307 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9309 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9309] <... set_robust_list resumed>) = 0 [pid 9308] <... set_robust_list resumed>) = 0 [pid 9307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9308] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 9310 attached ) = 0 [pid 9309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9308] setpgid(0, 0 [pid 9310] set_robust_list(0x5555712a26a0, 24 [pid 9309] <... prctl resumed>) = 0 [pid 9308] <... setpgid resumed>) = 0 [pid 9307] <... prctl resumed>) = 0 [pid 9309] setpgid(0, 0 [pid 9308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9310] <... set_robust_list resumed>) = 0 [pid 9309] <... setpgid resumed>) = 0 [pid 9307] setpgid(0, 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9310 [pid 9308] <... openat resumed>) = 3 [pid 9307] <... setpgid resumed>) = 0 [pid 9310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9308] write(3, "1000", 4 [pid 9310] <... prctl resumed>) = 0 [pid 9309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9308] <... write resumed>) = 4 [pid 9307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9310] setpgid(0, 0 [pid 9308] close(3 [pid 9310] <... setpgid resumed>) = 0 [pid 9309] <... openat resumed>) = 3 [pid 9308] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9308] write(1, "executing program\n", 18 [pid 9310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9309] write(3, "1000", 4 [pid 9307] <... openat resumed>) = 3 executing program ./strace-static-x86_64: Process 9311 attached [pid 9309] <... write resumed>) = 4 [pid 9308] <... write resumed>) = 18 [pid 9307] write(3, "1000", 4 [pid 9308] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9311] set_robust_list(0x5555712a26a0, 24 [pid 9310] <... openat resumed>) = 3 [pid 9309] close(3 [pid 9308] <... futex resumed>) = 0 [pid 9307] <... write resumed>) = 4 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9311 [pid 9311] <... set_robust_list resumed>) = 0 [pid 9310] write(3, "1000", 4 [pid 9309] <... close resumed>) = 0 [pid 9308] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9307] close(3 [pid 9311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9310] <... write resumed>) = 4 [pid 9309] write(1, "executing program\n", 18 [pid 9308] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 9311] <... prctl resumed>) = 0 [pid 9310] close(3 [pid 9311] setpgid(0, 0 [pid 9309] <... write resumed>) = 18 [pid 9308] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9310] <... close resumed>) = 0 [pid 9307] <... close resumed>) = 0 executing program [pid 9309] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9307] write(1, "executing program\n", 18executing program [pid 9311] <... setpgid resumed>) = 0 [pid 9310] write(1, "executing program\n", 18 [pid 9309] <... futex resumed>) = 0 [pid 9308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9307] <... write resumed>) = 18 [pid 9311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9310] <... write resumed>) = 18 [pid 9309] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9307] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9309] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9307] <... futex resumed>) = 0 [pid 9310] <... futex resumed>) = 0 [pid 9309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9308] <... mmap resumed>) = 0x7f42e822b000 [pid 9307] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9311] <... openat resumed>) = 3 [pid 9310] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9308] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9307] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9310] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9308] <... mprotect resumed>) = 0 [pid 9307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9311] write(3, "1000", 4 [pid 9310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9309] <... mmap resumed>) = 0x7f42e822b000 [pid 9308] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9311] <... write resumed>) = 4 [pid 9310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9309] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9311] close(3 [pid 9310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9308] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9311] <... close resumed>) = 0 [pid 9310] <... mmap resumed>) = 0x7f42e822b000 [pid 9309] <... mprotect resumed>) = 0 [pid 9308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program [pid 9307] <... mmap resumed>) = 0x7f42e822b000 [pid 9311] write(1, "executing program\n", 18 [pid 9310] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9309] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9312 attached [pid 9311] <... write resumed>) = 18 [pid 9310] <... mprotect resumed>) = 0 [pid 9307] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9312] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9311] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9308] <... clone3 resumed> => {parent_tid=[9312]}, 88) = 9312 [pid 9307] <... mprotect resumed>) = 0 [pid 9312] <... rseq resumed>) = 0 [pid 9311] <... futex resumed>) = 0 [pid 9309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9308] rt_sigprocmask(SIG_SETMASK, [], [pid 9307] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9313 attached [pid 9312] set_robust_list(0x7f42e824b9a0, 24 [pid 9311] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9312] <... set_robust_list resumed>) = 0 [pid 9311] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9312] rt_sigprocmask(SIG_SETMASK, [], [pid 9310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9308] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9311] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9314 attached [pid 9313] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9309] <... clone3 resumed> => {parent_tid=[9313]}, 88) = 9313 [pid 9307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9314] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9313] <... rseq resumed>) = 0 [pid 9312] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9309] rt_sigprocmask(SIG_SETMASK, [], [pid 9308] <... futex resumed>) = 0 [pid 9307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9315 attached [pid 9314] <... rseq resumed>) = 0 [pid 9313] set_robust_list(0x7f42e824b9a0, 24 [pid 9312] <... openat resumed>) = 3 [pid 9309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9311] <... mmap resumed>) = 0x7f42e822b000 [pid 9315] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9314] set_robust_list(0x7f42e824b9a0, 24 [pid 9313] <... set_robust_list resumed>) = 0 [pid 9311] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9310] <... clone3 resumed> => {parent_tid=[9314]}, 88) = 9314 [pid 9309] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9312] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9308] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9307] <... clone3 resumed> => {parent_tid=[9315]}, 88) = 9315 [pid 9315] <... rseq resumed>) = 0 [pid 9314] <... set_robust_list resumed>) = 0 [pid 9313] rt_sigprocmask(SIG_SETMASK, [], [pid 9312] <... futex resumed>) = 0 [pid 9311] <... mprotect resumed>) = 0 [pid 9310] rt_sigprocmask(SIG_SETMASK, [], [pid 9309] <... futex resumed>) = 0 [pid 9308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9307] rt_sigprocmask(SIG_SETMASK, [], [pid 9315] set_robust_list(0x7f42e824b9a0, 24 [pid 9314] rt_sigprocmask(SIG_SETMASK, [], [pid 9313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9312] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9309] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9308] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9315] <... set_robust_list resumed>) = 0 [pid 9314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9313] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9311] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9310] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9308] <... futex resumed>) = 0 [pid 9307] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9315] rt_sigprocmask(SIG_SETMASK, [], [pid 9314] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9313] <... openat resumed>) = 3 [pid 9312] dup(3 [pid 9310] <... futex resumed>) = 0 [pid 9308] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9307] <... futex resumed>) = 0 [pid 9315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9313] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9307] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9314] <... openat resumed>) = 3 [pid 9313] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9309] <... futex resumed>) = 0 [pid 9315] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9312] <... dup resumed>) = 4 [pid 9314] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9311] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9310] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9309] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9315] <... openat resumed>) = 3 [pid 9314] <... futex resumed>) = 0 [pid 9313] dup(3 [pid 9312] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9309] <... futex resumed>) = 0 [pid 9314] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9313] <... dup resumed>) = 4 [pid 9312] <... futex resumed>) = 1 [pid 9315] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9313] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9312] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9310] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9309] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9316 attached [pid 9315] <... futex resumed>) = 1 [pid 9314] dup(3 [pid 9313] <... futex resumed>) = 0 [pid 9307] <... futex resumed>) = 0 [pid 9316] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9316] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9316] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9308] <... futex resumed>) = 0 [pid 9308] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9315] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9314] <... dup resumed>) = 4 [pid 9313] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9311] <... clone3 resumed> => {parent_tid=[9316]}, 88) = 9316 [pid 9310] <... futex resumed>) = 0 [pid 9309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9308] <... futex resumed>) = 0 [pid 9307] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9314] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9312] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9309] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9311] rt_sigprocmask(SIG_SETMASK, [], [pid 9307] <... futex resumed>) = 0 [pid 9310] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9308] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9315] dup(3 [pid 9314] <... futex resumed>) = 0 [pid 9313] <... futex resumed>) = 0 [pid 9311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9309] <... futex resumed>) = 1 [pid 9307] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9315] <... dup resumed>) = 4 [pid 9314] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9313] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9311] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9309] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9315] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9315] <... futex resumed>) = 1 [pid 9315] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9311] <... futex resumed>) = 1 [pid 9316] <... futex resumed>) = 0 [pid 9311] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9316] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9310] <... futex resumed>) = 0 [pid 9307] <... futex resumed>) = 0 [pid 9316] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9314] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9311] <... futex resumed>) = 0 [pid 9310] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9307] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9316] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9311] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9311] <... futex resumed>) = 0 [pid 9316] dup(3 [pid 9311] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9316] <... dup resumed>) = 4 [pid 9316] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9307] <... futex resumed>) = 1 [pid 9316] <... futex resumed>) = 1 [pid 9311] <... futex resumed>) = 0 [pid 9316] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9311] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9311] <... futex resumed>) = 0 [pid 9316] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9311] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9315] <... futex resumed>) = 0 [pid 9307] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9315] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9308] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9308] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9308] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9317 attached [pid 9317] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9309] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9308] <... clone3 resumed> => {parent_tid=[9317]}, 88) = 9317 [pid 9317] <... rseq resumed>) = 0 [pid 9309] <... futex resumed>) = 0 [pid 9308] rt_sigprocmask(SIG_SETMASK, [], [pid 9317] set_robust_list(0x7f42e822a9a0, 24 [pid 9309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9308] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9308] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9317] <... set_robust_list resumed>) = 0 [pid 9309] <... mmap resumed>) = 0x7f42e820a000 [pid 9309] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9309] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9317] rt_sigprocmask(SIG_SETMASK, [], [pid 9311] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9310] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9317] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9311] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9307] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] <... futex resumed>) = 0 [pid 9307] <... futex resumed>) = 0 [pid 9310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9310] <... mmap resumed>) = 0x7f42e820a000 [pid 9309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9307] <... mmap resumed>) = 0x7f42e820a000 [pid 9310] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9307] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9318 attached [pid 9311] <... futex resumed>) = 0 [pid 9310] <... mprotect resumed>) = 0 [pid 9307] <... mprotect resumed>) = 0 [pid 9311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9318] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9311] <... mmap resumed>) = 0x7f42e820a000 [pid 9310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9309] <... clone3 resumed> => {parent_tid=[9318]}, 88) = 9318 [pid 9317] <... madvise resumed>) = 0 [pid 9307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9318] <... rseq resumed>) = 0 [pid 9317] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9311] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9309] rt_sigprocmask(SIG_SETMASK, [], [pid 9307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9319 attached [pid 9318] set_robust_list(0x7f42e822a9a0, 24 [pid 9317] <... futex resumed>) = 1 [pid 9311] <... mprotect resumed>) = 0 [pid 9309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9308] <... futex resumed>) = 0 [pid 9318] <... set_robust_list resumed>) = 0 [pid 9317] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9311] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9308] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9311] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9308] <... futex resumed>) = 0 [pid 9317] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9308] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9321 attached ./strace-static-x86_64: Process 9320 attached [pid 9319] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9318] rt_sigprocmask(SIG_SETMASK, [], [pid 9310] <... clone3 resumed> => {parent_tid=[9319]}, 88) = 9319 [pid 9309] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9321] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9320] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9319] <... rseq resumed>) = 0 [pid 9318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9311] <... clone3 resumed> => {parent_tid=[9320]}, 88) = 9320 [pid 9310] rt_sigprocmask(SIG_SETMASK, [], [pid 9309] <... futex resumed>) = 0 [pid 9307] <... clone3 resumed> => {parent_tid=[9321]}, 88) = 9321 [pid 9321] <... rseq resumed>) = 0 [pid 9320] <... rseq resumed>) = 0 [pid 9319] set_robust_list(0x7f42e822a9a0, 24 [pid 9318] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9311] rt_sigprocmask(SIG_SETMASK, [], [pid 9310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9309] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9307] rt_sigprocmask(SIG_SETMASK, [], [pid 9321] set_robust_list(0x7f42e822a9a0, 24 [pid 9320] set_robust_list(0x7f42e822a9a0, 24 [pid 9319] <... set_robust_list resumed>) = 0 [pid 9311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9310] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9321] <... set_robust_list resumed>) = 0 [pid 9320] <... set_robust_list resumed>) = 0 [pid 9319] rt_sigprocmask(SIG_SETMASK, [], [pid 9311] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] <... futex resumed>) = 0 [pid 9307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9321] rt_sigprocmask(SIG_SETMASK, [], [pid 9320] rt_sigprocmask(SIG_SETMASK, [], [pid 9319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9311] <... futex resumed>) = 0 [pid 9310] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9307] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9319] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9311] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9321] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9320] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9307] <... futex resumed>) = 0 [pid 9319] <... madvise resumed>) = 0 [pid 9307] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9321] <... madvise resumed>) = 0 [pid 9319] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9318] <... madvise resumed>) = 0 [pid 9321] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9317] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9319] <... futex resumed>) = 1 [pid 9321] <... futex resumed>) = 1 [pid 9319] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9318] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9317] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] <... futex resumed>) = 0 [pid 9307] <... futex resumed>) = 0 [pid 9317] <... futex resumed>) = 1 [pid 9310] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9308] <... futex resumed>) = 0 [pid 9321] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9317] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9310] <... futex resumed>) = 0 [pid 9310] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9307] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9318] <... futex resumed>) = 1 [pid 9309] <... futex resumed>) = 0 [pid 9309] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9309] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9318] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9321] <... futex resumed>) = 0 [pid 9319] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9307] <... futex resumed>) = 1 [pid 9321] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9307] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9312] <... mmap resumed>) = 0x20000000 [pid 9312] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9313] <... mmap resumed>) = 0x20000000 [pid 9312] <... futex resumed>) = 0 [pid 9312] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9313] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9308] exit_group(0 [pid 9317] <... futex resumed>) = ? [pid 9313] <... futex resumed>) = 0 [pid 9312] <... futex resumed>) = ? [pid 9308] <... exit_group resumed>) = ? [pid 9320] <... madvise resumed>) = 0 [pid 9319] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9318] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9317] +++ exited with 0 +++ [pid 9316] <... mmap resumed>) = 0x20000000 [pid 9315] <... mmap resumed>) = 0x20000000 [pid 9313] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9312] +++ exited with 0 +++ [pid 9321] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9320] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9319] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9318] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9316] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9315] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9314] <... mmap resumed>) = 0x20000000 [pid 9321] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9319] <... futex resumed>) = 1 [pid 9314] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9310] <... futex resumed>) = 0 [pid 9321] <... futex resumed>) = 1 [pid 9319] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9318] <... futex resumed>) = 1 [pid 9316] <... futex resumed>) = 0 [pid 9315] <... futex resumed>) = 0 [pid 9314] <... futex resumed>) = 0 [pid 9310] exit_group(0 [pid 9309] <... futex resumed>) = 0 [pid 9307] <... futex resumed>) = 0 [pid 9321] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9320] <... futex resumed>) = 1 [pid 9319] <... futex resumed>) = ? [pid 9318] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9316] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9315] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9311] <... futex resumed>) = 0 [pid 9310] <... exit_group resumed>) = ? [pid 9309] exit_group(0 [pid 9307] exit_group(0 [pid 9320] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9319] +++ exited with 0 +++ [pid 9318] <... futex resumed>) = ? [pid 9314] +++ exited with 0 +++ [pid 9321] <... futex resumed>) = ? [pid 9315] <... futex resumed>) = ? [pid 9313] <... futex resumed>) = ? [pid 9311] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9309] <... exit_group resumed>) = ? [pid 9308] +++ exited with 0 +++ [pid 9307] <... exit_group resumed>) = ? [pid 9321] +++ exited with 0 +++ [pid 9318] +++ exited with 0 +++ [pid 9316] <... futex resumed>) = 0 [pid 9315] +++ exited with 0 +++ [pid 9313] +++ exited with 0 +++ [pid 9311] <... futex resumed>) = 1 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9308, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9316] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9311] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9316] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9316] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9311] <... futex resumed>) = 0 [pid 9316] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9311] exit_group(0 [pid 9320] <... futex resumed>) = ? [pid 9316] <... futex resumed>) = ? [pid 9311] <... exit_group resumed>) = ? [pid 9320] +++ exited with 0 +++ [pid 9316] +++ exited with 0 +++ [pid 9311] +++ exited with 0 +++ [pid 9307] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9307, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9311, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9322 attached ./strace-static-x86_64: Process 9323 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9323 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9322 [pid 9322] set_robust_list(0x5555712a26a0, 24 [pid 9309] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9309, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9322] <... set_robust_list resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9324 attached [pid 9323] set_robust_list(0x5555712a26a0, 24 [pid 9322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9324] set_robust_list(0x5555712a26a0, 24 [pid 9323] <... set_robust_list resumed>) = 0 [pid 9323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9324] <... set_robust_list resumed>) = 0 [pid 9323] <... prctl resumed>) = 0 [pid 9322] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9324 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9323] setpgid(0, 0 [pid 9322] setpgid(0, 0 [pid 9324] <... prctl resumed>) = 0 [pid 9323] <... setpgid resumed>) = 0 [pid 9322] <... setpgid resumed>) = 0 [pid 9310] +++ exited with 0 +++ [pid 9324] setpgid(0, 0 [pid 9323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9310, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 9325 attached [pid 9324] <... setpgid resumed>) = 0 [pid 9323] <... openat resumed>) = 3 [pid 9324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9323] write(3, "1000", 4 [pid 9322] write(3, "1000", 4 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9325 [pid 9325] set_robust_list(0x5555712a26a0, 24 [pid 9324] <... openat resumed>) = 3 [pid 9323] <... write resumed>) = 4 [pid 9322] <... write resumed>) = 4 [pid 9325] <... set_robust_list resumed>) = 0 [pid 9324] write(3, "1000", 4 [pid 9323] close(3 [pid 9322] close(3 [pid 9325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9324] <... write resumed>) = 4 [pid 9323] <... close resumed>) = 0 [pid 9322] <... close resumed>) = 0 [pid 9324] close(3 [pid 9322] write(1, "executing program\n", 18executing program [pid 9324] <... close resumed>) = 0 [pid 9322] <... write resumed>) = 18 executing program executing program [pid 9325] <... prctl resumed>) = 0 [pid 9323] write(1, "executing program\n", 18 [pid 9325] setpgid(0, 0 [pid 9324] write(1, "executing program\n", 18 [pid 9323] <... write resumed>) = 18 [pid 9322] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9325] <... setpgid resumed>) = 0 [pid 9323] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9324] <... write resumed>) = 18 [pid 9323] <... futex resumed>) = 0 [pid 9322] <... futex resumed>) = 0 [pid 9325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9324] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9323] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9322] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9324] <... futex resumed>) = 0 [pid 9324] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9322] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9324] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9324] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9324] <... mmap resumed>) = 0x7f42e822b000 [pid 9323] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9322] <... mmap resumed>) = 0x7f42e822b000 [pid 9324] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9325] <... openat resumed>) = 3 [pid 9324] <... mprotect resumed>) = 0 [pid 9323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9322] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9325] write(3, "1000", 4 [pid 9323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9325] <... write resumed>) = 4 [pid 9324] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9322] <... mprotect resumed>) = 0 [pid 9325] close(3) = 0 executing program [pid 9325] write(1, "executing program\n", 18) = 18 [pid 9324] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9325] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9324] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9323] <... mmap resumed>) = 0x7f42e822b000 [pid 9322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9326 attached [pid 9325] <... futex resumed>) = 0 [pid 9323] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9324] <... clone3 resumed> => {parent_tid=[9326]}, 88) = 9326 [pid 9322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9324] rt_sigprocmask(SIG_SETMASK, [], [pid 9323] <... mprotect resumed>) = 0 [pid 9322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9326] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9325] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9324] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9323] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9327 attached [pid 9326] <... rseq resumed>) = 0 [pid 9325] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9328 attached [pid 9327] set_robust_list(0x5555712a26a0, 24 [pid 9326] set_robust_list(0x7f42e824b9a0, 24 [pid 9325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9324] <... futex resumed>) = 0 [pid 9323] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9328] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9327] <... set_robust_list resumed>) = 0 [pid 9326] <... set_robust_list resumed>) = 0 [pid 9325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9324] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9322] <... clone3 resumed> => {parent_tid=[9328]}, 88) = 9328 [pid 9328] <... rseq resumed>) = 0 [pid 9327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9326] rt_sigprocmask(SIG_SETMASK, [], [pid 9325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9322] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9327 ./strace-static-x86_64: Process 9329 attached [pid 9326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9325] <... mmap resumed>) = 0x7f42e822b000 [pid 9329] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9326] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9325] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9329] <... rseq resumed>) = 0 [pid 9328] set_robust_list(0x7f42e824b9a0, 24 [pid 9327] <... prctl resumed>) = 0 [pid 9326] <... openat resumed>) = 3 [pid 9325] <... mprotect resumed>) = 0 [pid 9323] <... clone3 resumed> => {parent_tid=[9329]}, 88) = 9329 [pid 9322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9329] set_robust_list(0x7f42e824b9a0, 24 [pid 9328] <... set_robust_list resumed>) = 0 [pid 9327] setpgid(0, 0 [pid 9323] rt_sigprocmask(SIG_SETMASK, [], [pid 9322] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9328] rt_sigprocmask(SIG_SETMASK, [], [pid 9327] <... setpgid resumed>) = 0 [pid 9323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9329] <... set_robust_list resumed>) = 0 [pid 9328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9326] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9325] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9322] <... futex resumed>) = 0 [pid 9329] rt_sigprocmask(SIG_SETMASK, [], [pid 9328] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9326] <... futex resumed>) = 1 [pid 9324] <... futex resumed>) = 0 [pid 9323] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9322] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9324] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9323] <... futex resumed>) = 0 [pid 9324] <... futex resumed>) = 0 [pid 9323] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9324] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9326] dup(3 [pid 9325] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9329] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9328] <... openat resumed>) = 3 [pid 9327] <... openat resumed>) = 3 [pid 9326] <... dup resumed>) = 4 [pid 9325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9329] <... openat resumed>) = 3 [pid 9326] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9330 attached [pid 9325] <... clone3 resumed> => {parent_tid=[9330]}, 88) = 9330 [pid 9326] <... futex resumed>) = 1 [pid 9325] rt_sigprocmask(SIG_SETMASK, [], [pid 9329] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9330] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9326] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9329] <... futex resumed>) = 1 [pid 9328] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9327] write(3, "1000", 4 [pid 9325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9324] <... futex resumed>) = 0 [pid 9323] <... futex resumed>) = 0 [pid 9330] <... rseq resumed>) = 0 [pid 9329] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9328] <... futex resumed>) = 1 [pid 9327] <... write resumed>) = 4 [pid 9325] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9324] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9323] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9322] <... futex resumed>) = 0 [pid 9330] set_robust_list(0x7f42e824b9a0, 24 [pid 9329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9328] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9327] close(3 [pid 9326] <... futex resumed>) = 0 [pid 9325] <... futex resumed>) = 0 [pid 9324] <... futex resumed>) = 1 [pid 9323] <... futex resumed>) = 0 [pid 9322] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9330] <... set_robust_list resumed>) = 0 [pid 9329] dup(3 [pid 9328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9327] <... close resumed>) = 0 [pid 9326] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9325] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9324] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9323] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9322] <... futex resumed>) = 0 executing program [pid 9330] rt_sigprocmask(SIG_SETMASK, [], [pid 9329] <... dup resumed>) = 4 [pid 9328] dup(3 [pid 9327] write(1, "executing program\n", 18 [pid 9322] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9328] <... dup resumed>) = 4 [pid 9327] <... write resumed>) = 18 [pid 9328] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9327] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9328] <... futex resumed>) = 1 [pid 9327] <... futex resumed>) = 0 [pid 9322] <... futex resumed>) = 0 [pid 9328] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9327] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9322] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9327] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9322] <... futex resumed>) = 0 [pid 9328] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9322] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9327] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9329] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9329] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9327] <... mprotect resumed>) = 0 [pid 9330] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9323] <... futex resumed>) = 0 [pid 9327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9323] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9330] <... openat resumed>) = 3 [pid 9327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9330] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9325] <... futex resumed>) = 0 [pid 9330] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9325] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9325] <... futex resumed>) = 0 [pid 9330] dup(3./strace-static-x86_64: Process 9331 attached ) = 4 [pid 9329] <... futex resumed>) = 0 [pid 9325] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9323] <... futex resumed>) = 1 [pid 9330] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9329] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9330] <... futex resumed>) = 0 [pid 9323] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9331] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9327] <... clone3 resumed> => {parent_tid=[9331]}, 88) = 9331 [pid 9331] <... rseq resumed>) = 0 [pid 9327] rt_sigprocmask(SIG_SETMASK, [], [pid 9331] set_robust_list(0x7f42e824b9a0, 24 [pid 9327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9331] <... set_robust_list resumed>) = 0 [pid 9327] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9331] rt_sigprocmask(SIG_SETMASK, [], [pid 9327] <... futex resumed>) = 0 [pid 9331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9327] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9331] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9331] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9327] <... futex resumed>) = 0 [pid 9331] dup(3 [pid 9330] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9327] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9325] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9331] <... dup resumed>) = 4 [pid 9327] <... futex resumed>) = 0 [pid 9331] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9327] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9331] <... futex resumed>) = 0 [pid 9327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9331] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9327] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9325] <... futex resumed>) = 0 [pid 9325] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9327] <... futex resumed>) = 0 [pid 9327] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9324] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9324] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9324] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9324] <... mprotect resumed>) = 0 [pid 9324] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9322] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9322] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9324] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9324] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9333 attached ./strace-static-x86_64: Process 9332 attached [pid 9333] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9332] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9324] <... clone3 resumed> => {parent_tid=[9332]}, 88) = 9332 [pid 9322] <... clone3 resumed> => {parent_tid=[9333]}, 88) = 9333 [pid 9332] <... rseq resumed>) = 0 [pid 9324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9333] <... rseq resumed>) = 0 [pid 9332] set_robust_list(0x7f42e822a9a0, 24 [pid 9324] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9333] set_robust_list(0x7f42e822a9a0, 24 [pid 9332] <... set_robust_list resumed>) = 0 [pid 9324] <... futex resumed>) = 0 [pid 9322] rt_sigprocmask(SIG_SETMASK, [], [pid 9332] rt_sigprocmask(SIG_SETMASK, [], [pid 9324] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9333] <... set_robust_list resumed>) = 0 [pid 9322] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9333] rt_sigprocmask(SIG_SETMASK, [], [pid 9332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9322] <... futex resumed>) = 0 [pid 9333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9332] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9322] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9333] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9323] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9323] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 9323] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9323] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9333] <... madvise resumed>) = 0 [pid 9323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9333] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9332] <... madvise resumed>) = 0 [pid 9323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9333] <... futex resumed>) = 1 [pid 9332] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9322] <... futex resumed>) = 0 [pid 9333] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9332] <... futex resumed>) = 1 [pid 9324] <... futex resumed>) = 0 [pid 9322] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9332] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9325] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9324] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9322] <... futex resumed>) = 0 [pid 9333] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9325] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9324] <... futex resumed>) = 0 [pid 9322] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9332] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9325] <... futex resumed>) = 0 [pid 9324] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9327] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9334 attached ) = 0x7f42e820a000 [pid 9323] <... clone3 resumed> => {parent_tid=[9334]}, 88) = 9334 [pid 9334] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9327] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9323] rt_sigprocmask(SIG_SETMASK, [], [pid 9334] <... rseq resumed>) = 0 [pid 9323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9334] set_robust_list(0x7f42e822a9a0, 24 [pid 9323] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9334] <... set_robust_list resumed>) = 0 [pid 9334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9327] <... mprotect resumed>) = 0 [pid 9323] <... futex resumed>) = 0 [pid 9334] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9334] <... madvise resumed>) = 0 [pid 9327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9323] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9335 attached => {parent_tid=[9335]}, 88) = 9335 [pid 9335] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9327] rt_sigprocmask(SIG_SETMASK, [], [pid 9335] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9327] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9335] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9327] <... futex resumed>) = 0 [pid 9327] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9334] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9335] <... madvise resumed>) = 0 [pid 9323] <... futex resumed>) = 0 [pid 9323] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9323] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9335] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9334] <... futex resumed>) = 1 [pid 9335] <... futex resumed>) = 1 [pid 9334] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9327] <... futex resumed>) = 0 [pid 9335] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9327] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9327] <... futex resumed>) = 0 [pid 9327] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9335] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9335] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9334] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9333] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9332] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9325] <... mmap resumed>) = 0x7f42e820a000 [pid 9324] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9335] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9334] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9333] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9332] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9325] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9325] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9332] <... futex resumed>) = 0 [pid 9325] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9332] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9335] <... futex resumed>) = 1 [pid 9334] <... futex resumed>) = 1 [pid 9333] <... futex resumed>) = 0 [pid 9327] <... futex resumed>) = 0 [pid 9323] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9336 attached [pid 9335] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9334] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9333] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9325] <... clone3 resumed> => {parent_tid=[9336]}, 88) = 9336 [pid 9336] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9325] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9325] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9336] <... rseq resumed>) = 0 [pid 9336] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9336] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9336] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9325] <... futex resumed>) = 0 [pid 9336] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9325] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9325] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9336] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9336] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9325] <... futex resumed>) = 0 [pid 9336] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9329] <... mmap resumed>) = 0x20000000 [pid 9331] <... mmap resumed>) = 0x20000000 [pid 9326] <... mmap resumed>) = 0x20000000 [pid 9331] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9330] <... mmap resumed>) = 0x20000000 [pid 9329] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9328] <... mmap resumed>) = 0x20000000 [pid 9326] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9331] <... futex resumed>) = 0 [pid 9329] <... futex resumed>) = 0 [pid 9328] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9327] exit_group(0 [pid 9326] <... futex resumed>) = 0 [pid 9330] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9324] exit_group(0 [pid 9322] exit_group(0 [pid 9335] <... futex resumed>) = ? [pid 9333] <... futex resumed>) = ? [pid 9332] <... futex resumed>) = ? [pid 9330] <... futex resumed>) = 0 [pid 9329] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9328] <... futex resumed>) = ? [pid 9327] <... exit_group resumed>) = ? [pid 9324] <... exit_group resumed>) = ? [pid 9322] <... exit_group resumed>) = ? [pid 9335] +++ exited with 0 +++ [pid 9333] +++ exited with 0 +++ [pid 9332] +++ exited with 0 +++ [pid 9331] +++ exited with 0 +++ [pid 9330] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9328] +++ exited with 0 +++ [pid 9326] +++ exited with 0 +++ [pid 9323] exit_group(0 [pid 9334] <... futex resumed>) = ? [pid 9329] <... futex resumed>) = ? [pid 9327] +++ exited with 0 +++ [pid 9325] exit_group(0 [pid 9324] +++ exited with 0 +++ [pid 9323] <... exit_group resumed>) = ? [pid 9336] <... futex resumed>) = ? [pid 9334] +++ exited with 0 +++ [pid 9330] <... futex resumed>) = ? [pid 9329] +++ exited with 0 +++ [pid 9325] <... exit_group resumed>) = ? [pid 9322] +++ exited with 0 +++ [pid 9336] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9324, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9327, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9322, si_uid=0, si_status=0, si_utime=0, si_stime=16 /* 0.16 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9323] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9323, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9337 attached [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9337 ./strace-static-x86_64: Process 9338 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9338 [pid 9337] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 9339 attached [pid 9338] set_robust_list(0x5555712a26a0, 24 [pid 9337] <... set_robust_list resumed>) = 0 [pid 9338] <... set_robust_list resumed>) = 0 [pid 9339] set_robust_list(0x5555712a26a0, 24 [pid 9337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9339] <... set_robust_list resumed>) = 0 [pid 9338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9339 [pid 9339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9339] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9340 attached [pid 9339] setpgid(0, 0 [pid 9340] set_robust_list(0x5555712a26a0, 24 [pid 9339] <... setpgid resumed>) = 0 [pid 9340] <... set_robust_list resumed>) = 0 [pid 9339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9339] <... openat resumed>) = 3 [pid 9340] <... prctl resumed>) = 0 [pid 9339] write(3, "1000", 4 [pid 9340] setpgid(0, 0 [pid 9339] <... write resumed>) = 4 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9340 [pid 9340] <... setpgid resumed>) = 0 [pid 9339] close(3) = 0 [pid 9337] <... prctl resumed>) = 0 [pid 9338] <... prctl resumed>) = 0 executing program [pid 9340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9339] write(1, "executing program\n", 18 [pid 9338] setpgid(0, 0 [pid 9337] setpgid(0, 0 [pid 9339] <... write resumed>) = 18 [pid 9338] <... setpgid resumed>) = 0 [pid 9337] <... setpgid resumed>) = 0 [pid 9340] <... openat resumed>) = 3 [pid 9339] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9340] write(3, "1000", 4 [pid 9339] <... futex resumed>) = 0 [pid 9338] <... openat resumed>) = 3 [pid 9337] <... openat resumed>) = 3 [pid 9340] <... write resumed>) = 4 [pid 9339] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9338] write(3, "1000", 4 [pid 9337] write(3, "1000", 4 [pid 9338] <... write resumed>) = 4 [pid 9337] <... write resumed>) = 4 [pid 9338] close(3 [pid 9337] close(3 [pid 9340] close(3 [pid 9339] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9338] <... close resumed>) = 0 [pid 9337] <... close resumed>) = 0 [pid 9340] <... close resumed>) = 0 [pid 9339] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program executing program executing program [pid 9338] write(1, "executing program\n", 18 [pid 9337] write(1, "executing program\n", 18 [pid 9340] write(1, "executing program\n", 18 [pid 9339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9338] <... write resumed>) = 18 [pid 9337] <... write resumed>) = 18 [pid 9340] <... write resumed>) = 18 [pid 9339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9338] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9340] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9339] <... mmap resumed>) = 0x7f42e822b000 [pid 9338] <... futex resumed>) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9330] +++ exited with 0 +++ [pid 9325] +++ exited with 0 +++ [pid 9340] <... futex resumed>) = 0 [pid 9339] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9337] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9340] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9339] <... mprotect resumed>) = 0 [pid 9338] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9337] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9325, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9340] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9338] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9341 attached [pid 9340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9337] <... mmap resumed>) = 0x7f42e822b000 [pid 9341] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9340] <... mmap resumed>) = 0x7f42e822b000 [pid 9339] <... clone3 resumed> => {parent_tid=[9341]}, 88) = 9341 [pid 9338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9337] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9341] <... rseq resumed>) = 0 [pid 9339] rt_sigprocmask(SIG_SETMASK, [], [pid 9337] <... mprotect resumed>) = 0 [pid 9341] set_robust_list(0x7f42e824b9a0, 24 [pid 9339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9340] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9341] <... set_robust_list resumed>) = 0 [pid 9340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9339] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] <... mmap resumed>) = 0x7f42e822b000 [pid 9337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9341] rt_sigprocmask(SIG_SETMASK, [], [pid 9340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9339] <... futex resumed>) = 0 [pid 9337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9339] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9338] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9341] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 9343 attached ./strace-static-x86_64: Process 9342 attached ) = 3 [pid 9338] <... mprotect resumed>) = 0 [pid 9343] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9342] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9341] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] <... clone3 resumed> => {parent_tid=[9342]}, 88) = 9342 [pid 9341] <... futex resumed>) = 1 [pid 9339] <... futex resumed>) = 0 [pid 9337] rt_sigprocmask(SIG_SETMASK, [], [pid 9343] <... rseq resumed>) = 0 [pid 9342] <... rseq resumed>) = 0 [pid 9341] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9340] <... clone3 resumed> => {parent_tid=[9343]}, 88) = 9343 [pid 9339] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9343] set_robust_list(0x7f42e824b9a0, 24 [pid 9342] set_robust_list(0x7f42e824b9a0, 24 [pid 9341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9340] rt_sigprocmask(SIG_SETMASK, [], [pid 9339] <... futex resumed>) = 0 [pid 9338] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9337] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9343] <... set_robust_list resumed>) = 0 [pid 9342] <... set_robust_list resumed>) = 0 [pid 9341] dup(3 [pid 9340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9339] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9338] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9343] rt_sigprocmask(SIG_SETMASK, [], [pid 9342] rt_sigprocmask(SIG_SETMASK, [], [pid 9341] <... dup resumed>) = 4 [pid 9340] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9337] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9341] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9340] <... futex resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9344 attached [pid 9343] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9342] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9341] <... futex resumed>) = 1 [pid 9340] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9339] <... futex resumed>) = 0 [pid 9344] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9343] <... openat resumed>) = 3 [pid 9342] <... openat resumed>) = 3 [pid 9341] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9339] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] <... clone3 resumed> => {parent_tid=[9344]}, 88) = 9344 ./strace-static-x86_64: Process 9345 attached [pid 9344] <... rseq resumed>) = 0 [pid 9343] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9342] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9339] <... futex resumed>) = 0 [pid 9338] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9345 [pid 9345] set_robust_list(0x5555712a26a0, 24 [pid 9344] set_robust_list(0x7f42e824b9a0, 24 [pid 9343] <... futex resumed>) = 1 [pid 9342] <... futex resumed>) = 1 [pid 9341] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9340] <... futex resumed>) = 0 [pid 9339] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9345] <... set_robust_list resumed>) = 0 [pid 9344] <... set_robust_list resumed>) = 0 [pid 9343] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9342] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9340] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9344] rt_sigprocmask(SIG_SETMASK, [], [pid 9343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9340] <... futex resumed>) = 0 [pid 9338] <... futex resumed>) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9345] <... prctl resumed>) = 0 [pid 9344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9343] dup(3 [pid 9342] dup(3 [pid 9340] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9338] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9337] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9345] setpgid(0, 0 [pid 9344] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9343] <... dup resumed>) = 4 [pid 9342] <... dup resumed>) = 4 [pid 9345] <... setpgid resumed>) = 0 [pid 9344] <... openat resumed>) = 3 [pid 9345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9344] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9343] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9342] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9344] <... futex resumed>) = 1 [pid 9343] <... futex resumed>) = 1 [pid 9342] <... futex resumed>) = 1 [pid 9340] <... futex resumed>) = 0 [pid 9338] <... futex resumed>) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9345] <... openat resumed>) = 3 [pid 9344] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9343] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 9342] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9340] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9345] write(3, "1000", 4 [pid 9344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9338] <... futex resumed>) = 0 [pid 9345] <... write resumed>) = 4 [pid 9344] dup(3 [pid 9345] close(3 [pid 9344] <... dup resumed>) = 4 [pid 9338] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9345] <... close resumed>) = 0 [pid 9344] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9345] write(1, "executing program\n", 18 [pid 9344] <... futex resumed>) = 0 [pid 9338] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9345] <... write resumed>) = 18 [pid 9344] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9338] <... futex resumed>) = 0 [pid 9345] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9340] <... futex resumed>) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9342] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9340] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9337] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9345] <... futex resumed>) = 0 [pid 9338] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9345] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9345] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9345] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9345] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9346 attached [pid 9346] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9345] <... clone3 resumed> => {parent_tid=[9346]}, 88) = 9346 [pid 9346] <... rseq resumed>) = 0 [pid 9345] rt_sigprocmask(SIG_SETMASK, [], [pid 9346] set_robust_list(0x7f42e824b9a0, 24 [pid 9345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9346] <... set_robust_list resumed>) = 0 [pid 9345] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9346] rt_sigprocmask(SIG_SETMASK, [], [pid 9345] <... futex resumed>) = 0 [pid 9346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9345] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9346] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9346] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9345] <... futex resumed>) = 0 [pid 9346] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9345] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9345] <... futex resumed>) = 0 [pid 9346] dup(3 [pid 9345] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9346] <... dup resumed>) = 4 [pid 9346] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9345] <... futex resumed>) = 0 [pid 9346] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9345] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9345] <... futex resumed>) = 0 [pid 9346] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9345] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9339] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9339] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9338] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9337] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9337] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9339] <... mmap resumed>) = 0x7f42e820a000 [pid 9338] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] <... futex resumed>) = 0 [pid 9338] <... futex resumed>) = 0 [pid 9337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9339] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9340] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9339] <... mprotect resumed>) = 0 [pid 9338] <... mmap resumed>) = 0x7f42e820a000 [pid 9337] <... mmap resumed>) = 0x7f42e820a000 [pid 9338] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9340] <... futex resumed>) = 0 [pid 9337] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9338] <... mprotect resumed>) = 0 [pid 9337] <... mprotect resumed>) = 0 [pid 9339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9338] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9338] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9337] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9347 attached [pid 9340] <... mmap resumed>) = 0x7f42e820a000 [pid 9338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9349 attached ./strace-static-x86_64: Process 9348 attached [pid 9340] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9349] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9348] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9347] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9340] <... mprotect resumed>) = 0 [pid 9339] <... clone3 resumed> => {parent_tid=[9347]}, 88) = 9347 [pid 9338] <... clone3 resumed> => {parent_tid=[9349]}, 88) = 9349 [pid 9337] <... clone3 resumed> => {parent_tid=[9348]}, 88) = 9348 [pid 9349] <... rseq resumed>) = 0 [pid 9348] <... rseq resumed>) = 0 [pid 9347] <... rseq resumed>) = 0 [pid 9340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9338] rt_sigprocmask(SIG_SETMASK, [], [pid 9337] rt_sigprocmask(SIG_SETMASK, [], [pid 9348] set_robust_list(0x7f42e822a9a0, 24 [pid 9340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9349] set_robust_list(0x7f42e822a9a0, 24 [pid 9339] rt_sigprocmask(SIG_SETMASK, [], [pid 9338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9349] <... set_robust_list resumed>) = 0 [pid 9348] <... set_robust_list resumed>) = 0 [pid 9347] set_robust_list(0x7f42e822a9a0, 24 [pid 9340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9338] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9349] rt_sigprocmask(SIG_SETMASK, [], [pid 9348] rt_sigprocmask(SIG_SETMASK, [], [pid 9339] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] <... futex resumed>) = 0 [pid 9337] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9350 attached [pid 9349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9347] <... set_robust_list resumed>) = 0 [pid 9339] <... futex resumed>) = 0 [pid 9338] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9337] <... futex resumed>) = 0 [pid 9350] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9349] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9348] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9347] rt_sigprocmask(SIG_SETMASK, [], [pid 9340] <... clone3 resumed> => {parent_tid=[9350]}, 88) = 9350 [pid 9339] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9337] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9350] <... rseq resumed>) = 0 [pid 9347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9347] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9350] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9350] rt_sigprocmask(SIG_SETMASK, [], [pid 9345] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9340] rt_sigprocmask(SIG_SETMASK, [], [pid 9350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9345] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9350] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9345] <... futex resumed>) = 0 [pid 9340] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9340] <... futex resumed>) = 0 [pid 9350] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9349] <... madvise resumed>) = 0 [pid 9348] <... madvise resumed>) = 0 [pid 9345] <... mmap resumed>) = 0x7f42e820a000 [pid 9340] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9349] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9347] <... madvise resumed>) = 0 [pid 9349] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9347] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] <... futex resumed>) = 0 [pid 9338] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9350] <... madvise resumed>) = 0 [pid 9348] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9347] <... futex resumed>) = 1 [pid 9345] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9339] <... futex resumed>) = 0 [pid 9349] <... futex resumed>) = 0 [pid 9339] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9338] <... futex resumed>) = 1 [pid 9347] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9349] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9339] <... futex resumed>) = 0 [pid 9338] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9339] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9348] <... futex resumed>) = 1 [pid 9345] <... mprotect resumed>) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9345] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9337] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9345] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9337] <... futex resumed>) = 0 [pid 9345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9337] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9351 attached [pid 9348] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9345] <... clone3 resumed> => {parent_tid=[9351]}, 88) = 9351 [pid 9351] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9345] rt_sigprocmask(SIG_SETMASK, [], [pid 9351] <... rseq resumed>) = 0 [pid 9345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9345] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9345] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9350] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9351] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9350] <... futex resumed>) = 1 [pid 9340] <... futex resumed>) = 0 [pid 9351] rt_sigprocmask(SIG_SETMASK, [], [pid 9350] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9340] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9340] <... futex resumed>) = 0 [pid 9351] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9350] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9340] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9349] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9348] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9347] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9348] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9337] <... futex resumed>) = 0 [pid 9348] <... futex resumed>) = 1 [pid 9348] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9349] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9347] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9349] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9338] <... futex resumed>) = 0 [pid 9347] <... futex resumed>) = 1 [pid 9339] <... futex resumed>) = 0 [pid 9347] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9350] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9350] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9340] <... futex resumed>) = 0 [pid 9350] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9345] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9345] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e81e9000 [pid 9345] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9345] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9351] <... madvise resumed>) = 0 [pid 9345] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9351] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 9352 attached [pid 9351] <... futex resumed>) = 0 [pid 9352] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 9351] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9345] <... clone3 resumed> => {parent_tid=[9352]}, 88) = 9352 [pid 9352] <... rseq resumed>) = 0 [pid 9352] set_robust_list(0x7f42e82099a0, 24) = 0 [pid 9345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9345] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 9352] rt_sigprocmask(SIG_SETMASK, [], [pid 9345] <... futex resumed>) = 0 [pid 9352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9345] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9352] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9352] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9345] <... futex resumed>) = 0 [pid 9352] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9346] <... mmap resumed>) = 0x20000000 [pid 9344] <... mmap resumed>) = 0x20000000 [pid 9343] <... mmap resumed>) = 0x20000000 [pid 9342] <... mmap resumed>) = 0x20000000 [pid 9341] <... mmap resumed>) = 0x20000000 [pid 9346] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9345] exit_group(0 [pid 9344] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9343] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9342] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9341] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9352] <... futex resumed>) = ? [pid 9351] <... futex resumed>) = ? [pid 9346] <... futex resumed>) = ? [pid 9345] <... exit_group resumed>) = ? [pid 9344] <... futex resumed>) = 0 [pid 9343] <... futex resumed>) = 0 [pid 9342] <... futex resumed>) = 0 [pid 9341] <... futex resumed>) = 0 [pid 9352] +++ exited with 0 +++ [pid 9351] +++ exited with 0 +++ [pid 9346] +++ exited with 0 +++ [pid 9344] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9343] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9342] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9341] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9339] exit_group(0 [pid 9338] exit_group(0 [pid 9349] <... futex resumed>) = ? [pid 9344] <... futex resumed>) = ? [pid 9340] exit_group(0 [pid 9338] <... exit_group resumed>) = ? [pid 9337] exit_group(0 [pid 9350] <... futex resumed>) = ? [pid 9349] +++ exited with 0 +++ [pid 9348] <... futex resumed>) = ? [pid 9344] +++ exited with 0 +++ [pid 9343] <... futex resumed>) = ? [pid 9342] <... futex resumed>) = ? [pid 9340] <... exit_group resumed>) = ? [pid 9337] <... exit_group resumed>) = ? [pid 9350] +++ exited with 0 +++ [pid 9348] +++ exited with 0 +++ [pid 9343] +++ exited with 0 +++ [pid 9342] +++ exited with 0 +++ [pid 9345] +++ exited with 0 +++ [pid 9347] <... futex resumed>) = ? [pid 9339] <... exit_group resumed>) = ? [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9345, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9347] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9341] <... futex resumed>) = ? ./strace-static-x86_64: Process 9353 attached [pid 9338] +++ exited with 0 +++ [pid 9340] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9338, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9353] set_robust_list(0x5555712a26a0, 24 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9340, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9353] <... set_robust_list resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9353 [pid 9353] <... prctl resumed>) = 0 [pid 9353] setpgid(0, 0) = 0 [pid 9337] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9337, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9353] <... openat resumed>) = 3 [pid 9353] write(3, "1000", 4 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9353] <... write resumed>) = 4 [pid 9353] close(3) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9353] write(1, "executing program\n", 18./strace-static-x86_64: Process 9354 attached [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 9356 attached ./strace-static-x86_64: Process 9355 attached [pid 9353] <... write resumed>) = 18 [pid 9353] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9341] +++ exited with 0 +++ [pid 9354] set_robust_list(0x5555712a26a0, 24 [pid 9339] +++ exited with 0 +++ [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9354 [pid 9355] set_robust_list(0x5555712a26a0, 24 [pid 9356] set_robust_list(0x5555712a26a0, 24 [pid 9354] <... set_robust_list resumed>) = 0 [pid 9353] <... futex resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9339, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9355 [pid 9353] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9353] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9356] <... set_robust_list resumed>) = 0 [pid 9355] <... set_robust_list resumed>) = 0 [pid 9353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9355] <... prctl resumed>) = 0 [pid 9356] <... prctl resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9356 [pid 9355] setpgid(0, 0 [pid 9356] setpgid(0, 0 [pid 9355] <... setpgid resumed>) = 0 [pid 9354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9356] <... setpgid resumed>) = 0 [pid 9355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9354] <... prctl resumed>) = 0 [pid 9353] <... mmap resumed>) = 0x7f42e822b000 [pid 9353] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9353] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9353] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9356] <... openat resumed>) = 3 [pid 9355] <... openat resumed>) = 3 [pid 9354] setpgid(0, 0 [pid 5841] <... restart_syscall resumed>) = 0 executing program executing program [pid 9356] write(3, "1000", 4 [pid 9355] write(3, "1000", 4 [pid 9354] <... setpgid resumed>) = 0 [pid 9356] <... write resumed>) = 4 [pid 9355] <... write resumed>) = 4 [pid 9354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9356] close(3) = 0 [pid 9355] close(3 [pid 9356] write(1, "executing program\n", 18 [pid 9355] <... close resumed>) = 0 [pid 9354] <... openat resumed>) = 3 [pid 9353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9356] <... write resumed>) = 18 [pid 9355] write(1, "executing program\n", 18./strace-static-x86_64: Process 9357 attached [pid 9357] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9353] <... clone3 resumed> => {parent_tid=[9357]}, 88) = 9357 [pid 9357] <... rseq resumed>) = 0 [pid 9353] rt_sigprocmask(SIG_SETMASK, [], [pid 9357] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9356] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] <... write resumed>) = 18 [pid 9353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9357] rt_sigprocmask(SIG_SETMASK, [], [pid 9355] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9353] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9354] write(3, "1000", 4./strace-static-x86_64: Process 9358 attached [pid 9357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9356] <... futex resumed>) = 0 [pid 9355] <... futex resumed>) = 0 [pid 9354] <... write resumed>) = 4 [pid 9353] <... futex resumed>) = 0 [pid 9358] set_robust_list(0x5555712a26a0, 24 [pid 9357] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9356] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9355] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9354] close(3 [pid 9353] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9358] <... set_robust_list resumed>) = 0 [pid 9357] <... openat resumed>) = 3 [pid 9356] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9355] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9354] <... close resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9358 [pid 9358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9357] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 9354] write(1, "executing program\n", 18 [pid 9358] <... prctl resumed>) = 0 [pid 9357] <... futex resumed>) = 1 [pid 9356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9354] <... write resumed>) = 18 [pid 9353] <... futex resumed>) = 0 [pid 9358] setpgid(0, 0 [pid 9357] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9354] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9353] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] <... setpgid resumed>) = 0 [pid 9357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9356] <... mmap resumed>) = 0x7f42e822b000 [pid 9355] <... mmap resumed>) = 0x7f42e822b000 [pid 9354] <... futex resumed>) = 0 [pid 9353] <... futex resumed>) = 0 [pid 9358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9357] dup(3 [pid 9356] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9353] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9357] <... dup resumed>) = 4 [pid 9356] <... mprotect resumed>) = 0 [pid 9355] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9354] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9358] <... openat resumed>) = 3 [pid 9357] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] <... mprotect resumed>) = 0 [pid 9354] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9358] write(3, "1000", 4 [pid 9357] <... futex resumed>) = 1 [pid 9356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9353] <... futex resumed>) = 0 [pid 9358] <... write resumed>) = 4 [pid 9357] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9355] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9353] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] close(3 [pid 9357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9355] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9353] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9359 attached [pid 9358] <... close resumed>) = 0 [pid 9357] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9353] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9360 attached [pid 9359] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9358] write(1, "executing program\n", 18 [pid 9356] <... clone3 resumed> => {parent_tid=[9359]}, 88) = 9359 [pid 9354] <... mmap resumed>) = 0x7f42e822b000 [pid 9360] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9359] <... rseq resumed>) = 0 [pid 9358] <... write resumed>) = 18 [pid 9356] rt_sigprocmask(SIG_SETMASK, [], [pid 9358] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9354] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9358] <... futex resumed>) = 0 [pid 9356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9355] <... clone3 resumed> => {parent_tid=[9360]}, 88) = 9360 [pid 9354] <... mprotect resumed>) = 0 executing program [pid 9358] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9356] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] rt_sigprocmask(SIG_SETMASK, [], [pid 9360] <... rseq resumed>) = 0 [pid 9359] set_robust_list(0x7f42e824b9a0, 24 [pid 9358] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9356] <... futex resumed>) = 0 [pid 9355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9354] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9360] set_robust_list(0x7f42e824b9a0, 24 [pid 9359] <... set_robust_list resumed>) = 0 [pid 9358] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9356] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9355] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9360] <... set_robust_list resumed>) = 0 [pid 9359] rt_sigprocmask(SIG_SETMASK, [], [pid 9358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9355] <... futex resumed>) = 0 [pid 9360] rt_sigprocmask(SIG_SETMASK, [], [pid 9359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9355] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9354] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9359] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9358] <... mmap resumed>) = 0x7f42e822b000 [pid 9354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9360] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9359] <... openat resumed>) = 3 [pid 9358] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9360] <... openat resumed>) = 3 [pid 9359] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9361 attached ) = 1 [pid 9358] <... mprotect resumed>) = 0 [pid 9356] <... futex resumed>) = 0 [pid 9354] <... clone3 resumed> => {parent_tid=[9361]}, 88) = 9361 [pid 9361] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9359] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9358] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9356] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9354] rt_sigprocmask(SIG_SETMASK, [], [pid 9361] <... rseq resumed>) = 0 [pid 9361] set_robust_list(0x7f42e824b9a0, 24 [pid 9356] <... futex resumed>) = 0 [pid 9354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9361] <... set_robust_list resumed>) = 0 [pid 9358] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9356] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9354] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9361] rt_sigprocmask(SIG_SETMASK, [], [pid 9360] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9358] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9354] <... futex resumed>) = 0 [pid 9361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9360] <... futex resumed>) = 1 [pid 9359] dup(3 [pid 9354] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9360] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9359] <... dup resumed>) = 4 [pid 9359] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9361] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9359] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9356] <... futex resumed>) = 0 [pid 9355] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9362 attached [pid 9361] <... openat resumed>) = 3 [pid 9356] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9361] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9360] <... futex resumed>) = 0 [pid 9358] <... clone3 resumed> => {parent_tid=[9362]}, 88) = 9362 [pid 9356] <... futex resumed>) = 0 [pid 9355] <... futex resumed>) = 1 [pid 9362] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9361] <... futex resumed>) = 1 [pid 9360] dup(3 [pid 9359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9358] rt_sigprocmask(SIG_SETMASK, [], [pid 9356] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9355] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9354] <... futex resumed>) = 0 [pid 9362] <... rseq resumed>) = 0 [pid 9361] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9360] <... dup resumed>) = 4 [pid 9359] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9354] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9362] set_robust_list(0x7f42e824b9a0, 24 [pid 9361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9360] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9354] <... futex resumed>) = 0 [pid 9361] dup(3 [pid 9360] <... futex resumed>) = 1 [pid 9358] <... futex resumed>) = 0 [pid 9355] <... futex resumed>) = 0 [pid 9354] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9362] <... set_robust_list resumed>) = 0 [pid 9361] <... dup resumed>) = 4 [pid 9360] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9358] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9355] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9362] rt_sigprocmask(SIG_SETMASK, [], [pid 9361] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9355] <... futex resumed>) = 0 [pid 9361] <... futex resumed>) = 1 [pid 9360] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9355] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9354] <... futex resumed>) = 0 [pid 9361] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9354] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9354] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9361] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9362] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9362] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9358] <... futex resumed>) = 0 [pid 9358] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9358] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9362] dup(3) = 4 [pid 9362] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9362] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9358] <... futex resumed>) = 0 [pid 9358] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9362] <... futex resumed>) = 0 [pid 9358] <... futex resumed>) = 1 [pid 9362] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9358] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9353] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9353] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9353] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9353] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9356] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9353] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9356] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9363 attached [pid 9356] <... mprotect resumed>) = 0 [pid 9356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9353] <... clone3 resumed> => {parent_tid=[9363]}, 88) = 9363 [pid 9363] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9363] <... rseq resumed>) = 0 [pid 9356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9355] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9353] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9364 attached [pid 9363] set_robust_list(0x7f42e822a9a0, 24 [pid 9355] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9354] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9363] <... set_robust_list resumed>) = 0 [pid 9356] <... clone3 resumed> => {parent_tid=[9364]}, 88) = 9364 [pid 9355] <... futex resumed>) = 0 [pid 9354] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9353] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9363] rt_sigprocmask(SIG_SETMASK, [], [pid 9356] rt_sigprocmask(SIG_SETMASK, [], [pid 9355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9354] <... futex resumed>) = 0 [pid 9353] <... futex resumed>) = 0 [pid 9363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9355] <... mmap resumed>) = 0x7f42e820a000 [pid 9354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9353] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9363] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9356] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9354] <... mmap resumed>) = 0x7f42e820a000 [pid 9364] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9356] <... futex resumed>) = 0 [pid 9355] <... mprotect resumed>) = 0 [pid 9354] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9364] <... rseq resumed>) = 0 [pid 9356] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9355] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9354] <... mprotect resumed>) = 0 [pid 9364] set_robust_list(0x7f42e822a9a0, 24 [pid 9355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9354] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9365 attached [pid 9364] <... set_robust_list resumed>) = 0 [pid 9354] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9365] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9364] rt_sigprocmask(SIG_SETMASK, [], [pid 9355] <... clone3 resumed> => {parent_tid=[9365]}, 88) = 9365 [pid 9354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9366 attached [pid 9365] <... rseq resumed>) = 0 [pid 9364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9358] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9363] <... madvise resumed>) = 0 [pid 9364] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9358] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9366] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9365] set_robust_list(0x7f42e822a9a0, 24 [pid 9363] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] <... futex resumed>) = 0 [pid 9355] <... futex resumed>) = 0 [pid 9354] <... clone3 resumed> => {parent_tid=[9366]}, 88) = 9366 [pid 9355] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9354] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9363] <... futex resumed>) = 1 [pid 9358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9354] <... futex resumed>) = 0 [pid 9353] <... futex resumed>) = 0 [pid 9366] <... rseq resumed>) = 0 [pid 9365] <... set_robust_list resumed>) = 0 [pid 9364] <... madvise resumed>) = 0 [pid 9363] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9358] <... mmap resumed>) = 0x7f42e820a000 [pid 9365] rt_sigprocmask(SIG_SETMASK, [], [pid 9354] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9358] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9366] set_robust_list(0x7f42e822a9a0, 24 [pid 9365] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9358] <... mprotect resumed>) = 0 [pid 9353] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9366] <... set_robust_list resumed>) = 0 [pid 9363] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9358] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9353] <... futex resumed>) = 0 [pid 9366] rt_sigprocmask(SIG_SETMASK, [], [pid 9353] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9366] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9358] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9358] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9367]}, 88) = 9367 [pid 9358] rt_sigprocmask(SIG_SETMASK, [], [pid 9364] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9364] <... futex resumed>) = 1 [pid 9358] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9356] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9367 attached [pid 9365] <... madvise resumed>) = 0 [pid 9364] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9358] <... futex resumed>) = 0 [pid 9356] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9356] <... futex resumed>) = 0 [pid 9364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9364] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9356] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9365] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] <... futex resumed>) = 0 [pid 9367] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9365] <... futex resumed>) = 1 [pid 9355] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9367] <... rseq resumed>) = 0 [pid 9365] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9355] <... futex resumed>) = 0 [pid 9367] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9355] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9367] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9366] <... madvise resumed>) = 0 [pid 9366] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9354] <... futex resumed>) = 0 [pid 9354] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9366] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9354] <... futex resumed>) = 0 [pid 9354] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9363] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9363] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9353] <... futex resumed>) = 0 [pid 9363] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9364] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9364] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9367] <... madvise resumed>) = 0 [pid 9364] <... futex resumed>) = 1 [pid 9356] <... futex resumed>) = 0 [pid 9367] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9364] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9367] <... futex resumed>) = 1 [pid 9365] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9358] <... futex resumed>) = 0 [pid 9365] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9367] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9366] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9365] <... futex resumed>) = 1 [pid 9358] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9355] <... futex resumed>) = 0 [pid 9358] <... futex resumed>) = 0 [pid 9366] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9366] <... futex resumed>) = 1 [pid 9354] <... futex resumed>) = 0 [pid 9366] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9365] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9367] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9367] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9358] <... futex resumed>) = 0 [pid 9367] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9362] <... mmap resumed>) = 0x20000000 [pid 9361] <... mmap resumed>) = 0x20000000 [pid 9360] <... mmap resumed>) = 0x20000000 [pid 9359] <... mmap resumed>) = 0x20000000 [pid 9357] <... mmap resumed>) = 0x20000000 [pid 9362] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9361] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9360] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9359] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9358] exit_group(0 [pid 9357] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9354] exit_group(0 [pid 9353] exit_group(0 [pid 9367] <... futex resumed>) = ? [pid 9366] <... futex resumed>) = ? [pid 9363] <... futex resumed>) = ? [pid 9362] <... futex resumed>) = ? [pid 9361] <... futex resumed>) = ? [pid 9360] <... futex resumed>) = 0 [pid 9359] <... futex resumed>) = 0 [pid 9358] <... exit_group resumed>) = ? [pid 9357] <... futex resumed>) = ? [pid 9354] <... exit_group resumed>) = ? [pid 9353] <... exit_group resumed>) = ? [pid 9367] +++ exited with 0 +++ [pid 9366] +++ exited with 0 +++ [pid 9363] +++ exited with 0 +++ [pid 9362] +++ exited with 0 +++ [pid 9361] +++ exited with 0 +++ [pid 9360] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9356] exit_group(0 [pid 9355] exit_group(0 [pid 9365] <... futex resumed>) = ? [pid 9364] <... futex resumed>) = ? [pid 9360] <... futex resumed>) = ? [pid 9356] <... exit_group resumed>) = ? [pid 9355] <... exit_group resumed>) = ? [pid 9365] +++ exited with 0 +++ [pid 9364] +++ exited with 0 +++ [pid 9360] +++ exited with 0 +++ [pid 9357] +++ exited with 0 +++ [pid 9355] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9355, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9358] +++ exited with 0 +++ [pid 9354] +++ exited with 0 +++ [pid 9353] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9358, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9354, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9353, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9368 attached ./strace-static-x86_64: Process 9369 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9371 attached ./strace-static-x86_64: Process 9370 attached [pid 9368] set_robust_list(0x5555712a26a0, 24 [pid 9369] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9369 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9368 [pid 9371] set_robust_list(0x5555712a26a0, 24 [pid 9370] set_robust_list(0x5555712a26a0, 24 [pid 9368] <... set_robust_list resumed>) = 0 [pid 9369] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9371 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9370 [pid 9371] <... set_robust_list resumed>) = 0 [pid 9370] <... set_robust_list resumed>) = 0 [pid 9369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9369] <... prctl resumed>) = 0 [pid 9371] <... prctl resumed>) = 0 [pid 9368] <... prctl resumed>) = 0 [pid 9369] setpgid(0, 0 [pid 9371] setpgid(0, 0 [pid 9370] <... prctl resumed>) = 0 [pid 9368] setpgid(0, 0 [pid 9369] <... setpgid resumed>) = 0 [pid 9371] <... setpgid resumed>) = 0 [pid 9368] <... setpgid resumed>) = 0 [pid 9369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9370] setpgid(0, 0) = 0 [pid 9368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9369] <... openat resumed>) = 3 [pid 9371] <... openat resumed>) = 3 [pid 9370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9368] <... openat resumed>) = 3 [pid 9369] write(3, "1000", 4 [pid 9371] write(3, "1000", 4 [pid 9370] <... openat resumed>) = 3 [pid 9368] write(3, "1000", 4 [pid 9369] <... write resumed>) = 4 [pid 9371] <... write resumed>) = 4 [pid 9370] write(3, "1000", 4 [pid 9368] <... write resumed>) = 4 [pid 9369] close(3 [pid 9371] close(3 [pid 9370] <... write resumed>) = 4 executing program executing program [pid 9368] close(3 [pid 9369] <... close resumed>) = 0 [pid 9371] <... close resumed>) = 0 [pid 9370] close(3 [pid 9368] <... close resumed>) = 0 [pid 9369] write(1, "executing program\n", 18 [pid 9368] write(1, "executing program\n", 18 [pid 9369] <... write resumed>) = 18 [pid 9368] <... write resumed>) = 18 executing program [pid 9371] write(1, "executing program\n", 18 [pid 9370] <... close resumed>) = 0 [pid 9368] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9371] <... write resumed>) = 18 executing program [pid 9370] write(1, "executing program\n", 18 [pid 9368] <... futex resumed>) = 0 [pid 9369] <... futex resumed>) = 0 [pid 9371] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] <... write resumed>) = 18 [pid 9368] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9369] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9371] <... futex resumed>) = 0 [pid 9370] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9368] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9371] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9370] <... futex resumed>) = 0 [pid 9368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9369] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9371] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9370] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9371] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9370] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9368] <... mmap resumed>) = 0x7f42e822b000 [pid 9369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9369] <... mmap resumed>) = 0x7f42e822b000 [pid 9371] <... mmap resumed>) = 0x7f42e822b000 [pid 9370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9368] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9371] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9370] <... mmap resumed>) = 0x7f42e822b000 [pid 9371] <... mprotect resumed>) = 0 [pid 9370] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9368] <... mprotect resumed>) = 0 [pid 9369] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9371] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9370] <... mprotect resumed>) = 0 [pid 9368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9369] <... mprotect resumed>) = 0 [pid 9371] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9369] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9373 attached ./strace-static-x86_64: Process 9372 attached [pid 9370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9373] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9372] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9371] <... clone3 resumed> => {parent_tid=[9372]}, 88) = 9372 [pid 9370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9368] <... clone3 resumed> => {parent_tid=[9373]}, 88) = 9373 [pid 9369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9374 attached ./strace-static-x86_64: Process 9375 attached [pid 9373] <... rseq resumed>) = 0 [pid 9372] <... rseq resumed>) = 0 [pid 9371] rt_sigprocmask(SIG_SETMASK, [], [pid 9368] rt_sigprocmask(SIG_SETMASK, [], [pid 9359] +++ exited with 0 +++ [pid 9356] +++ exited with 0 +++ [pid 9375] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9374] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9373] set_robust_list(0x7f42e824b9a0, 24 [pid 9372] set_robust_list(0x7f42e824b9a0, 24 [pid 9371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9370] <... clone3 resumed> => {parent_tid=[9374]}, 88) = 9374 [pid 9368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9369] <... clone3 resumed> => {parent_tid=[9375]}, 88) = 9375 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9356, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9375] <... rseq resumed>) = 0 [pid 9374] <... rseq resumed>) = 0 [pid 9373] <... set_robust_list resumed>) = 0 [pid 9372] <... set_robust_list resumed>) = 0 [pid 9371] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] rt_sigprocmask(SIG_SETMASK, [], [pid 9368] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9375] set_robust_list(0x7f42e824b9a0, 24 [pid 9374] set_robust_list(0x7f42e824b9a0, 24 [pid 9373] rt_sigprocmask(SIG_SETMASK, [], [pid 9372] rt_sigprocmask(SIG_SETMASK, [], [pid 9371] <... futex resumed>) = 0 [pid 9368] <... futex resumed>) = 0 [pid 9369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9375] <... set_robust_list resumed>) = 0 [pid 9374] <... set_robust_list resumed>) = 0 [pid 9373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9371] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9368] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9369] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9375] rt_sigprocmask(SIG_SETMASK, [], [pid 9374] rt_sigprocmask(SIG_SETMASK, [], [pid 9373] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9372] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9370] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] <... futex resumed>) = 0 [pid 9375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9370] <... futex resumed>) = 0 [pid 9375] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9374] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9373] <... openat resumed>) = 3 [pid 9372] <... openat resumed>) = 3 [pid 9370] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9369] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9375] <... openat resumed>) = 3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9375] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9374] <... openat resumed>) = 3 [pid 9373] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9372] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9374] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9373] <... futex resumed>) = 1 [pid 9372] <... futex resumed>) = 1 [pid 9368] <... futex resumed>) = 0 [pid 9369] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9375] <... futex resumed>) = 0 [pid 9374] <... futex resumed>) = 1 [pid 9373] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9372] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9371] <... futex resumed>) = 0 [pid 9370] <... futex resumed>) = 0 [pid 9368] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9376 attached [pid 9375] dup(3 [pid 9374] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9371] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9368] <... futex resumed>) = 0 [pid 9369] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9376] set_robust_list(0x5555712a26a0, 24 [pid 9375] <... dup resumed>) = 4 [pid 9374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9373] dup(3 [pid 9372] <... futex resumed>) = 0 [pid 9371] <... futex resumed>) = 1 [pid 9370] <... futex resumed>) = 0 [pid 9368] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9376 [pid 9376] <... set_robust_list resumed>) = 0 [pid 9375] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9374] dup(3 [pid 9373] <... dup resumed>) = 4 [pid 9372] dup(3 [pid 9371] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9370] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9375] <... futex resumed>) = 1 [pid 9374] <... dup resumed>) = 4 [pid 9373] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9372] <... dup resumed>) = 4 [pid 9369] <... futex resumed>) = 0 [pid 9375] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9374] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9373] <... futex resumed>) = 1 [pid 9372] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9368] <... futex resumed>) = 0 [pid 9369] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9374] <... futex resumed>) = 1 [pid 9373] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9372] <... futex resumed>) = 1 [pid 9368] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] <... futex resumed>) = 0 [pid 9376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9374] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9372] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9371] <... futex resumed>) = 0 [pid 9370] <... futex resumed>) = 0 [pid 9375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9368] <... futex resumed>) = 0 [pid 9369] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9376] <... prctl resumed>) = 0 [pid 9375] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9373] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9371] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9368] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9376] setpgid(0, 0 [pid 9374] <... futex resumed>) = 0 [pid 9372] <... futex resumed>) = 0 [pid 9371] <... futex resumed>) = 1 [pid 9370] <... futex resumed>) = 1 [pid 9376] <... setpgid resumed>) = 0 [pid 9371] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9370] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9374] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9372] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9376] <... openat resumed>) = 3 [pid 9376] write(3, "1000", 4) = 4 [pid 9376] close(3) = 0 executing program [pid 9376] write(1, "executing program\n", 18) = 18 [pid 9376] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9376] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9376] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9376] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} => {parent_tid=[9377]}, 88) = 9377 ./strace-static-x86_64: Process 9377 attached [pid 9376] rt_sigprocmask(SIG_SETMASK, [], [pid 9377] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9377] <... rseq resumed>) = 0 [pid 9377] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9376] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9377] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9376] <... futex resumed>) = 0 [pid 9377] <... openat resumed>) = 3 [pid 9376] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9377] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9376] <... futex resumed>) = 0 [pid 9377] dup(3 [pid 9376] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9377] <... dup resumed>) = 4 [pid 9376] <... futex resumed>) = 0 [pid 9377] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9376] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9377] <... futex resumed>) = 0 [pid 9376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9377] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9376] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9376] <... futex resumed>) = 0 [pid 9377] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9376] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9369] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9369] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9368] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9368] <... futex resumed>) = 0 [pid 9371] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9369] <... futex resumed>) = 0 [pid 9368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9371] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9371] <... futex resumed>) = 0 [pid 9368] <... mmap resumed>) = 0x7f42e820a000 [pid 9369] <... mmap resumed>) = 0x7f42e820a000 [pid 9371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9370] <... futex resumed>) = 0 [pid 9368] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9369] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9368] <... mprotect resumed>) = 0 [pid 9370] <... mmap resumed>) = 0x7f42e820a000 [pid 9368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9369] <... mprotect resumed>) = 0 [pid 9371] <... mmap resumed>) = 0x7f42e820a000 [pid 9370] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9371] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9378 attached [pid 9371] <... mprotect resumed>) = 0 [pid 9370] <... mprotect resumed>) = 0 [pid 9369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9378] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9368] <... clone3 resumed> => {parent_tid=[9378]}, 88) = 9378 [pid 9369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9378] <... rseq resumed>) = 0 [pid 9368] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9379 attached [pid 9378] set_robust_list(0x7f42e822a9a0, 24 [pid 9371] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9379] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9378] <... set_robust_list resumed>) = 0 [pid 9371] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9368] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] <... clone3 resumed> => {parent_tid=[9379]}, 88) = 9379 ./strace-static-x86_64: Process 9380 attached [pid 9379] <... rseq resumed>) = 0 [pid 9378] rt_sigprocmask(SIG_SETMASK, [], [pid 9371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9368] <... futex resumed>) = 0 [pid 9369] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9381 attached [pid 9380] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9379] set_robust_list(0x7f42e822a9a0, 24 [pid 9378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9370] <... clone3 resumed> => {parent_tid=[9380]}, 88) = 9380 [pid 9368] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9381] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9380] <... rseq resumed>) = 0 [pid 9379] <... set_robust_list resumed>) = 0 [pid 9378] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9371] <... clone3 resumed> => {parent_tid=[9381]}, 88) = 9381 [pid 9370] rt_sigprocmask(SIG_SETMASK, [], [pid 9369] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9381] <... rseq resumed>) = 0 [pid 9380] set_robust_list(0x7f42e822a9a0, 24 [pid 9379] rt_sigprocmask(SIG_SETMASK, [], [pid 9370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9369] <... futex resumed>) = 0 [pid 9381] set_robust_list(0x7f42e822a9a0, 24 [pid 9380] <... set_robust_list resumed>) = 0 [pid 9379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9370] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9369] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9371] rt_sigprocmask(SIG_SETMASK, [], [pid 9381] <... set_robust_list resumed>) = 0 [pid 9380] rt_sigprocmask(SIG_SETMASK, [], [pid 9379] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9370] <... futex resumed>) = 0 [pid 9381] rt_sigprocmask(SIG_SETMASK, [], [pid 9380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9379] <... madvise resumed>) = 0 [pid 9378] <... madvise resumed>) = 0 [pid 9371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9370] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9380] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9371] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9381] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9371] <... futex resumed>) = 0 [pid 9381] <... madvise resumed>) = 0 [pid 9376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9371] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9376] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9378] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9376] <... mmap resumed>) = 0x7f42e820a000 [pid 9368] <... futex resumed>) = 0 [pid 9378] <... futex resumed>) = 1 [pid 9376] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9368] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9378] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9376] <... mprotect resumed>) = 0 [pid 9368] <... futex resumed>) = 0 [pid 9379] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9376] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9368] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9379] <... futex resumed>) = 1 [pid 9369] <... futex resumed>) = 0 [pid 9380] <... madvise resumed>) = 0 [pid 9379] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9376] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9369] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9369] <... futex resumed>) = 0 [pid 9379] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9369] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9381] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9380] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9381] <... futex resumed>) = 1 [pid 9371] <... futex resumed>) = 0 [pid 9381] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9380] <... futex resumed>) = 1 [pid 9371] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9370] <... futex resumed>) = 0 [pid 9380] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9371] <... futex resumed>) = 0 [pid 9370] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9382 attached [pid 9380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9371] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9370] <... futex resumed>) = 0 [pid 9382] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9380] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9376] <... clone3 resumed> => {parent_tid=[9382]}, 88) = 9382 [pid 9370] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9382] <... rseq resumed>) = 0 [pid 9376] rt_sigprocmask(SIG_SETMASK, [], [pid 9382] set_robust_list(0x7f42e822a9a0, 24 [pid 9376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9382] <... set_robust_list resumed>) = 0 [pid 9376] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9382] rt_sigprocmask(SIG_SETMASK, [], [pid 9376] <... futex resumed>) = 0 [pid 9382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9382] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9376] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9378] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9378] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9368] <... futex resumed>) = 0 [pid 9378] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9381] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9381] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9371] <... futex resumed>) = 0 [pid 9381] <... futex resumed>) = 1 [pid 9381] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9379] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9380] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9380] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9379] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9380] <... futex resumed>) = 1 [pid 9379] <... futex resumed>) = 1 [pid 9370] <... futex resumed>) = 0 [pid 9369] <... futex resumed>) = 0 [pid 9380] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9379] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9382] <... madvise resumed>) = 0 [pid 9382] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9377] <... mmap resumed>) = 0x20000000 [pid 9382] <... futex resumed>) = 1 [pid 9372] <... mmap resumed>) = 0x20000000 [pid 9382] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9372] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9372] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9371] exit_group(0 [pid 9372] <... futex resumed>) = ? [pid 9371] <... exit_group resumed>) = ? [pid 9381] <... futex resumed>) = ? [pid 9381] +++ exited with 0 +++ [pid 9376] <... futex resumed>) = 0 [pid 9376] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9382] <... futex resumed>) = 0 [pid 9376] <... futex resumed>) = 1 [pid 9375] <... mmap resumed>) = 0x20000000 [pid 9382] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9376] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9375] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9375] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9369] exit_group(0 [pid 9379] <... futex resumed>) = ? [pid 9375] <... futex resumed>) = ? [pid 9369] <... exit_group resumed>) = ? [pid 9379] +++ exited with 0 +++ [pid 9377] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9382] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9373] <... mmap resumed>) = 0x20000000 [pid 9372] +++ exited with 0 +++ [pid 9371] +++ exited with 0 +++ [pid 9377] <... futex resumed>) = 0 [pid 9382] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9377] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9371, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 9382] <... futex resumed>) = 1 [pid 9376] <... futex resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9382] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9376] exit_group(0 [pid 9374] <... mmap resumed>) = 0x20000000 [pid 9373] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9382] <... futex resumed>) = ? [pid 9377] <... futex resumed>) = ? [pid 9376] <... exit_group resumed>) = ? [pid 9382] +++ exited with 0 +++ [pid 9377] +++ exited with 0 +++ [pid 9374] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9374] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9373] <... futex resumed>) = 0 [pid 9373] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9368] exit_group(0 [pid 9370] exit_group(0 [pid 9378] <... futex resumed>) = ? [pid 9368] <... exit_group resumed>) = ? [pid 9380] <... futex resumed>) = ? [pid 9370] <... exit_group resumed>) = ? [pid 9378] +++ exited with 0 +++ [pid 9380] +++ exited with 0 +++ [pid 9375] +++ exited with 0 +++ [pid 9374] <... futex resumed>) = ? [pid 9373] <... futex resumed>) = ? [pid 9369] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9369, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9383 attached , child_tidptr=0x5555712a2690) = 9383 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9384 attached [pid 9383] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9384 [pid 9376] +++ exited with 0 +++ [pid 9383] <... set_robust_list resumed>) = 0 [pid 9384] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9374] +++ exited with 0 +++ [pid 9370] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9376, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9383] <... prctl resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9370, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9384] <... prctl resumed>) = 0 [pid 9383] setpgid(0, 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9384] setpgid(0, 0) = 0 [pid 9383] <... setpgid resumed>) = 0 [pid 9384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9384] <... openat resumed>) = 3 [pid 9383] <... openat resumed>) = 3 [pid 9383] write(3, "1000", 4 [pid 9384] write(3, "1000", 4 [pid 9383] <... write resumed>) = 4 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9384] <... write resumed>) = 4 [pid 9373] +++ exited with 0 +++ [pid 9368] +++ exited with 0 +++ executing program executing program [pid 9384] close(3 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9368, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9384] <... close resumed>) = 0 ./strace-static-x86_64: Process 9385 attached [pid 9384] write(1, "executing program\n", 18 [pid 9383] close(3) = 0 [pid 9383] write(1, "executing program\n", 18) = 18 [pid 9383] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9383] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9385] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 9386 attached [pid 9384] <... write resumed>) = 18 [pid 9383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9385 [pid 9383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9384] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9385] <... set_robust_list resumed>) = 0 [pid 9383] <... mmap resumed>) = 0x7f42e822b000 [pid 9383] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9386] set_robust_list(0x5555712a26a0, 24 [pid 9384] <... futex resumed>) = 0 [pid 9383] <... mprotect resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9386 [pid 9386] <... set_robust_list resumed>) = 0 [pid 9385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9384] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9385] <... prctl resumed>) = 0 [pid 9384] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9385] setpgid(0, 0 [pid 9383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9386] <... prctl resumed>) = 0 [pid 9384] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9387 attached [pid 9383] <... clone3 resumed> => {parent_tid=[9387]}, 88) = 9387 [pid 9387] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9383] rt_sigprocmask(SIG_SETMASK, [], [pid 9387] <... rseq resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9387] set_robust_list(0x7f42e824b9a0, 24 [pid 9386] setpgid(0, 0 [pid 9385] <... setpgid resumed>) = 0 [pid 9384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9386] <... setpgid resumed>) = 0 [pid 9385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9384] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9388 attached [pid 9387] <... set_robust_list resumed>) = 0 [pid 9386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9385] <... openat resumed>) = 3 [pid 9384] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9383] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] set_robust_list(0x5555712a26a0, 24 [pid 9387] rt_sigprocmask(SIG_SETMASK, [], [pid 9386] <... openat resumed>) = 3 [pid 9383] <... futex resumed>) = 0 [pid 9388] <... set_robust_list resumed>) = 0 [pid 9387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9386] write(3, "1000", 4 [pid 9385] write(3, "1000", 4 [pid 9384] <... mprotect resumed>) = 0 [pid 9383] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9388 [pid 9388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9387] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9386] <... write resumed>) = 4 [pid 9385] <... write resumed>) = 4 [pid 9384] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9386] close(3 [pid 9385] close(3 [pid 9386] <... close resumed>) = 0 [pid 9385] <... close resumed>) = 0 [pid 9384] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9388] <... prctl resumed>) = 0 [pid 9387] <... openat resumed>) = 3 [pid 9386] write(1, "executing program\n", 18 executing program executing program [pid 9385] write(1, "executing program\n", 18 [pid 9384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9389 attached [pid 9388] setpgid(0, 0 [pid 9387] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9386] <... write resumed>) = 18 [pid 9385] <... write resumed>) = 18 [pid 9389] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9388] <... setpgid resumed>) = 0 [pid 9387] <... futex resumed>) = 1 [pid 9386] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9385] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9383] <... futex resumed>) = 0 [pid 9384] <... clone3 resumed> => {parent_tid=[9389]}, 88) = 9389 [pid 9389] <... rseq resumed>) = 0 [pid 9388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9387] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9383] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9389] set_robust_list(0x7f42e824b9a0, 24 [pid 9384] rt_sigprocmask(SIG_SETMASK, [], [pid 9383] <... futex resumed>) = 0 [pid 9386] <... futex resumed>) = 0 [pid 9385] <... futex resumed>) = 0 [pid 9383] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9388] <... openat resumed>) = 3 [pid 9387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9386] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9389] <... set_robust_list resumed>) = 0 [pid 9385] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9386] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9385] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9389] rt_sigprocmask(SIG_SETMASK, [], [pid 9388] write(3, "1000", 4 [pid 9387] dup(3 [pid 9384] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9388] <... write resumed>) = 4 [pid 9387] <... dup resumed>) = 4 [pid 9386] <... mmap resumed>) = 0x7f42e822b000 [pid 9385] <... mmap resumed>) = 0x7f42e822b000 [pid 9384] <... futex resumed>) = 0 [pid 9389] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9388] close(3 [pid 9387] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9386] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9385] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9384] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9389] <... openat resumed>) = 3 [pid 9388] <... close resumed>) = 0 executing program [pid 9387] <... futex resumed>) = 1 [pid 9385] <... mprotect resumed>) = 0 [pid 9386] <... mprotect resumed>) = 0 [pid 9383] <... futex resumed>) = 0 [pid 9389] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] write(1, "executing program\n", 18 [pid 9387] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9383] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9389] <... futex resumed>) = 1 [pid 9388] <... write resumed>) = 18 [pid 9387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9386] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9385] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9384] <... futex resumed>) = 0 [pid 9383] <... futex resumed>) = 0 [pid 9389] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9388] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9387] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9384] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9383] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9388] <... futex resumed>) = 0 [pid 9386] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9385] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9384] <... futex resumed>) = 0 [pid 9389] dup(3 [pid 9388] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9384] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9391 attached ./strace-static-x86_64: Process 9390 attached [pid 9389] <... dup resumed>) = 4 [pid 9388] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9390] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9389] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9390] <... rseq resumed>) = 0 [pid 9388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9390] set_robust_list(0x7f42e824b9a0, 24 [pid 9389] <... futex resumed>) = 1 [pid 9384] <... futex resumed>) = 0 [pid 9390] <... set_robust_list resumed>) = 0 [pid 9389] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9384] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9390] rt_sigprocmask(SIG_SETMASK, [], [pid 9389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9384] <... futex resumed>) = 0 [pid 9390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9389] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9384] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9390] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9391] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9386] <... clone3 resumed> => {parent_tid=[9390]}, 88) = 9390 [pid 9385] <... clone3 resumed> => {parent_tid=[9391]}, 88) = 9391 [pid 9391] <... rseq resumed>) = 0 [pid 9388] <... mmap resumed>) = 0x7f42e822b000 [pid 9386] rt_sigprocmask(SIG_SETMASK, [], [pid 9385] rt_sigprocmask(SIG_SETMASK, [], [pid 9391] set_robust_list(0x7f42e824b9a0, 24 [pid 9388] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9391] <... set_robust_list resumed>) = 0 [pid 9386] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9385] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9391] rt_sigprocmask(SIG_SETMASK, [], [pid 9386] <... futex resumed>) = 1 [pid 9385] <... futex resumed>) = 0 [pid 9391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9386] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9385] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9391] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9391] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9385] <... futex resumed>) = 0 [pid 9391] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9385] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9385] <... futex resumed>) = 0 [pid 9391] dup(3 [pid 9385] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9391] <... dup resumed>) = 4 [pid 9391] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9385] <... futex resumed>) = 0 [pid 9391] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9385] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9390] <... futex resumed>) = 0 [pid 9388] <... mprotect resumed>) = 0 [pid 9385] <... futex resumed>) = 0 [pid 9391] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9385] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9390] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9390] <... openat resumed>) = 3 [pid 9388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9390] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9390] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9392 attached [pid 9390] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9386] <... futex resumed>) = 0 [pid 9388] <... clone3 resumed> => {parent_tid=[9392]}, 88) = 9392 [pid 9392] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9388] rt_sigprocmask(SIG_SETMASK, [], [pid 9386] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9392] <... rseq resumed>) = 0 [pid 9390] <... futex resumed>) = 0 [pid 9388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9386] <... futex resumed>) = 1 [pid 9392] set_robust_list(0x7f42e824b9a0, 24 [pid 9390] dup(3 [pid 9388] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9386] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9392] <... set_robust_list resumed>) = 0 [pid 9390] <... dup resumed>) = 4 [pid 9388] <... futex resumed>) = 0 [pid 9392] rt_sigprocmask(SIG_SETMASK, [], [pid 9390] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9388] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9390] <... futex resumed>) = 1 [pid 9386] <... futex resumed>) = 0 [pid 9392] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9390] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9386] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9392] <... openat resumed>) = 3 [pid 9390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9386] <... futex resumed>) = 0 [pid 9392] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9390] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9386] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9392] <... futex resumed>) = 1 [pid 9388] <... futex resumed>) = 0 [pid 9392] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 9388] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9392] dup(3 [pid 9388] <... futex resumed>) = 0 [pid 9392] <... dup resumed>) = 4 [pid 9388] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9392] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9392] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9388] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9392] <... futex resumed>) = 0 [pid 9388] <... futex resumed>) = 1 [pid 9392] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9388] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9383] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9383] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9384] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9384] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9383] <... mmap resumed>) = 0x7f42e820a000 [pid 9384] <... futex resumed>) = 0 [pid 9383] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9384] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9383] <... mprotect resumed>) = 0 [pid 9384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9393 attached [pid 9393] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9384] <... clone3 resumed> => {parent_tid=[9393]}, 88) = 9393 [pid 9393] <... rseq resumed>) = 0 [pid 9393] set_robust_list(0x7f42e822a9a0, 24 [pid 9384] rt_sigprocmask(SIG_SETMASK, [], [pid 9393] <... set_robust_list resumed>) = 0 [pid 9384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9393] rt_sigprocmask(SIG_SETMASK, [], [pid 9384] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9384] <... futex resumed>) = 0 [pid 9393] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9384] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9394 attached [pid 9385] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9383] <... clone3 resumed> => {parent_tid=[9394]}, 88) = 9394 [pid 9394] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9385] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9383] rt_sigprocmask(SIG_SETMASK, [], [pid 9394] <... rseq resumed>) = 0 [pid 9385] <... futex resumed>) = 0 [pid 9383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9394] set_robust_list(0x7f42e822a9a0, 24 [pid 9385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9383] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9394] <... set_robust_list resumed>) = 0 [pid 9385] <... mmap resumed>) = 0x7f42e820a000 [pid 9383] <... futex resumed>) = 0 [pid 9394] rt_sigprocmask(SIG_SETMASK, [], [pid 9385] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9383] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9393] <... madvise resumed>) = 0 [pid 9394] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9386] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9393] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9394] <... madvise resumed>) = 0 [pid 9388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9386] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9385] <... mprotect resumed>) = 0 [pid 9384] <... futex resumed>) = 0 [pid 9388] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9386] <... futex resumed>) = 0 [pid 9385] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9388] <... futex resumed>) = 0 [pid 9388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9384] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9386] <... mmap resumed>) = 0x7f42e820a000 [pid 9384] <... futex resumed>) = 0 [pid 9386] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 9395 attached [pid 9386] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9385] <... clone3 resumed> => {parent_tid=[9395]}, 88) = 9395 [pid 9384] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9393] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9385] rt_sigprocmask(SIG_SETMASK, [], [pid 9395] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9386] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9394] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9385] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] <... mmap resumed>) = 0x7f42e820a000 [pid 9395] <... rseq resumed>) = 0 [pid 9385] <... futex resumed>) = 0 [pid 9395] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9385] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9396 attached [pid 9395] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9394] <... futex resumed>) = 1 [pid 9388] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9383] <... futex resumed>) = 0 [pid 9396] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9383] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9396] <... rseq resumed>) = 0 [pid 9394] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9388] <... mprotect resumed>) = 0 [pid 9383] <... futex resumed>) = 0 [pid 9396] set_robust_list(0x7f42e822a9a0, 24 [pid 9386] <... clone3 resumed> => {parent_tid=[9396]}, 88) = 9396 [pid 9383] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9396] <... set_robust_list resumed>) = 0 [pid 9388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9386] rt_sigprocmask(SIG_SETMASK, [], [pid 9396] rt_sigprocmask(SIG_SETMASK, [], [pid 9388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9396] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9386] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9397 attached [pid 9396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9386] <... futex resumed>) = 0 [pid 9396] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9386] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9395] <... madvise resumed>) = 0 [pid 9388] <... clone3 resumed> => {parent_tid=[9397]}, 88) = 9397 [pid 9397] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9397] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9397] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9388] rt_sigprocmask(SIG_SETMASK, [], [pid 9396] <... madvise resumed>) = 0 [pid 9395] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9395] <... futex resumed>) = 1 [pid 9388] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9385] <... futex resumed>) = 0 [pid 9395] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9388] <... futex resumed>) = 1 [pid 9385] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9388] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9385] <... futex resumed>) = 0 [pid 9395] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9385] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9397] <... futex resumed>) = 0 [pid 9396] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9397] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9396] <... futex resumed>) = 1 [pid 9386] <... futex resumed>) = 0 [pid 9397] <... madvise resumed>) = 0 [pid 9396] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9386] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9397] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9396] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9395] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9394] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9393] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9386] <... futex resumed>) = 0 [pid 9384] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9383] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9396] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9386] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9396] <... futex resumed>) = 0 [pid 9386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9396] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9397] <... futex resumed>) = 1 [pid 9395] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9394] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] <... futex resumed>) = 0 [pid 9397] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9395] <... futex resumed>) = 1 [pid 9394] <... futex resumed>) = 0 [pid 9388] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9395] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9394] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9393] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] <... futex resumed>) = 0 [pid 9385] <... futex resumed>) = 0 [pid 9397] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9393] <... futex resumed>) = 0 [pid 9388] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9397] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9397] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9393] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9392] <... mmap resumed>) = 0x20000000 [pid 9392] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9391] <... mmap resumed>) = 0x20000000 [pid 9390] <... mmap resumed>) = 0x20000000 [pid 9389] <... mmap resumed>) = 0x20000000 [pid 9387] <... mmap resumed>) = 0x20000000 [pid 9392] <... futex resumed>) = 0 [pid 9391] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9390] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9389] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9388] exit_group(0 [pid 9386] exit_group(0 [pid 9385] exit_group(0 [pid 9387] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9384] exit_group(0 [pid 9397] <... futex resumed>) = ? [pid 9396] <... futex resumed>) = ? [pid 9395] <... futex resumed>) = ? [pid 9393] <... futex resumed>) = ? [pid 9391] <... futex resumed>) = ? [pid 9390] <... futex resumed>) = ? [pid 9389] <... futex resumed>) = ? [pid 9388] <... exit_group resumed>) = ? [pid 9387] <... futex resumed>) = 0 [pid 9386] <... exit_group resumed>) = ? [pid 9385] <... exit_group resumed>) = ? [pid 9384] <... exit_group resumed>) = ? [pid 9397] +++ exited with 0 +++ [pid 9396] +++ exited with 0 +++ [pid 9395] +++ exited with 0 +++ [pid 9393] +++ exited with 0 +++ [pid 9392] +++ exited with 0 +++ [pid 9391] +++ exited with 0 +++ [pid 9390] +++ exited with 0 +++ [pid 9389] +++ exited with 0 +++ [pid 9388] +++ exited with 0 +++ [pid 9387] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9386] +++ exited with 0 +++ [pid 9385] +++ exited with 0 +++ [pid 9383] exit_group(0) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9386, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9387] <... futex resumed>) = ? [pid 9394] <... futex resumed>) = ? [pid 9387] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9385, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9388, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9399 attached ./strace-static-x86_64: Process 9398 attached [pid 9384] +++ exited with 0 +++ [pid 9399] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9399 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9398 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9384, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9399] <... set_robust_list resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9398] set_robust_list(0x5555712a26a0, 24 [pid 9399] setpgid(0, 0) = 0 [pid 9398] <... set_robust_list resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9399] <... openat resumed>) = 3 [pid 9398] <... prctl resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9400 attached [pid 9399] write(3, "1000", 4 [pid 9398] setpgid(0, 0 [pid 9394] +++ exited with 0 +++ [pid 9383] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9400] set_robust_list(0x5555712a26a0, 24 [pid 9399] <... write resumed>) = 4 [pid 9398] <... setpgid resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9400 ./strace-static-x86_64: Process 9401 attached [pid 9400] <... set_robust_list resumed>) = 0 [pid 9399] close(3 [pid 9398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9383, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9399] <... close resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9401] set_robust_list(0x5555712a26a0, 24 [pid 9398] <... openat resumed>) = 3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9401 [pid 9401] <... set_robust_list resumed>) = 0 [pid 9400] <... prctl resumed>) = 0 executing program [pid 9399] write(1, "executing program\n", 18 [pid 9398] write(3, "1000", 4 [pid 9401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9400] setpgid(0, 0 [pid 9399] <... write resumed>) = 18 [pid 9398] <... write resumed>) = 4 [pid 9401] <... prctl resumed>) = 0 [pid 9401] setpgid(0, 0 [pid 9400] <... setpgid resumed>) = 0 [pid 9401] <... setpgid resumed>) = 0 [pid 9399] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] close(3 [pid 9399] <... futex resumed>) = 0 [pid 9400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9398] <... close resumed>) = 0 [pid 9401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9400] <... openat resumed>) = 3 [pid 9399] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9398] write(1, "executing program\n", 18executing program [pid 9399] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9400] write(3, "1000", 4 [pid 9398] <... write resumed>) = 18 [pid 9399] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9401] write(3, "1000", 4 [pid 9399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9401] <... write resumed>) = 4 [pid 9398] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9401] close(3) = 0 executing program [pid 9401] write(1, "executing program\n", 18) = 18 [pid 9401] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9400] <... write resumed>) = 4 [pid 9399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9400] close(3 [pid 9398] <... futex resumed>) = 0 [pid 9401] <... futex resumed>) = 0 [pid 9399] <... mmap resumed>) = 0x7f42e822b000 [pid 9398] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9401] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9400] <... close resumed>) = 0 [pid 9398] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 9401] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9400] write(1, "executing program\n", 18 [pid 9399] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9400] <... write resumed>) = 18 [pid 9398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9400] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9399] <... mprotect resumed>) = 0 [pid 9398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9398] <... mmap resumed>) = 0x7f42e822b000 [pid 9401] <... mmap resumed>) = 0x7f42e822b000 [pid 9400] <... futex resumed>) = 0 [pid 9399] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9398] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9401] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9400] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9398] <... mprotect resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9401] <... mprotect resumed>) = 0 [pid 9400] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9399] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9398] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 9402 attached [pid 9401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9399] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9398] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9403 attached [pid 9401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9402 ./strace-static-x86_64: Process 9405 attached ./strace-static-x86_64: Process 9404 attached [pid 9403] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9402] set_robust_list(0x5555712a26a0, 24 [pid 9400] <... mmap resumed>) = 0x7f42e822b000 [pid 9399] <... clone3 resumed> => {parent_tid=[9403]}, 88) = 9403 [pid 9405] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9404] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9403] <... rseq resumed>) = 0 [pid 9402] <... set_robust_list resumed>) = 0 [pid 9400] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9399] rt_sigprocmask(SIG_SETMASK, [], [pid 9398] <... clone3 resumed> => {parent_tid=[9405]}, 88) = 9405 [pid 9405] <... rseq resumed>) = 0 [pid 9404] <... rseq resumed>) = 0 [pid 9403] set_robust_list(0x7f42e824b9a0, 24 [pid 9402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9401] <... clone3 resumed> => {parent_tid=[9404]}, 88) = 9404 [pid 9400] <... mprotect resumed>) = 0 [pid 9399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9398] rt_sigprocmask(SIG_SETMASK, [], [pid 9405] set_robust_list(0x7f42e824b9a0, 24 [pid 9404] set_robust_list(0x7f42e824b9a0, 24 [pid 9403] <... set_robust_list resumed>) = 0 [pid 9402] <... prctl resumed>) = 0 [pid 9401] rt_sigprocmask(SIG_SETMASK, [], [pid 9400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9399] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9405] <... set_robust_list resumed>) = 0 [pid 9404] <... set_robust_list resumed>) = 0 [pid 9403] rt_sigprocmask(SIG_SETMASK, [], [pid 9402] setpgid(0, 0 [pid 9401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9405] rt_sigprocmask(SIG_SETMASK, [], [pid 9402] <... setpgid resumed>) = 0 [pid 9401] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9399] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9405] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9401] <... futex resumed>) = 0 [pid 9404] rt_sigprocmask(SIG_SETMASK, [], [pid 9403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9401] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9398] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9403] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9398] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9406 attached [pid 9405] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9404] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9403] <... openat resumed>) = 3 [pid 9398] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9406] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9405] <... openat resumed>) = 3 [pid 9404] <... openat resumed>) = 3 [pid 9403] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9402] <... openat resumed>) = 3 [pid 9400] <... clone3 resumed> => {parent_tid=[9406]}, 88) = 9406 [pid 9406] <... rseq resumed>) = 0 [pid 9404] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9403] <... futex resumed>) = 1 [pid 9400] rt_sigprocmask(SIG_SETMASK, [], [pid 9406] set_robust_list(0x7f42e824b9a0, 24 [pid 9404] <... futex resumed>) = 1 [pid 9403] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9406] <... set_robust_list resumed>) = 0 [pid 9404] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9400] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9406] rt_sigprocmask(SIG_SETMASK, [], [pid 9400] <... futex resumed>) = 0 [pid 9406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9400] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9406] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9405] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9402] write(3, "1000", 4 [pid 9401] <... futex resumed>) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9405] <... futex resumed>) = 1 [pid 9402] <... write resumed>) = 4 [pid 9401] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9399] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] <... futex resumed>) = 0 [pid 9405] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 9402] close(3 [pid 9401] <... futex resumed>) = 1 [pid 9399] <... futex resumed>) = 1 [pid 9402] <... close resumed>) = 0 [pid 9401] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9399] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9402] write(1, "executing program\n", 18 [pid 9406] <... openat resumed>) = 3 [pid 9404] <... futex resumed>) = 0 [pid 9403] <... futex resumed>) = 0 [pid 9402] <... write resumed>) = 18 [pid 9398] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9406] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9404] dup(3 [pid 9403] dup(3 [pid 9402] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9406] <... futex resumed>) = 1 [pid 9405] <... futex resumed>) = 0 [pid 9404] <... dup resumed>) = 4 [pid 9403] <... dup resumed>) = 4 [pid 9402] <... futex resumed>) = 0 [pid 9400] <... futex resumed>) = 0 [pid 9398] <... futex resumed>) = 1 [pid 9406] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9405] dup(3 [pid 9404] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9403] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9402] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9400] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9405] <... dup resumed>) = 4 [pid 9404] <... futex resumed>) = 1 [pid 9403] <... futex resumed>) = 1 [pid 9402] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9401] <... futex resumed>) = 0 [pid 9400] <... futex resumed>) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9406] dup(3 [pid 9405] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9404] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9403] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9401] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9400] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9399] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9406] <... dup resumed>) = 4 [pid 9403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9401] <... futex resumed>) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9406] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9405] <... futex resumed>) = 1 [pid 9404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9403] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9401] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9399] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9398] <... futex resumed>) = 0 [pid 9406] <... futex resumed>) = 1 [pid 9405] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9404] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9400] <... futex resumed>) = 0 [pid 9406] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9402] <... mmap resumed>) = 0x7f42e822b000 [pid 9400] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9405] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9400] <... futex resumed>) = 0 [pid 9398] <... futex resumed>) = 0 [pid 9400] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9398] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9402] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9402] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9407 attached [pid 9407] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9402] <... clone3 resumed> => {parent_tid=[9407]}, 88) = 9407 [pid 9407] <... rseq resumed>) = 0 [pid 9402] rt_sigprocmask(SIG_SETMASK, [], [pid 9407] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9407] rt_sigprocmask(SIG_SETMASK, [], [pid 9402] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9402] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9407] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9407] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9402] <... futex resumed>) = 0 [pid 9407] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9402] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9407] <... futex resumed>) = 0 [pid 9402] <... futex resumed>) = 1 [pid 9402] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9407] dup(3) = 4 [pid 9407] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9402] <... futex resumed>) = 0 [pid 9407] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9402] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9402] <... futex resumed>) = 0 [pid 9407] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9402] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9401] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9401] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9399] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9401] <... mmap resumed>) = 0x7f42e820a000 [pid 9399] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9401] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9399] <... futex resumed>) = 0 [pid 9398] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9400] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9398] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9400] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9399] <... mmap resumed>) = 0x7f42e820a000 [pid 9398] <... futex resumed>) = 0 [pid 9401] <... mprotect resumed>) = 0 [pid 9399] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9400] <... futex resumed>) = 0 [pid 9401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9399] <... mprotect resumed>) = 0 [pid 9398] <... mmap resumed>) = 0x7f42e820a000 [pid 9398] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9399] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9399] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9408 attached [pid 9400] <... mmap resumed>) = 0x7f42e820a000 [pid 9399] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9398] <... mprotect resumed>) = 0 [pid 9408] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9398] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9409 attached [pid 9401] <... clone3 resumed> => {parent_tid=[9408]}, 88) = 9408 [pid 9400] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9408] <... rseq resumed>) = 0 [pid 9398] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9408] set_robust_list(0x7f42e822a9a0, 24 [pid 9398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9400] <... mprotect resumed>) = 0 [pid 9399] <... clone3 resumed> => {parent_tid=[9409]}, 88) = 9409 [pid 9409] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9401] rt_sigprocmask(SIG_SETMASK, [], [pid 9399] rt_sigprocmask(SIG_SETMASK, [], [pid 9409] <... rseq resumed>) = 0 [pid 9401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9409] set_robust_list(0x7f42e822a9a0, 24 [pid 9401] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9409] <... set_robust_list resumed>) = 0 [pid 9400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9401] <... futex resumed>) = 0 [pid 9399] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9409] rt_sigprocmask(SIG_SETMASK, [], [pid 9401] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9399] <... futex resumed>) = 0 [pid 9409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9399] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9409] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 9410 attached [pid 9408] <... set_robust_list resumed>) = 0 [pid 9410] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9408] rt_sigprocmask(SIG_SETMASK, [], [pid 9410] <... rseq resumed>) = 0 [pid 9408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9398] <... clone3 resumed> => {parent_tid=[9410]}, 88) = 9410 [pid 9410] set_robust_list(0x7f42e822a9a0, 24 [pid 9408] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 9411 attached [pid 9410] <... set_robust_list resumed>) = 0 [pid 9409] <... madvise resumed>) = 0 [pid 9398] rt_sigprocmask(SIG_SETMASK, [], [pid 9410] rt_sigprocmask(SIG_SETMASK, [], [pid 9398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9398] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9411] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9410] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9408] <... madvise resumed>) = 0 [pid 9400] <... clone3 resumed> => {parent_tid=[9411]}, 88) = 9411 [pid 9398] <... futex resumed>) = 0 [pid 9402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9411] <... rseq resumed>) = 0 [pid 9410] <... madvise resumed>) = 0 [pid 9402] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9402] <... futex resumed>) = 0 [pid 9402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9402] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9408] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9402] <... mprotect resumed>) = 0 [pid 9408] <... futex resumed>) = 1 [pid 9402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9401] <... futex resumed>) = 0 [pid 9402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9401] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9411] set_robust_list(0x7f42e822a9a0, 24 [pid 9409] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9401] <... futex resumed>) = 0 [pid 9400] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9412 attached [pid 9408] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9401] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9411] <... set_robust_list resumed>) = 0 [pid 9409] <... futex resumed>) = 1 [pid 9402] <... clone3 resumed> => {parent_tid=[9412]}, 88) = 9412 [pid 9400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9412] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9411] rt_sigprocmask(SIG_SETMASK, [], [pid 9409] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9402] rt_sigprocmask(SIG_SETMASK, [], [pid 9400] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9399] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9412] <... rseq resumed>) = 0 [pid 9411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9410] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9400] <... futex resumed>) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9412] set_robust_list(0x7f42e822a9a0, 24 [pid 9411] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9410] <... futex resumed>) = 1 [pid 9409] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9402] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9400] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9399] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9398] <... futex resumed>) = 0 [pid 9412] <... set_robust_list resumed>) = 0 [pid 9411] <... madvise resumed>) = 0 [pid 9410] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9402] <... futex resumed>) = 0 [pid 9411] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9398] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9411] <... futex resumed>) = 1 [pid 9402] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9400] <... futex resumed>) = 0 [pid 9412] rt_sigprocmask(SIG_SETMASK, [], [pid 9411] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9400] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9400] <... futex resumed>) = 0 [pid 9412] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9411] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9410] <... futex resumed>) = 0 [pid 9400] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9398] <... futex resumed>) = 1 [pid 9398] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9410] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9408] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9412] <... madvise resumed>) = 0 [pid 9408] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9408] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9411] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9409] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9410] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9411] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9409] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9410] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9401] <... futex resumed>) = 0 [pid 9411] <... futex resumed>) = 1 [pid 9409] <... futex resumed>) = 1 [pid 9400] <... futex resumed>) = 0 [pid 9399] <... futex resumed>) = 0 [pid 9409] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9412] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9411] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9410] <... futex resumed>) = 1 [pid 9398] <... futex resumed>) = 0 [pid 9410] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9412] <... futex resumed>) = 1 [pid 9402] <... futex resumed>) = 0 [pid 9412] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9402] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9402] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9412] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9412] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9402] <... futex resumed>) = 0 [pid 9412] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9407] <... mmap resumed>) = 0x20000000 [pid 9406] <... mmap resumed>) = 0x20000000 [pid 9405] <... mmap resumed>) = 0x20000000 [pid 9404] <... mmap resumed>) = 0x20000000 [pid 9403] <... mmap resumed>) = 0x20000000 [pid 9407] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9404] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9403] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9405] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9407] <... futex resumed>) = 0 [pid 9405] <... futex resumed>) = 0 [pid 9404] <... futex resumed>) = 0 [pid 9403] <... futex resumed>) = 0 [pid 9407] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9406] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9405] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9404] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9403] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9406] <... futex resumed>) = 0 [pid 9402] exit_group(0 [pid 9400] exit_group(0 [pid 9412] <... futex resumed>) = ? [pid 9411] <... futex resumed>) = ? [pid 9407] <... futex resumed>) = ? [pid 9402] <... exit_group resumed>) = ? [pid 9401] exit_group(0 [pid 9400] <... exit_group resumed>) = ? [pid 9399] exit_group(0 [pid 9398] exit_group(0 [pid 9412] +++ exited with 0 +++ [pid 9411] +++ exited with 0 +++ [pid 9410] <... futex resumed>) = ? [pid 9409] <... futex resumed>) = ? [pid 9408] <... futex resumed>) = ? [pid 9407] +++ exited with 0 +++ [pid 9406] +++ exited with 0 +++ [pid 9405] <... futex resumed>) = ? [pid 9404] <... futex resumed>) = ? [pid 9401] <... exit_group resumed>) = ? [pid 9399] <... exit_group resumed>) = ? [pid 9398] <... exit_group resumed>) = ? [pid 9410] +++ exited with 0 +++ [pid 9409] +++ exited with 0 +++ [pid 9408] +++ exited with 0 +++ [pid 9405] +++ exited with 0 +++ [pid 9404] +++ exited with 0 +++ [pid 9403] <... futex resumed>) = ? [pid 9402] +++ exited with 0 +++ [pid 9401] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9402, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9401, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9403] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9413 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9413 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9414 ./strace-static-x86_64: Process 9414 attached [pid 9400] +++ exited with 0 +++ [pid 9398] +++ exited with 0 +++ [pid 9414] set_robust_list(0x5555712a26a0, 24 [pid 9413] set_robust_list(0x5555712a26a0, 24 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9400, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9398, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9414] <... set_robust_list resumed>) = 0 [pid 9413] <... set_robust_list resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9413] <... prctl resumed>) = 0 [pid 9414] <... prctl resumed>) = 0 [pid 9413] setpgid(0, 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9414] setpgid(0, 0 [pid 9413] <... setpgid resumed>) = 0 [pid 9414] <... setpgid resumed>) = 0 [pid 9413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9399] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9414] <... openat resumed>) = 3 [pid 9413] <... openat resumed>) = 3 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9399, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9414] write(3, "1000", 4) = 4 [pid 9414] close(3) = 0 [pid 9414] write(1, "executing program\n", 18./strace-static-x86_64: Process 9416 attached ./strace-static-x86_64: Process 9415 attached executing program [pid 9413] write(3, "1000", 4 [pid 5845] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 9416] set_robust_list(0x5555712a26a0, 24 [pid 9414] <... write resumed>) = 18 [pid 9413] <... write resumed>) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9415 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9416 [pid 9416] <... set_robust_list resumed>) = 0 [pid 9415] set_robust_list(0x5555712a26a0, 24 [pid 9414] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9413] close(3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9415] <... set_robust_list resumed>) = 0 [pid 9414] <... futex resumed>) = 0 [pid 9413] <... close resumed>) = 0 [pid 9416] <... prctl resumed>) = 0 [pid 9415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9414] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9413] write(1, "executing program\n", 18./strace-static-x86_64: Process 9417 attached [pid 9416] setpgid(0, 0 [pid 9413] <... write resumed>) = 18 [pid 9414] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9413] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9414] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9415] <... prctl resumed>) = 0 [pid 9414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9413] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9417 [pid 9417] set_robust_list(0x5555712a26a0, 24 [pid 9416] <... setpgid resumed>) = 0 [pid 9415] setpgid(0, 0 [pid 9414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9413] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9417] <... set_robust_list resumed>) = 0 [pid 9416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9415] <... setpgid resumed>) = 0 [pid 9414] <... mmap resumed>) = 0x7f42e822b000 [pid 9413] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9414] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9415] <... openat resumed>) = 3 [pid 9417] <... prctl resumed>) = 0 [pid 9417] setpgid(0, 0 [pid 9415] write(3, "1000", 4 [pid 9417] <... setpgid resumed>) = 0 [pid 9414] <... mprotect resumed>) = 0 [pid 9413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9416] <... openat resumed>) = 3 [pid 9415] <... write resumed>) = 4 [pid 9415] close(3) = 0 [pid 9417] <... openat resumed>) = 3 [pid 9416] write(3, "1000", 4 [pid 9415] write(1, "executing program\n", 18 executing program [pid 9413] <... mmap resumed>) = 0x7f42e822b000 [pid 9416] <... write resumed>) = 4 [pid 9415] <... write resumed>) = 18 [pid 9414] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9413] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9416] close(3 [pid 9417] write(3, "1000", 4 [pid 9416] <... close resumed>) = 0 [pid 9415] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9414] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9413] <... mprotect resumed>) = 0 executing program [pid 9417] <... write resumed>) = 4 [pid 9416] write(1, "executing program\n", 18 [pid 9415] <... futex resumed>) = 0 [pid 9414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9418 attached [pid 9417] close(3 [pid 9416] <... write resumed>) = 18 [pid 9415] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9418] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9417] <... close resumed>) = 0 [pid 9416] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9415] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9414] <... clone3 resumed> => {parent_tid=[9418]}, 88) = 9418 [pid 9413] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9418] <... rseq resumed>) = 0 [pid 9417] write(1, "executing program\n", 18 [pid 9416] <... futex resumed>) = 0 [pid 9415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 9414] rt_sigprocmask(SIG_SETMASK, [], [pid 9413] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9418] set_robust_list(0x7f42e824b9a0, 24 [pid 9417] <... write resumed>) = 18 [pid 9416] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9418] <... set_robust_list resumed>) = 0 [pid 9417] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9416] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9414] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9419 attached [pid 9418] rt_sigprocmask(SIG_SETMASK, [], [pid 9417] <... futex resumed>) = 0 [pid 9416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9415] <... mmap resumed>) = 0x7f42e822b000 [pid 9414] <... futex resumed>) = 0 [pid 9419] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9417] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9414] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9413] <... clone3 resumed> => {parent_tid=[9419]}, 88) = 9419 [pid 9415] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9419] <... rseq resumed>) = 0 [pid 9416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9413] rt_sigprocmask(SIG_SETMASK, [], [pid 9419] set_robust_list(0x7f42e824b9a0, 24 [pid 9418] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9417] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9416] <... mmap resumed>) = 0x7f42e822b000 [pid 9419] <... set_robust_list resumed>) = 0 [pid 9416] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9415] <... mprotect resumed>) = 0 [pid 9413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9418] <... openat resumed>) = 3 [pid 9419] rt_sigprocmask(SIG_SETMASK, [], [pid 9416] <... mprotect resumed>) = 0 [pid 9413] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9418] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9416] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9415] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9413] <... futex resumed>) = 0 [pid 9418] <... futex resumed>) = 1 [pid 9417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9414] <... futex resumed>) = 0 [pid 9418] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9417] <... mmap resumed>) = 0x7f42e822b000 [pid 9414] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9419] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9417] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9416] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9415] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9414] <... futex resumed>) = 0 [pid 9413] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9419] <... openat resumed>) = 3 [pid 9418] dup(3 [pid 9417] <... mprotect resumed>) = 0 [pid 9416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9414] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9420 attached ./strace-static-x86_64: Process 9421 attached [pid 9419] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9418] <... dup resumed>) = 4 [pid 9417] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9421] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9420] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9419] <... futex resumed>) = 1 [pid 9418] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9416] <... clone3 resumed> => {parent_tid=[9420]}, 88) = 9420 [pid 9413] <... futex resumed>) = 0 [pid 9421] <... rseq resumed>) = 0 [pid 9419] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9416] rt_sigprocmask(SIG_SETMASK, [], [pid 9413] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9421] set_robust_list(0x7f42e824b9a0, 24 [pid 9420] <... rseq resumed>) = 0 [pid 9419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9418] <... futex resumed>) = 1 [pid 9417] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9415] <... clone3 resumed> => {parent_tid=[9421]}, 88) = 9421 [pid 9414] <... futex resumed>) = 0 [pid 9413] <... futex resumed>) = 0 [pid 9421] <... set_robust_list resumed>) = 0 [pid 9420] set_robust_list(0x7f42e824b9a0, 24 [pid 9419] dup(3 [pid 9418] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9416] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9415] rt_sigprocmask(SIG_SETMASK, [], [pid 9414] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9413] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9422 attached [pid 9421] rt_sigprocmask(SIG_SETMASK, [], [pid 9420] <... set_robust_list resumed>) = 0 [pid 9419] <... dup resumed>) = 4 [pid 9418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9416] <... futex resumed>) = 0 [pid 9415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9414] <... futex resumed>) = 0 [pid 9422] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9420] rt_sigprocmask(SIG_SETMASK, [], [pid 9419] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9418] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9417] <... clone3 resumed> => {parent_tid=[9422]}, 88) = 9422 [pid 9416] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9415] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9414] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9422] <... rseq resumed>) = 0 [pid 9421] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9419] <... futex resumed>) = 1 [pid 9413] <... futex resumed>) = 0 [pid 9422] set_robust_list(0x7f42e824b9a0, 24 [pid 9420] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9419] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9417] rt_sigprocmask(SIG_SETMASK, [], [pid 9415] <... futex resumed>) = 0 [pid 9413] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9422] <... set_robust_list resumed>) = 0 [pid 9421] <... openat resumed>) = 3 [pid 9420] <... openat resumed>) = 3 [pid 9419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9415] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9413] <... futex resumed>) = 0 [pid 9422] rt_sigprocmask(SIG_SETMASK, [], [pid 9421] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9419] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9413] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9421] <... futex resumed>) = 0 [pid 9420] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9420] <... futex resumed>) = 1 [pid 9420] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9417] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9415] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9422] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9421] dup(3 [pid 9417] <... futex resumed>) = 0 [pid 9416] <... futex resumed>) = 0 [pid 9415] <... futex resumed>) = 0 [pid 9422] <... openat resumed>) = 3 [pid 9421] <... dup resumed>) = 4 [pid 9420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9416] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9415] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9422] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9421] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9416] <... futex resumed>) = 0 [pid 9422] <... futex resumed>) = 0 [pid 9421] <... futex resumed>) = 0 [pid 9422] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9421] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9416] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9420] dup(3 [pid 9417] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9415] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9421] <... futex resumed>) = 0 [pid 9415] <... futex resumed>) = 1 [pid 9421] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9415] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9420] <... dup resumed>) = 4 [pid 9417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9420] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9417] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9420] <... futex resumed>) = 1 [pid 9417] <... futex resumed>) = 1 [pid 9420] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9417] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9422] <... futex resumed>) = 0 [pid 9416] <... futex resumed>) = 0 [pid 9422] dup(3 [pid 9416] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9422] <... dup resumed>) = 4 [pid 9420] <... futex resumed>) = 0 [pid 9416] <... futex resumed>) = 1 [pid 9420] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9422] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9416] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9422] <... futex resumed>) = 1 [pid 9422] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9417] <... futex resumed>) = 0 [pid 9417] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9422] <... futex resumed>) = 0 [pid 9417] <... futex resumed>) = 1 [pid 9417] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9422] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9414] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9414] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9414] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9413] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9413] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9414] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9413] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9414] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9413] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9423 attached [pid 9413] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9423] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9414] <... clone3 resumed> => {parent_tid=[9423]}, 88) = 9423 [pid 9413] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9423] <... rseq resumed>) = 0 [pid 9413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9423] set_robust_list(0x7f42e822a9a0, 24 [pid 9414] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9424 attached [pid 9423] <... set_robust_list resumed>) = 0 [pid 9415] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9424] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9423] rt_sigprocmask(SIG_SETMASK, [], [pid 9415] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9414] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9413] <... clone3 resumed> => {parent_tid=[9424]}, 88) = 9424 [pid 9424] <... rseq resumed>) = 0 [pid 9423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9415] <... futex resumed>) = 0 [pid 9414] <... futex resumed>) = 0 [pid 9413] rt_sigprocmask(SIG_SETMASK, [], [pid 9424] set_robust_list(0x7f42e822a9a0, 24 [pid 9423] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9414] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9416] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9424] <... set_robust_list resumed>) = 0 [pid 9417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9415] <... mmap resumed>) = 0x7f42e820a000 [pid 9413] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9424] rt_sigprocmask(SIG_SETMASK, [], [pid 9423] <... madvise resumed>) = 0 [pid 9417] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 9416] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9415] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9413] <... futex resumed>) = 0 [pid 9424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9416] <... futex resumed>) = 0 [pid 9415] <... mprotect resumed>) = 0 [pid 9424] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9415] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9416] <... mmap resumed>) = 0x7f42e820a000 [pid 9417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9417] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9417] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9416] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9425 attached [pid 9415] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9413] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9417] <... clone3 resumed> => {parent_tid=[9425]}, 88) = 9425 [pid 9417] rt_sigprocmask(SIG_SETMASK, [], [pid 9416] <... mprotect resumed>) = 0 [pid 9425] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9417] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9426 attached [pid 9425] <... rseq resumed>) = 0 [pid 9423] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9417] <... futex resumed>) = 0 [pid 9416] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9426] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9425] set_robust_list(0x7f42e822a9a0, 24 [pid 9423] <... futex resumed>) = 1 [pid 9416] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9415] <... clone3 resumed> => {parent_tid=[9426]}, 88) = 9426 [pid 9414] <... futex resumed>) = 0 [pid 9426] <... rseq resumed>) = 0 [pid 9425] <... set_robust_list resumed>) = 0 [pid 9423] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9415] rt_sigprocmask(SIG_SETMASK, [], [pid 9426] set_robust_list(0x7f42e822a9a0, 24 [pid 9425] rt_sigprocmask(SIG_SETMASK, [], [pid 9424] <... madvise resumed>) = 0 [pid 9417] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9414] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9427 attached [pid 9426] <... set_robust_list resumed>) = 0 [pid 9425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9427] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9426] rt_sigprocmask(SIG_SETMASK, [], [pid 9425] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9416] <... clone3 resumed> => {parent_tid=[9427]}, 88) = 9427 [pid 9415] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9427] <... rseq resumed>) = 0 [pid 9426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9427] set_robust_list(0x7f42e822a9a0, 24 [pid 9426] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9425] <... madvise resumed>) = 0 [pid 9424] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9423] <... futex resumed>) = 0 [pid 9416] rt_sigprocmask(SIG_SETMASK, [], [pid 9415] <... futex resumed>) = 0 [pid 9414] <... futex resumed>) = 1 [pid 9427] <... set_robust_list resumed>) = 0 [pid 9423] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9427] rt_sigprocmask(SIG_SETMASK, [], [pid 9415] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9414] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9424] <... futex resumed>) = 1 [pid 9416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9413] <... futex resumed>) = 0 [pid 9427] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9416] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9424] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9413] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9426] <... madvise resumed>) = 0 [pid 9416] <... futex resumed>) = 0 [pid 9413] <... futex resumed>) = 0 [pid 9425] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9413] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9425] <... futex resumed>) = 1 [pid 9417] <... futex resumed>) = 0 [pid 9416] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9417] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9425] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9417] <... futex resumed>) = 0 [pid 9417] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9427] <... madvise resumed>) = 0 [pid 9426] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9427] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9415] <... futex resumed>) = 0 [pid 9426] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9416] <... futex resumed>) = 0 [pid 9427] <... futex resumed>) = 1 [pid 9415] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9416] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9427] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9416] <... futex resumed>) = 0 [pid 9415] <... futex resumed>) = 0 [pid 9426] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9416] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9415] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9427] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9426] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9425] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9423] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9427] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9426] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9425] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9423] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9421] <... mmap resumed>) = 0x20000000 [pid 9427] <... futex resumed>) = 1 [pid 9426] <... futex resumed>) = 1 [pid 9425] <... futex resumed>) = 1 [pid 9423] <... futex resumed>) = 1 [pid 9420] <... mmap resumed>) = 0x20000000 [pid 9417] <... futex resumed>) = 0 [pid 9416] <... futex resumed>) = 0 [pid 9415] <... futex resumed>) = 0 [pid 9414] <... futex resumed>) = 0 [pid 9427] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9426] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9425] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9423] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9420] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9416] exit_group(0 [pid 9427] <... futex resumed>) = ? [pid 9420] <... futex resumed>) = ? [pid 9419] <... mmap resumed>) = 0x20000000 [pid 9416] <... exit_group resumed>) = ? [pid 9427] +++ exited with 0 +++ [pid 9420] +++ exited with 0 +++ [pid 9422] <... mmap resumed>) = 0x20000000 [pid 9424] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9419] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9418] <... mmap resumed>) = 0x20000000 [pid 9424] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9422] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9421] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9419] <... futex resumed>) = 0 [pid 9424] <... futex resumed>) = 1 [pid 9422] <... futex resumed>) = 0 [pid 9421] <... futex resumed>) = 0 [pid 9413] <... futex resumed>) = 0 [pid 9424] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9422] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9421] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9419] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9418] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9413] exit_group(0 [pid 9415] exit_group(0 [pid 9414] exit_group(0 [pid 9417] exit_group(0 [pid 9413] <... exit_group resumed>) = ? [pid 9421] <... futex resumed>) = ? [pid 9419] <... futex resumed>) = ? [pid 9423] <... futex resumed>) = ? [pid 9415] <... exit_group resumed>) = ? [pid 9414] <... exit_group resumed>) = ? [pid 9424] <... futex resumed>) = ? [pid 9426] <... futex resumed>) = ? [pid 9425] <... futex resumed>) = ? [pid 9423] +++ exited with 0 +++ [pid 9422] <... futex resumed>) = ? [pid 9421] +++ exited with 0 +++ [pid 9419] +++ exited with 0 +++ [pid 9418] +++ exited with 0 +++ [pid 9417] <... exit_group resumed>) = ? [pid 9422] +++ exited with 0 +++ [pid 9416] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9416, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9426] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712a2690) = 9428 [pid 9415] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9415, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- ./strace-static-x86_64: Process 9428 attached [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9428] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9414] +++ exited with 0 +++ [pid 9428] <... prctl resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9428] setpgid(0, 0 [pid 9424] +++ exited with 0 +++ [pid 9413] +++ exited with 0 +++ [pid 9428] <... setpgid resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9413, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9414, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9429 attached [pid 9428] <... openat resumed>) = 3 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9428] write(3, "1000", 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9429 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9429] set_robust_list(0x5555712a26a0, 24 [pid 9428] <... write resumed>) = 4 [pid 9429] <... set_robust_list resumed>) = 0 [pid 9428] close(3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9428] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 9430 attached [pid 9429] <... prctl resumed>) = 0 [pid 9428] write(1, "executing program\n", 18 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9430 [pid 9430] set_robust_list(0x5555712a26a0, 24 [pid 9429] setpgid(0, 0 [pid 9428] <... write resumed>) = 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9430] <... set_robust_list resumed>) = 0 [pid 9429] <... setpgid resumed>) = 0 [pid 9428] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9431 attached [pid 9429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9428] <... futex resumed>) = 0 [pid 9425] +++ exited with 0 +++ [pid 9430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9417] +++ exited with 0 +++ [pid 9431] set_robust_list(0x5555712a26a0, 24 [pid 9430] <... prctl resumed>) = 0 [pid 9429] <... openat resumed>) = 3 [pid 9428] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9431 [pid 9431] <... set_robust_list resumed>) = 0 [pid 9430] setpgid(0, 0 [pid 9428] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9417, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9430] <... setpgid resumed>) = 0 [pid 9429] write(3, "1000", 4 [pid 9428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9429] <... write resumed>) = 4 [pid 9428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9430] <... openat resumed>) = 3 [pid 9429] close(3 [pid 9428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9429] <... close resumed>) = 0 [pid 9428] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 9429] write(1, "executing program\n", 18 [pid 9428] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9432 attached [pid 9431] <... prctl resumed>) = 0 [pid 9430] write(3, "1000", 4 [pid 9429] <... write resumed>) = 18 [pid 9428] <... mprotect resumed>) = 0 [pid 9432] set_robust_list(0x5555712a26a0, 24 [pid 9431] setpgid(0, 0 [pid 9430] <... write resumed>) = 4 [pid 9429] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9428] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9432 [pid 9432] <... set_robust_list resumed>) = 0 [pid 9431] <... setpgid resumed>) = 0 [pid 9430] close(3 [pid 9429] <... futex resumed>) = 0 [pid 9429] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9428] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9430] <... close resumed>) = 0 [pid 9429] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} executing program [pid 9431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9430] write(1, "executing program\n", 18 [pid 9429] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9432] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9433 attached [pid 9430] <... write resumed>) = 18 [pid 9429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9433] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9432] setpgid(0, 0 [pid 9430] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9428] <... clone3 resumed> => {parent_tid=[9433]}, 88) = 9433 [pid 9433] <... rseq resumed>) = 0 [pid 9432] <... setpgid resumed>) = 0 [pid 9431] <... openat resumed>) = 3 [pid 9430] <... futex resumed>) = 0 [pid 9429] <... mmap resumed>) = 0x7f42e822b000 [pid 9428] rt_sigprocmask(SIG_SETMASK, [], [pid 9433] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9431] write(3, "1000", 4 [pid 9430] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9429] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9428] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9433] rt_sigprocmask(SIG_SETMASK, [], [pid 9431] <... write resumed>) = 4 [pid 9430] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9429] <... mprotect resumed>) = 0 [pid 9428] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9431] close(3 [pid 9430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9431] <... close resumed>) = 0 [pid 9430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9431] write(1, "executing program\n", 18 [pid 9430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9433] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9432] <... openat resumed>) = 3 [pid 9431] <... write resumed>) = 18 [pid 9430] <... mmap resumed>) = 0x7f42e822b000 [pid 9429] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9428] <... futex resumed>) = 0 [pid 9433] <... openat resumed>) = 3 [pid 9432] write(3, "1000", 4 [pid 9431] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9430] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9429] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9428] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9433] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9432] <... write resumed>) = 4 [pid 9431] <... futex resumed>) = 0 [pid 9430] <... mprotect resumed>) = 0 executing program [pid 9429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9433] <... futex resumed>) = 0 [pid 9432] close(3 [pid 9431] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9430] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9433] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 9434 attached [pid 9432] <... close resumed>) = 0 [pid 9431] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9430] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9428] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9434] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9433] <... futex resumed>) = 0 [pid 9432] write(1, "executing program\n", 18 [pid 9431] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9429] <... clone3 resumed> => {parent_tid=[9434]}, 88) = 9434 [pid 9428] <... futex resumed>) = 1 [pid 9434] <... rseq resumed>) = 0 [pid 9433] dup(3 [pid 9432] <... write resumed>) = 18 [pid 9431] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9435 attached [pid 9434] set_robust_list(0x7f42e824b9a0, 24 [pid 9433] <... dup resumed>) = 4 [pid 9432] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9429] rt_sigprocmask(SIG_SETMASK, [], [pid 9435] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9434] <... set_robust_list resumed>) = 0 [pid 9433] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9431] <... mmap resumed>) = 0x7f42e822b000 [pid 9428] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9435] <... rseq resumed>) = 0 [pid 9434] rt_sigprocmask(SIG_SETMASK, [], [pid 9432] <... futex resumed>) = 0 [pid 9430] <... clone3 resumed> => {parent_tid=[9435]}, 88) = 9435 [pid 9429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9435] set_robust_list(0x7f42e824b9a0, 24 [pid 9433] <... futex resumed>) = 0 [pid 9432] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9435] <... set_robust_list resumed>) = 0 [pid 9434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9433] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9432] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9431] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9430] rt_sigprocmask(SIG_SETMASK, [], [pid 9429] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9428] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9435] rt_sigprocmask(SIG_SETMASK, [], [pid 9433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9429] <... futex resumed>) = 0 [pid 9428] <... futex resumed>) = 0 [pid 9434] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9433] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9431] <... mprotect resumed>) = 0 [pid 9430] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9428] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9434] <... openat resumed>) = 3 [pid 9432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9431] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9430] <... futex resumed>) = 0 [pid 9435] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9434] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9432] <... mmap resumed>) = 0x7f42e822b000 [pid 9431] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9430] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9435] <... openat resumed>) = 3 [pid 9434] <... futex resumed>) = 1 [pid 9429] <... futex resumed>) = 0 [pid 9435] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9434] dup(3 [pid 9432] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9429] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9436 attached [pid 9435] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9434] <... dup resumed>) = 4 [pid 9432] <... mprotect resumed>) = 0 [pid 9430] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] <... futex resumed>) = 0 [pid 9436] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9435] dup(3 [pid 9436] <... rseq resumed>) = 0 [pid 9435] <... dup resumed>) = 4 [pid 9436] set_robust_list(0x7f42e824b9a0, 24 [pid 9435] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9436] <... set_robust_list resumed>) = 0 [pid 9435] <... futex resumed>) = 0 [pid 9436] rt_sigprocmask(SIG_SETMASK, [], [pid 9435] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9436] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9435] <... futex resumed>) = 0 [pid 9434] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9431] <... clone3 resumed> => {parent_tid=[9436]}, 88) = 9436 [pid 9430] <... futex resumed>) = 1 [pid 9429] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9435] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9434] <... futex resumed>) = 0 [pid 9432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9431] rt_sigprocmask(SIG_SETMASK, [], [pid 9430] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9434] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9429] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9437 attached [pid 9434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9431] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9430] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] <... futex resumed>) = 0 [pid 9437] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9436] <... futex resumed>) = 0 [pid 9435] <... futex resumed>) = 0 [pid 9434] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9432] <... clone3 resumed> => {parent_tid=[9437]}, 88) = 9437 [pid 9431] <... futex resumed>) = 1 [pid 9430] <... futex resumed>) = 1 [pid 9429] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9437] <... rseq resumed>) = 0 [pid 9436] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9435] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9437] set_robust_list(0x7f42e824b9a0, 24 [pid 9431] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9430] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9432] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9432] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9437] <... set_robust_list resumed>) = 0 [pid 9437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9437] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9437] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9432] <... futex resumed>) = 0 [pid 9437] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9436] <... openat resumed>) = 3 [pid 9432] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9432] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9437] <... futex resumed>) = 0 [pid 9436] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9437] dup(3) = 4 [pid 9436] <... futex resumed>) = 1 [pid 9431] <... futex resumed>) = 0 [pid 9437] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9436] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9431] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9437] <... futex resumed>) = 1 [pid 9436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9432] <... futex resumed>) = 0 [pid 9431] <... futex resumed>) = 0 [pid 9437] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9436] dup(3 [pid 9432] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9431] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9436] <... dup resumed>) = 4 [pid 9432] <... futex resumed>) = 0 [pid 9437] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9436] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9432] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9436] <... futex resumed>) = 1 [pid 9436] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9431] <... futex resumed>) = 0 [pid 9431] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9436] <... futex resumed>) = 0 [pid 9431] <... futex resumed>) = 1 [pid 9436] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9431] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9428] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9428] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9430] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9429] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9428] <... mmap resumed>) = 0x7f42e820a000 [pid 9430] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9430] <... futex resumed>) = 0 [pid 9429] <... futex resumed>) = 0 [pid 9428] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9428] <... mprotect resumed>) = 0 [pid 9429] <... mmap resumed>) = 0x7f42e820a000 [pid 9428] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9429] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9428] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9429] <... mprotect resumed>) = 0 [pid 9428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9429] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9438 attached [], 8) = 0 [pid 9438] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9428] <... clone3 resumed> => {parent_tid=[9438]}, 88) = 9438 [pid 9429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9429] <... clone3 resumed> => {parent_tid=[9439]}, 88) = 9439 [pid 9438] <... rseq resumed>) = 0 [pid 9430] <... mmap resumed>) = 0x7f42e820a000 [pid 9429] rt_sigprocmask(SIG_SETMASK, [], [pid 9428] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9439 attached [pid 9430] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9438] set_robust_list(0x7f42e822a9a0, 24 [pid 9430] <... mprotect resumed>) = 0 [pid 9429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9428] <... futex resumed>) = 0 [pid 9439] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9430] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9429] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9428] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9439] <... rseq resumed>) = 0 [pid 9438] <... set_robust_list resumed>) = 0 [pid 9432] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9430] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9429] <... futex resumed>) = 0 [pid 9439] set_robust_list(0x7f42e822a9a0, 24 [pid 9438] rt_sigprocmask(SIG_SETMASK, [], [pid 9432] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9429] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9439] <... set_robust_list resumed>) = 0 [pid 9432] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9440 attached [pid 9439] rt_sigprocmask(SIG_SETMASK, [], [pid 9438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9440] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9438] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9431] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9430] <... clone3 resumed> => {parent_tid=[9440]}, 88) = 9440 [pid 9439] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9431] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9430] rt_sigprocmask(SIG_SETMASK, [], [pid 9440] <... rseq resumed>) = 0 [pid 9439] <... madvise resumed>) = 0 [pid 9438] <... madvise resumed>) = 0 [pid 9431] <... futex resumed>) = 0 [pid 9430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9431] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9440] set_robust_list(0x7f42e822a9a0, 24 [pid 9431] <... mprotect resumed>) = 0 [pid 9431] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9441 attached [pid 9441] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9440] <... set_robust_list resumed>) = 0 [pid 9432] <... mmap resumed>) = 0x7f42e820a000 [pid 9431] <... clone3 resumed> => {parent_tid=[9441]}, 88) = 9441 [pid 9430] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9441] <... rseq resumed>) = 0 [pid 9431] rt_sigprocmask(SIG_SETMASK, [], [pid 9441] set_robust_list(0x7f42e822a9a0, 24 [pid 9440] rt_sigprocmask(SIG_SETMASK, [], [pid 9432] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9430] <... futex resumed>) = 0 [pid 9431] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9439] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9431] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9441] <... set_robust_list resumed>) = 0 [pid 9439] <... futex resumed>) = 1 [pid 9429] <... futex resumed>) = 0 [pid 9441] rt_sigprocmask(SIG_SETMASK, [], [pid 9440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9439] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9432] <... mprotect resumed>) = 0 [pid 9430] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9429] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9440] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9429] <... futex resumed>) = 0 [pid 9441] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9438] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9440] <... madvise resumed>) = 0 [pid 9432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9442 attached [pid 9442] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9442] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9441] <... madvise resumed>) = 0 [pid 9440] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9438] <... futex resumed>) = 1 [pid 9432] <... clone3 resumed> => {parent_tid=[9442]}, 88) = 9442 [pid 9428] <... futex resumed>) = 0 [pid 9442] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9441] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9440] <... futex resumed>) = 1 [pid 9438] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9432] rt_sigprocmask(SIG_SETMASK, [], [pid 9430] <... futex resumed>) = 0 [pid 9428] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9441] <... futex resumed>) = 1 [pid 9440] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9431] <... futex resumed>) = 0 [pid 9430] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9428] <... futex resumed>) = 0 [pid 9441] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9438] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9432] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9431] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9430] <... futex resumed>) = 0 [pid 9428] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9442] <... futex resumed>) = 0 [pid 9441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9440] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9432] <... futex resumed>) = 1 [pid 9431] <... futex resumed>) = 0 [pid 9430] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9442] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9432] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9441] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9431] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9442] <... madvise resumed>) = 0 [pid 9441] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9440] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9439] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9438] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9441] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9440] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9438] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9441] <... futex resumed>) = 1 [pid 9438] <... futex resumed>) = 1 [pid 9428] <... futex resumed>) = 0 [pid 9441] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9438] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9442] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9439] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9431] <... futex resumed>) = 0 [pid 9442] <... futex resumed>) = 1 [pid 9439] <... futex resumed>) = 1 [pid 9432] <... futex resumed>) = 0 [pid 9429] <... futex resumed>) = 0 [pid 9442] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9439] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9432] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9440] <... futex resumed>) = 1 [pid 9432] <... futex resumed>) = 0 [pid 9430] <... futex resumed>) = 0 [pid 9442] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9440] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9432] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9437] <... mmap resumed>) = 0x20000000 [pid 9442] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9436] <... mmap resumed>) = 0x20000000 [pid 9435] <... mmap resumed>) = 0x20000000 [pid 9434] <... mmap resumed>) = 0x20000000 [pid 9433] <... mmap resumed>) = 0x20000000 [pid 9437] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9442] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9434] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9429] exit_group(0 [pid 9442] <... futex resumed>) = 1 [pid 9439] <... futex resumed>) = ? [pid 9437] <... futex resumed>) = 0 [pid 9436] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9435] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9434] <... futex resumed>) = ? [pid 9433] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9432] <... futex resumed>) = 0 [pid 9429] <... exit_group resumed>) = ? [pid 9442] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9439] +++ exited with 0 +++ [pid 9437] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9436] <... futex resumed>) = 0 [pid 9435] <... futex resumed>) = 0 [pid 9434] +++ exited with 0 +++ [pid 9433] <... futex resumed>) = 0 [pid 9432] exit_group(0 [pid 9430] exit_group(0 [pid 9440] <... futex resumed>) = ? [pid 9437] <... futex resumed>) = ? [pid 9436] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9433] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9432] <... exit_group resumed>) = ? [pid 9431] exit_group(0 [pid 9430] <... exit_group resumed>) = ? [pid 9428] exit_group(0 [pid 9442] <... futex resumed>) = ? [pid 9441] <... futex resumed>) = ? [pid 9440] +++ exited with 0 +++ [pid 9438] <... futex resumed>) = ? [pid 9437] +++ exited with 0 +++ [pid 9436] <... futex resumed>) = ? [pid 9435] +++ exited with 0 +++ [pid 9433] <... futex resumed>) = ? [pid 9431] <... exit_group resumed>) = ? [pid 9429] +++ exited with 0 +++ [pid 9428] <... exit_group resumed>) = ? [pid 9441] +++ exited with 0 +++ [pid 9438] +++ exited with 0 +++ [pid 9436] +++ exited with 0 +++ [pid 9433] +++ exited with 0 +++ [pid 9430] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9429, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9430, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9431] +++ exited with 0 +++ [pid 9428] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9431, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9428, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9443 attached ./strace-static-x86_64: Process 9445 attached ./strace-static-x86_64: Process 9444 attached [pid 9443] set_robust_list(0x5555712a26a0, 24 [pid 9444] set_robust_list(0x5555712a26a0, 24 [pid 9443] <... set_robust_list resumed>) = 0 [pid 9445] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9445] <... set_robust_list resumed>) = 0 [pid 9444] <... set_robust_list resumed>) = 0 [pid 9443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9443] <... prctl resumed>) = 0 [pid 9444] <... prctl resumed>) = 0 [pid 9445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9444] setpgid(0, 0 [pid 9443] setpgid(0, 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9444 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9443 [pid 9445] <... prctl resumed>) = 0 [pid 9444] <... setpgid resumed>) = 0 [pid 9443] <... setpgid resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9445 ./strace-static-x86_64: Process 9446 attached [pid 9445] setpgid(0, 0 [pid 9446] set_robust_list(0x5555712a26a0, 24 [pid 9443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9446] <... set_robust_list resumed>) = 0 [pid 9444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9443] <... openat resumed>) = 3 [pid 9446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9445] <... setpgid resumed>) = 0 [pid 9445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9444] <... openat resumed>) = 3 [pid 9443] write(3, "1000", 4 [pid 9445] <... openat resumed>) = 3 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9446 [pid 9445] write(3, "1000", 4) = 4 [pid 9445] close(3 [pid 9446] <... prctl resumed>) = 0 [pid 9445] <... close resumed>) = 0 [pid 9444] write(3, "1000", 4 [pid 9443] <... write resumed>) = 4 [pid 9446] setpgid(0, 0 [pid 9444] <... write resumed>) = 4 [pid 9443] close(3 [pid 9446] <... setpgid resumed>) = 0 [pid 9444] close(3 [pid 9443] <... close resumed>) = 0 [pid 9446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program executing program [pid 9445] write(1, "executing program\n", 18 [pid 9444] <... close resumed>) = 0 [pid 9443] write(1, "executing program\n", 18 [pid 9445] <... write resumed>) = 18 [pid 9444] write(1, "executing program\n", 18executing program executing program [pid 9443] <... write resumed>) = 18 [pid 9446] <... openat resumed>) = 3 [pid 9445] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] <... write resumed>) = 18 [pid 9446] write(3, "1000", 4 [pid 9445] <... futex resumed>) = 0 [pid 9443] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9446] <... write resumed>) = 4 [pid 9444] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = 0 [pid 9446] close(3 [pid 9444] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9443] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9446] <... close resumed>) = 0 [pid 9444] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9443] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9446] write(1, "executing program\n", 18 [pid 9444] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9446] <... write resumed>) = 18 [pid 9444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9446] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9444] <... mmap resumed>) = 0x7f42e822b000 [pid 9445] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9444] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9443] <... mmap resumed>) = 0x7f42e822b000 [pid 9445] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9443] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9446] <... futex resumed>) = 0 [pid 9445] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9444] <... mprotect resumed>) = 0 [pid 9443] <... mprotect resumed>) = 0 [pid 9446] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9446] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9444] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9445] <... mmap resumed>) = 0x7f42e822b000 [pid 9444] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9445] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9445] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9447 attached [pid 9446] <... mmap resumed>) = 0x7f42e822b000 [pid 9445] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9448 attached [pid 9447] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9446] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9444] <... clone3 resumed> => {parent_tid=[9447]}, 88) = 9447 [pid 9448] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9447] <... rseq resumed>) = 0 [pid 9446] <... mprotect resumed>) = 0 [pid 9447] set_robust_list(0x7f42e824b9a0, 24 [pid 9445] <... clone3 resumed> => {parent_tid=[9449]}, 88) = 9449 [pid 9447] <... set_robust_list resumed>) = 0 [pid 9445] rt_sigprocmask(SIG_SETMASK, [], [pid 9447] rt_sigprocmask(SIG_SETMASK, [], [pid 9445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9445] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9447] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9445] <... futex resumed>) = 0 [pid 9445] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9449 attached [pid 9443] <... clone3 resumed> => {parent_tid=[9448]}, 88) = 9448 [pid 9449] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9448] <... rseq resumed>) = 0 [pid 9446] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9444] rt_sigprocmask(SIG_SETMASK, [], [pid 9443] rt_sigprocmask(SIG_SETMASK, [], [pid 9449] <... rseq resumed>) = 0 [pid 9448] set_robust_list(0x7f42e824b9a0, 24 [pid 9446] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9449] set_robust_list(0x7f42e824b9a0, 24 [pid 9448] <... set_robust_list resumed>) = 0 [pid 9446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9444] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9443] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9449] <... set_robust_list resumed>) = 0 [pid 9448] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9450 attached [pid 9449] rt_sigprocmask(SIG_SETMASK, [], [pid 9448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9447] <... futex resumed>) = 0 [pid 9444] <... futex resumed>) = 1 [pid 9443] <... futex resumed>) = 0 [pid 9442] +++ exited with 0 +++ [pid 9432] +++ exited with 0 +++ [pid 9450] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9448] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9447] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9446] <... clone3 resumed> => {parent_tid=[9450]}, 88) = 9450 [pid 9444] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9443] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9432, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 9450] <... rseq resumed>) = 0 [pid 9449] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9448] <... openat resumed>) = 3 [pid 9447] <... openat resumed>) = 3 [pid 9446] rt_sigprocmask(SIG_SETMASK, [], [pid 9450] set_robust_list(0x7f42e824b9a0, 24 [pid 9449] <... openat resumed>) = 3 [pid 9448] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9447] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9450] <... set_robust_list resumed>) = 0 [pid 9449] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9448] <... futex resumed>) = 1 [pid 9447] <... futex resumed>) = 1 [pid 9446] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9451 attached [pid 9450] rt_sigprocmask(SIG_SETMASK, [], [pid 9449] <... futex resumed>) = 1 [pid 9448] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9447] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9446] <... futex resumed>) = 0 [pid 9445] <... futex resumed>) = 0 [pid 9444] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9443] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9451] set_robust_list(0x5555712a26a0, 24 [pid 9450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9449] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9446] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9445] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9451 [pid 9451] <... set_robust_list resumed>) = 0 [pid 9450] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9448] dup(3 [pid 9447] dup(3 [pid 9445] <... futex resumed>) = 0 [pid 9444] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9443] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9450] <... openat resumed>) = 3 [pid 9449] dup(3 [pid 9448] <... dup resumed>) = 4 [pid 9447] <... dup resumed>) = 4 [pid 9445] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] <... prctl resumed>) = 0 [pid 9450] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9449] <... dup resumed>) = 4 [pid 9448] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9447] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9451] setpgid(0, 0 [pid 9450] <... futex resumed>) = 1 [pid 9449] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9448] <... futex resumed>) = 1 [pid 9446] <... futex resumed>) = 0 [pid 9447] <... futex resumed>) = 1 [pid 9444] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = 0 [pid 9451] <... setpgid resumed>) = 0 [pid 9450] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9449] <... futex resumed>) = 1 [pid 9448] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9447] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9446] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9445] <... futex resumed>) = 0 [pid 9444] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9443] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9449] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9446] <... futex resumed>) = 0 [pid 9445] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = 0 [pid 9450] dup(3 [pid 9449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9448] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9446] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9443] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] <... openat resumed>) = 3 [pid 9450] <... dup resumed>) = 4 [pid 9449] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9445] <... futex resumed>) = 0 [pid 9444] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] write(3, "1000", 4 [pid 9447] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9445] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] <... write resumed>) = 4 [pid 9451] close(3) = 0 [pid 9450] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9446] <... futex resumed>) = 0 [pid 9450] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9446] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9450] <... futex resumed>) = 0 [pid 9446] <... futex resumed>) = 1 [pid 9450] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9446] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] write(1, "executing program\n", 18executing program ) = 18 [pid 9451] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9451] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9451] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9452 attached => {parent_tid=[9452]}, 88) = 9452 [pid 9452] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9452] <... rseq resumed>) = 0 [pid 9452] set_robust_list(0x7f42e824b9a0, 24 [pid 9451] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9452] <... set_robust_list resumed>) = 0 [pid 9452] rt_sigprocmask(SIG_SETMASK, [], [pid 9451] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9452] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9443] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9443] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9443] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9443] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9453 attached [pid 9453] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9452] <... openat resumed>) = 3 [pid 9443] <... clone3 resumed> => {parent_tid=[9453]}, 88) = 9453 [pid 9453] <... rseq resumed>) = 0 [pid 9443] rt_sigprocmask(SIG_SETMASK, [], [pid 9453] set_robust_list(0x7f42e822a9a0, 24 [pid 9443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9453] <... set_robust_list resumed>) = 0 [pid 9443] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9453] rt_sigprocmask(SIG_SETMASK, [], [pid 9443] <... futex resumed>) = 0 [pid 9453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9443] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9453] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9452] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9445] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9444] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9453] <... madvise resumed>) = 0 [pid 9452] <... futex resumed>) = 1 [pid 9451] <... futex resumed>) = 0 [pid 9445] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9452] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9444] <... futex resumed>) = 0 [pid 9451] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9445] <... futex resumed>) = 0 [pid 9444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9451] <... futex resumed>) = 0 [pid 9445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9451] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9445] <... mmap resumed>) = 0x7f42e820a000 [pid 9444] <... mmap resumed>) = 0x7f42e820a000 [pid 9452] dup(3) = 4 [pid 9446] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9452] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9445] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9444] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9453] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9452] <... futex resumed>) = 0 [pid 9451] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9446] <... futex resumed>) = 0 [pid 9453] <... futex resumed>) = 1 [pid 9446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9445] <... mprotect resumed>) = 0 [pid 9452] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9451] <... futex resumed>) = 0 [pid 9453] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9446] <... mmap resumed>) = 0x7f42e820a000 [pid 9446] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9446] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9454]}, 88) = 9454 [pid 9446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9443] <... futex resumed>) = 0 [pid 9446] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9443] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9454 attached [pid 9453] <... futex resumed>) = 0 [pid 9446] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = 1 [pid 9453] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9446] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9443] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9454] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9454] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9454] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9451] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9445] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9444] <... mprotect resumed>) = 0 [pid 9445] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9444] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9444] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9455 attached [pid 9454] <... madvise resumed>) = 0 [pid 9445] <... clone3 resumed> => {parent_tid=[9455]}, 88) = 9455 [pid 9444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9455] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9445] rt_sigprocmask(SIG_SETMASK, [], [pid 9455] <... rseq resumed>) = 0 [pid 9455] set_robust_list(0x7f42e822a9a0, 24 [pid 9445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9455] <... set_robust_list resumed>) = 0 [pid 9445] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9444] <... clone3 resumed> => {parent_tid=[9456]}, 88) = 9456 [pid 9455] rt_sigprocmask(SIG_SETMASK, [], [pid 9445] <... futex resumed>) = 0 [pid 9455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9444] rt_sigprocmask(SIG_SETMASK, [], [pid 9445] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9455] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9444] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9456 attached [pid 9454] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9456] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9454] <... futex resumed>) = 1 [pid 9446] <... futex resumed>) = 0 [pid 9456] <... rseq resumed>) = 0 [pid 9446] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9456] set_robust_list(0x7f42e822a9a0, 24 [pid 9454] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9446] <... futex resumed>) = 0 [pid 9456] <... set_robust_list resumed>) = 0 [pid 9446] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9456] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9444] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9456] <... futex resumed>) = 0 [pid 9444] <... futex resumed>) = 1 [pid 9456] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9444] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9456] <... madvise resumed>) = 0 [pid 9455] <... madvise resumed>) = 0 [pid 9455] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9445] <... futex resumed>) = 0 [pid 9455] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9445] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9445] <... futex resumed>) = 0 [pid 9455] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9445] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9456] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9444] <... futex resumed>) = 0 [pid 9443] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9456] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9444] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9444] <... futex resumed>) = 0 [pid 9456] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9444] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9451] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9451] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9453] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9453] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9453] <... futex resumed>) = 0 [pid 9453] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9457 attached => {parent_tid=[9457]}, 88) = 9457 [pid 9457] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9455] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9454] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9445] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9445] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 9457] <... rseq resumed>) = 0 [pid 9456] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9455] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9454] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9451] rt_sigprocmask(SIG_SETMASK, [], [pid 9445] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9457] set_robust_list(0x7f42e822a9a0, 24 [pid 9456] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9454] <... futex resumed>) = 0 [pid 9457] <... set_robust_list resumed>) = 0 [pid 9456] <... futex resumed>) = 1 [pid 9454] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9456] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9457] rt_sigprocmask(SIG_SETMASK, [], [pid 9451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9444] <... futex resumed>) = 0 [pid 9455] <... futex resumed>) = 0 [pid 9457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9455] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9451] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9457] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9451] <... futex resumed>) = 0 [pid 9451] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9457] <... madvise resumed>) = 0 [pid 9457] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9451] <... futex resumed>) = 0 [pid 9457] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9451] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9451] <... futex resumed>) = 0 [pid 9457] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9451] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9457] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9457] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9451] <... futex resumed>) = 0 [pid 9457] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9452] <... mmap resumed>) = 0x20000000 [pid 9449] <... mmap resumed>) = 0x20000000 [pid 9452] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9448] <... mmap resumed>) = 0x20000000 [pid 9447] <... mmap resumed>) = 0x20000000 [pid 9452] <... futex resumed>) = 0 [pid 9452] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9450] <... mmap resumed>) = 0x20000000 [pid 9447] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9449] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9448] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9447] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9449] <... futex resumed>) = 0 [pid 9448] <... futex resumed>) = 0 [pid 9443] exit_group(0 [pid 9449] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9453] <... futex resumed>) = ? [pid 9443] <... exit_group resumed>) = ? [pid 9453] +++ exited with 0 +++ [pid 9451] exit_group(0 [pid 9445] exit_group(0 [pid 9455] <... futex resumed>) = ? [pid 9452] <... futex resumed>) = ? [pid 9451] <... exit_group resumed>) = ? [pid 9450] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9445] <... exit_group resumed>) = ? [pid 9444] exit_group(0 [pid 9457] <... futex resumed>) = ? [pid 9456] <... futex resumed>) = ? [pid 9455] +++ exited with 0 +++ [pid 9452] +++ exited with 0 +++ [pid 9450] <... futex resumed>) = 0 [pid 9449] <... futex resumed>) = ? [pid 9447] <... futex resumed>) = ? [pid 9446] exit_group(0 [pid 9444] <... exit_group resumed>) = ? [pid 9456] +++ exited with 0 +++ [pid 9450] ???( [pid 9447] +++ exited with 0 +++ [pid 9454] <... futex resumed>) = ? [pid 9446] <... exit_group resumed>) = ? [pid 9454] +++ exited with 0 +++ [pid 9444] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9444, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9449] +++ exited with 0 +++ [pid 9445] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9445, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9450] <... ??? resumed>) = ? [pid 9448] +++ exited with 0 +++ [pid 9443] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9443, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9458 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9450] +++ exited with 0 +++ [pid 9458] set_robust_list(0x5555712a26a0, 24 [pid 9446] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 9459 attached [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9458 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9446, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9459 [pid 9459] set_robust_list(0x5555712a26a0, 24 [pid 9458] <... set_robust_list resumed>) = 0 [pid 9459] <... set_robust_list resumed>) = 0 [pid 9458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9460 attached [pid 9459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9458] <... prctl resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9460 [pid 9459] <... prctl resumed>) = 0 [pid 9460] set_robust_list(0x5555712a26a0, 24 [pid 9458] setpgid(0, 0 [pid 9460] <... set_robust_list resumed>) = 0 [pid 9459] setpgid(0, 0 [pid 9458] <... setpgid resumed>) = 0 [pid 9457] +++ exited with 0 +++ [pid 9451] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9451, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 9459] <... setpgid resumed>) = 0 [pid 9460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9460] <... prctl resumed>) = 0 [pid 9460] setpgid(0, 0 [pid 9459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9460] <... setpgid resumed>) = 0 [pid 9458] <... openat resumed>) = 3 [pid 9460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 9461 attached [pid 9459] <... openat resumed>) = 3 [pid 9458] write(3, "1000", 4 [pid 9461] set_robust_list(0x5555712a26a0, 24 [pid 9460] write(3, "1000", 4 [pid 9459] write(3, "1000", 4 [pid 9458] <... write resumed>) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9461 [pid 9461] <... set_robust_list resumed>) = 0 [pid 9460] <... write resumed>) = 4 [pid 9459] <... write resumed>) = 4 [pid 9458] close(3 [pid 9460] close(3 [pid 9459] close(3 [pid 9461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9459] <... close resumed>) = 0 [pid 9460] <... close resumed>) = 0 [pid 9458] <... close resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9459] write(1, "executing program\n", 18 [pid 9461] <... prctl resumed>) = 0 [pid 9460] write(1, "executing program\n", 18 [pid 9458] write(1, "executing program\n", 18executing program executing program executing program [pid 9461] setpgid(0, 0 [pid 9460] <... write resumed>) = 18 [pid 9459] <... write resumed>) = 18 [pid 9458] <... write resumed>) = 18 [pid 9461] <... setpgid resumed>) = 0 [pid 9459] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9460] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] <... futex resumed>) = 0 [pid 9461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9459] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9462 attached [pid 9460] <... futex resumed>) = 0 [pid 9458] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9461] <... openat resumed>) = 3 [pid 9460] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9459] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9462] set_robust_list(0x5555712a26a0, 24 [pid 9458] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9461] write(3, "1000", 4 [pid 9460] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9459] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9458] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9462] <... set_robust_list resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9462 [pid 9459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9458] <... mmap resumed>) = 0x7f42e822b000 [pid 9460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9459] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9458] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9462] <... prctl resumed>) = 0 [pid 9461] <... write resumed>) = 4 [pid 9460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9459] <... mprotect resumed>) = 0 [pid 9462] setpgid(0, 0 [pid 9461] close(3 [pid 9460] <... mmap resumed>) = 0x7f42e822b000 [pid 9458] <... mprotect resumed>) = 0 [pid 9462] <... setpgid resumed>) = 0 [pid 9461] <... close resumed>) = 0 [pid 9459] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9461] write(1, "executing program\n", 18 [pid 9460] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE executing program [pid 9459] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9458] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9461] <... write resumed>) = 18 [pid 9460] <... mprotect resumed>) = 0 [pid 9459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9463 attached [pid 9461] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9463] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9459] <... clone3 resumed> => {parent_tid=[9463]}, 88) = 9463 [pid 9463] <... rseq resumed>) = 0 [pid 9462] <... openat resumed>) = 3 [pid 9461] <... futex resumed>) = 0 [pid 9460] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9459] rt_sigprocmask(SIG_SETMASK, [], [pid 9458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9464 attached [pid 9463] set_robust_list(0x7f42e824b9a0, 24 [pid 9462] write(3, "1000", 4 [pid 9461] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9464] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9463] <... set_robust_list resumed>) = 0 [pid 9462] <... write resumed>) = 4 [pid 9461] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9460] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9459] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9464] <... rseq resumed>) = 0 [pid 9463] rt_sigprocmask(SIG_SETMASK, [], [pid 9462] close(3 [pid 9461] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9459] <... futex resumed>) = 0 [pid 9458] <... clone3 resumed> => {parent_tid=[9464]}, 88) = 9464 [pid 9464] set_robust_list(0x7f42e824b9a0, 24 [pid 9463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9462] <... close resumed>) = 0 [pid 9461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9459] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9465 attached executing program [pid 9464] <... set_robust_list resumed>) = 0 [pid 9463] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9462] write(1, "executing program\n", 18 [pid 9461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9458] rt_sigprocmask(SIG_SETMASK, [], [pid 9465] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9464] rt_sigprocmask(SIG_SETMASK, [], [pid 9463] <... openat resumed>) = 3 [pid 9462] <... write resumed>) = 18 [pid 9461] <... mmap resumed>) = 0x7f42e822b000 [pid 9460] <... clone3 resumed> => {parent_tid=[9465]}, 88) = 9465 [pid 9458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9465] <... rseq resumed>) = 0 [pid 9464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9463] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9461] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9460] rt_sigprocmask(SIG_SETMASK, [], [pid 9465] set_robust_list(0x7f42e824b9a0, 24 [pid 9464] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9463] <... futex resumed>) = 1 [pid 9462] <... futex resumed>) = 0 [pid 9461] <... mprotect resumed>) = 0 [pid 9460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9459] <... futex resumed>) = 0 [pid 9458] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9465] <... set_robust_list resumed>) = 0 [pid 9464] <... openat resumed>) = 3 [pid 9463] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9459] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] <... futex resumed>) = 0 [pid 9465] rt_sigprocmask(SIG_SETMASK, [], [pid 9463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9459] <... futex resumed>) = 0 [pid 9458] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9463] dup(3 [pid 9459] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9465] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9463] <... dup resumed>) = 4 [pid 9464] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9463] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9461] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9460] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9464] <... futex resumed>) = 1 [pid 9462] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9461] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9460] <... futex resumed>) = 1 [pid 9458] <... futex resumed>) = 0 [pid 9464] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9460] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9466 attached [pid 9465] <... futex resumed>) = 0 [pid 9463] <... futex resumed>) = 1 [pid 9462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9459] <... futex resumed>) = 0 [pid 9458] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9466] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9465] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9464] <... futex resumed>) = 0 [pid 9463] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... mmap resumed>) = 0x7f42e822b000 [pid 9461] <... clone3 resumed> => {parent_tid=[9466]}, 88) = 9466 [pid 9459] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] <... futex resumed>) = 1 [pid 9466] <... rseq resumed>) = 0 [pid 9465] <... openat resumed>) = 3 [pid 9464] dup(3 [pid 9463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9462] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9459] <... futex resumed>) = 0 [pid 9458] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9466] set_robust_list(0x7f42e824b9a0, 24 [pid 9465] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9464] <... dup resumed>) = 4 [pid 9463] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9462] <... mprotect resumed>) = 0 [pid 9461] rt_sigprocmask(SIG_SETMASK, [], [pid 9459] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9466] <... set_robust_list resumed>) = 0 [pid 9465] <... futex resumed>) = 1 [pid 9464] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9460] <... futex resumed>) = 0 [pid 9466] rt_sigprocmask(SIG_SETMASK, [], [pid 9464] <... futex resumed>) = 1 [pid 9461] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9464] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9461] <... futex resumed>) = 0 [pid 9466] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9461] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9467 attached [pid 9466] <... openat resumed>) = 3 [pid 9467] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9466] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9467] <... rseq resumed>) = 0 [pid 9466] <... futex resumed>) = 1 [pid 9461] <... futex resumed>) = 0 [pid 9467] set_robust_list(0x7f42e824b9a0, 24 [pid 9466] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... clone3 resumed> => {parent_tid=[9467]}, 88) = 9467 [pid 9461] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9467] <... set_robust_list resumed>) = 0 [pid 9466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9462] rt_sigprocmask(SIG_SETMASK, [], [pid 9461] <... futex resumed>) = 0 [pid 9467] rt_sigprocmask(SIG_SETMASK, [], [pid 9466] dup(3 [pid 9462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9461] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9466] <... dup resumed>) = 4 [pid 9462] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9467] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9466] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] <... futex resumed>) = 0 [pid 9467] <... openat resumed>) = 3 [pid 9466] <... futex resumed>) = 1 [pid 9462] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9461] <... futex resumed>) = 0 [pid 9467] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9466] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9461] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9467] <... futex resumed>) = 0 [pid 9466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9462] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9461] <... futex resumed>) = 0 [pid 9467] dup(3 [pid 9466] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9462] <... futex resumed>) = 0 [pid 9461] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9467] <... dup resumed>) = 4 [pid 9462] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9467] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9467] <... futex resumed>) = 0 [pid 9465] dup(3 [pid 9460] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9465] <... dup resumed>) = 4 [pid 9460] <... futex resumed>) = 0 [pid 9458] <... futex resumed>) = 0 [pid 9460] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9458] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9467] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9464] <... futex resumed>) = 0 [pid 9465] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] <... futex resumed>) = 0 [pid 9460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9458] <... futex resumed>) = 1 [pid 9465] <... futex resumed>) = 0 [pid 9460] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9465] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9458] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9460] <... futex resumed>) = 0 [pid 9464] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9462] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9460] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9459] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9459] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9461] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9461] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9459] <... mmap resumed>) = 0x7f42e820a000 [pid 9461] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9459] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9461] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9460] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9459] <... mprotect resumed>) = 0 [pid 9458] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9460] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9460] <... futex resumed>) = 0 [pid 9459] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9458] <... futex resumed>) = 0 [pid 9459] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9460] <... mmap resumed>) = 0x7f42e820a000 [pid 9459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9460] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9462] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9458] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9468 attached [pid 9460] <... mprotect resumed>) = 0 [pid 9458] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9468] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9462] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9460] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9459] <... clone3 resumed> => {parent_tid=[9468]}, 88) = 9468 [pid 9458] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9469 attached [pid 9459] rt_sigprocmask(SIG_SETMASK, [], [pid 9468] <... rseq resumed>) = 0 [pid 9462] <... futex resumed>) = 0 [pid 9461] <... clone3 resumed> => {parent_tid=[9469]}, 88) = 9469 [pid 9460] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9458] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9461] rt_sigprocmask(SIG_SETMASK, [], [pid 9469] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9468] set_robust_list(0x7f42e822a9a0, 24 [pid 9460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9458] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9468] <... set_robust_list resumed>) = 0 [pid 9459] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9469] <... rseq resumed>) = 0 [pid 9468] rt_sigprocmask(SIG_SETMASK, [], [pid 9461] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9470 attached [pid 9468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9460] <... clone3 resumed> => {parent_tid=[9470]}, 88) = 9470 ./strace-static-x86_64: Process 9471 attached [pid 9469] set_robust_list(0x7f42e822a9a0, 24 [pid 9468] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9460] rt_sigprocmask(SIG_SETMASK, [], [pid 9459] <... futex resumed>) = 0 [pid 9470] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9461] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9470] set_robust_list(0x7f42e822a9a0, 24 [pid 9462] <... mmap resumed>) = 0x7f42e820a000 [pid 9461] <... futex resumed>) = 0 [pid 9460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9470] <... set_robust_list resumed>) = 0 [pid 9462] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9461] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9470] rt_sigprocmask(SIG_SETMASK, [], [pid 9462] <... mprotect resumed>) = 0 [pid 9470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9462] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9470] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9460] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9469] <... set_robust_list resumed>) = 0 [pid 9459] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9458] <... clone3 resumed> => {parent_tid=[9471]}, 88) = 9471 [pid 9469] rt_sigprocmask(SIG_SETMASK, [], [pid 9460] <... futex resumed>) = 1 [pid 9458] rt_sigprocmask(SIG_SETMASK, [], [pid 9469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9460] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9470] <... futex resumed>) = 0 [pid 9470] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9462] <... clone3 resumed> => {parent_tid=[9472]}, 88) = 9472 [pid 9471] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9470] <... madvise resumed>) = 0 [pid 9469] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9468] <... madvise resumed>) = 0 [pid 9462] rt_sigprocmask(SIG_SETMASK, [], [pid 9458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9458] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 9472 attached [pid 9462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9462] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9472] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9462] <... futex resumed>) = 0 [pid 9472] <... rseq resumed>) = 0 [pid 9462] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9471] <... rseq resumed>) = 0 [pid 9468] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9458] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9472] set_robust_list(0x7f42e822a9a0, 24 [pid 9468] <... futex resumed>) = 1 [pid 9471] set_robust_list(0x7f42e822a9a0, 24 [pid 9459] <... futex resumed>) = 0 [pid 9472] <... set_robust_list resumed>) = 0 [pid 9459] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9472] rt_sigprocmask(SIG_SETMASK, [], [pid 9471] <... set_robust_list resumed>) = 0 [pid 9472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9468] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9459] <... futex resumed>) = 0 [pid 9472] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9471] rt_sigprocmask(SIG_SETMASK, [], [pid 9469] <... madvise resumed>) = 0 [pid 9459] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9472] <... madvise resumed>) = 0 [pid 9471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9471] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9470] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9469] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9470] <... futex resumed>) = 1 [pid 9470] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9460] <... futex resumed>) = 0 [pid 9460] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9470] <... futex resumed>) = 0 [pid 9460] <... futex resumed>) = 1 [pid 9469] <... futex resumed>) = 1 [pid 9461] <... futex resumed>) = 0 [pid 9460] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9469] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9461] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9470] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9461] <... futex resumed>) = 0 [pid 9472] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9469] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9461] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9472] <... futex resumed>) = 1 [pid 9462] <... futex resumed>) = 0 [pid 9462] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9462] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9472] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9468] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9468] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9459] <... futex resumed>) = 0 [pid 9468] <... futex resumed>) = 1 [pid 9468] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9469] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9472] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9469] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9472] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9469] <... futex resumed>) = 1 [pid 9461] <... futex resumed>) = 0 [pid 9472] <... futex resumed>) = 1 [pid 9470] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9469] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9462] <... futex resumed>) = 0 [pid 9472] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9470] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9460] <... futex resumed>) = 0 [pid 9470] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9463] <... mmap resumed>) = 0x20000000 [pid 9467] <... mmap resumed>) = 0x20000000 [pid 9465] <... mmap resumed>) = 0x20000000 [pid 9467] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9466] <... mmap resumed>) = 0x20000000 [pid 9464] <... mmap resumed>) = 0x20000000 [pid 9458] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9467] <... futex resumed>) = 0 [pid 9466] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9465] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9463] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9462] exit_group(0 [pid 9461] exit_group(0 [pid 9458] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9472] <... futex resumed>) = ? [pid 9469] <... futex resumed>) = ? [pid 9466] <... futex resumed>) = ? [pid 9465] <... futex resumed>) = 0 [pid 9464] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9463] <... futex resumed>) = 0 [pid 9462] <... exit_group resumed>) = ? [pid 9461] <... exit_group resumed>) = ? [pid 9460] exit_group(0 [pid 9459] exit_group(0 [pid 9458] <... futex resumed>) = 0 [pid 9472] +++ exited with 0 +++ [pid 9469] +++ exited with 0 +++ [pid 9468] <... futex resumed>) = ? [pid 9467] +++ exited with 0 +++ [pid 9466] +++ exited with 0 +++ [pid 9464] <... futex resumed>) = 0 [pid 9460] <... exit_group resumed>) = ? [pid 9459] <... exit_group resumed>) = ? [pid 9458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9471] <... madvise resumed>) = 0 [pid 9470] <... futex resumed>) = ? [pid 9468] +++ exited with 0 +++ [pid 9465] +++ exited with 0 +++ [pid 9464] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9463] +++ exited with 0 +++ [pid 9458] <... mmap resumed>) = 0x7f42e81e9000 [pid 9458] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9461] +++ exited with 0 +++ [pid 9458] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0} [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9461, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 9473 attached [pid 9473] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 9458] <... clone3 resumed> => {parent_tid=[9473]}, 88) = 9473 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9473] <... rseq resumed>) = 0 [pid 9458] rt_sigprocmask(SIG_SETMASK, [], [pid 9473] set_robust_list(0x7f42e82099a0, 24 [pid 9458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9473] <... set_robust_list resumed>) = 0 [pid 9458] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 9473] rt_sigprocmask(SIG_SETMASK, [], [pid 9458] <... futex resumed>) = 0 [pid 9473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9458] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9473] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9473] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9458] <... futex resumed>) = 0 [pid 9473] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9470] +++ exited with 0 +++ [pid 9462] +++ exited with 0 +++ [pid 9460] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9462, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9460, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9459] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9459, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9471] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9471] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9458] exit_group(0 [pid 9473] <... futex resumed>) = ? [pid 9471] <... futex resumed>) = ? [pid 9464] <... futex resumed>) = ? [pid 9458] <... exit_group resumed>) = ? [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9473] +++ exited with 0 +++ [pid 9471] +++ exited with 0 +++ [pid 9464] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9475 attached ./strace-static-x86_64: Process 9474 attached , child_tidptr=0x5555712a2690) = 9475 ./strace-static-x86_64: Process 9477 attached ./strace-static-x86_64: Process 9476 attached [pid 9475] set_robust_list(0x5555712a26a0, 24 [pid 9474] set_robust_list(0x5555712a26a0, 24 [pid 9477] set_robust_list(0x5555712a26a0, 24 [pid 9475] <... set_robust_list resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9477 [pid 9474] <... set_robust_list resumed>) = 0 [pid 9477] <... set_robust_list resumed>) = 0 [pid 9476] set_robust_list(0x5555712a26a0, 24 [pid 9474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9474 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9476 [pid 9477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9476] <... set_robust_list resumed>) = 0 [pid 9476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9476] setpgid(0, 0) = 0 [pid 9476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9476] write(3, "1000", 4executing program [pid 9477] <... prctl resumed>) = 0 [pid 9475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9474] <... prctl resumed>) = 0 [pid 9458] +++ exited with 0 +++ [pid 9477] setpgid(0, 0) = 0 [pid 9476] <... write resumed>) = 4 [pid 9475] <... prctl resumed>) = 0 [pid 9474] setpgid(0, 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9458, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9476] close(3 [pid 9475] setpgid(0, 0 [pid 9474] <... setpgid resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9476] <... close resumed>) = 0 [pid 9475] <... setpgid resumed>) = 0 [pid 9476] write(1, "executing program\n", 18 [pid 9475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9476] <... write resumed>) = 18 [pid 9476] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9476] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9477] <... openat resumed>) = 3 [pid 9476] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9475] <... openat resumed>) = 3 [pid 9474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9477] write(3, "1000", 4 [pid 9475] write(3, "1000", 4 [pid 9474] <... openat resumed>) = 3 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9476] <... mmap resumed>) = 0x7f42e822b000 [pid 9475] <... write resumed>) = 4 [pid 9477] <... write resumed>) = 4 [pid 9474] write(3, "1000", 4 [pid 9477] close(3 [pid 9476] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9475] close(3 [pid 9474] <... write resumed>) = 4 [pid 9477] <... close resumed>) = 0 [pid 9476] <... mprotect resumed>) = 0 executing program executing program [pid 9475] <... close resumed>) = 0 [pid 9474] close(3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9477] write(1, "executing program\n", 18 [pid 9476] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9475] write(1, "executing program\n", 18 [pid 9474] <... close resumed>) = 0 ./strace-static-x86_64: Process 9478 attached [pid 9477] <... write resumed>) = 18 [pid 9474] write(1, "executing program\n", 18 [pid 9476] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9475] <... write resumed>) = 18 [pid 9476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program [pid 9475] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9479 attached [pid 9477] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] <... futex resumed>) = 0 [pid 9474] <... write resumed>) = 18 [pid 9479] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9478] set_robust_list(0x5555712a26a0, 24 [pid 9477] <... futex resumed>) = 0 [pid 9476] <... clone3 resumed> => {parent_tid=[9479]}, 88) = 9479 [pid 9475] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9478 [pid 9474] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9479] <... rseq resumed>) = 0 [pid 9478] <... set_robust_list resumed>) = 0 [pid 9477] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9476] rt_sigprocmask(SIG_SETMASK, [], [pid 9475] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9479] set_robust_list(0x7f42e824b9a0, 24 [pid 9477] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9474] <... futex resumed>) = 0 [pid 9478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9474] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9478] <... prctl resumed>) = 0 [pid 9477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9474] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9479] <... set_robust_list resumed>) = 0 [pid 9478] setpgid(0, 0 [pid 9477] <... mmap resumed>) = 0x7f42e822b000 [pid 9476] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9479] rt_sigprocmask(SIG_SETMASK, [], [pid 9478] <... setpgid resumed>) = 0 [pid 9477] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9476] <... futex resumed>) = 0 [pid 9475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9477] <... mprotect resumed>) = 0 [pid 9476] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9475] <... mmap resumed>) = 0x7f42e822b000 [pid 9474] <... mmap resumed>) = 0x7f42e822b000 [pid 9479] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9475] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9479] <... openat resumed>) = 3 [pid 9478] <... openat resumed>) = 3 [pid 9477] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9475] <... mprotect resumed>) = 0 [pid 9474] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9479] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9478] write(3, "1000", 4 [pid 9477] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9475] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9474] <... mprotect resumed>) = 0 [pid 9479] <... futex resumed>) = 1 [pid 9476] <... futex resumed>) = 0 [pid 9478] <... write resumed>) = 4 [pid 9477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9474] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9480 attached [pid 9479] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9478] close(3 [pid 9476] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9474] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9480] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9478] <... close resumed>) = 0 [pid 9477] <... clone3 resumed> => {parent_tid=[9480]}, 88) = 9480 [pid 9476] <... futex resumed>) = 0 [pid 9475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program ./strace-static-x86_64: Process 9482 attached ./strace-static-x86_64: Process 9481 attached [pid 9480] <... rseq resumed>) = 0 [pid 9479] dup(3 [pid 9478] write(1, "executing program\n", 18 [pid 9477] rt_sigprocmask(SIG_SETMASK, [], [pid 9476] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9482] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9481] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9480] set_robust_list(0x7f42e824b9a0, 24 [pid 9479] <... dup resumed>) = 4 [pid 9478] <... write resumed>) = 18 [pid 9477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9475] <... clone3 resumed> => {parent_tid=[9481]}, 88) = 9481 [pid 9474] <... clone3 resumed> => {parent_tid=[9482]}, 88) = 9482 [pid 9482] <... rseq resumed>) = 0 [pid 9481] <... rseq resumed>) = 0 [pid 9480] <... set_robust_list resumed>) = 0 [pid 9479] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9478] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9477] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] rt_sigprocmask(SIG_SETMASK, [], [pid 9474] rt_sigprocmask(SIG_SETMASK, [], [pid 9482] set_robust_list(0x7f42e824b9a0, 24 [pid 9481] set_robust_list(0x7f42e824b9a0, 24 [pid 9480] rt_sigprocmask(SIG_SETMASK, [], [pid 9479] <... futex resumed>) = 1 [pid 9478] <... futex resumed>) = 0 [pid 9477] <... futex resumed>) = 0 [pid 9476] <... futex resumed>) = 0 [pid 9475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9482] <... set_robust_list resumed>) = 0 [pid 9481] <... set_robust_list resumed>) = 0 [pid 9480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9479] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9478] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9477] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9476] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9474] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9482] rt_sigprocmask(SIG_SETMASK, [], [pid 9481] rt_sigprocmask(SIG_SETMASK, [], [pid 9480] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9478] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9476] <... futex resumed>) = 0 [pid 9475] <... futex resumed>) = 0 [pid 9474] <... futex resumed>) = 0 [pid 9482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9480] <... openat resumed>) = 3 [pid 9479] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9476] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9475] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9474] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9482] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9481] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9482] <... openat resumed>) = 3 [pid 9481] <... openat resumed>) = 3 [pid 9478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9482] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9481] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9480] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9478] <... mmap resumed>) = 0x7f42e822b000 [pid 9481] <... futex resumed>) = 1 [pid 9480] <... futex resumed>) = 1 [pid 9478] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9477] <... futex resumed>) = 0 [pid 9475] <... futex resumed>) = 0 [pid 9482] <... futex resumed>) = 1 [pid 9481] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9480] dup(3 [pid 9478] <... mprotect resumed>) = 0 [pid 9477] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9474] <... futex resumed>) = 0 [pid 9481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9475] <... futex resumed>) = 0 [pid 9482] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9481] dup(3 [pid 9480] <... dup resumed>) = 4 [pid 9478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9477] <... futex resumed>) = 0 [pid 9475] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9474] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9481] <... dup resumed>) = 4 [pid 9477] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9480] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9482] dup(3 [pid 9481] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9480] <... futex resumed>) = 0 [pid 9478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9474] <... futex resumed>) = 0 [pid 9482] <... dup resumed>) = 4 [pid 9481] <... futex resumed>) = 1 [pid 9478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9477] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9474] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9483 attached [pid 9482] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9481] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9480] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9477] <... futex resumed>) = 0 [pid 9475] <... futex resumed>) = 0 [pid 9474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9483] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9478] <... clone3 resumed> => {parent_tid=[9483]}, 88) = 9483 [pid 9477] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9474] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9483] <... rseq resumed>) = 0 [pid 9478] rt_sigprocmask(SIG_SETMASK, [], [pid 9474] <... futex resumed>) = 0 [pid 9483] set_robust_list(0x7f42e824b9a0, 24 [pid 9478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9474] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9483] <... set_robust_list resumed>) = 0 [pid 9478] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9483] rt_sigprocmask(SIG_SETMASK, [], [pid 9478] <... futex resumed>) = 0 [pid 9483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9478] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9483] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9483] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9478] <... futex resumed>) = 0 [pid 9478] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9483] dup(3 [pid 9478] <... futex resumed>) = 0 [pid 9478] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9483] <... dup resumed>) = 4 [pid 9483] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9478] <... futex resumed>) = 0 [pid 9478] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9483] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9478] <... futex resumed>) = 0 [pid 9478] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9475] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9482] <... futex resumed>) = 1 [pid 9481] <... futex resumed>) = 0 [pid 9475] <... futex resumed>) = 1 [pid 9474] <... futex resumed>) = 0 [pid 9482] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9475] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9481] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9474] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 9476] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9476] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9477] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9477] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9476] <... mmap resumed>) = 0x7f42e820a000 [pid 9477] <... futex resumed>) = 0 [pid 9476] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9476] <... mprotect resumed>) = 0 [pid 9477] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9476] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9477] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9476] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9474] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9477] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9475] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9474] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9478] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9475] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9474] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9484 attached [pid 9478] <... futex resumed>) = 0 [pid 9475] <... futex resumed>) = 0 [pid 9474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9485 attached [pid 9484] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9477] <... clone3 resumed> => {parent_tid=[9484]}, 88) = 9484 [pid 9475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9474] <... mmap resumed>) = 0x7f42e820a000 [pid 9485] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9484] <... rseq resumed>) = 0 [pid 9478] <... mmap resumed>) = 0x7f42e820a000 [pid 9477] rt_sigprocmask(SIG_SETMASK, [], [pid 9476] <... clone3 resumed> => {parent_tid=[9485]}, 88) = 9485 [pid 9475] <... mmap resumed>) = 0x7f42e820a000 [pid 9485] <... rseq resumed>) = 0 [pid 9484] set_robust_list(0x7f42e822a9a0, 24 [pid 9478] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9476] rt_sigprocmask(SIG_SETMASK, [], [pid 9475] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9474] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9478] <... mprotect resumed>) = 0 [pid 9477] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] <... mprotect resumed>) = 0 [pid 9474] <... mprotect resumed>) = 0 [pid 9485] set_robust_list(0x7f42e822a9a0, 24 [pid 9484] <... set_robust_list resumed>) = 0 [pid 9478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9477] <... futex resumed>) = 0 [pid 9476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9475] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9485] <... set_robust_list resumed>) = 0 [pid 9484] rt_sigprocmask(SIG_SETMASK, [], [pid 9478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9477] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9476] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9474] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9485] rt_sigprocmask(SIG_SETMASK, [], [pid 9484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9476] <... futex resumed>) = 0 [pid 9475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9474] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9486 attached [pid 9485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9484] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9485] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9478] <... clone3 resumed> => {parent_tid=[9486]}, 88) = 9486 [pid 9474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9478] rt_sigprocmask(SIG_SETMASK, [], [pid 9476] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9478] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9487 attached [pid 9484] <... madvise resumed>) = 0 [pid 9478] <... futex resumed>) = 0 [pid 9478] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9474] <... clone3 resumed> => {parent_tid=[9487]}, 88) = 9487 [pid 9474] rt_sigprocmask(SIG_SETMASK, [], [pid 9487] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9487] <... rseq resumed>) = 0 [pid 9474] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9487] set_robust_list(0x7f42e822a9a0, 24 [pid 9474] <... futex resumed>) = 0 [pid 9487] <... set_robust_list resumed>) = 0 [pid 9486] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9474] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9488 attached [pid 9487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9488] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9487] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9486] <... rseq resumed>) = 0 [pid 9488] <... rseq resumed>) = 0 [pid 9487] <... madvise resumed>) = 0 [pid 9486] set_robust_list(0x7f42e822a9a0, 24 [pid 9485] <... madvise resumed>) = 0 [pid 9475] <... clone3 resumed> => {parent_tid=[9488]}, 88) = 9488 [pid 9488] set_robust_list(0x7f42e822a9a0, 24 [pid 9486] <... set_robust_list resumed>) = 0 [pid 9484] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] rt_sigprocmask(SIG_SETMASK, [], [pid 9488] <... set_robust_list resumed>) = 0 [pid 9486] rt_sigprocmask(SIG_SETMASK, [], [pid 9485] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9484] <... futex resumed>) = 1 [pid 9477] <... futex resumed>) = 0 [pid 9475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9488] rt_sigprocmask(SIG_SETMASK, [], [pid 9486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9485] <... futex resumed>) = 1 [pid 9484] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9477] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9486] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9485] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9477] <... futex resumed>) = 0 [pid 9476] <... futex resumed>) = 0 [pid 9488] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9487] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9484] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9477] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9476] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9476] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9487] <... futex resumed>) = 1 [pid 9474] <... futex resumed>) = 0 [pid 9487] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9485] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9474] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9474] <... futex resumed>) = 0 [pid 9487] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9474] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9475] <... futex resumed>) = 0 [pid 9486] <... madvise resumed>) = 0 [pid 9486] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9486] <... futex resumed>) = 1 [pid 9486] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9478] <... futex resumed>) = 0 [pid 9478] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9486] <... futex resumed>) = 0 [pid 9478] <... futex resumed>) = 1 [pid 9486] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9478] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9488] <... madvise resumed>) = 0 [pid 9487] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9486] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9485] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9484] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9486] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9485] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9486] <... futex resumed>) = 1 [pid 9485] <... futex resumed>) = 1 [pid 9478] <... futex resumed>) = 0 [pid 9476] <... futex resumed>) = 0 [pid 9485] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9486] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9488] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9487] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9484] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9488] <... futex resumed>) = 1 [pid 9487] <... futex resumed>) = 1 [pid 9484] <... futex resumed>) = 1 [pid 9477] <... futex resumed>) = 0 [pid 9475] <... futex resumed>) = 0 [pid 9487] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9484] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9475] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9488] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9474] <... futex resumed>) = 0 [pid 9475] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9488] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9488] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9475] <... futex resumed>) = 0 [pid 9488] <... futex resumed>) = 1 [pid 9488] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9480] <... mmap resumed>) = 0x20000000 [pid 9479] <... mmap resumed>) = 0x20000000 [pid 9479] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9476] exit_group(0 [pid 9485] <... futex resumed>) = ? [pid 9479] <... futex resumed>) = ? [pid 9476] <... exit_group resumed>) = ? [pid 9485] +++ exited with 0 +++ [pid 9480] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9480] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9483] <... mmap resumed>) = 0x20000000 [pid 9483] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9482] <... mmap resumed>) = 0x20000000 [pid 9481] <... mmap resumed>) = 0x20000000 [pid 9479] +++ exited with 0 +++ [pid 9476] +++ exited with 0 +++ [pid 9483] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9482] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9481] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9478] exit_group(0 [pid 9477] exit_group(0 [pid 9474] exit_group(0 [pid 9487] <... futex resumed>) = ? [pid 9486] <... futex resumed>) = ? [pid 9484] <... futex resumed>) = ? [pid 9483] <... futex resumed>) = ? [pid 9482] <... futex resumed>) = ? [pid 9481] <... futex resumed>) = 0 [pid 9480] <... futex resumed>) = ? [pid 9478] <... exit_group resumed>) = ? [pid 9477] <... exit_group resumed>) = ? [pid 9474] <... exit_group resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9476, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9487] +++ exited with 0 +++ [pid 9486] +++ exited with 0 +++ [pid 9484] +++ exited with 0 +++ [pid 9483] +++ exited with 0 +++ [pid 9482] +++ exited with 0 +++ [pid 9481] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9480] +++ exited with 0 +++ [pid 9475] exit_group(0) = ? [pid 9481] <... futex resumed>) = ? [pid 9481] +++ exited with 0 +++ [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9489 attached , child_tidptr=0x5555712a2690) = 9489 [pid 9489] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9488] <... futex resumed>) = ? [pid 9478] +++ exited with 0 +++ [pid 9477] +++ exited with 0 +++ [pid 9474] +++ exited with 0 +++ [pid 9489] setpgid(0, 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9474, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9478, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9489] <... setpgid resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9477, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9491 attached [pid 9489] <... openat resumed>) = 3 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9490 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9492 attached ./strace-static-x86_64: Process 9490 attached [pid 9491] set_robust_list(0x5555712a26a0, 24 [pid 9489] write(3, "1000", 4 [pid 9491] <... set_robust_list resumed>) = 0 [pid 9489] <... write resumed>) = 4 [pid 9489] close(3 [pid 9491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9489] <... close resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9491 [pid 9489] write(1, "executing program\n", 18 [pid 9490] set_robust_list(0x5555712a26a0, 24executing program [pid 9489] <... write resumed>) = 18 [pid 9489] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9491] <... prctl resumed>) = 0 [pid 9489] <... futex resumed>) = 0 [pid 9491] setpgid(0, 0 [pid 9489] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9492 [pid 9491] <... setpgid resumed>) = 0 [pid 9489] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9490] <... set_robust_list resumed>) = 0 [pid 9489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9492] set_robust_list(0x5555712a26a0, 24 [pid 9489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9492] <... set_robust_list resumed>) = 0 [pid 9491] <... openat resumed>) = 3 [pid 9490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9491] write(3, "1000", 4 [pid 9490] <... prctl resumed>) = 0 [pid 9492] <... prctl resumed>) = 0 [pid 9490] setpgid(0, 0 [pid 9492] setpgid(0, 0 [pid 9490] <... setpgid resumed>) = 0 [pid 9489] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9492] <... setpgid resumed>) = 0 [pid 9491] <... write resumed>) = 4 [pid 9490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9489] <... mprotect resumed>) = 0 [pid 9492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9491] close(3 [pid 9489] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9491] <... close resumed>) = 0 [pid 9490] <... openat resumed>) = 3 [pid 9489] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9492] <... openat resumed>) = 3 [pid 9491] write(1, "executing program\n", 18 [pid 9490] write(3, "1000", 4 [pid 9489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9492] write(3, "1000", 4 [pid 9490] <... write resumed>) = 4 executing program [pid 9491] <... write resumed>) = 18 [pid 9491] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9491] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9493 attached ) = 0x7f42e822b000 [pid 9492] <... write resumed>) = 4 [pid 9490] close(3 [pid 9489] <... clone3 resumed> => {parent_tid=[9493]}, 88) = 9493 [pid 9492] close(3 [pid 9490] <... close resumed>) = 0 [pid 9493] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9492] <... close resumed>) = 0 [pid 9493] <... rseq resumed>) = 0 [pid 9490] write(1, "executing program\n", 18executing program executing program [pid 9493] set_robust_list(0x7f42e824b9a0, 24 [pid 9492] write(1, "executing program\n", 18 [pid 9490] <... write resumed>) = 18 [pid 9493] <... set_robust_list resumed>) = 0 [pid 9492] <... write resumed>) = 18 [pid 9493] rt_sigprocmask(SIG_SETMASK, [], [pid 9490] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9492] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9492] <... futex resumed>) = 0 [pid 9490] <... futex resumed>) = 0 [pid 9492] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9491] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9490] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9489] rt_sigprocmask(SIG_SETMASK, [], [pid 9492] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9491] <... mprotect resumed>) = 0 [pid 9490] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9490] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9489] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] <... futex resumed>) = 0 [pid 9492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9489] <... futex resumed>) = 1 [pid 9493] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9489] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9490] <... mmap resumed>) = 0x7f42e822b000 [pid 9492] <... mmap resumed>) = 0x7f42e822b000 [pid 9491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9490] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9494 attached [pid 9492] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9494] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9491] <... clone3 resumed> => {parent_tid=[9494]}, 88) = 9494 [pid 9490] <... mprotect resumed>) = 0 [pid 9494] <... rseq resumed>) = 0 [pid 9492] <... mprotect resumed>) = 0 [pid 9491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9490] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9491] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9490] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9491] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9496 attached ./strace-static-x86_64: Process 9495 attached [pid 9491] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9490] <... clone3 resumed> => {parent_tid=[9495]}, 88) = 9495 [pid 9495] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9494] set_robust_list(0x7f42e824b9a0, 24 [pid 9492] <... clone3 resumed> => {parent_tid=[9496]}, 88) = 9496 [pid 9490] rt_sigprocmask(SIG_SETMASK, [], [pid 9496] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9495] <... rseq resumed>) = 0 [pid 9494] <... set_robust_list resumed>) = 0 [pid 9492] rt_sigprocmask(SIG_SETMASK, [], [pid 9490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9496] <... rseq resumed>) = 0 [pid 9494] rt_sigprocmask(SIG_SETMASK, [], [pid 9492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9490] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9496] set_robust_list(0x7f42e824b9a0, 24 [pid 9494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9492] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9490] <... futex resumed>) = 0 [pid 9496] <... set_robust_list resumed>) = 0 [pid 9494] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9492] <... futex resumed>) = 0 [pid 9496] rt_sigprocmask(SIG_SETMASK, [], [pid 9495] set_robust_list(0x7f42e824b9a0, 24 [pid 9492] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9490] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9495] <... set_robust_list resumed>) = 0 [pid 9494] <... openat resumed>) = 3 [pid 9493] <... openat resumed>) = 3 [pid 9496] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9494] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9496] <... openat resumed>) = 3 [pid 9496] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9495] rt_sigprocmask(SIG_SETMASK, [], [pid 9494] <... futex resumed>) = 1 [pid 9493] <... futex resumed>) = 1 [pid 9491] <... futex resumed>) = 0 [pid 9489] <... futex resumed>) = 0 [pid 9496] <... futex resumed>) = 1 [pid 9495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9494] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9493] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9492] <... futex resumed>) = 0 [pid 9491] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9489] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9496] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9491] <... futex resumed>) = 0 [pid 9489] <... futex resumed>) = 0 [pid 9488] +++ exited with 0 +++ [pid 9475] +++ exited with 0 +++ [pid 9494] dup(3 [pid 9491] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9489] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9475, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 9494] <... dup resumed>) = 4 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9494] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9491] <... futex resumed>) = 0 [pid 9494] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9491] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9491] <... futex resumed>) = 0 [pid 9494] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9491] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9497 attached [pid 9497] set_robust_list(0x5555712a26a0, 24) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9497 [pid 9497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9495] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9492] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9497] <... prctl resumed>) = 0 [pid 9496] <... futex resumed>) = 0 [pid 9495] <... openat resumed>) = 3 [pid 9493] dup(3 [pid 9492] <... futex resumed>) = 1 [pid 9497] setpgid(0, 0 [pid 9495] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] <... dup resumed>) = 4 [pid 9492] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9495] <... futex resumed>) = 1 [pid 9493] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9490] <... futex resumed>) = 0 [pid 9493] <... futex resumed>) = 1 [pid 9493] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9490] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9489] <... futex resumed>) = 0 [pid 9490] <... futex resumed>) = 0 [pid 9490] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9489] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] <... futex resumed>) = 0 [pid 9489] <... futex resumed>) = 1 [pid 9493] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9489] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9497] <... setpgid resumed>) = 0 [pid 9496] dup(3 [pid 9495] dup(3 [pid 9497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9496] <... dup resumed>) = 4 [pid 9497] <... openat resumed>) = 3 [pid 9496] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9497] write(3, "1000", 4 [pid 9496] <... futex resumed>) = 1 [pid 9492] <... futex resumed>) = 0 [pid 9497] <... write resumed>) = 4 [pid 9496] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9492] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9497] close(3 [pid 9496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9495] <... dup resumed>) = 4 [pid 9492] <... futex resumed>) = 0 [pid 9497] <... close resumed>) = 0 [pid 9496] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9492] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9497] write(1, "executing program\n", 18 [pid 9495] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 9497] <... write resumed>) = 18 [pid 9495] <... futex resumed>) = 1 [pid 9497] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9495] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9497] <... futex resumed>) = 0 [pid 9497] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9497] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9497] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9491] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9491] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9497] <... clone3 resumed> => {parent_tid=[9498]}, 88) = 9498 [pid 9491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9497] rt_sigprocmask(SIG_SETMASK, [], [pid 9491] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9498 attached [pid 9497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9490] <... futex resumed>) = 0 [pid 9498] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9490] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9498] <... rseq resumed>) = 0 [pid 9497] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9495] <... futex resumed>) = 0 [pid 9491] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9490] <... futex resumed>) = 1 [pid 9497] <... futex resumed>) = 0 [pid 9495] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9490] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9498] set_robust_list(0x7f42e824b9a0, 24 [pid 9497] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9498] <... set_robust_list resumed>) = 0 [pid 9491] <... mprotect resumed>) = 0 [pid 9498] rt_sigprocmask(SIG_SETMASK, [], [pid 9491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9498] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9499 attached => {parent_tid=[9499]}, 88) = 9499 [pid 9491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9499] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9491] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9499] <... rseq resumed>) = 0 [pid 9491] <... futex resumed>) = 0 [pid 9499] set_robust_list(0x7f42e822a9a0, 24 [pid 9491] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9499] <... set_robust_list resumed>) = 0 [pid 9498] <... openat resumed>) = 3 [pid 9499] rt_sigprocmask(SIG_SETMASK, [], [pid 9498] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9498] <... futex resumed>) = 1 [pid 9497] <... futex resumed>) = 0 [pid 9499] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9498] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9497] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9499] <... madvise resumed>) = 0 [pid 9498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9497] <... futex resumed>) = 0 [pid 9498] dup(3 [pid 9497] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9498] <... dup resumed>) = 4 [pid 9498] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9497] <... futex resumed>) = 0 [pid 9498] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9497] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9497] <... futex resumed>) = 0 [pid 9498] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9497] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9489] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9489] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9489] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9489] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9492] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9489] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9492] <... futex resumed>) = 0 [pid 9492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9499] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9492] <... mmap resumed>) = 0x7f42e820a000 [pid 9489] <... clone3 resumed> => {parent_tid=[9500]}, 88) = 9500 [pid 9499] <... futex resumed>) = 1 [pid 9492] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9491] <... futex resumed>) = 0 [pid 9489] rt_sigprocmask(SIG_SETMASK, [], [pid 9491] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9489] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9500 attached [pid 9499] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9492] <... mprotect resumed>) = 0 [pid 9491] <... futex resumed>) = 0 [pid 9489] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9500] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9491] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9489] <... futex resumed>) = 0 [pid 9492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9489] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9500] <... rseq resumed>) = 0 [pid 9492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9501 attached [pid 9500] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9492] <... clone3 resumed> => {parent_tid=[9501]}, 88) = 9501 [pid 9501] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9500] rt_sigprocmask(SIG_SETMASK, [], [pid 9492] rt_sigprocmask(SIG_SETMASK, [], [pid 9501] <... rseq resumed>) = 0 [pid 9500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9501] set_robust_list(0x7f42e822a9a0, 24 [pid 9500] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9490] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9501] <... set_robust_list resumed>) = 0 [pid 9492] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9490] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9501] rt_sigprocmask(SIG_SETMASK, [], [pid 9492] <... futex resumed>) = 0 [pid 9490] <... futex resumed>) = 0 [pid 9492] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9500] <... madvise resumed>) = 0 [pid 9501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9501] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9500] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9489] <... futex resumed>) = 0 [pid 9489] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9501] <... madvise resumed>) = 0 [pid 9500] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9489] <... futex resumed>) = 0 [pid 9497] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9489] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9497] <... futex resumed>) = 0 [pid 9501] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9501] <... futex resumed>) = 1 [pid 9497] <... mmap resumed>) = 0x7f42e820a000 [pid 9492] <... futex resumed>) = 0 [pid 9501] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9497] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9492] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9497] <... mprotect resumed>) = 0 [pid 9492] <... futex resumed>) = 0 [pid 9497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9492] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9491] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9502 attached => {parent_tid=[9502]}, 88) = 9502 [pid 9502] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9497] rt_sigprocmask(SIG_SETMASK, [], [pid 9502] <... rseq resumed>) = 0 [pid 9497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9502] set_robust_list(0x7f42e822a9a0, 24 [pid 9497] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9502] <... set_robust_list resumed>) = 0 [pid 9497] <... futex resumed>) = 0 [pid 9502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9497] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9502] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9502] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9497] <... futex resumed>) = 0 [pid 9502] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 9497] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9502] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9497] <... futex resumed>) = 0 [pid 9497] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9489] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9499] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9499] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9500] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9499] <... futex resumed>) = 0 [pid 9490] <... mmap resumed>) = 0x7f42e820a000 [pid 9499] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9490] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9490] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9503 attached [pid 9500] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9490] <... clone3 resumed> => {parent_tid=[9503]}, 88) = 9503 [pid 9503] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9500] <... futex resumed>) = 0 [pid 9490] rt_sigprocmask(SIG_SETMASK, [], [pid 9503] <... rseq resumed>) = 0 [pid 9500] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9503] set_robust_list(0x7f42e822a9a0, 24 [pid 9497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9490] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9503] <... set_robust_list resumed>) = 0 [pid 9490] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9503] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9501] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9503] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9490] <... futex resumed>) = 0 [pid 9503] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9490] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9490] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9502] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9503] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9502] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9501] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9502] <... futex resumed>) = 0 [pid 9503] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9501] <... futex resumed>) = 0 [pid 9501] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9502] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9503] <... futex resumed>) = 1 [pid 9490] <... futex resumed>) = 0 [pid 9503] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9494] <... mmap resumed>) = 0x20000000 [pid 9496] <... mmap resumed>) = 0x20000000 [pid 9494] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9496] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] <... mmap resumed>) = 0x20000000 [pid 9491] exit_group(0 [pid 9499] <... futex resumed>) = ? [pid 9496] <... futex resumed>) = 0 [pid 9495] <... mmap resumed>) = 0x20000000 [pid 9493] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9492] exit_group(0 [pid 9491] <... exit_group resumed>) = ? [pid 9501] <... futex resumed>) = ? [pid 9499] +++ exited with 0 +++ [pid 9498] <... mmap resumed>) = 0x20000000 [pid 9494] <... futex resumed>) = ? [pid 9493] <... futex resumed>) = 0 [pid 9492] <... exit_group resumed>) = ? [pid 9501] +++ exited with 0 +++ [pid 9495] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9493] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9489] exit_group(0 [pid 9500] <... futex resumed>) = ? [pid 9495] <... futex resumed>) = 0 [pid 9489] <... exit_group resumed>) = ? [pid 9500] +++ exited with 0 +++ [pid 9495] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9493] <... futex resumed>) = ? [pid 9490] exit_group(0 [pid 9503] <... futex resumed>) = ? [pid 9490] <... exit_group resumed>) = ? [pid 9503] +++ exited with 0 +++ [pid 9495] <... futex resumed>) = ? [pid 9496] +++ exited with 0 +++ [pid 9492] +++ exited with 0 +++ [pid 9498] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9492, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9498] <... futex resumed>) = 0 [pid 9498] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9497] exit_group(0 [pid 9494] +++ exited with 0 +++ [pid 9493] +++ exited with 0 +++ [pid 9491] +++ exited with 0 +++ [pid 9489] +++ exited with 0 +++ [pid 9502] <... futex resumed>) = ? [pid 9498] <... futex resumed>) = ? [pid 9497] <... exit_group resumed>) = ? [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9491, si_uid=0, si_status=0, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9489, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9502] +++ exited with 0 +++ [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9495] +++ exited with 0 +++ [pid 9490] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9490, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9504 attached [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9504 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9507 attached ./strace-static-x86_64: Process 9506 attached ./strace-static-x86_64: Process 9505 attached [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9505 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9507 [pid 9506] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9506 [pid 9504] set_robust_list(0x5555712a26a0, 24 [pid 9506] <... set_robust_list resumed>) = 0 [pid 9504] <... set_robust_list resumed>) = 0 [pid 9506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9506] <... prctl resumed>) = 0 [pid 9504] <... prctl resumed>) = 0 [pid 9506] setpgid(0, 0 [pid 9504] setpgid(0, 0 [pid 9506] <... setpgid resumed>) = 0 [pid 9504] <... setpgid resumed>) = 0 [pid 9506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9506] <... openat resumed>) = 3 [pid 9507] set_robust_list(0x5555712a26a0, 24 [pid 9506] write(3, "1000", 4 [pid 9505] set_robust_list(0x5555712a26a0, 24 [pid 9504] <... openat resumed>) = 3 [pid 9507] <... set_robust_list resumed>) = 0 [pid 9505] <... set_robust_list resumed>) = 0 [pid 9507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9507] <... prctl resumed>) = 0 [pid 9505] <... prctl resumed>) = 0 [pid 9507] setpgid(0, 0 [pid 9505] setpgid(0, 0 [pid 9507] <... setpgid resumed>) = 0 [pid 9505] <... setpgid resumed>) = 0 [pid 9505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9506] <... write resumed>) = 4 [pid 9507] <... openat resumed>) = 3 [pid 9506] close(3 [pid 9505] <... openat resumed>) = 3 executing program [pid 9507] write(3, "1000", 4 [pid 9506] <... close resumed>) = 0 [pid 9505] write(3, "1000", 4 [pid 9504] write(3, "1000", 4 [pid 9507] <... write resumed>) = 4 [pid 9506] write(1, "executing program\n", 18 [pid 9505] <... write resumed>) = 4 [pid 9504] <... write resumed>) = 4 [pid 9507] close(3 [pid 9506] <... write resumed>) = 18 [pid 9505] close(3 [pid 9504] close(3executing program [pid 9507] <... close resumed>) = 0 [pid 9506] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9505] <... close resumed>) = 0 [pid 9504] <... close resumed>) = 0 [pid 9507] write(1, "executing program\n", 18 [pid 9506] <... futex resumed>) = 0 executing program [pid 9505] write(1, "executing program\n", 18 [pid 9507] <... write resumed>) = 18 [pid 9506] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9505] <... write resumed>) = 18 [pid 9504] write(1, "executing program\n", 18 [pid 9507] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9506] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9504] <... write resumed>) = 18 [pid 9507] <... futex resumed>) = 0 [pid 9506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9505] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9504] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9507] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9505] <... futex resumed>) = 0 [pid 9504] <... futex resumed>) = 0 [pid 9507] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9505] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9504] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9507] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9506] <... mmap resumed>) = 0x7f42e822b000 [pid 9505] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9504] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9506] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9505] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9506] <... mprotect resumed>) = 0 [pid 9505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9507] <... mmap resumed>) = 0x7f42e822b000 [pid 9506] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9507] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9506] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9505] <... mmap resumed>) = 0x7f42e822b000 [pid 9504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9507] <... mprotect resumed>) = 0 [pid 9506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9505] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9504] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9508 attached [pid 9507] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9505] <... mprotect resumed>) = 0 [pid 9504] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9508] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9507] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9506] <... clone3 resumed> => {parent_tid=[9508]}, 88) = 9508 [pid 9504] <... mprotect resumed>) = 0 [pid 9498] +++ exited with 0 +++ [pid 9497] +++ exited with 0 +++ [pid 9505] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9508] <... rseq resumed>) = 0 [pid 9507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9506] rt_sigprocmask(SIG_SETMASK, [], [pid 9505] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9497, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 9509 attached [pid 9508] set_robust_list(0x7f42e824b9a0, 24 [pid 9506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9510 attached [pid 9509] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9508] <... set_robust_list resumed>) = 0 [pid 9507] <... clone3 resumed> => {parent_tid=[9509]}, 88) = 9509 [pid 9506] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5841] <... restart_syscall resumed>) = 0 [pid 9510] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9509] <... rseq resumed>) = 0 [pid 9508] rt_sigprocmask(SIG_SETMASK, [], [pid 9507] rt_sigprocmask(SIG_SETMASK, [], [pid 9506] <... futex resumed>) = 0 [pid 9505] <... clone3 resumed> => {parent_tid=[9510]}, 88) = 9510 ./strace-static-x86_64: Process 9511 attached [pid 9510] <... rseq resumed>) = 0 [pid 9509] set_robust_list(0x7f42e824b9a0, 24 [pid 9508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9506] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9505] rt_sigprocmask(SIG_SETMASK, [], [pid 9504] <... clone3 resumed> => {parent_tid=[9511]}, 88) = 9511 [pid 9511] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9510] set_robust_list(0x7f42e824b9a0, 24 [pid 9509] <... set_robust_list resumed>) = 0 [pid 9508] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9507] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9504] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9512 attached [pid 9511] <... rseq resumed>) = 0 [pid 9510] <... set_robust_list resumed>) = 0 [pid 9509] rt_sigprocmask(SIG_SETMASK, [], [pid 9508] <... openat resumed>) = 3 [pid 9507] <... futex resumed>) = 0 [pid 9505] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9511] set_robust_list(0x7f42e824b9a0, 24 [pid 9510] rt_sigprocmask(SIG_SETMASK, [], [pid 9509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9507] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9505] <... futex resumed>) = 0 [pid 9512] set_robust_list(0x5555712a26a0, 24 [pid 9504] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9512 [pid 9508] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9512] <... set_robust_list resumed>) = 0 [pid 9511] <... set_robust_list resumed>) = 0 [pid 9510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9509] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9505] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9504] <... futex resumed>) = 0 [pid 9512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9511] rt_sigprocmask(SIG_SETMASK, [], [pid 9510] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9509] <... openat resumed>) = 3 [pid 9508] <... futex resumed>) = 1 [pid 9506] <... futex resumed>) = 0 [pid 9504] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9512] <... prctl resumed>) = 0 [pid 9511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9510] <... openat resumed>) = 3 [pid 9509] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9508] dup(3 [pid 9506] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9512] setpgid(0, 0 [pid 9511] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9510] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9509] <... futex resumed>) = 1 [pid 9508] <... dup resumed>) = 4 [pid 9507] <... futex resumed>) = 0 [pid 9506] <... futex resumed>) = 0 [pid 9512] <... setpgid resumed>) = 0 [pid 9511] <... openat resumed>) = 3 [pid 9510] <... futex resumed>) = 1 [pid 9509] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9508] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9507] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9506] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9505] <... futex resumed>) = 0 [pid 9511] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9510] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9508] <... futex resumed>) = 0 [pid 9507] <... futex resumed>) = 0 [pid 9506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9505] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9506] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9505] <... futex resumed>) = 0 [pid 9510] dup(3 [pid 9506] <... futex resumed>) = 0 [pid 9505] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9510] <... dup resumed>) = 4 [pid 9506] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9510] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9505] <... futex resumed>) = 0 [pid 9510] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9505] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9505] <... futex resumed>) = 0 [pid 9510] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9505] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9511] <... futex resumed>) = 1 [pid 9509] dup(3 [pid 9508] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9507] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9511] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9504] <... futex resumed>) = 0 [pid 9504] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9504] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9509] <... dup resumed>) = 4 [pid 9511] dup(3) = 4 [pid 9509] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9512] <... openat resumed>) = 3 [pid 9511] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9509] <... futex resumed>) = 1 [pid 9507] <... futex resumed>) = 0 [pid 9512] write(3, "1000", 4 [pid 9511] <... futex resumed>) = 1 [pid 9509] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9507] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9504] <... futex resumed>) = 0 [pid 9512] <... write resumed>) = 4 [pid 9511] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9507] <... futex resumed>) = 0 [pid 9512] close(3 [pid 9509] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9507] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9512] <... close resumed>) = 0 executing program [pid 9512] write(1, "executing program\n", 18 [pid 9504] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9512] <... write resumed>) = 18 [pid 9512] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9511] <... futex resumed>) = 0 [pid 9504] <... futex resumed>) = 1 [pid 9512] <... futex resumed>) = 0 [pid 9511] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9504] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9512] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9512] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9513 attached => {parent_tid=[9513]}, 88) = 9513 [pid 9513] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9512] rt_sigprocmask(SIG_SETMASK, [], [pid 9513] <... rseq resumed>) = 0 [pid 9512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9513] set_robust_list(0x7f42e824b9a0, 24 [pid 9512] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9513] <... set_robust_list resumed>) = 0 [pid 9512] <... futex resumed>) = 0 [pid 9513] rt_sigprocmask(SIG_SETMASK, [], [pid 9512] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9513] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9513] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9512] <... futex resumed>) = 0 [pid 9513] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9506] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9506] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9506] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9506] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9505] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9506] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9505] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9505] <... futex resumed>) = 0 [pid 9512] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9514 attached [pid 9513] <... futex resumed>) = 0 [pid 9512] <... futex resumed>) = 1 [pid 9506] <... clone3 resumed> => {parent_tid=[9514]}, 88) = 9514 [pid 9505] <... mmap resumed>) = 0x7f42e820a000 [pid 9514] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9513] dup(3 [pid 9512] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9514] <... rseq resumed>) = 0 [pid 9513] <... dup resumed>) = 4 [pid 9514] set_robust_list(0x7f42e822a9a0, 24 [pid 9513] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9505] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9514] <... set_robust_list resumed>) = 0 [pid 9513] <... futex resumed>) = 1 [pid 9512] <... futex resumed>) = 0 [pid 9506] rt_sigprocmask(SIG_SETMASK, [], [pid 9505] <... mprotect resumed>) = 0 [pid 9507] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9512] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9507] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9512] <... futex resumed>) = 0 [pid 9514] rt_sigprocmask(SIG_SETMASK, [], [pid 9513] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9512] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9505] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9504] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9504] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9514] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9507] <... mmap resumed>) = 0x7f42e820a000 [pid 9504] <... futex resumed>) = 0 [pid 9504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9507] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9506] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9514] <... futex resumed>) = 0 [pid 9507] <... mprotect resumed>) = 0 [pid 9506] <... futex resumed>) = 1 [pid 9505] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9506] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9515 attached [pid 9514] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9507] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9505] <... clone3 resumed> => {parent_tid=[9515]}, 88) = 9515 [pid 9507] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9505] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9515] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9505] <... futex resumed>) = 0 [pid 9515] <... rseq resumed>) = 0 [pid 9505] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9515] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9515] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9514] <... madvise resumed>) = 0 [pid 9507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9516 attached [pid 9516] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9507] <... clone3 resumed> => {parent_tid=[9516]}, 88) = 9516 [pid 9516] <... rseq resumed>) = 0 [pid 9507] rt_sigprocmask(SIG_SETMASK, [], [pid 9516] set_robust_list(0x7f42e822a9a0, 24 [pid 9507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9507] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9516] <... set_robust_list resumed>) = 0 [pid 9507] <... futex resumed>) = 0 [pid 9515] <... madvise resumed>) = 0 [pid 9516] rt_sigprocmask(SIG_SETMASK, [], [pid 9507] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9515] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9514] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9516] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9515] <... futex resumed>) = 1 [pid 9514] <... futex resumed>) = 1 [pid 9506] <... futex resumed>) = 0 [pid 9505] <... futex resumed>) = 0 [pid 9506] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9506] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9505] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9515] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9505] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9514] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9504] <... mmap resumed>) = 0x7f42e820a000 [pid 9504] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9517]}, 88) = 9517 [pid 9504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9504] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 9517 attached [pid 9517] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9504] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9517] <... rseq resumed>) = 0 [pid 9517] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9516] <... madvise resumed>) = 0 [pid 9517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9517] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9516] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9517] <... madvise resumed>) = 0 [pid 9517] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9516] <... futex resumed>) = 1 [pid 9507] <... futex resumed>) = 0 [pid 9504] <... futex resumed>) = 0 [pid 9517] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9516] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9507] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9504] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9507] <... futex resumed>) = 0 [pid 9504] <... futex resumed>) = 0 [pid 9517] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9516] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9507] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9504] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9512] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9512] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9512] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9518 attached [pid 9518] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9512] <... clone3 resumed> => {parent_tid=[9518]}, 88) = 9518 [pid 9518] <... rseq resumed>) = 0 [pid 9512] rt_sigprocmask(SIG_SETMASK, [], [pid 9518] set_robust_list(0x7f42e822a9a0, 24 [pid 9512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9518] <... set_robust_list resumed>) = 0 [pid 9512] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9518] rt_sigprocmask(SIG_SETMASK, [], [pid 9512] <... futex resumed>) = 0 [pid 9518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9512] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9518] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9518] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9517] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9516] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9515] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9514] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9506] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9505] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9518] <... futex resumed>) = 1 [pid 9518] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9516] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9514] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9516] <... futex resumed>) = 1 [pid 9514] <... futex resumed>) = 0 [pid 9514] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9516] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9517] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9515] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9507] <... futex resumed>) = 0 [pid 9517] <... futex resumed>) = 1 [pid 9515] <... futex resumed>) = 0 [pid 9504] <... futex resumed>) = 0 [pid 9517] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9515] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9512] <... futex resumed>) = 0 [pid 9512] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9512] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9518] <... futex resumed>) = 0 [pid 9518] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9518] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9512] <... futex resumed>) = 0 [pid 9518] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9509] <... mmap resumed>) = 0x20000000 [pid 9511] <... mmap resumed>) = 0x20000000 [pid 9509] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9507] exit_group(0 [pid 9516] <... futex resumed>) = ? [pid 9509] <... futex resumed>) = ? [pid 9507] <... exit_group resumed>) = ? [pid 9516] +++ exited with 0 +++ [pid 9509] +++ exited with 0 +++ [pid 9508] <... mmap resumed>) = 0x20000000 [pid 9508] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9513] <... mmap resumed>) = 0x20000000 [pid 9511] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9508] <... futex resumed>) = 0 [pid 9506] exit_group(0 [pid 9513] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9514] <... futex resumed>) = ? [pid 9511] <... futex resumed>) = 0 [pid 9510] <... mmap resumed>) = 0x20000000 [pid 9506] <... exit_group resumed>) = ? [pid 9514] +++ exited with 0 +++ [pid 9513] <... futex resumed>) = 0 [pid 9511] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9508] +++ exited with 0 +++ [pid 9507] +++ exited with 0 +++ [pid 9510] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9513] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9512] exit_group(0 [pid 9510] <... futex resumed>) = 0 [pid 9504] exit_group(0 [pid 9518] <... futex resumed>) = ? [pid 9513] <... futex resumed>) = ? [pid 9517] <... futex resumed>) = ? [pid 9512] <... exit_group resumed>) = ? [pid 9511] <... futex resumed>) = ? [pid 9510] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9504] <... exit_group resumed>) = ? [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9507, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9518] +++ exited with 0 +++ [pid 9517] +++ exited with 0 +++ [pid 9513] +++ exited with 0 +++ [pid 9511] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9505] exit_group(0 [pid 9506] +++ exited with 0 +++ [pid 9505] <... exit_group resumed>) = ? [pid 5843] <... restart_syscall resumed>) = 0 [pid 9515] <... futex resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9506, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 9515] +++ exited with 0 +++ [pid 9510] <... futex resumed>) = ? [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9519 attached , child_tidptr=0x5555712a2690) = 9520 [pid 9519] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 9520 attached [pid 9504] +++ exited with 0 +++ [pid 9519] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9519 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9504, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 9520] set_robust_list(0x5555712a26a0, 24 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9520] <... set_robust_list resumed>) = 0 [pid 9519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9519] <... prctl resumed>) = 0 [pid 9512] +++ exited with 0 +++ [pid 9520] setpgid(0, 0 [pid 9519] setpgid(0, 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9512, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9520] <... setpgid resumed>) = 0 [pid 9519] <... setpgid resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] <... restart_syscall resumed>) = 0 [pid 9520] <... openat resumed>) = 3 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9519] <... openat resumed>) = 3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9520] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 9521 attached [pid 9520] close(3 [pid 9521] set_robust_list(0x5555712a26a0, 24 [pid 9520] <... close resumed>) = 0 [pid 9521] <... set_robust_list resumed>) = 0 [pid 9519] write(3, "1000", 4 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9521 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 9521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9520] write(1, "executing program\n", 18executing program ) = 18 [pid 9520] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9521] <... prctl resumed>) = 0 [pid 9519] <... write resumed>) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9522 [pid 9521] setpgid(0, 0 [pid 9519] close(3) = 0 [pid 9519] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 9522 attached [pid 9520] <... futex resumed>) = 0 [pid 9522] set_robust_list(0x5555712a26a0, 24 [pid 9521] <... setpgid resumed>) = 0 [pid 9520] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9519] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9522] <... set_robust_list resumed>) = 0 [pid 9520] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9522] <... prctl resumed>) = 0 [pid 9520] <... mmap resumed>) = 0x7f42e822b000 [pid 9522] setpgid(0, 0 [pid 9520] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9522] <... setpgid resumed>) = 0 [pid 9521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9520] <... mprotect resumed>) = 0 [pid 9519] <... futex resumed>) = 0 [pid 9522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9521] <... openat resumed>) = 3 [pid 9520] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9519] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9521] write(3, "1000", 4 [pid 9519] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9521] <... write resumed>) = 4 [pid 9519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9521] close(3 [pid 9519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9521] <... close resumed>) = 0 [pid 9522] <... openat resumed>) = 3 [pid 9520] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9522] write(3, "1000", 4 [pid 9520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9523 attached [pid 9522] <... write resumed>) = 4 executing program [pid 9521] write(1, "executing program\n", 18 [pid 9519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9523] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9522] close(3 [pid 9521] <... write resumed>) = 18 [pid 9520] <... clone3 resumed> => {parent_tid=[9523]}, 88) = 9523 [pid 9521] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... mmap resumed>) = 0x7f42e822b000 [pid 9521] <... futex resumed>) = 0 [pid 9521] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9519] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9521] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9519] <... mprotect resumed>) = 0 [pid 9521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9523] <... rseq resumed>) = 0 [pid 9522] <... close resumed>) = 0 [pid 9521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9520] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 9523] set_robust_list(0x7f42e824b9a0, 24 [pid 9522] write(1, "executing program\n", 18 [pid 9521] <... mmap resumed>) = 0x7f42e822b000 [pid 9520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9523] <... set_robust_list resumed>) = 0 [pid 9522] <... write resumed>) = 18 [pid 9521] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9520] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9523] rt_sigprocmask(SIG_SETMASK, [], [pid 9522] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9521] <... mprotect resumed>) = 0 [pid 9520] <... futex resumed>) = 0 [pid 9519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9522] <... futex resumed>) = 0 [pid 9520] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9524 attached [pid 9523] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9522] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9521] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9524] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9521] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9519] <... clone3 resumed> => {parent_tid=[9524]}, 88) = 9524 [pid 9524] <... rseq resumed>) = 0 [pid 9521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9519] rt_sigprocmask(SIG_SETMASK, [], [pid 9524] set_robust_list(0x7f42e824b9a0, 24 [pid 9519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9524] <... set_robust_list resumed>) = 0 [pid 9524] rt_sigprocmask(SIG_SETMASK, [], [pid 9522] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9525 attached [pid 9524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9519] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9525] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9524] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9519] <... futex resumed>) = 0 [pid 9510] +++ exited with 0 +++ [pid 9505] +++ exited with 0 +++ [pid 9521] <... clone3 resumed> => {parent_tid=[9525]}, 88) = 9525 [pid 9525] <... rseq resumed>) = 0 [pid 9524] <... openat resumed>) = 3 [pid 9523] <... openat resumed>) = 3 [pid 9522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9521] rt_sigprocmask(SIG_SETMASK, [], [pid 9519] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9505, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 9525] set_robust_list(0x7f42e824b9a0, 24 [pid 9524] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9523] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9522] <... mmap resumed>) = 0x7f42e822b000 [pid 9521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9525] <... set_robust_list resumed>) = 0 [pid 9524] <... futex resumed>) = 0 [pid 9523] <... futex resumed>) = 1 [pid 9522] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9521] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9520] <... futex resumed>) = 0 [pid 9519] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9525] rt_sigprocmask(SIG_SETMASK, [], [pid 9524] dup(3 [pid 9523] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9522] <... mprotect resumed>) = 0 [pid 9521] <... futex resumed>) = 0 [pid 9520] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... futex resumed>) = 0 [pid 9525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9524] <... dup resumed>) = 4 [pid 9521] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9525] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9524] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9522] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9520] <... futex resumed>) = 0 [pid 9519] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9523] dup(3 [pid 9520] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9523] <... dup resumed>) = 4 [pid 9525] <... openat resumed>) = 3 [pid 9524] <... futex resumed>) = 0 [pid 9523] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9525] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9524] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9519] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9525] <... futex resumed>) = 1 [pid 9524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9521] <... futex resumed>) = 0 [pid 9519] <... futex resumed>) = 0 [pid 9525] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9524] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9521] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9523] <... futex resumed>) = 1 [pid 9522] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9521] <... futex resumed>) = 0 [pid 9520] <... futex resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9525] dup(3 [pid 9523] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9521] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9520] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9526 attached [pid 9525] <... dup resumed>) = 4 [pid 9523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9520] <... futex resumed>) = 0 [pid 9526] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9525] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9523] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9522] <... clone3 resumed> => {parent_tid=[9526]}, 88) = 9526 [pid 9520] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9526] <... rseq resumed>) = 0 [pid 9525] <... futex resumed>) = 1 [pid 9522] rt_sigprocmask(SIG_SETMASK, [], [pid 9521] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9527 attached [pid 9526] set_robust_list(0x7f42e824b9a0, 24 [pid 9525] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9521] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9527] set_robust_list(0x5555712a26a0, 24 [pid 9526] <... set_robust_list resumed>) = 0 [pid 9525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9521] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9527 [pid 9527] <... set_robust_list resumed>) = 0 [pid 9526] rt_sigprocmask(SIG_SETMASK, [], [pid 9525] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9521] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9522] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9522] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9526] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9527] <... prctl resumed>) = 0 [pid 9527] setpgid(0, 0 [pid 9526] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9527] <... setpgid resumed>) = 0 [pid 9526] <... futex resumed>) = 1 [pid 9522] <... futex resumed>) = 0 [pid 9527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9522] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9526] dup(3 [pid 9522] <... futex resumed>) = 0 [pid 9526] <... dup resumed>) = 4 [pid 9522] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9526] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9527] <... openat resumed>) = 3 [pid 9526] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9522] <... futex resumed>) = 0 [pid 9527] write(3, "1000", 4 [pid 9522] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9527] <... write resumed>) = 4 [pid 9522] <... futex resumed>) = 1 [pid 9527] close(3 [pid 9526] <... futex resumed>) = 0 [pid 9522] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9527] <... close resumed>) = 0 [pid 9526] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 9527] write(1, "executing program\n", 18) = 18 [pid 9527] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9527] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9527] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9527] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9528 attached [pid 9528] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9528] set_robust_list(0x7f42e824b9a0, 24 [pid 9527] <... clone3 resumed> => {parent_tid=[9528]}, 88) = 9528 [pid 9528] <... set_robust_list resumed>) = 0 [pid 9528] rt_sigprocmask(SIG_SETMASK, [], [pid 9527] rt_sigprocmask(SIG_SETMASK, [], [pid 9528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9528] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9527] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9527] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9528] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9528] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9527] <... futex resumed>) = 0 [pid 9528] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9527] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9528] <... futex resumed>) = 0 [pid 9528] dup(3 [pid 9527] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9528] <... dup resumed>) = 4 [pid 9519] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9528] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... futex resumed>) = 0 [pid 9528] <... futex resumed>) = 1 [pid 9527] <... futex resumed>) = 0 [pid 9519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9528] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9527] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... mmap resumed>) = 0x7f42e820a000 [pid 9528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9527] <... futex resumed>) = 0 [pid 9519] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9528] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9527] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9520] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9519] <... mprotect resumed>) = 0 [pid 9519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9529 attached [pid 9529] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9520] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... clone3 resumed> => {parent_tid=[9529]}, 88) = 9529 [pid 9529] set_robust_list(0x7f42e822a9a0, 24 [pid 9520] <... futex resumed>) = 0 [pid 9519] rt_sigprocmask(SIG_SETMASK, [], [pid 9521] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9521] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9520] <... mmap resumed>) = 0x7f42e820a000 [pid 9529] <... set_robust_list resumed>) = 0 [pid 9521] <... futex resumed>) = 0 [pid 9529] rt_sigprocmask(SIG_SETMASK, [], [pid 9521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9521] <... mmap resumed>) = 0x7f42e820a000 [pid 9529] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9522] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9521] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9520] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9519] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9521] <... mprotect resumed>) = 0 [pid 9520] <... mprotect resumed>) = 0 [pid 9519] <... futex resumed>) = 0 [pid 9522] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9529] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9522] <... futex resumed>) = 0 [pid 9521] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9520] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9519] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9521] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9520] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9530 attached [pid 9520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9521] <... clone3 resumed> => {parent_tid=[9530]}, 88) = 9530 ./strace-static-x86_64: Process 9531 attached [pid 9530] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9529] <... madvise resumed>) = 0 [pid 9522] <... mmap resumed>) = 0x7f42e820a000 [pid 9521] rt_sigprocmask(SIG_SETMASK, [], [pid 9531] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9530] <... rseq resumed>) = 0 [pid 9522] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9520] <... clone3 resumed> => {parent_tid=[9531]}, 88) = 9531 [pid 9521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9521] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9530] set_robust_list(0x7f42e822a9a0, 24 [pid 9521] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9531] <... rseq resumed>) = 0 [pid 9530] <... set_robust_list resumed>) = 0 [pid 9531] set_robust_list(0x7f42e822a9a0, 24 [pid 9530] rt_sigprocmask(SIG_SETMASK, [], [pid 9531] <... set_robust_list resumed>) = 0 [pid 9530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9531] rt_sigprocmask(SIG_SETMASK, [], [pid 9530] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9530] <... madvise resumed>) = 0 [pid 9531] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9529] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9529] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9522] <... mprotect resumed>) = 0 [pid 9520] rt_sigprocmask(SIG_SETMASK, [], [pid 9519] <... futex resumed>) = 0 [pid 9530] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9527] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9522] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9519] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9529] <... futex resumed>) = 0 [pid 9527] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9522] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9520] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... futex resumed>) = 1 [pid 9527] <... futex resumed>) = 0 [pid 9527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9531] <... futex resumed>) = 0 [pid 9530] <... futex resumed>) = 1 [pid 9529] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9527] <... mmap resumed>) = 0x7f42e820a000 [pid 9522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9521] <... futex resumed>) = 0 [pid 9520] <... futex resumed>) = 1 [pid 9519] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9531] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9527] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9521] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9532 attached [pid 9530] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9527] <... mprotect resumed>) = 0 [pid 9520] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9532] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9522] <... clone3 resumed> => {parent_tid=[9532]}, 88) = 9532 [pid 9521] <... futex resumed>) = 0 [pid 9532] <... rseq resumed>) = 0 [pid 9527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9522] rt_sigprocmask(SIG_SETMASK, [], [pid 9521] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9532] set_robust_list(0x7f42e822a9a0, 24 [pid 9527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9532] <... set_robust_list resumed>) = 0 [pid 9522] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9533 attached [pid 9532] rt_sigprocmask(SIG_SETMASK, [], [pid 9527] <... clone3 resumed> => {parent_tid=[9533]}, 88) = 9533 [pid 9522] <... futex resumed>) = 0 [pid 9532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9527] rt_sigprocmask(SIG_SETMASK, [], [pid 9522] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9533] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9532] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9531] <... madvise resumed>) = 0 [pid 9527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9533] set_robust_list(0x7f42e822a9a0, 24 [pid 9527] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9533] <... set_robust_list resumed>) = 0 [pid 9527] <... futex resumed>) = 0 [pid 9533] rt_sigprocmask(SIG_SETMASK, [], [pid 9531] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9527] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9533] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9531] <... futex resumed>) = 1 [pid 9520] <... futex resumed>) = 0 [pid 9520] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9531] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9520] <... futex resumed>) = 0 [pid 9520] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9532] <... madvise resumed>) = 0 [pid 9532] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9522] <... futex resumed>) = 0 [pid 9522] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9532] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9522] <... futex resumed>) = 0 [pid 9522] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9529] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9533] <... madvise resumed>) = 0 [pid 9532] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9531] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9530] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9529] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9529] <... futex resumed>) = 0 [pid 9529] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9533] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9532] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9531] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9533] <... futex resumed>) = 1 [pid 9532] <... futex resumed>) = 1 [pid 9530] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9527] <... futex resumed>) = 0 [pid 9522] <... futex resumed>) = 0 [pid 9533] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9532] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9531] <... futex resumed>) = 1 [pid 9530] <... futex resumed>) = 0 [pid 9521] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9520] <... futex resumed>) = 0 [pid 9531] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9527] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9533] <... futex resumed>) = 0 [pid 9530] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9527] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9533] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9533] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9533] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9527] <... futex resumed>) = 0 [pid 9525] <... mmap resumed>) = 0x20000000 [pid 9528] <... mmap resumed>) = 0x20000000 [pid 9525] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9524] <... mmap resumed>) = 0x20000000 [pid 9523] <... mmap resumed>) = 0x20000000 [pid 9521] exit_group(0 [pid 9526] <... mmap resumed>) = 0x20000000 [pid 9524] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9530] <... futex resumed>) = ? [pid 9528] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9526] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9525] <... futex resumed>) = ? [pid 9523] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9521] <... exit_group resumed>) = ? [pid 9530] +++ exited with 0 +++ [pid 9528] <... futex resumed>) = 0 [pid 9527] exit_group(0 [pid 9526] <... futex resumed>) = 0 [pid 9525] +++ exited with 0 +++ [pid 9524] <... futex resumed>) = 0 [pid 9523] <... futex resumed>) = 0 [pid 9522] exit_group(0 [pid 9520] exit_group(0 [pid 9519] exit_group(0 [pid 9533] <... futex resumed>) = ? [pid 9532] <... futex resumed>) = ? [pid 9531] <... futex resumed>) = ? [pid 9529] <... futex resumed>) = ? [pid 9527] <... exit_group resumed>) = ? [pid 9522] <... exit_group resumed>) = ? [pid 9520] <... exit_group resumed>) = ? [pid 9519] <... exit_group resumed>) = ? [pid 9533] +++ exited with 0 +++ [pid 9532] +++ exited with 0 +++ [pid 9531] +++ exited with 0 +++ [pid 9529] +++ exited with 0 +++ [pid 9526] +++ exited with 0 +++ [pid 9524] +++ exited with 0 +++ [pid 9523] +++ exited with 0 +++ [pid 9528] +++ exited with 0 +++ [pid 9527] +++ exited with 0 +++ [pid 9522] +++ exited with 0 +++ [pid 9521] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9527, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9521, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9522, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9535 attached ./strace-static-x86_64: Process 9534 attached [pid 9535] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9534 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9535 [pid 9534] set_robust_list(0x5555712a26a0, 24 [pid 9535] <... set_robust_list resumed>) = 0 [pid 9535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9534] <... set_robust_list resumed>) = 0 [pid 9519] +++ exited with 0 +++ [pid 9535] setpgid(0, 0 [pid 9534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9535] <... setpgid resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9519, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 9535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9535] write(3, "1000", 4 [pid 9534] <... prctl resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9535] <... write resumed>) = 4 [pid 9534] setpgid(0, 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9536 attached [pid 9535] close(3 [pid 9536] set_robust_list(0x5555712a26a0, 24 [pid 9535] <... close resumed>) = 0 [pid 9534] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 9537 attached executing program [pid 9536] <... set_robust_list resumed>) = 0 [pid 9535] write(1, "executing program\n", 18 [pid 9534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9520] +++ exited with 0 +++ [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9536 [pid 9536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9535] <... write resumed>) = 18 [pid 9534] <... openat resumed>) = 3 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9537 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9520, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9537] set_robust_list(0x5555712a26a0, 24 [pid 9536] <... prctl resumed>) = 0 [pid 9535] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9534] write(3, "1000", 4 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9537] <... set_robust_list resumed>) = 0 [pid 9536] setpgid(0, 0 [pid 9535] <... futex resumed>) = 0 [pid 9534] <... write resumed>) = 4 [pid 9536] <... setpgid resumed>) = 0 [pid 9535] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9535] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9534] close(3 [pid 9537] <... prctl resumed>) = 0 [pid 9536] <... openat resumed>) = 3 [pid 9535] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9534] <... close resumed>) = 0 [pid 9537] setpgid(0, 0 [pid 9536] write(3, "1000", 4 [pid 9535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] <... setpgid resumed>) = 0 [pid 9536] <... write resumed>) = 4 executing program [pid 9535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9534] write(1, "executing program\n", 18 [pid 9537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9536] close(3 [pid 9535] <... mmap resumed>) = 0x7f42e822b000 [pid 9534] <... write resumed>) = 18 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9536] <... close resumed>) = 0 [pid 9535] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9536] write(1, "executing program\n", 18 [pid 9535] <... mprotect resumed>) = 0 executing program [pid 9534] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9537] <... openat resumed>) = 3 [pid 9536] <... write resumed>) = 18 [pid 9535] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9534] <... futex resumed>) = 0 [pid 9537] write(3, "1000", 4 [pid 9536] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9535] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9534] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9537] <... write resumed>) = 4 [pid 9535] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9534] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9537] close(3 [pid 9536] <... futex resumed>) = 0 [pid 9536] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9535] <... clone3 resumed> => {parent_tid=[9538]}, 88) = 9538 [pid 9536] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9535] rt_sigprocmask(SIG_SETMASK, [], [pid 9536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9535] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9535] <... futex resumed>) = 0 [pid 9536] <... mmap resumed>) = 0x7f42e822b000 [pid 9535] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9536] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 9539 attached ./strace-static-x86_64: Process 9538 attached executing program [pid 9537] <... close resumed>) = 0 [pid 9534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9537] write(1, "executing program\n", 18 [pid 9534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] <... write resumed>) = 18 [pid 9534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9539] set_robust_list(0x5555712a26a0, 24 [pid 9538] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9537] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9534] <... mmap resumed>) = 0x7f42e822b000 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9539 [pid 9539] <... set_robust_list resumed>) = 0 [pid 9538] <... rseq resumed>) = 0 [pid 9537] <... futex resumed>) = 0 [pid 9536] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9534] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9538] set_robust_list(0x7f42e824b9a0, 24 [pid 9537] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9538] <... set_robust_list resumed>) = 0 [pid 9537] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9534] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9540 attached [pid 9539] <... prctl resumed>) = 0 [pid 9538] rt_sigprocmask(SIG_SETMASK, [], [pid 9537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9539] setpgid(0, 0 [pid 9538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9538] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9536] <... clone3 resumed> => {parent_tid=[9540]}, 88) = 9540 [pid 9540] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9539] <... setpgid resumed>) = 0 [pid 9538] <... openat resumed>) = 3 [pid 9537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9536] rt_sigprocmask(SIG_SETMASK, [], [pid 9534] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9540] <... rseq resumed>) = 0 [pid 9539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9538] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9540] set_robust_list(0x7f42e824b9a0, 24 [pid 9538] <... futex resumed>) = 1 [pid 9537] <... mmap resumed>) = 0x7f42e822b000 [pid 9536] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9535] <... futex resumed>) = 0 [pid 9540] <... set_robust_list resumed>) = 0 [pid 9538] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9537] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9536] <... futex resumed>) = 0 [pid 9535] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9534] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9540] rt_sigprocmask(SIG_SETMASK, [], [pid 9539] <... openat resumed>) = 3 [pid 9538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9537] <... mprotect resumed>) = 0 [pid 9536] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9535] <... futex resumed>) = 0 [pid 9534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9538] dup(3 [pid 9535] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9538] <... dup resumed>) = 4 [pid 9538] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9538] <... futex resumed>) = 0 [pid 9535] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9538] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9535] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9541 attached [pid 9535] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9540] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9541] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9539] write(3, "1000", 4 [pid 9537] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9541] set_robust_list(0x7f42e824b9a0, 24 [pid 9540] <... openat resumed>) = 3 [pid 9539] <... write resumed>) = 4 [pid 9537] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9534] <... clone3 resumed> => {parent_tid=[9541]}, 88) = 9541 executing program [pid 9540] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9539] close(3 [pid 9537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9539] <... close resumed>) = 0 [pid 9534] rt_sigprocmask(SIG_SETMASK, [], [pid 9539] write(1, "executing program\n", 18) = 18 [pid 9534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9540] <... futex resumed>) = 1 [pid 9539] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9542 attached [pid 9541] <... set_robust_list resumed>) = 0 [pid 9540] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9539] <... futex resumed>) = 0 [pid 9537] <... clone3 resumed> => {parent_tid=[9542]}, 88) = 9542 [pid 9536] <... futex resumed>) = 0 [pid 9534] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9542] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9541] rt_sigprocmask(SIG_SETMASK, [], [pid 9539] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9537] rt_sigprocmask(SIG_SETMASK, [], [pid 9536] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9534] <... futex resumed>) = 0 [pid 9542] <... rseq resumed>) = 0 [pid 9541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9540] <... futex resumed>) = 0 [pid 9539] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9536] <... futex resumed>) = 1 [pid 9534] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9542] set_robust_list(0x7f42e824b9a0, 24 [pid 9541] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9540] dup(3 [pid 9539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9537] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9542] <... set_robust_list resumed>) = 0 [pid 9541] <... openat resumed>) = 3 [pid 9540] <... dup resumed>) = 4 [pid 9539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] <... futex resumed>) = 0 [pid 9542] rt_sigprocmask(SIG_SETMASK, [], [pid 9541] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9540] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9537] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9541] <... futex resumed>) = 1 [pid 9540] <... futex resumed>) = 1 [pid 9539] <... mmap resumed>) = 0x7f42e822b000 [pid 9536] <... futex resumed>) = 0 [pid 9534] <... futex resumed>) = 0 [pid 9542] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9541] dup(3 [pid 9540] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9539] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9536] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9534] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9542] <... openat resumed>) = 3 [pid 9541] <... dup resumed>) = 4 [pid 9540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9539] <... mprotect resumed>) = 0 [pid 9536] <... futex resumed>) = 0 [pid 9534] <... futex resumed>) = 0 [pid 9542] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9541] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9540] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9539] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9536] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9534] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9542] <... futex resumed>) = 1 [pid 9541] <... futex resumed>) = 0 [pid 9539] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9537] <... futex resumed>) = 0 [pid 9542] dup(3 [pid 9541] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9537] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 9543 attached [pid 9542] <... dup resumed>) = 4 [pid 9537] <... futex resumed>) = 0 [pid 9534] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9542] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9537] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9543] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9542] <... futex resumed>) = 0 [pid 9543] <... rseq resumed>) = 0 [pid 9542] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9543] set_robust_list(0x7f42e824b9a0, 24 [pid 9537] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9543] <... set_robust_list resumed>) = 0 [pid 9542] <... futex resumed>) = 0 [pid 9543] rt_sigprocmask(SIG_SETMASK, [], [pid 9542] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9537] <... futex resumed>) = 1 [pid 9543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9541] <... futex resumed>) = 0 [pid 9539] <... clone3 resumed> => {parent_tid=[9543]}, 88) = 9543 [pid 9534] <... futex resumed>) = 1 [pid 9541] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9543] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9537] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9534] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9539] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9543] <... futex resumed>) = 0 [pid 9539] <... futex resumed>) = 1 [pid 9539] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9543] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9535] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9543] <... openat resumed>) = 3 [pid 9535] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9535] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9535] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9543] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9535] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9535] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9543] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9544 attached [pid 9543] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9535] <... clone3 resumed> => {parent_tid=[9544]}, 88) = 9544 [pid 9539] <... futex resumed>) = 0 [pid 9539] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9535] rt_sigprocmask(SIG_SETMASK, [], [pid 9544] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9539] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9543] dup(3 [pid 9544] <... rseq resumed>) = 0 [pid 9543] <... dup resumed>) = 4 [pid 9535] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9544] set_robust_list(0x7f42e822a9a0, 24 [pid 9543] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9535] <... futex resumed>) = 0 [pid 9544] <... set_robust_list resumed>) = 0 [pid 9543] <... futex resumed>) = 1 [pid 9539] <... futex resumed>) = 0 [pid 9536] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9535] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9544] rt_sigprocmask(SIG_SETMASK, [], [pid 9543] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9539] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9539] <... futex resumed>) = 0 [pid 9536] <... futex resumed>) = 0 [pid 9544] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9543] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9539] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9537] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9534] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9534] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9534] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9545]}, 88) = 9545 [pid 9534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9534] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9534] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9545 attached [pid 9545] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9544] <... madvise resumed>) = 0 [pid 9537] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] <... mmap resumed>) = 0x7f42e820a000 [pid 9545] <... rseq resumed>) = 0 [pid 9544] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9537] <... futex resumed>) = 0 [pid 9536] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9544] <... futex resumed>) = 1 [pid 9537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9535] <... futex resumed>) = 0 [pid 9545] set_robust_list(0x7f42e822a9a0, 24 [pid 9536] <... mprotect resumed>) = 0 [pid 9537] <... mmap resumed>) = 0x7f42e820a000 [pid 9545] <... set_robust_list resumed>) = 0 [pid 9536] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9537] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9535] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9545] rt_sigprocmask(SIG_SETMASK, [], [pid 9544] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9537] <... mprotect resumed>) = 0 [pid 9536] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9535] <... futex resumed>) = 0 [pid 9545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9535] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9546 attached [pid 9545] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9537] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9546] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9536] <... clone3 resumed> => {parent_tid=[9546]}, 88) = 9546 ./strace-static-x86_64: Process 9547 attached [pid 9545] <... madvise resumed>) = 0 [pid 9536] rt_sigprocmask(SIG_SETMASK, [], [pid 9546] <... rseq resumed>) = 0 [pid 9537] <... clone3 resumed> => {parent_tid=[9547]}, 88) = 9547 [pid 9536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9546] set_robust_list(0x7f42e822a9a0, 24 [pid 9537] rt_sigprocmask(SIG_SETMASK, [], [pid 9536] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9546] <... set_robust_list resumed>) = 0 [pid 9537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9536] <... futex resumed>) = 0 [pid 9546] rt_sigprocmask(SIG_SETMASK, [], [pid 9537] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] <... futex resumed>) = 0 [pid 9546] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9537] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9547] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9547] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9547] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9546] <... madvise resumed>) = 0 [pid 9546] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9536] <... futex resumed>) = 0 [pid 9546] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9536] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9536] <... futex resumed>) = 0 [pid 9546] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9536] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9545] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9534] <... futex resumed>) = 0 [pid 9545] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9534] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9539] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9534] <... futex resumed>) = 0 [pid 9539] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9534] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9539] <... futex resumed>) = 0 [pid 9539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9539] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9539] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9548 attached => {parent_tid=[9548]}, 88) = 9548 [pid 9539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9539] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9539] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9548] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9548] set_robust_list(0x7f42e822a9a0, 24 [pid 9547] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9548] <... set_robust_list resumed>) = 0 [pid 9547] <... futex resumed>) = 1 [pid 9537] <... futex resumed>) = 0 [pid 9548] rt_sigprocmask(SIG_SETMASK, [], [pid 9547] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9537] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9537] <... futex resumed>) = 0 [pid 9548] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9537] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9544] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9544] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9546] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9544] <... futex resumed>) = 1 [pid 9535] <... futex resumed>) = 0 [pid 9546] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9545] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9544] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9546] <... futex resumed>) = 1 [pid 9545] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9536] <... futex resumed>) = 0 [pid 9546] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9545] <... futex resumed>) = 1 [pid 9534] <... futex resumed>) = 0 [pid 9545] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9547] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9547] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9537] <... futex resumed>) = 0 [pid 9547] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9542] <... mmap resumed>) = 0x20000000 [pid 9542] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9543] <... mmap resumed>) = 0x20000000 [pid 9542] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9540] <... mmap resumed>) = 0x20000000 [pid 9548] <... madvise resumed>) = 0 [pid 9543] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9541] <... mmap resumed>) = 0x20000000 [pid 9540] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9539] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9538] <... mmap resumed>) = 0x20000000 [pid 9548] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9540] <... futex resumed>) = 0 [pid 9537] exit_group(0 [pid 9543] <... futex resumed>) = 0 [pid 9541] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9539] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9538] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9543] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9541] <... futex resumed>) = 0 [pid 9539] <... futex resumed>) = 0 [pid 9538] <... futex resumed>) = 0 [pid 9541] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9539] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9538] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9548] <... futex resumed>) = 0 [pid 9547] <... futex resumed>) = ? [pid 9543] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9542] <... futex resumed>) = ? [pid 9540] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9537] <... exit_group resumed>) = ? [pid 9536] exit_group(0 [pid 9535] exit_group(0 [pid 9534] exit_group(0 [pid 9548] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9547] +++ exited with 0 +++ [pid 9546] <... futex resumed>) = ? [pid 9545] <... futex resumed>) = ? [pid 9544] <... futex resumed>) = ? [pid 9543] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9542] +++ exited with 0 +++ [pid 9541] <... futex resumed>) = ? [pid 9540] <... futex resumed>) = ? [pid 9538] <... futex resumed>) = ? [pid 9536] <... exit_group resumed>) = ? [pid 9535] <... exit_group resumed>) = ? [pid 9534] <... exit_group resumed>) = ? [pid 9546] +++ exited with 0 +++ [pid 9545] +++ exited with 0 +++ [pid 9544] +++ exited with 0 +++ [pid 9543] <... futex resumed>) = 1 [pid 9541] +++ exited with 0 +++ [pid 9540] +++ exited with 0 +++ [pid 9539] <... futex resumed>) = 0 [pid 9538] +++ exited with 0 +++ [pid 9543] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9539] exit_group(0 [pid 9548] <... futex resumed>) = ? [pid 9543] <... futex resumed>) = ? [pid 9539] <... exit_group resumed>) = ? [pid 9548] +++ exited with 0 +++ [pid 9543] +++ exited with 0 +++ [pid 9537] +++ exited with 0 +++ [pid 9539] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9537, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9539, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9536] +++ exited with 0 +++ [pid 9534] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9534, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9536, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] <... restart_syscall resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9552 attached ./strace-static-x86_64: Process 9551 attached ./strace-static-x86_64: Process 9550 attached ./strace-static-x86_64: Process 9549 attached [pid 9551] set_robust_list(0x5555712a26a0, 24 [pid 9549] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9550 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9552 [pid 9550] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9549 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9551 [pid 9552] set_robust_list(0x5555712a26a0, 24 [pid 9551] <... set_robust_list resumed>) = 0 [pid 9550] <... set_robust_list resumed>) = 0 [pid 9549] <... set_robust_list resumed>) = 0 [pid 9552] <... set_robust_list resumed>) = 0 [pid 9551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9552] <... prctl resumed>) = 0 [pid 9549] <... prctl resumed>) = 0 [pid 9552] setpgid(0, 0 [pid 9551] <... prctl resumed>) = 0 [pid 9550] <... prctl resumed>) = 0 [pid 9549] setpgid(0, 0 [pid 9551] setpgid(0, 0) = 0 [pid 9552] <... setpgid resumed>) = 0 [pid 9550] setpgid(0, 0 [pid 9549] <... setpgid resumed>) = 0 [pid 9552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9550] <... setpgid resumed>) = 0 [pid 9549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9552] <... openat resumed>) = 3 [pid 9551] <... openat resumed>) = 3 [pid 9550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9549] <... openat resumed>) = 3 [pid 9551] write(3, "1000", 4) = 4 [pid 9551] close(3) = 0 [pid 9552] write(3, "1000", 4 [pid 9550] <... openat resumed>) = 3 [pid 9549] write(3, "1000", 4 [pid 9535] +++ exited with 0 +++ [pid 9551] write(1, "executing program\n", 18 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9535, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- executing program [pid 9551] <... write resumed>) = 18 [pid 9550] write(3, "1000", 4 [pid 9552] <... write resumed>) = 4 [pid 9550] <... write resumed>) = 4 [pid 9549] <... write resumed>) = 4 [pid 9551] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9552] close(3 [pid 9551] <... futex resumed>) = 0 [pid 9550] close(3 [pid 9552] <... close resumed>) = 0 [pid 9551] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9550] <... close resumed>) = 0 [pid 9549] close(3 [pid 9552] write(1, "executing program\n", 18 [pid 9551] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 9552] <... write resumed>) = 18 executing program [pid 9551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9550] write(1, "executing program\n", 18 [pid 9549] <... close resumed>) = 0 ./strace-static-x86_64: Process 9553 attached [pid 9552] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9551] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9550] <... write resumed>) = 18 [pid 9549] write(1, "executing program\n", 18 [pid 9553] set_robust_list(0x5555712a26a0, 24 [pid 9552] <... futex resumed>) = 0 [pid 9551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9550] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] <... write resumed>) = 18 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9553 [pid 9553] <... set_robust_list resumed>) = 0 [pid 9552] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9551] <... mmap resumed>) = 0x7f42e822b000 [pid 9550] <... futex resumed>) = 0 [pid 9553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9552] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9551] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9550] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9549] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9553] <... prctl resumed>) = 0 [pid 9552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9551] <... mprotect resumed>) = 0 [pid 9549] <... futex resumed>) = 0 [pid 9553] setpgid(0, 0 [pid 9552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9550] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9549] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9553] <... setpgid resumed>) = 0 [pid 9552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9551] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9550] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9549] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9552] <... mmap resumed>) = 0x7f42e822b000 [pid 9553] <... openat resumed>) = 3 [pid 9552] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9551] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9552] <... mprotect resumed>) = 0 [pid 9551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9554 attached [pid 9553] write(3, "1000", 4 [pid 9552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9550] <... mmap resumed>) = 0x7f42e822b000 [pid 9549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9551] <... clone3 resumed> => {parent_tid=[9554]}, 88) = 9554 [pid 9550] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9551] rt_sigprocmask(SIG_SETMASK, [], [pid 9550] <... mprotect resumed>) = 0 [pid 9549] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9555 attached [pid 9554] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9553] <... write resumed>) = 4 [pid 9551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9550] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9549] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9552] <... clone3 resumed> => {parent_tid=[9555]}, 88) = 9555 [pid 9551] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9550] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9549] <... mprotect resumed>) = 0 [pid 9552] rt_sigprocmask(SIG_SETMASK, [], [pid 9551] <... futex resumed>) = 0 [pid 9555] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9554] <... rseq resumed>) = 0 [pid 9553] close(3 [pid 9551] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9555] <... rseq resumed>) = 0 [pid 9554] set_robust_list(0x7f42e824b9a0, 24 [pid 9553] <... close resumed>) = 0 [pid 9555] set_robust_list(0x7f42e824b9a0, 24 [pid 9554] <... set_robust_list resumed>) = 0 [pid 9553] write(1, "executing program\n", 18executing program [pid 9552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9555] <... set_robust_list resumed>) = 0 [pid 9554] rt_sigprocmask(SIG_SETMASK, [], [pid 9553] <... write resumed>) = 18 [pid 9550] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9549] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9552] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9556 attached [pid 9555] rt_sigprocmask(SIG_SETMASK, [], [pid 9554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9553] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9556] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9554] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9553] <... futex resumed>) = 0 [pid 9552] <... futex resumed>) = 0 [pid 9550] <... clone3 resumed> => {parent_tid=[9556]}, 88) = 9556 [pid 9549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9556] <... rseq resumed>) = 0 [pid 9555] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9554] <... openat resumed>) = 3 [pid 9553] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9552] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9550] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9557 attached [pid 9556] set_robust_list(0x7f42e824b9a0, 24 [pid 9555] <... openat resumed>) = 3 [pid 9553] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9557] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9556] <... set_robust_list resumed>) = 0 [pid 9555] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9554] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9550] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] <... clone3 resumed> => {parent_tid=[9557]}, 88) = 9557 [pid 9557] <... rseq resumed>) = 0 [pid 9556] rt_sigprocmask(SIG_SETMASK, [], [pid 9555] <... futex resumed>) = 1 [pid 9554] <... futex resumed>) = 1 [pid 9553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9552] <... futex resumed>) = 0 [pid 9551] <... futex resumed>) = 0 [pid 9550] <... futex resumed>) = 0 [pid 9549] rt_sigprocmask(SIG_SETMASK, [], [pid 9557] set_robust_list(0x7f42e824b9a0, 24 [pid 9556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9555] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9554] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9552] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9551] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9550] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9557] <... set_robust_list resumed>) = 0 [pid 9556] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9553] <... mmap resumed>) = 0x7f42e822b000 [pid 9552] <... futex resumed>) = 0 [pid 9551] <... futex resumed>) = 0 [pid 9549] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9557] rt_sigprocmask(SIG_SETMASK, [], [pid 9556] <... openat resumed>) = 3 [pid 9555] dup(3 [pid 9554] dup(3 [pid 9553] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9552] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9551] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] <... futex resumed>) = 0 [pid 9557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9556] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9555] <... dup resumed>) = 4 [pid 9554] <... dup resumed>) = 4 [pid 9553] <... mprotect resumed>) = 0 [pid 9557] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9556] <... futex resumed>) = 1 [pid 9555] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9554] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9550] <... futex resumed>) = 0 [pid 9549] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9557] <... openat resumed>) = 3 [pid 9556] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9555] <... futex resumed>) = 1 [pid 9554] <... futex resumed>) = 1 [pid 9553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9552] <... futex resumed>) = 0 [pid 9551] <... futex resumed>) = 0 [pid 9550] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9557] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9555] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9554] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9553] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9552] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9551] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9550] <... futex resumed>) = 0 [pid 9557] <... futex resumed>) = 1 [pid 9556] dup(3 [pid 9555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9552] <... futex resumed>) = 0 [pid 9551] <... futex resumed>) = 0 [pid 9550] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9558 attached [pid 9557] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9556] <... dup resumed>) = 4 [pid 9555] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9554] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9552] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9551] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9558] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9556] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9558] <... rseq resumed>) = 0 [pid 9556] <... futex resumed>) = 1 [pid 9550] <... futex resumed>) = 0 [pid 9558] set_robust_list(0x7f42e824b9a0, 24 [pid 9557] dup(3 [pid 9556] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9550] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] <... futex resumed>) = 0 [pid 9558] <... set_robust_list resumed>) = 0 [pid 9557] <... dup resumed>) = 4 [pid 9558] rt_sigprocmask(SIG_SETMASK, [], [pid 9557] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9553] <... clone3 resumed> => {parent_tid=[9558]}, 88) = 9558 [pid 9550] <... futex resumed>) = 0 [pid 9549] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9553] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9557] <... futex resumed>) = 0 [pid 9553] <... futex resumed>) = 0 [pid 9550] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9558] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9557] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9553] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9549] <... futex resumed>) = 0 [pid 9549] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9557] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9558] <... openat resumed>) = 3 [pid 9558] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9553] <... futex resumed>) = 0 [pid 9558] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 9553] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9558] dup(3 [pid 9553] <... futex resumed>) = 0 [pid 9558] <... dup resumed>) = 4 [pid 9558] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9553] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9558] <... futex resumed>) = 0 [pid 9553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9553] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9558] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9553] <... futex resumed>) = 0 [pid 9553] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9552] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9551] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9552] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9551] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9552] <... futex resumed>) = 0 [pid 9551] <... futex resumed>) = 0 [pid 9552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9550] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9552] <... mmap resumed>) = 0x7f42e820a000 [pid 9551] <... mmap resumed>) = 0x7f42e820a000 [pid 9550] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9552] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9551] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9550] <... futex resumed>) = 0 [pid 9549] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9552] <... mprotect resumed>) = 0 [pid 9550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9552] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9551] <... mprotect resumed>) = 0 [pid 9550] <... mmap resumed>) = 0x7f42e820a000 [pid 9552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9551] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9550] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9549] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9559 attached [pid 9551] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9550] <... mprotect resumed>) = 0 [pid 9549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9559] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9552] <... clone3 resumed> => {parent_tid=[9559]}, 88) = 9559 [pid 9551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9550] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9549] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9560 attached [pid 9559] <... rseq resumed>) = 0 [pid 9552] rt_sigprocmask(SIG_SETMASK, [], [pid 9550] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9549] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9560] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9559] set_robust_list(0x7f42e822a9a0, 24 [pid 9552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9551] <... clone3 resumed> => {parent_tid=[9560]}, 88) = 9560 [pid 9550] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9549] <... mprotect resumed>) = 0 [pid 9560] <... rseq resumed>) = 0 [pid 9559] <... set_robust_list resumed>) = 0 [pid 9552] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9551] rt_sigprocmask(SIG_SETMASK, [], [pid 9549] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9561 attached [pid 9560] set_robust_list(0x7f42e822a9a0, 24 [pid 9553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9553] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9561] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9553] <... futex resumed>) = 0 [pid 9561] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9561] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9560] <... set_robust_list resumed>) = 0 [pid 9560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9560] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9550] <... clone3 resumed> => {parent_tid=[9561]}, 88) = 9561 [pid 9552] <... futex resumed>) = 0 [pid 9549] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9550] rt_sigprocmask(SIG_SETMASK, [], [pid 9551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9552] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9559] rt_sigprocmask(SIG_SETMASK, [], [pid 9551] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9549] <... clone3 resumed> => {parent_tid=[9562]}, 88) = 9562 ./strace-static-x86_64: Process 9562 attached [pid 9560] <... futex resumed>) = 0 [pid 9551] <... futex resumed>) = 1 [pid 9550] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] rt_sigprocmask(SIG_SETMASK, [], [pid 9560] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9551] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9550] <... futex resumed>) = 0 [pid 9549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9559] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9550] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9562] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9561] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9562] <... rseq resumed>) = 0 [pid 9559] <... madvise resumed>) = 0 [pid 9549] <... futex resumed>) = 0 [pid 9562] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9549] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9562] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9560] <... madvise resumed>) = 0 [pid 9560] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9560] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9551] <... futex resumed>) = 0 [pid 9560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9551] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9560] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9551] <... futex resumed>) = 0 [pid 9553] <... mmap resumed>) = 0x7f42e820a000 [pid 9551] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9559] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9562] <... madvise resumed>) = 0 [pid 9561] <... madvise resumed>) = 0 [pid 9559] <... futex resumed>) = 1 [pid 9553] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9552] <... futex resumed>) = 0 [pid 9561] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9559] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9553] <... mprotect resumed>) = 0 [pid 9552] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9561] <... futex resumed>) = 1 [pid 9553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9552] <... futex resumed>) = 0 [pid 9550] <... futex resumed>) = 0 [pid 9562] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9561] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9553] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9552] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9550] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9562] <... futex resumed>) = 1 [pid 9561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9550] <... futex resumed>) = 0 [pid 9549] <... futex resumed>) = 0 [pid 9562] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9561] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9550] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9549] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9553] <... clone3 resumed> => {parent_tid=[9563]}, 88) = 9563 [pid 9562] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9553] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9563 attached NULL, 8) = 0 [pid 9549] <... futex resumed>) = 0 [pid 9563] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9553] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9549] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9563] <... rseq resumed>) = 0 [pid 9553] <... futex resumed>) = 0 [pid 9563] set_robust_list(0x7f42e822a9a0, 24 [pid 9553] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9563] <... set_robust_list resumed>) = 0 [pid 9563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9563] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9560] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9559] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9559] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9552] <... futex resumed>) = 0 [pid 9559] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9561] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9561] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9550] <... futex resumed>) = 0 [pid 9561] <... futex resumed>) = 1 [pid 9561] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9562] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9560] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9562] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9549] <... futex resumed>) = 0 [pid 9560] <... futex resumed>) = 1 [pid 9551] <... futex resumed>) = 0 [pid 9562] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9560] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9563] <... madvise resumed>) = 0 [pid 9563] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9553] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9553] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9563] <... futex resumed>) = 1 [pid 9553] <... futex resumed>) = 0 [pid 9563] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9553] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 9563] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9563] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9563] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9553] <... futex resumed>) = 0 [pid 9555] <... mmap resumed>) = 0x20000000 [pid 9554] <... mmap resumed>) = 0x20000000 [pid 9557] <... mmap resumed>) = 0x20000000 [pid 9558] <... mmap resumed>) = 0x20000000 [pid 9556] <... mmap resumed>) = 0x20000000 [pid 9555] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9557] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9558] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9555] <... futex resumed>) = 0 [pid 9554] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9553] exit_group(0 [pid 9557] <... futex resumed>) = 0 [pid 9556] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9563] <... futex resumed>) = ? [pid 9558] <... futex resumed>) = ? [pid 9557] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9556] <... futex resumed>) = 0 [pid 9555] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9554] <... futex resumed>) = 0 [pid 9553] <... exit_group resumed>) = ? [pid 9551] exit_group(0 [pid 9550] exit_group(0 [pid 9549] exit_group(0 [pid 9563] +++ exited with 0 +++ [pid 9562] <... futex resumed>) = ? [pid 9561] <... futex resumed>) = ? [pid 9560] <... futex resumed>) = ? [pid 9558] +++ exited with 0 +++ [pid 9557] <... futex resumed>) = ? [pid 9552] exit_group(0 [pid 9551] <... exit_group resumed>) = ? [pid 9550] <... exit_group resumed>) = ? [pid 9549] <... exit_group resumed>) = ? [pid 9562] +++ exited with 0 +++ [pid 9561] +++ exited with 0 +++ [pid 9560] +++ exited with 0 +++ [pid 9559] <... futex resumed>) = ? [pid 9557] +++ exited with 0 +++ [pid 9556] +++ exited with 0 +++ [pid 9555] <... futex resumed>) = ? [pid 9554] +++ exited with 0 +++ [pid 9552] <... exit_group resumed>) = ? [pid 9551] +++ exited with 0 +++ [pid 9549] +++ exited with 0 +++ [pid 9559] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9549, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9551, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9564 attached [pid 9555] +++ exited with 0 +++ [pid 9553] +++ exited with 0 +++ [pid 9550] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9564 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9553, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9564] set_robust_list(0x5555712a26a0, 24 [pid 5841] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9565 attached [pid 9564] <... set_robust_list resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9550, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] <... restart_syscall resumed>) = 0 [pid 9565] set_robust_list(0x5555712a26a0, 24 [pid 9564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9565 [pid 9565] <... set_robust_list resumed>) = 0 [pid 9564] <... prctl resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9564] setpgid(0, 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9566 [pid 9564] <... setpgid resumed>) = 0 [pid 9564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 9566 attached [pid 9565] setpgid(0, 0 [pid 9552] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 9565] <... setpgid resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9552, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9566] set_robust_list(0x5555712a26a0, 24 [pid 9565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9564] <... openat resumed>) = 3 [pid 9566] <... set_robust_list resumed>) = 0 [pid 9565] <... openat resumed>) = 3 [pid 9566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9564] write(3, "1000", 4 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9565] write(3, "1000", 4./strace-static-x86_64: Process 9567 attached [pid 9566] <... prctl resumed>) = 0 [pid 9564] <... write resumed>) = 4 executing program [pid 9566] setpgid(0, 0 [pid 9564] close(3 [pid 9565] <... write resumed>) = 4 [pid 9567] set_robust_list(0x5555712a26a0, 24 [pid 9565] close(3 [pid 9564] <... close resumed>) = 0 [pid 9566] <... setpgid resumed>) = 0 [pid 9566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9564] write(1, "executing program\n", 18 [pid 9567] <... set_robust_list resumed>) = 0 [pid 9565] <... close resumed>) = 0 executing program [pid 9567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9566] <... openat resumed>) = 3 [pid 9565] write(1, "executing program\n", 18 [pid 9564] <... write resumed>) = 18 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9567 [pid 9567] <... prctl resumed>) = 0 [pid 9565] <... write resumed>) = 18 [pid 9564] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9567] setpgid(0, 0 [pid 9566] write(3, "1000", 4 [pid 9565] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9564] <... futex resumed>) = 0 [pid 9567] <... setpgid resumed>) = 0 [pid 9566] <... write resumed>) = 4 [pid 9565] <... futex resumed>) = 0 [pid 9564] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9566] close(3 [pid 9565] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9564] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9566] <... close resumed>) = 0 [pid 9565] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 9564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9565] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9566] write(1, "executing program\n", 18 [pid 9564] <... mmap resumed>) = 0x7f42e822b000 [pid 9566] <... write resumed>) = 18 [pid 9565] <... mmap resumed>) = 0x7f42e822b000 [pid 9564] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9567] <... openat resumed>) = 3 [pid 9566] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9565] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9567] write(3, "1000", 4 [pid 9566] <... futex resumed>) = 0 [pid 9564] <... mprotect resumed>) = 0 [pid 9567] <... write resumed>) = 4 [pid 9566] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9565] <... mprotect resumed>) = 0 [pid 9566] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9567] close(3 [pid 9566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9564] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9567] <... close resumed>) = 0 [pid 9566] <... mmap resumed>) = 0x7f42e822b000 [pid 9565] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 9567] write(1, "executing program\n", 18 [pid 9564] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9567] <... write resumed>) = 18 [pid 9566] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9567] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9566] <... mprotect resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9567] <... futex resumed>) = 0 [pid 9566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9565] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9566] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9568 attached [pid 9566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9570 attached ./strace-static-x86_64: Process 9569 attached [pid 9568] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9567] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9565] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9564] <... clone3 resumed> => {parent_tid=[9568]}, 88) = 9568 ./strace-static-x86_64: Process 9571 attached [pid 9570] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9569] set_robust_list(0x5555712a26a0, 24 [pid 9568] <... rseq resumed>) = 0 [pid 9567] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9566] <... clone3 resumed> => {parent_tid=[9570]}, 88) = 9570 [pid 9564] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9569 [pid 9571] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9570] <... rseq resumed>) = 0 [pid 9569] <... set_robust_list resumed>) = 0 [pid 9568] set_robust_list(0x7f42e824b9a0, 24 [pid 9567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9566] rt_sigprocmask(SIG_SETMASK, [], [pid 9565] <... clone3 resumed> => {parent_tid=[9571]}, 88) = 9571 [pid 9564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9571] <... rseq resumed>) = 0 [pid 9570] set_robust_list(0x7f42e824b9a0, 24 [pid 9569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9568] <... set_robust_list resumed>) = 0 [pid 9567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9565] rt_sigprocmask(SIG_SETMASK, [], [pid 9564] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9571] set_robust_list(0x7f42e824b9a0, 24 [pid 9570] <... set_robust_list resumed>) = 0 [pid 9569] <... prctl resumed>) = 0 [pid 9568] rt_sigprocmask(SIG_SETMASK, [], [pid 9567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9566] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9564] <... futex resumed>) = 0 [pid 9571] <... set_robust_list resumed>) = 0 [pid 9570] rt_sigprocmask(SIG_SETMASK, [], [pid 9569] setpgid(0, 0 [pid 9568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9567] <... mmap resumed>) = 0x7f42e822b000 [pid 9566] <... futex resumed>) = 0 [pid 9565] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9571] rt_sigprocmask(SIG_SETMASK, [], [pid 9570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9569] <... setpgid resumed>) = 0 [pid 9568] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9567] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9566] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9565] <... futex resumed>) = 0 [pid 9571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9570] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9568] <... openat resumed>) = 3 [pid 9567] <... mprotect resumed>) = 0 [pid 9569] <... openat resumed>) = 3 [pid 9568] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9565] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9571] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9570] <... openat resumed>) = 3 [pid 9569] write(3, "1000", 4 [pid 9568] <... futex resumed>) = 1 [pid 9564] <... futex resumed>) = 0 [pid 9571] <... openat resumed>) = 3 [pid 9569] <... write resumed>) = 4 [pid 9568] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9571] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9570] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9569] close(3 [pid 9568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9564] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9572 attached [pid 9571] <... futex resumed>) = 1 [pid 9570] <... futex resumed>) = 1 [pid 9569] <... close resumed>) = 0 [pid 9568] dup(3 [pid 9566] <... futex resumed>) = 0 [pid 9565] <... futex resumed>) = 0 [pid 9564] <... futex resumed>) = 0 [pid 9572] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9571] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9570] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 9569] write(1, "executing program\n", 18 [pid 9568] <... dup resumed>) = 4 [pid 9567] <... clone3 resumed> => {parent_tid=[9572]}, 88) = 9572 [pid 9566] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9565] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9572] <... rseq resumed>) = 0 [pid 9571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9569] <... write resumed>) = 18 [pid 9568] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9567] rt_sigprocmask(SIG_SETMASK, [], [pid 9566] <... futex resumed>) = 0 [pid 9565] <... futex resumed>) = 0 [pid 9564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9572] set_robust_list(0x7f42e824b9a0, 24 [pid 9571] dup(3 [pid 9567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9565] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9564] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9572] <... set_robust_list resumed>) = 0 [pid 9571] <... dup resumed>) = 4 [pid 9567] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9564] <... futex resumed>) = 0 [pid 9572] rt_sigprocmask(SIG_SETMASK, [], [pid 9571] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9567] <... futex resumed>) = 0 [pid 9564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9571] <... futex resumed>) = 1 [pid 9567] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9565] <... futex resumed>) = 0 [pid 9572] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9571] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9570] dup(3 [pid 9569] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9568] <... futex resumed>) = 1 [pid 9566] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9565] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9564] <... futex resumed>) = 0 [pid 9570] <... dup resumed>) = 4 [pid 9569] <... futex resumed>) = 0 [pid 9568] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9570] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9569] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9570] <... futex resumed>) = 1 [pid 9569] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9566] <... futex resumed>) = 0 [pid 9572] <... openat resumed>) = 3 [pid 9570] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9566] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9565] <... futex resumed>) = 0 [pid 9564] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=43000000} [pid 9572] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9566] <... futex resumed>) = 0 [pid 9565] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9572] <... futex resumed>) = 1 [pid 9570] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9567] <... futex resumed>) = 0 [pid 9566] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9572] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9567] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9569] <... mmap resumed>) = 0x7f42e822b000 [pid 9572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9572] dup(3 [pid 9567] <... futex resumed>) = 0 [pid 9569] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9572] <... dup resumed>) = 4 [pid 9567] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9572] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9569] <... mprotect resumed>) = 0 [pid 9567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9572] <... futex resumed>) = 0 [pid 9567] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9572] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9569] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9567] <... futex resumed>) = 0 [pid 9567] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9569] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9573 attached => {parent_tid=[9573]}, 88) = 9573 [pid 9573] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9573] set_robust_list(0x7f42e824b9a0, 24 [pid 9569] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9573] <... set_robust_list resumed>) = 0 [pid 9569] <... futex resumed>) = 0 [pid 9573] rt_sigprocmask(SIG_SETMASK, [], [pid 9569] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9573] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9573] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9573] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] <... futex resumed>) = 0 [pid 9569] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9573] <... futex resumed>) = 0 [pid 9569] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9573] dup(3) = 4 [pid 9573] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9569] <... futex resumed>) = 0 [pid 9573] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9569] <... futex resumed>) = 0 [pid 9573] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9569] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9564] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9564] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9565] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9564] <... mprotect resumed>) = 0 [pid 9565] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9564] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9565] <... futex resumed>) = 0 [pid 9564] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9574 attached [pid 9566] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9565] <... mmap resumed>) = 0x7f42e820a000 [pid 9566] <... futex resumed>) = 0 [pid 9566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9565] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9564] <... clone3 resumed> => {parent_tid=[9574]}, 88) = 9574 [pid 9565] <... mprotect resumed>) = 0 [pid 9564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9564] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9564] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9565] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9574] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9574] set_robust_list(0x7f42e822a9a0, 24 [pid 9565] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9574] <... set_robust_list resumed>) = 0 [pid 9574] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9575 attached NULL, 8) = 0 [pid 9565] <... clone3 resumed> => {parent_tid=[9575]}, 88) = 9575 [pid 9574] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9566] <... mmap resumed>) = 0x7f42e820a000 [pid 9565] rt_sigprocmask(SIG_SETMASK, [], [pid 9574] <... madvise resumed>) = 0 [pid 9567] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9566] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9565] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9565] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9566] <... mprotect resumed>) = 0 [pid 9575] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9567] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9575] <... rseq resumed>) = 0 [pid 9567] <... futex resumed>) = 0 [pid 9567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9575] set_robust_list(0x7f42e822a9a0, 24 [pid 9567] <... mmap resumed>) = 0x7f42e820a000 [pid 9575] <... set_robust_list resumed>) = 0 [pid 9567] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9575] rt_sigprocmask(SIG_SETMASK, [], [pid 9567] <... mprotect resumed>) = 0 [pid 9566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9575] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9567] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9576 attached [pid 9575] <... madvise resumed>) = 0 [pid 9567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9577 attached [pid 9574] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9576] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9574] <... futex resumed>) = 1 [pid 9567] <... clone3 resumed> => {parent_tid=[9577]}, 88) = 9577 [pid 9566] <... clone3 resumed> => {parent_tid=[9576]}, 88) = 9576 [pid 9564] <... futex resumed>) = 0 [pid 9567] rt_sigprocmask(SIG_SETMASK, [], [pid 9564] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9576] <... rseq resumed>) = 0 [pid 9567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9566] rt_sigprocmask(SIG_SETMASK, [], [pid 9564] <... futex resumed>) = 0 [pid 9567] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9564] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9576] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9574] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9567] <... futex resumed>) = 0 [pid 9577] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9576] rt_sigprocmask(SIG_SETMASK, [], [pid 9567] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9566] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9577] <... rseq resumed>) = 0 [pid 9576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9566] <... futex resumed>) = 0 [pid 9577] set_robust_list(0x7f42e822a9a0, 24 [pid 9576] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9566] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9577] <... set_robust_list resumed>) = 0 [pid 9575] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9577] rt_sigprocmask(SIG_SETMASK, [], [pid 9575] <... futex resumed>) = 1 [pid 9565] <... futex resumed>) = 0 [pid 9577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9575] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9565] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9577] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9565] <... futex resumed>) = 0 [pid 9576] <... madvise resumed>) = 0 [pid 9569] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9565] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9575] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9569] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9577] <... madvise resumed>) = 0 [pid 9576] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9569] <... futex resumed>) = 0 [pid 9577] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9576] <... futex resumed>) = 1 [pid 9569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9566] <... futex resumed>) = 0 [pid 9577] <... futex resumed>) = 1 [pid 9576] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] <... mmap resumed>) = 0x7f42e820a000 [pid 9567] <... futex resumed>) = 0 [pid 9566] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9577] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9569] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9567] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9566] <... futex resumed>) = 0 [pid 9577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9576] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9569] <... mprotect resumed>) = 0 [pid 9567] <... futex resumed>) = 0 [pid 9566] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9577] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9569] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9567] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9569] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9578 attached [pid 9578] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9569] <... clone3 resumed> => {parent_tid=[9578]}, 88) = 9578 [pid 9578] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9578] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9569] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9578] <... futex resumed>) = 0 [pid 9569] <... futex resumed>) = 1 [pid 9578] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9569] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9578] <... madvise resumed>) = 0 [pid 9577] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9576] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9575] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9574] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9565] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9575] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9574] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9578] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9577] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9576] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9575] <... futex resumed>) = 0 [pid 9574] <... futex resumed>) = 0 [pid 9578] <... futex resumed>) = 1 [pid 9577] <... futex resumed>) = 1 [pid 9576] <... futex resumed>) = 1 [pid 9575] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9574] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] <... futex resumed>) = 0 [pid 9567] <... futex resumed>) = 0 [pid 9566] <... futex resumed>) = 0 [pid 9578] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9577] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9576] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9569] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9578] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9569] <... futex resumed>) = 0 [pid 9569] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9578] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9578] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9569] <... futex resumed>) = 0 [pid 9578] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9573] <... mmap resumed>) = 0x20000000 [pid 9571] <... mmap resumed>) = 0x20000000 [pid 9570] <... mmap resumed>) = 0x20000000 [pid 9568] <... mmap resumed>) = 0x20000000 [pid 9571] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9570] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9568] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9572] <... mmap resumed>) = 0x20000000 [pid 9565] exit_group(0 [pid 9566] exit_group(0 [pid 9565] <... exit_group resumed>) = ? [pid 9575] <... futex resumed>) = ? [pid 9566] <... exit_group resumed>) = ? [pid 9576] <... futex resumed>) = ? [pid 9576] +++ exited with 0 +++ [pid 9575] +++ exited with 0 +++ [pid 9564] exit_group(0 [pid 9572] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9570] <... futex resumed>) = ? [pid 9564] <... exit_group resumed>) = ? [pid 9574] <... futex resumed>) = ? [pid 9572] <... futex resumed>) = 0 [pid 9568] <... futex resumed>) = ? [pid 9574] +++ exited with 0 +++ [pid 9573] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9572] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9570] +++ exited with 0 +++ [pid 9566] +++ exited with 0 +++ [pid 9573] <... futex resumed>) = 0 [pid 9567] exit_group(0 [pid 9573] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9577] <... futex resumed>) = ? [pid 9567] <... exit_group resumed>) = ? [pid 9577] +++ exited with 0 +++ [pid 9572] <... futex resumed>) = ? [pid 9569] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9566, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 9578] <... futex resumed>) = ? [pid 9573] <... futex resumed>) = ? [pid 9569] <... exit_group resumed>) = ? [pid 9578] +++ exited with 0 +++ [pid 9571] +++ exited with 0 +++ [pid 9565] +++ exited with 0 +++ [pid 9572] +++ exited with 0 +++ [pid 9568] +++ exited with 0 +++ [pid 9567] +++ exited with 0 +++ [pid 9564] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9564, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- ./strace-static-x86_64: Process 9579 attached [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9567, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9565, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9579] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9579 [pid 9579] <... set_robust_list resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... restart_syscall resumed>) = 0 [pid 9579] <... prctl resumed>) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9579] setpgid(0, 0) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9580 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9582 attached [pid 9579] <... openat resumed>) = 3 [pid 9579] write(3, "1000", 4 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9581 [pid 9579] <... write resumed>) = 4 ./strace-static-x86_64: Process 9581 attached [pid 9580] set_robust_list(0x5555712a26a0, 24 [pid 9579] close(3 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9580 [pid 9582] set_robust_list(0x5555712a26a0, 24 [pid 9581] set_robust_list(0x5555712a26a0, 24 [pid 9580] <... set_robust_list resumed>) = 0 [pid 9579] <... close resumed>) = 0 [pid 9573] +++ exited with 0 +++ [pid 9569] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9582 [pid 9582] <... set_robust_list resumed>) = 0 executing program [pid 9581] <... set_robust_list resumed>) = 0 [pid 9579] write(1, "executing program\n", 18 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9569, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9579] <... write resumed>) = 18 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9580] <... prctl resumed>) = 0 [pid 9582] <... prctl resumed>) = 0 [pid 9581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9579] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9582] setpgid(0, 0 [pid 9580] setpgid(0, 0 [pid 9579] <... futex resumed>) = 0 [pid 9582] <... setpgid resumed>) = 0 [pid 9581] <... prctl resumed>) = 0 [pid 9580] <... setpgid resumed>) = 0 [pid 9579] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9581] setpgid(0, 0 [pid 9580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9579] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9582] <... openat resumed>) = 3 [pid 9581] <... setpgid resumed>) = 0 [pid 9579] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9580] <... openat resumed>) = 3 [pid 9580] write(3, "1000", 4 [pid 9579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9582] write(3, "1000", 4 [pid 9580] <... write resumed>) = 4 [pid 9579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9582] <... write resumed>) = 4 [pid 9581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9579] <... mmap resumed>) = 0x7f42e822b000 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9582] close(3) = 0 executing program [pid 9582] write(1, "executing program\n", 18 [pid 9579] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9582] <... write resumed>) = 18 [pid 9580] close(3 [pid 9579] <... mprotect resumed>) = 0 [pid 9582] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9581] <... openat resumed>) = 3 [pid 9580] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 9582] <... futex resumed>) = 0 [pid 9581] write(3, "1000", 4 [pid 9580] write(1, "executing program\n", 18 [pid 9579] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9583 attached [pid 9582] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9581] <... write resumed>) = 4 [pid 9580] <... write resumed>) = 18 [pid 9579] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9581] close(3 [pid 9580] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9581] <... close resumed>) = 0 [pid 9580] <... futex resumed>) = 0 executing program [pid 9580] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9581] write(1, "executing program\n", 18 [pid 9580] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9582] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9583] set_robust_list(0x5555712a26a0, 24 [pid 9582] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9581] <... write resumed>) = 18 [pid 9580] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9583 ./strace-static-x86_64: Process 9584 attached [pid 9583] <... set_robust_list resumed>) = 0 [pid 9582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9581] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9584] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9581] <... futex resumed>) = 0 [pid 9580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9579] <... clone3 resumed> => {parent_tid=[9584]}, 88) = 9584 [pid 9584] <... rseq resumed>) = 0 [pid 9583] <... prctl resumed>) = 0 [pid 9582] <... mmap resumed>) = 0x7f42e822b000 [pid 9581] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9580] <... mmap resumed>) = 0x7f42e822b000 [pid 9579] rt_sigprocmask(SIG_SETMASK, [], [pid 9583] setpgid(0, 0 [pid 9582] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9584] set_robust_list(0x7f42e824b9a0, 24 [pid 9583] <... setpgid resumed>) = 0 [pid 9582] <... mprotect resumed>) = 0 [pid 9581] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9580] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9579] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9584] <... set_robust_list resumed>) = 0 [pid 9581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9584] rt_sigprocmask(SIG_SETMASK, [], [pid 9581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9580] <... mprotect resumed>) = 0 [pid 9584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9584] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9582] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9581] <... mmap resumed>) = 0x7f42e822b000 [pid 9580] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9579] <... futex resumed>) = 0 [pid 9584] <... openat resumed>) = 3 [pid 9583] <... openat resumed>) = 3 [pid 9582] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9581] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9580] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9579] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9583] write(3, "1000", 4 [pid 9582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9581] <... mprotect resumed>) = 0 [pid 9580] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9585 attached [pid 9584] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] <... write resumed>) = 4 [pid 9585] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9584] <... futex resumed>) = 1 [pid 9579] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9586 attached [pid 9584] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9583] close(3 [pid 9585] <... rseq resumed>) = 0 [pid 9582] <... clone3 resumed> => {parent_tid=[9585]}, 88) = 9585 [pid 9579] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9586] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9585] set_robust_list(0x7f42e824b9a0, 24 [pid 9584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9583] <... close resumed>) = 0 [pid 9582] rt_sigprocmask(SIG_SETMASK, [], [pid 9581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9580] <... clone3 resumed> => {parent_tid=[9586]}, 88) = 9586 [pid 9579] <... futex resumed>) = 0 [pid 9586] <... rseq resumed>) = 0 [pid 9585] <... set_robust_list resumed>) = 0 [pid 9584] dup(3 [pid 9583] write(1, "executing program\n", 18 [pid 9582] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9579] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9585] rt_sigprocmask(SIG_SETMASK, [], [pid 9583] <... write resumed>) = 18 [pid 9585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9582] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9585] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9583] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9582] <... futex resumed>) = 0 [pid 9586] set_robust_list(0x7f42e824b9a0, 24 [pid 9584] <... dup resumed>) = 4 [pid 9582] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9580] rt_sigprocmask(SIG_SETMASK, [], [pid 9586] <... set_robust_list resumed>) = 0 [pid 9585] <... openat resumed>) = 3 [pid 9584] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] <... futex resumed>) = 0 [pid 9581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9580] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9587 attached [pid 9586] rt_sigprocmask(SIG_SETMASK, [], [pid 9585] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9584] <... futex resumed>) = 1 [pid 9583] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9580] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9579] <... futex resumed>) = 0 [pid 9587] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9585] <... futex resumed>) = 1 [pid 9584] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9583] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9582] <... futex resumed>) = 0 [pid 9581] <... clone3 resumed> => {parent_tid=[9587]}, 88) = 9587 [pid 9580] <... futex resumed>) = 0 [pid 9579] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9586] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9581] rt_sigprocmask(SIG_SETMASK, [], [pid 9587] <... rseq resumed>) = 0 [pid 9587] set_robust_list(0x7f42e824b9a0, 24 [pid 9586] <... openat resumed>) = 3 [pid 9585] dup(3 [pid 9584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9582] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9580] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9579] <... futex resumed>) = 0 [pid 9587] <... set_robust_list resumed>) = 0 [pid 9586] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9585] <... dup resumed>) = 4 [pid 9584] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9582] <... futex resumed>) = 0 [pid 9581] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9579] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9587] rt_sigprocmask(SIG_SETMASK, [], [pid 9586] <... futex resumed>) = 0 [pid 9585] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9581] <... futex resumed>) = 0 [pid 9580] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9586] dup(3 [pid 9581] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9582] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9586] <... dup resumed>) = 4 [pid 9585] <... futex resumed>) = 0 [pid 9583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9580] <... futex resumed>) = 0 [pid 9587] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9583] <... mmap resumed>) = 0x7f42e822b000 [pid 9580] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9582] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9587] <... openat resumed>) = 3 [pid 9585] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9587] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9582] <... futex resumed>) = 0 [pid 9586] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9580] <... futex resumed>) = 0 [pid 9586] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9580] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9582] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9580] <... futex resumed>) = 0 [pid 9587] <... futex resumed>) = 1 [pid 9586] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9583] <... mprotect resumed>) = 0 [pid 9581] <... futex resumed>) = 0 [pid 9580] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9587] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9581] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9581] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9587] <... futex resumed>) = 0 [pid 9583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9587] dup(3) = 4 [pid 9583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9587] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9587] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9581] <... futex resumed>) = 0 [pid 9583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9581] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9588 attached [pid 9587] <... futex resumed>) = 0 [pid 9581] <... futex resumed>) = 1 [pid 9588] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9587] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9583] <... clone3 resumed> => {parent_tid=[9588]}, 88) = 9588 [pid 9581] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9588] <... rseq resumed>) = 0 [pid 9588] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9588] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9583] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9583] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9588] <... futex resumed>) = 0 [pid 9588] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9588] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9583] <... futex resumed>) = 0 [pid 9588] dup(3 [pid 9583] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9588] <... dup resumed>) = 4 [pid 9583] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9588] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9588] <... futex resumed>) = 0 [pid 9583] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9588] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9583] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9579] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9579] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9579] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9589 attached [pid 9582] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9589] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9579] <... clone3 resumed> => {parent_tid=[9589]}, 88) = 9589 [pid 9582] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9589] <... rseq resumed>) = 0 [pid 9589] set_robust_list(0x7f42e822a9a0, 24 [pid 9582] <... futex resumed>) = 0 [pid 9579] rt_sigprocmask(SIG_SETMASK, [], [pid 9580] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9580] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9589] <... set_robust_list resumed>) = 0 [pid 9582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9589] rt_sigprocmask(SIG_SETMASK, [], [pid 9580] <... mmap resumed>) = 0x7f42e820a000 [pid 9582] <... mmap resumed>) = 0x7f42e820a000 [pid 9589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9580] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9579] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9589] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9582] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9581] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9580] <... mprotect resumed>) = 0 [pid 9579] <... futex resumed>) = 0 [pid 9579] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9581] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9580] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9581] <... futex resumed>) = 0 [pid 9580] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9582] <... mprotect resumed>) = 0 [pid 9581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9580] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9590 attached [pid 9581] <... mmap resumed>) = 0x7f42e820a000 [pid 9581] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9580] <... clone3 resumed> => {parent_tid=[9590]}, 88) = 9590 [pid 9581] <... mprotect resumed>) = 0 [pid 9580] rt_sigprocmask(SIG_SETMASK, [], [pid 9581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9582] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9580] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9580] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9591 attached [pid 9590] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9582] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9580] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9591] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9590] <... rseq resumed>) = 0 [pid 9582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9581] <... clone3 resumed> => {parent_tid=[9591]}, 88) = 9591 ./strace-static-x86_64: Process 9592 attached [pid 9591] <... rseq resumed>) = 0 [pid 9590] set_robust_list(0x7f42e822a9a0, 24 [pid 9589] <... madvise resumed>) = 0 [pid 9583] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9581] rt_sigprocmask(SIG_SETMASK, [], [pid 9592] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9591] set_robust_list(0x7f42e822a9a0, 24 [pid 9583] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9582] <... clone3 resumed> => {parent_tid=[9592]}, 88) = 9592 [pid 9592] <... rseq resumed>) = 0 [pid 9591] <... set_robust_list resumed>) = 0 [pid 9589] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] <... futex resumed>) = 0 [pid 9582] rt_sigprocmask(SIG_SETMASK, [], [pid 9592] set_robust_list(0x7f42e822a9a0, 24 [pid 9591] rt_sigprocmask(SIG_SETMASK, [], [pid 9589] <... futex resumed>) = 1 [pid 9583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9579] <... futex resumed>) = 0 [pid 9592] <... set_robust_list resumed>) = 0 [pid 9591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9589] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9583] <... mmap resumed>) = 0x7f42e820a000 [pid 9582] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9579] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9592] rt_sigprocmask(SIG_SETMASK, [], [pid 9591] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9583] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9582] <... futex resumed>) = 0 [pid 9579] <... futex resumed>) = 0 [pid 9592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9589] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9579] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9583] <... mprotect resumed>) = 0 [pid 9582] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9592] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9590] <... set_robust_list resumed>) = 0 [pid 9583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9590] rt_sigprocmask(SIG_SETMASK, [], [pid 9581] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9581] <... futex resumed>) = 1 [pid 9591] <... futex resumed>) = 0 [pid 9590] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9581] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9591] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9590] <... madvise resumed>) = 0 [pid 9583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9593]}, 88) = 9593 [pid 9583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9583] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9583] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9593 attached [pid 9592] <... madvise resumed>) = 0 [pid 9593] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9590] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9593] <... rseq resumed>) = 0 [pid 9590] <... futex resumed>) = 1 [pid 9580] <... futex resumed>) = 0 [pid 9593] set_robust_list(0x7f42e822a9a0, 24 [pid 9590] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9593] <... set_robust_list resumed>) = 0 [pid 9580] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9593] rt_sigprocmask(SIG_SETMASK, [], [pid 9590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9580] <... futex resumed>) = 0 [pid 9593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9590] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9580] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9593] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9591] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9581] <... futex resumed>) = 0 [pid 9591] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 9581] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9591] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9581] <... futex resumed>) = 0 [pid 9581] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9592] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9582] <... futex resumed>) = 0 [pid 9592] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9582] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9582] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9593] <... madvise resumed>) = 0 [pid 9593] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9592] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9591] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9590] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9589] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9593] <... futex resumed>) = 1 [pid 9592] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9591] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9590] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9589] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] <... futex resumed>) = 0 [pid 9593] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9592] <... futex resumed>) = 1 [pid 9591] <... futex resumed>) = 1 [pid 9590] <... futex resumed>) = 1 [pid 9589] <... futex resumed>) = 0 [pid 9583] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9582] <... futex resumed>) = 0 [pid 9581] <... futex resumed>) = 0 [pid 9580] <... futex resumed>) = 0 [pid 9593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9592] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9591] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9590] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9589] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9583] <... futex resumed>) = 0 [pid 9593] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9583] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9593] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9593] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9583] <... futex resumed>) = 0 [pid 9593] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9588] <... mmap resumed>) = 0x20000000 [pid 9587] <... mmap resumed>) = 0x20000000 [pid 9586] <... mmap resumed>) = 0x20000000 [pid 9584] <... mmap resumed>) = 0x20000000 [pid 9588] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9587] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9585] <... mmap resumed>) = 0x20000000 [pid 9585] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9583] exit_group(0 [pid 9585] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9587] <... futex resumed>) = 0 [pid 9593] <... futex resumed>) = ? [pid 9588] <... futex resumed>) = ? [pid 9593] +++ exited with 0 +++ [pid 9586] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9588] +++ exited with 0 +++ [pid 9587] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9584] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9583] <... exit_group resumed>) = ? [pid 9586] <... futex resumed>) = 0 [pid 9584] <... futex resumed>) = 0 [pid 9582] exit_group(0 [pid 9581] exit_group(0 [pid 9579] exit_group(0 [pid 9592] <... futex resumed>) = ? [pid 9591] <... futex resumed>) = ? [pid 9589] <... futex resumed>) = ? [pid 9586] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9585] <... futex resumed>) = ? [pid 9582] <... exit_group resumed>) = ? [pid 9587] <... futex resumed>) = ? [pid 9581] <... exit_group resumed>) = ? [pid 9580] exit_group(0 [pid 9579] <... exit_group resumed>) = ? [pid 9592] +++ exited with 0 +++ [pid 9591] +++ exited with 0 +++ [pid 9590] <... futex resumed>) = ? [pid 9589] +++ exited with 0 +++ [pid 9587] +++ exited with 0 +++ [pid 9586] <... futex resumed>) = ? [pid 9585] +++ exited with 0 +++ [pid 9584] +++ exited with 0 +++ [pid 9583] +++ exited with 0 +++ [pid 9582] +++ exited with 0 +++ [pid 9580] <... exit_group resumed>) = ? [pid 9590] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9583, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9581] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9581, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9582, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9586] +++ exited with 0 +++ [pid 9580] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9580, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9594 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9595 attached [pid 9594] set_robust_list(0x5555712a26a0, 24) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9594 [pid 9594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9594] setpgid(0, 0) = 0 [pid 9594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9596 [pid 9594] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9595 [pid 9594] write(3, "1000", 4./strace-static-x86_64: Process 9596 attached [pid 9595] set_robust_list(0x5555712a26a0, 24 [pid 9579] +++ exited with 0 +++ [pid 9596] set_robust_list(0x5555712a26a0, 24 [pid 9595] <... set_robust_list resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9596] <... set_robust_list resumed>) = 0 [pid 9595] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 9597 attached [pid 9596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9595] <... prctl resumed>) = 0 [pid 9594] <... write resumed>) = 4 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9597 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9579, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 9597] set_robust_list(0x5555712a26a0, 24 [pid 9595] setpgid(0, 0 [pid 9594] close(3 [pid 9597] <... set_robust_list resumed>) = 0 [pid 9596] <... prctl resumed>) = 0 [pid 9595] <... setpgid resumed>) = 0 [pid 9594] <... close resumed>) = 0 [pid 9597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9596] setpgid(0, 0 [pid 9595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 9594] write(1, "executing program\n", 18 [pid 9597] <... prctl resumed>) = 0 [pid 9596] <... setpgid resumed>) = 0 [pid 9595] <... openat resumed>) = 3 [pid 9594] <... write resumed>) = 18 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9597] setpgid(0, 0 [pid 9596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9595] write(3, "1000", 4 [pid 9594] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] <... openat resumed>) = 3 [pid 9595] <... write resumed>) = 4 [pid 9594] <... futex resumed>) = 0 [pid 9595] close(3./strace-static-x86_64: Process 9598 attached [pid 9597] <... setpgid resumed>) = 0 [pid 9596] write(3, "1000", 4 [pid 9595] <... close resumed>) = 0 [pid 9594] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9594] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9596] <... write resumed>) = 4 [pid 9595] write(1, "executing program\n", 18executing program [pid 9594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9598 [pid 9598] set_robust_list(0x5555712a26a0, 24 [pid 9597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9596] close(3 [pid 9595] <... write resumed>) = 18 [pid 9594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9598] <... set_robust_list resumed>) = 0 [pid 9597] <... openat resumed>) = 3 [pid 9596] <... close resumed>) = 0 [pid 9595] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9594] <... mmap resumed>) = 0x7f42e822b000 [pid 9598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9597] write(3, "1000", 4 executing program [pid 9596] write(1, "executing program\n", 18 [pid 9595] <... futex resumed>) = 0 [pid 9594] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9598] <... prctl resumed>) = 0 [pid 9597] <... write resumed>) = 4 [pid 9596] <... write resumed>) = 18 [pid 9595] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9594] <... mprotect resumed>) = 0 [pid 9598] setpgid(0, 0 [pid 9597] close(3 [pid 9596] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9596] <... futex resumed>) = 0 [pid 9595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9594] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9598] <... setpgid resumed>) = 0 [pid 9596] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9597] <... close resumed>) = 0 [pid 9596] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9594] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9597] write(1, "executing program\n", 18 [pid 9596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9595] <... mmap resumed>) = 0x7f42e822b000 [pid 9597] <... write resumed>) = 18 [pid 9596] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9598] <... openat resumed>) = 3 [pid 9597] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9595] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9598] write(3, "1000", 4 [pid 9597] <... futex resumed>) = 0 [pid 9596] <... mmap resumed>) = 0x7f42e822b000 [pid 9595] <... mprotect resumed>) = 0 [pid 9598] <... write resumed>) = 4 [pid 9597] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9598] close(3 [pid 9597] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9594] <... clone3 resumed> => {parent_tid=[9599]}, 88) = 9599 [pid 9598] <... close resumed>) = 0 [pid 9597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 9598] write(1, "executing program\n", 18 [pid 9597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9594] rt_sigprocmask(SIG_SETMASK, [], [pid 9598] <... write resumed>) = 18 [pid 9597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9599 attached [pid 9598] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9597] <... mmap resumed>) = 0x7f42e822b000 [pid 9596] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9599] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9598] <... futex resumed>) = 0 [pid 9597] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9596] <... mprotect resumed>) = 0 [pid 9595] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9594] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9599] <... rseq resumed>) = 0 [pid 9598] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9597] <... mprotect resumed>) = 0 [pid 9594] <... futex resumed>) = 0 [pid 9599] set_robust_list(0x7f42e824b9a0, 24 [pid 9598] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9596] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9595] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9594] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9599] <... set_robust_list resumed>) = 0 [pid 9598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9596] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9599] rt_sigprocmask(SIG_SETMASK, [], [pid 9597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9601 attached ./strace-static-x86_64: Process 9600 attached [pid 9599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9598] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9602 attached [pid 9601] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9599] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9597] <... clone3 resumed> => {parent_tid=[9601]}, 88) = 9601 [pid 9602] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9601] <... rseq resumed>) = 0 [pid 9598] <... mmap resumed>) = 0x7f42e822b000 [pid 9597] rt_sigprocmask(SIG_SETMASK, [], [pid 9602] <... rseq resumed>) = 0 [pid 9601] set_robust_list(0x7f42e824b9a0, 24 [pid 9598] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9602] set_robust_list(0x7f42e824b9a0, 24 [pid 9601] <... set_robust_list resumed>) = 0 [pid 9598] <... mprotect resumed>) = 0 [pid 9597] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9602] <... set_robust_list resumed>) = 0 [pid 9601] rt_sigprocmask(SIG_SETMASK, [], [pid 9595] <... clone3 resumed> => {parent_tid=[9600]}, 88) = 9600 [pid 9600] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9599] <... openat resumed>) = 3 [pid 9596] <... clone3 resumed> => {parent_tid=[9602]}, 88) = 9602 [pid 9595] rt_sigprocmask(SIG_SETMASK, [], [pid 9600] <... rseq resumed>) = 0 [pid 9599] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] rt_sigprocmask(SIG_SETMASK, [], [pid 9595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9600] set_robust_list(0x7f42e824b9a0, 24 [pid 9599] <... futex resumed>) = 1 [pid 9596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9595] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9600] <... set_robust_list resumed>) = 0 [pid 9599] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9596] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] <... futex resumed>) = 0 [pid 9600] rt_sigprocmask(SIG_SETMASK, [], [pid 9596] <... futex resumed>) = 0 [pid 9600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9595] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9596] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9600] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9602] rt_sigprocmask(SIG_SETMASK, [], [pid 9601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9600] <... openat resumed>) = 3 [pid 9598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9597] <... futex resumed>) = 0 [pid 9594] <... futex resumed>) = 0 [pid 9602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9601] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9600] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9597] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9594] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9602] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9601] <... openat resumed>) = 3 [pid 9600] <... futex resumed>) = 1 [pid 9599] <... futex resumed>) = 0 [pid 9598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9595] <... futex resumed>) = 0 [pid 9594] <... futex resumed>) = 1 [pid 9602] <... openat resumed>) = 3 [pid 9601] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9600] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9599] dup(3 [pid 9594] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9602] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9601] <... futex resumed>) = 1 [pid 9598] <... clone3 resumed> => {parent_tid=[9603]}, 88) = 9603 [pid 9597] <... futex resumed>) = 0 [pid 9602] <... futex resumed>) = 1 [pid 9601] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9598] rt_sigprocmask(SIG_SETMASK, [], [pid 9597] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9603 attached [pid 9602] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9599] <... dup resumed>) = 4 [pid 9598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9597] <... futex resumed>) = 0 [pid 9596] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9603] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9601] dup(3 [pid 9600] dup(3 [pid 9599] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9598] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9597] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9596] <... futex resumed>) = 0 [pid 9595] <... futex resumed>) = 0 [pid 9603] <... rseq resumed>) = 0 [pid 9602] dup(3 [pid 9601] <... dup resumed>) = 4 [pid 9600] <... dup resumed>) = 4 [pid 9599] <... futex resumed>) = 1 [pid 9598] <... futex resumed>) = 0 [pid 9596] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9594] <... futex resumed>) = 0 [pid 9595] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9603] set_robust_list(0x7f42e824b9a0, 24 [pid 9602] <... dup resumed>) = 4 [pid 9601] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9600] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9599] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9598] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9594] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9603] <... set_robust_list resumed>) = 0 [pid 9602] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9601] <... futex resumed>) = 1 [pid 9600] <... futex resumed>) = 0 [pid 9599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9597] <... futex resumed>) = 0 [pid 9595] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9594] <... futex resumed>) = 0 [pid 9603] rt_sigprocmask(SIG_SETMASK, [], [pid 9602] <... futex resumed>) = 1 [pid 9601] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9600] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9597] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] <... futex resumed>) = 0 [pid 9594] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9602] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9599] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9597] <... futex resumed>) = 0 [pid 9596] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] <... futex resumed>) = 0 [pid 9602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9601] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9597] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9596] <... futex resumed>) = 0 [pid 9602] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9596] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9603] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9595] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9603] <... openat resumed>) = 3 [pid 9603] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9603] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9598] <... futex resumed>) = 0 [pid 9598] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9603] <... futex resumed>) = 0 [pid 9603] dup(3 [pid 9598] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9603] <... dup resumed>) = 4 [pid 9603] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9598] <... futex resumed>) = 0 [pid 9603] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9598] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9603] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9598] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9594] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9596] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9597] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9595] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9595] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9595] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9594] <... mmap resumed>) = 0x7f42e820a000 [pid 9597] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9594] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9597] <... futex resumed>) = 0 [pid 9596] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] <... mprotect resumed>) = 0 [pid 9594] <... mprotect resumed>) = 0 [pid 9598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9596] <... futex resumed>) = 0 [pid 9595] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9594] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9598] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9597] <... mmap resumed>) = 0x7f42e820a000 [pid 9596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9595] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9594] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9596] <... mmap resumed>) = 0x7f42e820a000 [pid 9598] <... futex resumed>) = 0 [pid 9597] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9596] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9605 attached ./strace-static-x86_64: Process 9604 attached [pid 9598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9604] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9598] <... mmap resumed>) = 0x7f42e820a000 [pid 9596] <... mprotect resumed>) = 0 [pid 9595] <... clone3 resumed> => {parent_tid=[9604]}, 88) = 9604 [pid 9594] <... clone3 resumed> => {parent_tid=[9605]}, 88) = 9605 [pid 9605] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9604] <... rseq resumed>) = 0 [pid 9598] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9597] <... mprotect resumed>) = 0 [pid 9596] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9594] rt_sigprocmask(SIG_SETMASK, [], [pid 9605] <... rseq resumed>) = 0 [pid 9597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9596] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9595] rt_sigprocmask(SIG_SETMASK, [], [pid 9594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9605] set_robust_list(0x7f42e822a9a0, 24 [pid 9604] set_robust_list(0x7f42e822a9a0, 24 [pid 9597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9594] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9606 attached [pid 9605] <... set_robust_list resumed>) = 0 [pid 9598] <... mprotect resumed>) = 0 [pid 9597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9604] <... set_robust_list resumed>) = 0 [pid 9595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9594] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9607 attached [pid 9606] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9605] rt_sigprocmask(SIG_SETMASK, [], [pid 9604] rt_sigprocmask(SIG_SETMASK, [], [pid 9598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9596] <... clone3 resumed> => {parent_tid=[9606]}, 88) = 9606 [pid 9595] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9594] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9607] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9606] <... rseq resumed>) = 0 [pid 9605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9597] <... clone3 resumed> => {parent_tid=[9607]}, 88) = 9607 [pid 9596] rt_sigprocmask(SIG_SETMASK, [], [pid 9595] <... futex resumed>) = 0 [pid 9607] <... rseq resumed>) = 0 [pid 9606] set_robust_list(0x7f42e822a9a0, 24 [pid 9605] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9604] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9597] rt_sigprocmask(SIG_SETMASK, [], [pid 9596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9607] set_robust_list(0x7f42e822a9a0, 24 [pid 9595] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9608 attached [pid 9607] <... set_robust_list resumed>) = 0 [pid 9606] <... set_robust_list resumed>) = 0 [pid 9605] <... madvise resumed>) = 0 [pid 9604] <... madvise resumed>) = 0 [pid 9597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9596] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9607] rt_sigprocmask(SIG_SETMASK, [], [pid 9606] rt_sigprocmask(SIG_SETMASK, [], [pid 9608] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9598] <... clone3 resumed> => {parent_tid=[9608]}, 88) = 9608 [pid 9607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9607] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9606] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9597] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] <... futex resumed>) = 0 [pid 9608] <... rseq resumed>) = 0 [pid 9607] <... futex resumed>) = 0 [pid 9606] <... madvise resumed>) = 0 [pid 9598] rt_sigprocmask(SIG_SETMASK, [], [pid 9597] <... futex resumed>) = 1 [pid 9596] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9608] set_robust_list(0x7f42e822a9a0, 24 [pid 9598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9608] <... set_robust_list resumed>) = 0 [pid 9598] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9608] rt_sigprocmask(SIG_SETMASK, [], [pid 9598] <... futex resumed>) = 0 [pid 9608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9598] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9608] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9607] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9597] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9607] <... madvise resumed>) = 0 [pid 9606] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9605] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9608] <... madvise resumed>) = 0 [pid 9604] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9604] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9595] <... futex resumed>) = 0 [pid 9595] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9607] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9606] <... futex resumed>) = 1 [pid 9605] <... futex resumed>) = 1 [pid 9604] <... futex resumed>) = 0 [pid 9596] <... futex resumed>) = 0 [pid 9608] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] <... futex resumed>) = 1 [pid 9608] <... futex resumed>) = 1 [pid 9607] <... futex resumed>) = 1 [pid 9606] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9605] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9604] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9598] <... futex resumed>) = 0 [pid 9597] <... futex resumed>) = 0 [pid 9596] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9595] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9608] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9607] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9598] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9597] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9596] <... futex resumed>) = 0 [pid 9608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9606] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9597] <... futex resumed>) = 0 [pid 9596] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9594] <... futex resumed>) = 0 [pid 9608] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9607] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9598] <... futex resumed>) = 0 [pid 9597] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9598] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9594] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9605] <... futex resumed>) = 0 [pid 9594] <... futex resumed>) = 1 [pid 9605] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9594] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9608] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9607] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9606] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9605] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9604] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9603] <... mmap resumed>) = 0x20000000 [pid 9602] <... mmap resumed>) = 0x20000000 [pid 9601] <... mmap resumed>) = 0x20000000 [pid 9600] <... mmap resumed>) = 0x20000000 [pid 9599] <... mmap resumed>) = 0x20000000 [pid 9608] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9607] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9605] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9608] <... futex resumed>) = 1 [pid 9607] <... futex resumed>) = 1 [pid 9606] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9605] <... futex resumed>) = 1 [pid 9604] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9603] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9602] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9601] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9600] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9599] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9598] <... futex resumed>) = 0 [pid 9597] <... futex resumed>) = 0 [pid 9594] <... futex resumed>) = 0 [pid 9608] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9607] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9606] <... futex resumed>) = 1 [pid 9605] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9604] <... futex resumed>) = 1 [pid 9603] <... futex resumed>) = 0 [pid 9602] <... futex resumed>) = 0 [pid 9598] exit_group(0 [pid 9597] exit_group(0 [pid 9596] <... futex resumed>) = 0 [pid 9595] <... futex resumed>) = 0 [pid 9594] exit_group(0 [pid 9601] <... futex resumed>) = 230 [pid 9608] <... futex resumed>) = ? [pid 9607] <... futex resumed>) = ? [pid 9606] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9605] <... futex resumed>) = ? [pid 9604] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9602] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9601] +++ exited with 0 +++ [pid 9600] <... futex resumed>) = 0 [pid 9599] <... futex resumed>) = ? [pid 9598] <... exit_group resumed>) = ? [pid 9597] <... exit_group resumed>) = ? [pid 9596] exit_group(0 [pid 9595] exit_group(0 [pid 9594] <... exit_group resumed>) = ? [pid 9608] +++ exited with 0 +++ [pid 9607] +++ exited with 0 +++ [pid 9606] <... futex resumed>) = ? [pid 9605] +++ exited with 0 +++ [pid 9604] <... futex resumed>) = ? [pid 9603] +++ exited with 0 +++ [pid 9602] <... futex resumed>) = ? [pid 9599] +++ exited with 0 +++ [pid 9598] +++ exited with 0 +++ [pid 9597] +++ exited with 0 +++ [pid 9596] <... exit_group resumed>) = ? [pid 9595] <... exit_group resumed>) = ? [pid 9606] +++ exited with 0 +++ [pid 9604] +++ exited with 0 +++ [pid 9602] +++ exited with 0 +++ [pid 9600] +++ exited with 0 +++ [pid 9594] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9597, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9598, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9594, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] <... restart_syscall resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9596] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9610 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9596, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 9611 attached ./strace-static-x86_64: Process 9610 attached ./strace-static-x86_64: Process 9609 attached [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9609 [pid 9611] set_robust_list(0x5555712a26a0, 24 [pid 9609] set_robust_list(0x5555712a26a0, 24 [pid 9610] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9611 [pid 9609] <... set_robust_list resumed>) = 0 [pid 9611] <... set_robust_list resumed>) = 0 [pid 9611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9610] <... set_robust_list resumed>) = 0 [pid 9609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9595] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 9611] <... prctl resumed>) = 0 [pid 9610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9611] setpgid(0, 0 [pid 9609] <... prctl resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9595, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 9610] <... prctl resumed>) = 0 [pid 9611] <... setpgid resumed>) = 0 [pid 9609] setpgid(0, 0 [pid 9611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9609] <... setpgid resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9610] setpgid(0, 0 [pid 9611] <... openat resumed>) = 3 [pid 9609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9611] write(3, "1000", 4) = 4 [pid 9611] close(3) = 0 ./strace-static-x86_64: Process 9613 attached ./strace-static-x86_64: Process 9612 attached executing program [pid 9611] write(1, "executing program\n", 18 [pid 9610] <... setpgid resumed>) = 0 [pid 9609] <... openat resumed>) = 3 [pid 9611] <... write resumed>) = 18 [pid 9610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9613 [pid 9613] set_robust_list(0x5555712a26a0, 24 [pid 9612] set_robust_list(0x5555712a26a0, 24 [pid 9611] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] write(3, "1000", 4 [pid 9613] <... set_robust_list resumed>) = 0 [pid 9612] <... set_robust_list resumed>) = 0 [pid 9611] <... futex resumed>) = 0 [pid 9610] <... openat resumed>) = 3 [pid 9609] <... write resumed>) = 4 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9612 [pid 9613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9609] close(3 [pid 9612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9610] write(3, "1000", 4executing program [pid 9613] <... prctl resumed>) = 0 [pid 9612] <... prctl resumed>) = 0 [pid 9609] <... close resumed>) = 0 [pid 9610] <... write resumed>) = 4 [pid 9610] close(3 [pid 9609] write(1, "executing program\n", 18 [pid 9612] setpgid(0, 0 [pid 9610] <... close resumed>) = 0 [pid 9609] <... write resumed>) = 18 [pid 9613] setpgid(0, 0 [pid 9612] <... setpgid resumed>) = 0 [pid 9610] write(1, "executing program\n", 18executing program [pid 9609] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9613] <... setpgid resumed>) = 0 [pid 9612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9611] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9610] <... write resumed>) = 18 [pid 9609] <... futex resumed>) = 0 [pid 9613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9612] <... openat resumed>) = 3 [pid 9611] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9610] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9613] <... openat resumed>) = 3 [pid 9612] write(3, "1000", 4 [pid 9611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9610] <... futex resumed>) = 0 [pid 9609] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9613] write(3, "1000", 4 [pid 9612] <... write resumed>) = 4 [pid 9611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9610] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9609] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9613] <... write resumed>) = 4 [pid 9612] close(3 [pid 9611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9610] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9613] close(3 [pid 9612] <... close resumed>) = 0 [pid 9611] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 9610] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9613] <... close resumed>) = 0 [pid 9612] write(1, "executing program\n", 18 [pid 9611] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9613] write(1, "executing program\n", 18 [pid 9612] <... write resumed>) = 18 [pid 9611] <... mprotect resumed>) = 0 executing program [pid 9609] <... mmap resumed>) = 0x7f42e822b000 [pid 9613] <... write resumed>) = 18 [pid 9612] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9609] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9613] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9612] <... futex resumed>) = 0 [pid 9610] <... mmap resumed>) = 0x7f42e822b000 [pid 9613] <... futex resumed>) = 0 [pid 9612] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9610] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9609] <... mprotect resumed>) = 0 [pid 9613] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9612] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9612] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9613] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9610] <... mprotect resumed>) = 0 [pid 9609] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9611] <... clone3 resumed> => {parent_tid=[9614]}, 88) = 9614 [pid 9611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 9614 attached [pid 9613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9612] <... mmap resumed>) = 0x7f42e822b000 [pid 9611] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9610] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9609] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9614] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9612] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9611] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9610] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9615 attached [pid 9614] <... rseq resumed>) = 0 [pid 9613] <... mmap resumed>) = 0x7f42e822b000 [pid 9612] <... mprotect resumed>) = 0 [pid 9610] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9615] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9614] set_robust_list(0x7f42e824b9a0, 24 [pid 9613] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9612] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9609] <... clone3 resumed> => {parent_tid=[9615]}, 88) = 9615 ./strace-static-x86_64: Process 9616 attached [pid 9615] <... rseq resumed>) = 0 [pid 9614] <... set_robust_list resumed>) = 0 [pid 9613] <... mprotect resumed>) = 0 [pid 9612] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9609] rt_sigprocmask(SIG_SETMASK, [], [pid 9616] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9615] set_robust_list(0x7f42e824b9a0, 24 [pid 9614] rt_sigprocmask(SIG_SETMASK, [], [pid 9612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9616] <... rseq resumed>) = 0 [pid 9615] <... set_robust_list resumed>) = 0 [pid 9614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9610] <... clone3 resumed> => {parent_tid=[9616]}, 88) = 9616 [pid 9614] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9610] rt_sigprocmask(SIG_SETMASK, [], [pid 9609] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9614] <... openat resumed>) = 3 [pid 9613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9612] <... clone3 resumed> => {parent_tid=[9617]}, 88) = 9617 [pid 9610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9609] <... futex resumed>) = 0 [pid 9614] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9610] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9617 attached [pid 9616] set_robust_list(0x7f42e824b9a0, 24 [pid 9615] rt_sigprocmask(SIG_SETMASK, [], [pid 9614] <... futex resumed>) = 1 [pid 9612] rt_sigprocmask(SIG_SETMASK, [], [pid 9611] <... futex resumed>) = 0 [pid 9610] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9618 attached [pid 9617] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9616] <... set_robust_list resumed>) = 0 [pid 9615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9614] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9611] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9610] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9618] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9617] <... rseq resumed>) = 0 [pid 9616] rt_sigprocmask(SIG_SETMASK, [], [pid 9615] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9613] <... clone3 resumed> => {parent_tid=[9618]}, 88) = 9618 [pid 9612] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9611] <... futex resumed>) = 0 [pid 9618] <... rseq resumed>) = 0 [pid 9614] dup(3 [pid 9613] rt_sigprocmask(SIG_SETMASK, [], [pid 9612] <... futex resumed>) = 0 [pid 9618] set_robust_list(0x7f42e824b9a0, 24 [pid 9617] set_robust_list(0x7f42e824b9a0, 24 [pid 9614] <... dup resumed>) = 4 [pid 9611] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9618] <... set_robust_list resumed>) = 0 [pid 9617] <... set_robust_list resumed>) = 0 [pid 9616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9615] <... openat resumed>) = 3 [pid 9614] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9612] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9618] rt_sigprocmask(SIG_SETMASK, [], [pid 9617] rt_sigprocmask(SIG_SETMASK, [], [pid 9616] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9615] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9614] <... futex resumed>) = 0 [pid 9613] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9616] <... openat resumed>) = 3 [pid 9614] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9613] <... futex resumed>) = 0 [pid 9611] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9615] <... futex resumed>) = 1 [pid 9609] <... futex resumed>) = 0 [pid 9618] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9616] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9611] <... futex resumed>) = 0 [pid 9618] <... openat resumed>) = 3 [pid 9617] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9616] <... futex resumed>) = 1 [pid 9615] dup(3 [pid 9614] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9613] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9611] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9610] <... futex resumed>) = 0 [pid 9609] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9618] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9617] <... openat resumed>) = 3 [pid 9616] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9615] <... dup resumed>) = 4 [pid 9613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9610] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] <... futex resumed>) = 0 [pid 9618] <... futex resumed>) = 0 [pid 9617] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9615] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9613] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9610] <... futex resumed>) = 0 [pid 9609] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9618] dup(3 [pid 9617] <... futex resumed>) = 1 [pid 9616] dup(3 [pid 9615] <... futex resumed>) = 0 [pid 9613] <... futex resumed>) = 0 [pid 9612] <... futex resumed>) = 0 [pid 9610] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9618] <... dup resumed>) = 4 [pid 9617] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9616] <... dup resumed>) = 4 [pid 9615] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9613] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9612] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9618] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9616] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9612] <... futex resumed>) = 0 [pid 9609] <... futex resumed>) = 0 [pid 9618] <... futex resumed>) = 0 [pid 9613] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9618] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9609] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9613] <... futex resumed>) = 0 [pid 9612] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9617] dup(3 [pid 9616] <... futex resumed>) = 1 [pid 9615] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9617] <... dup resumed>) = 4 [pid 9616] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9613] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9610] <... futex resumed>) = 0 [pid 9610] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9610] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9617] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9612] <... futex resumed>) = 0 [pid 9612] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9612] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9617] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9616] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9611] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9611] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9611] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9611] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9619 attached => {parent_tid=[9619]}, 88) = 9619 [pid 9611] rt_sigprocmask(SIG_SETMASK, [], [pid 9609] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9619] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9611] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9619] <... rseq resumed>) = 0 [pid 9611] <... futex resumed>) = 0 [pid 9619] set_robust_list(0x7f42e822a9a0, 24 [pid 9611] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9619] <... set_robust_list resumed>) = 0 [pid 9619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9619] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9613] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9612] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9610] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9609] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9613] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9612] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9610] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] <... futex resumed>) = 0 [pid 9613] <... futex resumed>) = 0 [pid 9612] <... futex resumed>) = 0 [pid 9610] <... futex resumed>) = 0 [pid 9609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9613] <... mmap resumed>) = 0x7f42e820a000 [pid 9610] <... mmap resumed>) = 0x7f42e820a000 [pid 9609] <... mmap resumed>) = 0x7f42e820a000 [pid 9619] <... madvise resumed>) = 0 [pid 9613] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9610] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9609] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9613] <... mprotect resumed>) = 0 [pid 9612] <... mmap resumed>) = 0x7f42e820a000 [pid 9610] <... mprotect resumed>) = 0 [pid 9609] <... mprotect resumed>) = 0 [pid 9613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9612] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9609] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9610] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9612] <... mprotect resumed>) = 0 [pid 9609] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9612] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9610] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9619] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9619] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9610] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9611] <... futex resumed>) = 0 [pid 9611] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9620 attached ./strace-static-x86_64: Process 9622 attached ) = 1 [pid 9613] <... clone3 resumed> => {parent_tid=[9621]}, 88) = 9621 [pid 9609] <... clone3 resumed> => {parent_tid=[9620]}, 88) = 9620 [pid 9613] rt_sigprocmask(SIG_SETMASK, [], [pid 9610] <... clone3 resumed> => {parent_tid=[9622]}, 88) = 9622 [pid 9613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9610] rt_sigprocmask(SIG_SETMASK, [], [pid 9609] rt_sigprocmask(SIG_SETMASK, [], [pid 9613] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9612] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9622] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9613] <... futex resumed>) = 0 [pid 9612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9610] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9621 attached [pid 9622] <... rseq resumed>) = 0 [pid 9620] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9619] <... futex resumed>) = 0 [pid 9613] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9611] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9610] <... futex resumed>) = 0 [pid 9609] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9623 attached [pid 9622] set_robust_list(0x7f42e822a9a0, 24 [pid 9621] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9620] <... rseq resumed>) = 0 [pid 9619] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9610] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9609] <... futex resumed>) = 0 [pid 9623] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9622] <... set_robust_list resumed>) = 0 [pid 9621] <... rseq resumed>) = 0 [pid 9620] set_robust_list(0x7f42e822a9a0, 24 [pid 9612] <... clone3 resumed> => {parent_tid=[9623]}, 88) = 9623 [pid 9609] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9623] <... rseq resumed>) = 0 [pid 9622] rt_sigprocmask(SIG_SETMASK, [], [pid 9621] set_robust_list(0x7f42e822a9a0, 24 [pid 9620] <... set_robust_list resumed>) = 0 [pid 9612] rt_sigprocmask(SIG_SETMASK, [], [pid 9623] set_robust_list(0x7f42e822a9a0, 24 [pid 9622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9621] <... set_robust_list resumed>) = 0 [pid 9620] rt_sigprocmask(SIG_SETMASK, [], [pid 9612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9623] <... set_robust_list resumed>) = 0 [pid 9622] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9621] rt_sigprocmask(SIG_SETMASK, [], [pid 9620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9612] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9623] rt_sigprocmask(SIG_SETMASK, [], [pid 9622] <... madvise resumed>) = 0 [pid 9621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9620] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9612] <... futex resumed>) = 0 [pid 9623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9621] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9623] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9612] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9620] <... madvise resumed>) = 0 [pid 9623] <... madvise resumed>) = 0 [pid 9622] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9610] <... futex resumed>) = 0 [pid 9610] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9610] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9621] <... madvise resumed>) = 0 [pid 9620] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9609] <... futex resumed>) = 0 [pid 9609] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9623] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9622] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9621] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9620] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9619] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9611] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9609] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9623] <... futex resumed>) = 1 [pid 9621] <... futex resumed>) = 0 [pid 9619] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9613] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9612] <... futex resumed>) = 0 [pid 9623] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9622] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9621] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9620] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9619] <... futex resumed>) = 0 [pid 9622] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9620] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9619] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9613] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9612] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9623] <... futex resumed>) = 0 [pid 9622] <... futex resumed>) = 1 [pid 9621] <... futex resumed>) = 0 [pid 9620] <... futex resumed>) = 1 [pid 9613] <... futex resumed>) = 1 [pid 9612] <... futex resumed>) = 1 [pid 9610] <... futex resumed>) = 0 [pid 9609] <... futex resumed>) = 0 [pid 9623] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9622] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9621] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9620] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9613] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9612] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9623] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9623] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9612] <... futex resumed>) = 0 [pid 9623] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9621] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9621] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9613] <... futex resumed>) = 0 [pid 9621] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9618] <... mmap resumed>) = 0x20000000 [pid 9616] <... mmap resumed>) = 0x20000000 [pid 9615] <... mmap resumed>) = 0x20000000 [pid 9617] <... mmap resumed>) = 0x20000000 [pid 9618] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9617] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9616] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9615] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9609] exit_group(0 [pid 9618] <... futex resumed>) = 0 [pid 9616] <... futex resumed>) = 0 [pid 9615] <... futex resumed>) = ? [pid 9609] <... exit_group resumed>) = ? [pid 9618] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9616] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9615] +++ exited with 0 +++ [pid 9620] <... futex resumed>) = ? [pid 9617] <... futex resumed>) = 0 [pid 9614] <... mmap resumed>) = 0x20000000 [pid 9613] exit_group(0 [pid 9612] exit_group(0 [pid 9610] exit_group(0 [pid 9623] <... futex resumed>) = ? [pid 9621] <... futex resumed>) = ? [pid 9618] <... futex resumed>) = ? [pid 9616] <... futex resumed>) = ? [pid 9622] <... futex resumed>) = ? [pid 9613] <... exit_group resumed>) = ? [pid 9612] <... exit_group resumed>) = ? [pid 9610] <... exit_group resumed>) = ? [pid 9623] +++ exited with 0 +++ [pid 9622] +++ exited with 0 +++ [pid 9621] +++ exited with 0 +++ [pid 9618] +++ exited with 0 +++ [pid 9616] +++ exited with 0 +++ [pid 9614] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9613] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9613, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9620] +++ exited with 0 +++ [pid 9609] +++ exited with 0 +++ [pid 9611] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9609, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 9614] <... futex resumed>) = ? [pid 9611] <... exit_group resumed>) = ? [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9619] <... futex resumed>) = ? [pid 9617] +++ exited with 0 +++ [pid 9614] +++ exited with 0 +++ [pid 9612] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9612, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9624 attached [pid 9619] +++ exited with 0 +++ [pid 9611] +++ exited with 0 +++ [pid 9624] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9624 [pid 9624] <... set_robust_list resumed>) = 0 [pid 9624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9624] setpgid(0, 0) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9611, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9626 attached ./strace-static-x86_64: Process 9625 attached [pid 9624] <... openat resumed>) = 3 [pid 9624] write(3, "1000", 4 [pid 9626] set_robust_list(0x5555712a26a0, 24 [pid 9625] set_robust_list(0x5555712a26a0, 24 [pid 9624] <... write resumed>) = 4 [pid 9624] close(3./strace-static-x86_64: Process 9627 attached [pid 9626] <... set_robust_list resumed>) = 0 [pid 9625] <... set_robust_list resumed>) = 0 [pid 9624] <... close resumed>) = 0 [pid 9610] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9626 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9625 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9627 [pid 9627] set_robust_list(0x5555712a26a0, 24 [pid 9626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9624] write(1, "executing program\n", 18executing program [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9610, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9627] <... set_robust_list resumed>) = 0 [pid 9626] <... prctl resumed>) = 0 [pid 9625] <... prctl resumed>) = 0 [pid 9624] <... write resumed>) = 18 [pid 9627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9626] setpgid(0, 0 [pid 9625] setpgid(0, 0 [pid 9624] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9626] <... setpgid resumed>) = 0 [pid 9625] <... setpgid resumed>) = 0 [pid 9624] <... futex resumed>) = 0 [pid 9627] <... prctl resumed>) = 0 [pid 9626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9624] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9627] setpgid(0, 0 [pid 9626] <... openat resumed>) = 3 [pid 9625] <... openat resumed>) = 3 [pid 9624] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9627] <... setpgid resumed>) = 0 [pid 9624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9625] write(3, "1000", 4 [pid 9624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9626] write(3, "1000", 4 [pid 9625] <... write resumed>) = 4 [pid 9624] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9628 attached [pid 9627] <... openat resumed>) = 3 [pid 9626] <... write resumed>) = 4 [pid 9625] close(3 [pid 9624] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9626] close(3 [pid 9625] <... close resumed>) = 0 [pid 9624] <... mprotect resumed>) = 0 [pid 9627] write(3, "1000", 4executing program [pid 9626] <... close resumed>) = 0 [pid 9625] write(1, "executing program\n", 18 [pid 9624] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9627] <... write resumed>) = 4 executing program [pid 9626] write(1, "executing program\n", 18 [pid 9625] <... write resumed>) = 18 [pid 9624] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9627] close(3 [pid 9626] <... write resumed>) = 18 [pid 9625] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9627] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 9629 attached [pid 9627] write(1, "executing program\n", 18 [pid 9626] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] <... futex resumed>) = 0 [pid 9629] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9628] set_robust_list(0x5555712a26a0, 24 [pid 9627] <... write resumed>) = 18 [pid 9626] <... futex resumed>) = 0 [pid 9625] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9628 [pid 9629] <... rseq resumed>) = 0 [pid 9628] <... set_robust_list resumed>) = 0 [pid 9627] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9626] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9625] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9624] <... clone3 resumed> => {parent_tid=[9629]}, 88) = 9629 [pid 9629] set_robust_list(0x7f42e824b9a0, 24 [pid 9628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9627] <... futex resumed>) = 0 [pid 9626] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9625] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9624] rt_sigprocmask(SIG_SETMASK, [], [pid 9629] <... set_robust_list resumed>) = 0 [pid 9628] <... prctl resumed>) = 0 [pid 9627] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9628] setpgid(0, 0 [pid 9629] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9628] <... setpgid resumed>) = 0 [pid 9627] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9626] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9627] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9624] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9629] <... futex resumed>) = 0 [pid 9628] <... openat resumed>) = 3 [pid 9627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9625] <... mmap resumed>) = 0x7f42e822b000 [pid 9624] <... futex resumed>) = 1 [pid 9629] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9628] write(3, "1000", 4 [pid 9627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9626] <... mmap resumed>) = 0x7f42e822b000 [pid 9625] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9624] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9629] <... openat resumed>) = 3 [pid 9628] <... write resumed>) = 4 [pid 9627] <... mmap resumed>) = 0x7f42e822b000 [pid 9626] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9625] <... mprotect resumed>) = 0 [pid 9629] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9628] close(3 [pid 9627] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9626] <... mprotect resumed>) = 0 [pid 9625] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9629] <... futex resumed>) = 1 [pid 9628] <... close resumed>) = 0 [pid 9627] <... mprotect resumed>) = 0 [pid 9626] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9624] <... futex resumed>) = 0 [pid 9629] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9628] write(1, "executing program\n", 18 [pid 9627] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 9626] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9625] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9624] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9628] <... write resumed>) = 18 [pid 9627] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9624] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9631 attached ./strace-static-x86_64: Process 9630 attached [pid 9629] dup(3 [pid 9628] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9624] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9631] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9630] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9629] <... dup resumed>) = 4 [pid 9628] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9632 attached [pid 9630] <... rseq resumed>) = 0 [pid 9629] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9628] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9632] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9629] <... futex resumed>) = 1 [pid 9628] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9630] set_robust_list(0x7f42e824b9a0, 24 [pid 9631] <... rseq resumed>) = 0 [pid 9628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9627] <... clone3 resumed> => {parent_tid=[9632]}, 88) = 9632 [pid 9626] <... clone3 resumed> => {parent_tid=[9631]}, 88) = 9631 [pid 9625] <... clone3 resumed> => {parent_tid=[9630]}, 88) = 9630 [pid 9629] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9624] <... futex resumed>) = 0 [pid 9630] <... set_robust_list resumed>) = 0 [pid 9632] <... rseq resumed>) = 0 [pid 9631] set_robust_list(0x7f42e824b9a0, 24 [pid 9630] rt_sigprocmask(SIG_SETMASK, [], [pid 9632] set_robust_list(0x7f42e824b9a0, 24 [pid 9628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9627] rt_sigprocmask(SIG_SETMASK, [], [pid 9626] rt_sigprocmask(SIG_SETMASK, [], [pid 9625] rt_sigprocmask(SIG_SETMASK, [], [pid 9624] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9632] <... set_robust_list resumed>) = 0 [pid 9631] <... set_robust_list resumed>) = 0 [pid 9630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9629] <... futex resumed>) = 0 [pid 9628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9624] <... futex resumed>) = 1 [pid 9632] rt_sigprocmask(SIG_SETMASK, [], [pid 9631] rt_sigprocmask(SIG_SETMASK, [], [pid 9627] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9626] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9624] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9629] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9630] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9628] <... mmap resumed>) = 0x7f42e822b000 [pid 9627] <... futex resumed>) = 0 [pid 9626] <... futex resumed>) = 0 [pid 9625] <... futex resumed>) = 0 [pid 9631] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9627] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9626] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9625] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9632] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9631] <... openat resumed>) = 3 [pid 9631] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9632] <... openat resumed>) = 3 [pid 9630] <... openat resumed>) = 3 [pid 9628] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9626] <... futex resumed>) = 0 [pid 9632] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9630] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9632] <... futex resumed>) = 1 [pid 9631] <... futex resumed>) = 1 [pid 9630] <... futex resumed>) = 1 [pid 9628] <... mprotect resumed>) = 0 [pid 9627] <... futex resumed>) = 0 [pid 9626] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] <... futex resumed>) = 0 [pid 9631] dup(3 [pid 9627] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9626] <... futex resumed>) = 0 [pid 9625] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9631] <... dup resumed>) = 4 [pid 9627] <... futex resumed>) = 0 [pid 9626] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9631] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9627] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9625] <... futex resumed>) = 0 [pid 9631] <... futex resumed>) = 0 [pid 9626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9631] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9626] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9626] <... futex resumed>) = 0 [pid 9631] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9626] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9632] dup(3 [pid 9630] dup(3 [pid 9628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9632] <... dup resumed>) = 4 [pid 9630] <... dup resumed>) = 4 [pid 9628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9632] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9630] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9633 attached [pid 9632] <... futex resumed>) = 1 [pid 9630] <... futex resumed>) = 1 [pid 9625] <... futex resumed>) = 0 [pid 9627] <... futex resumed>) = 0 [pid 9633] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9632] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9630] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9628] <... clone3 resumed> => {parent_tid=[9633]}, 88) = 9633 [pid 9627] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9628] rt_sigprocmask(SIG_SETMASK, [], [pid 9632] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9630] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9628] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9628] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9627] <... futex resumed>) = 0 [pid 9625] <... futex resumed>) = 0 [pid 9633] <... rseq resumed>) = 0 [pid 9633] set_robust_list(0x7f42e824b9a0, 24 [pid 9627] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9625] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9633] <... set_robust_list resumed>) = 0 [pid 9633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9633] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9633] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9633] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9628] <... futex resumed>) = 0 [pid 9628] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9633] <... futex resumed>) = 0 [pid 9628] <... futex resumed>) = 1 [pid 9633] dup(3) = 4 [pid 9628] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9633] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9633] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9628] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9628] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9624] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9624] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9624] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9626] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9624] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9626] <... futex resumed>) = 0 [pid 9624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9634 attached [pid 9627] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9625] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9627] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9624] <... clone3 resumed> => {parent_tid=[9634]}, 88) = 9634 [pid 9634] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9627] <... futex resumed>) = 0 [pid 9625] <... futex resumed>) = 0 [pid 9624] rt_sigprocmask(SIG_SETMASK, [], [pid 9634] <... rseq resumed>) = 0 [pid 9627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9634] set_robust_list(0x7f42e822a9a0, 24 [pid 9627] <... mmap resumed>) = 0x7f42e820a000 [pid 9626] <... mmap resumed>) = 0x7f42e820a000 [pid 9625] <... mmap resumed>) = 0x7f42e820a000 [pid 9624] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9634] <... set_robust_list resumed>) = 0 [pid 9627] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9626] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9625] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9624] <... futex resumed>) = 0 [pid 9634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9627] <... mprotect resumed>) = 0 [pid 9625] <... mprotect resumed>) = 0 [pid 9624] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9634] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9627] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9626] <... mprotect resumed>) = 0 [pid 9625] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9627] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9626] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9628] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9626] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9625] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9628] <... futex resumed>) = 0 [pid 9627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9637 attached ./strace-static-x86_64: Process 9636 attached ./strace-static-x86_64: Process 9635 attached [pid 9628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9637] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9636] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9635] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9634] <... madvise resumed>) = 0 [pid 9628] <... mmap resumed>) = 0x7f42e820a000 [pid 9626] <... clone3 resumed> => {parent_tid=[9636]}, 88) = 9636 [pid 9625] <... clone3 resumed> => {parent_tid=[9635]}, 88) = 9635 [pid 9637] <... rseq resumed>) = 0 [pid 9636] <... rseq resumed>) = 0 [pid 9628] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9635] <... rseq resumed>) = 0 [pid 9628] <... mprotect resumed>) = 0 [pid 9626] rt_sigprocmask(SIG_SETMASK, [], [pid 9625] rt_sigprocmask(SIG_SETMASK, [], [pid 9637] set_robust_list(0x7f42e822a9a0, 24 [pid 9636] set_robust_list(0x7f42e822a9a0, 24 [pid 9635] set_robust_list(0x7f42e822a9a0, 24 [pid 9628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9627] <... clone3 resumed> => {parent_tid=[9637]}, 88) = 9637 [pid 9626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9637] <... set_robust_list resumed>) = 0 [pid 9636] <... set_robust_list resumed>) = 0 [pid 9635] <... set_robust_list resumed>) = 0 [pid 9628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9627] rt_sigprocmask(SIG_SETMASK, [], [pid 9626] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9637] rt_sigprocmask(SIG_SETMASK, [], [pid 9636] rt_sigprocmask(SIG_SETMASK, [], [pid 9635] rt_sigprocmask(SIG_SETMASK, [], [pid 9628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9626] <... futex resumed>) = 0 [pid 9625] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9638 attached [pid 9637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9634] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9627] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9626] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9625] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9638] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9637] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9636] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9635] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9634] <... futex resumed>) = 1 [pid 9628] <... clone3 resumed> => {parent_tid=[9638]}, 88) = 9638 [pid 9627] <... futex resumed>) = 0 [pid 9624] <... futex resumed>) = 0 [pid 9638] <... rseq resumed>) = 0 [pid 9627] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9624] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9638] set_robust_list(0x7f42e822a9a0, 24 [pid 9637] <... madvise resumed>) = 0 [pid 9635] <... madvise resumed>) = 0 [pid 9634] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9628] rt_sigprocmask(SIG_SETMASK, [], [pid 9624] <... futex resumed>) = 0 [pid 9624] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9638] <... set_robust_list resumed>) = 0 [pid 9638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9638] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9628] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9628] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9637] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9636] <... madvise resumed>) = 0 [pid 9635] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9637] <... futex resumed>) = 1 [pid 9627] <... futex resumed>) = 0 [pid 9636] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9635] <... futex resumed>) = 1 [pid 9627] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] <... futex resumed>) = 0 [pid 9637] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9636] <... futex resumed>) = 1 [pid 9635] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9627] <... futex resumed>) = 0 [pid 9626] <... futex resumed>) = 0 [pid 9625] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9627] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9626] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9625] <... futex resumed>) = 0 [pid 9636] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9635] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9626] <... futex resumed>) = 0 [pid 9625] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9634] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9626] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9637] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9636] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9635] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9637] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9636] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9637] <... futex resumed>) = 1 [pid 9636] <... futex resumed>) = 1 [pid 9627] <... futex resumed>) = 0 [pid 9626] <... futex resumed>) = 0 [pid 9637] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9636] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9634] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9638] <... madvise resumed>) = 0 [pid 9635] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9634] <... futex resumed>) = 1 [pid 9633] <... mmap resumed>) = 0x20000000 [pid 9632] <... mmap resumed>) = 0x20000000 [pid 9631] <... mmap resumed>) = 0x20000000 [pid 9624] <... futex resumed>) = 0 [pid 9638] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9635] <... futex resumed>) = 1 [pid 9633] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9631] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9630] <... mmap resumed>) = 0x20000000 [pid 9629] <... mmap resumed>) = 0x20000000 [pid 9626] exit_group(0 [pid 9625] <... futex resumed>) = 0 [pid 9634] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9632] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9638] <... futex resumed>) = 1 [pid 9636] <... futex resumed>) = ? [pid 9635] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9633] <... futex resumed>) = 0 [pid 9632] <... futex resumed>) = 0 [pid 9631] <... futex resumed>) = ? [pid 9630] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9629] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9628] <... futex resumed>) = 0 [pid 9626] <... exit_group resumed>) = ? [pid 9625] exit_group(0 [pid 9638] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9636] +++ exited with 0 +++ [pid 9635] <... futex resumed>) = ? [pid 9633] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9632] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9631] +++ exited with 0 +++ [pid 9630] <... futex resumed>) = ? [pid 9629] <... futex resumed>) = 0 [pid 9628] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9627] exit_group(0 [pid 9626] +++ exited with 0 +++ [pid 9625] <... exit_group resumed>) = ? [pid 9637] <... futex resumed>) = ? [pid 9635] +++ exited with 0 +++ [pid 9633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9632] <... futex resumed>) = ? [pid 9630] +++ exited with 0 +++ [pid 9629] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9628] <... futex resumed>) = 0 [pid 9627] <... exit_group resumed>) = ? [pid 9624] exit_group(0 [pid 9637] +++ exited with 0 +++ [pid 9634] <... futex resumed>) = ? [pid 9628] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9624] <... exit_group resumed>) = ? [pid 9632] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9626, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9634] +++ exited with 0 +++ [pid 9629] <... futex resumed>) = ? [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9633] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9633] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9628] <... futex resumed>) = 0 [pid 9628] exit_group(0 [pid 9638] <... futex resumed>) = ? [pid 9628] <... exit_group resumed>) = ? [pid 9638] +++ exited with 0 +++ [pid 9633] <... futex resumed>) = ? [pid 9629] +++ exited with 0 +++ [pid 9627] +++ exited with 0 +++ [pid 9625] +++ exited with 0 +++ [pid 9624] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9625, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9627, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9624, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9642 attached ./strace-static-x86_64: Process 9640 attached ./strace-static-x86_64: Process 9639 attached ./strace-static-x86_64: Process 9641 attached [pid 9642] set_robust_list(0x5555712a26a0, 24 [pid 9641] set_robust_list(0x5555712a26a0, 24 [pid 9640] set_robust_list(0x5555712a26a0, 24 [pid 9639] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9642 [pid 9641] <... set_robust_list resumed>) = 0 [pid 9640] <... set_robust_list resumed>) = 0 [pid 9639] <... set_robust_list resumed>) = 0 [pid 9642] <... set_robust_list resumed>) = 0 [pid 9641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9641 [pid 9642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9641] <... prctl resumed>) = 0 [pid 9640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9639 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9640 [pid 9641] setpgid(0, 0 [pid 9640] <... prctl resumed>) = 0 [pid 9639] <... prctl resumed>) = 0 [pid 9641] <... setpgid resumed>) = 0 [pid 9640] setpgid(0, 0 [pid 9642] <... prctl resumed>) = 0 [pid 9641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9640] <... setpgid resumed>) = 0 [pid 9639] setpgid(0, 0 [pid 9642] setpgid(0, 0 [pid 9640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9639] <... setpgid resumed>) = 0 [pid 9642] <... setpgid resumed>) = 0 [pid 9641] <... openat resumed>) = 3 [pid 9642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9640] <... openat resumed>) = 3 [pid 9639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9641] write(3, "1000", 4) = 4 [pid 9640] write(3, "1000", 4 [pid 9642] <... openat resumed>) = 3 [pid 9642] write(3, "1000", 4) = 4 [pid 9642] close(3) = 0 [pid 9642] write(1, "executing program\n", 18executing program ) = 18 [pid 9642] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9642] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9642] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9641] close(3 [pid 9640] <... write resumed>) = 4 [pid 9639] <... openat resumed>) = 3 [pid 9633] +++ exited with 0 +++ [pid 9628] +++ exited with 0 +++ executing program [pid 9641] <... close resumed>) = 0 [pid 9640] close(3 [pid 9641] write(1, "executing program\n", 18 [pid 9640] <... close resumed>) = 0 [pid 9641] <... write resumed>) = 18 [pid 9640] write(1, "executing program\n", 18 [pid 9639] write(3, "1000", 4executing program [pid 9641] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] <... write resumed>) = 18 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9628, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9639] <... write resumed>) = 4 [pid 9642] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9641] <... futex resumed>) = 0 [pid 9640] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9642] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9641] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9640] <... futex resumed>) = 0 [pid 9639] close(3 [pid 9642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9641] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9640] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9641] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9640] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9639] <... close resumed>) = 0 ./strace-static-x86_64: Process 9643 attached [pid 9641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9639] write(1, "executing program\n", 18 [pid 9643] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9643] <... rseq resumed>) = 0 [pid 9641] <... mmap resumed>) = 0x7f42e822b000 [pid 9640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9643] set_robust_list(0x7f42e824b9a0, 24 executing program [pid 9640] <... mmap resumed>) = 0x7f42e822b000 [pid 9643] <... set_robust_list resumed>) = 0 [pid 9641] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9640] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9643] rt_sigprocmask(SIG_SETMASK, [], [pid 9641] <... mprotect resumed>) = 0 [pid 9640] <... mprotect resumed>) = 0 [pid 9643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9642] <... clone3 resumed> => {parent_tid=[9643]}, 88) = 9643 [pid 9640] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9639] <... write resumed>) = 18 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9643] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9642] rt_sigprocmask(SIG_SETMASK, [], [pid 9640] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9639] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9644 attached [pid 9642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9639] <... futex resumed>) = 0 [pid 9644] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9642] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] <... clone3 resumed> => {parent_tid=[9644]}, 88) = 9644 [pid 9639] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9644] <... rseq resumed>) = 0 [pid 9643] <... futex resumed>) = 0 [pid 9642] <... futex resumed>) = 1 [pid 9641] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9640] rt_sigprocmask(SIG_SETMASK, [], [pid 9639] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9645 attached [pid 9644] set_robust_list(0x7f42e824b9a0, 24 [pid 9643] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9642] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9641] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9639] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9645] set_robust_list(0x5555712a26a0, 24 [pid 9644] <... set_robust_list resumed>) = 0 [pid 9643] <... openat resumed>) = 3 [pid 9641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9640] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9645 [pid 9645] <... set_robust_list resumed>) = 0 [pid 9644] rt_sigprocmask(SIG_SETMASK, [], [pid 9640] <... futex resumed>) = 0 [pid 9639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9646 attached [pid 9644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9643] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9646] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9644] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9643] <... futex resumed>) = 1 [pid 9642] <... futex resumed>) = 0 [pid 9639] <... mmap resumed>) = 0x7f42e822b000 [pid 9646] <... rseq resumed>) = 0 [pid 9645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9644] <... openat resumed>) = 3 [pid 9643] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9642] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] <... clone3 resumed> => {parent_tid=[9646]}, 88) = 9646 [pid 9639] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9646] set_robust_list(0x7f42e824b9a0, 24 [pid 9645] <... prctl resumed>) = 0 [pid 9644] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9642] <... futex resumed>) = 0 [pid 9641] rt_sigprocmask(SIG_SETMASK, [], [pid 9646] <... set_robust_list resumed>) = 0 [pid 9645] setpgid(0, 0 [pid 9644] <... futex resumed>) = 1 [pid 9643] dup(3 [pid 9642] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9640] <... futex resumed>) = 0 [pid 9639] <... mprotect resumed>) = 0 [pid 9646] rt_sigprocmask(SIG_SETMASK, [], [pid 9645] <... setpgid resumed>) = 0 [pid 9644] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9643] <... dup resumed>) = 4 [pid 9641] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9643] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] <... futex resumed>) = 0 [pid 9646] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9644] dup(3 [pid 9643] <... futex resumed>) = 1 [pid 9642] <... futex resumed>) = 0 [pid 9640] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9646] <... openat resumed>) = 3 [pid 9645] <... openat resumed>) = 3 [pid 9644] <... dup resumed>) = 4 [pid 9643] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9642] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] <... futex resumed>) = 0 [pid 9639] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9646] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] write(3, "1000", 4 [pid 9644] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9642] <... futex resumed>) = 0 [pid 9641] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9646] <... futex resumed>) = 0 [pid 9645] <... write resumed>) = 4 [pid 9644] <... futex resumed>) = 1 [pid 9642] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9640] <... futex resumed>) = 0 [pid 9639] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9646] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9645] close(3 [pid 9644] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9641] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9645] <... close resumed>) = 0 [pid 9641] <... futex resumed>) = 0 [pid 9640] <... futex resumed>) = 0 [pid 9644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program [pid 9646] dup(3 [pid 9645] write(1, "executing program\n", 18 [pid 9644] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9641] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9640] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9646] <... dup resumed>) = 4 [pid 9645] <... write resumed>) = 18 [pid 9646] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9646] <... futex resumed>) = 1 [pid 9645] <... futex resumed>) = 0 [pid 9641] <... futex resumed>) = 0 [pid 9639] <... clone3 resumed> => {parent_tid=[9647]}, 88) = 9647 [pid 9646] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9645] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9641] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9639] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9647 attached [pid 9646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9645] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9641] <... futex resumed>) = 0 [pid 9641] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9646] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9647] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9647] <... rseq resumed>) = 0 [pid 9639] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9647] set_robust_list(0x7f42e824b9a0, 24 [pid 9639] <... futex resumed>) = 0 [pid 9647] <... set_robust_list resumed>) = 0 [pid 9639] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9647] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9647] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9639] <... futex resumed>) = 0 [pid 9639] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9639] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9647] dup(3) = 4 [pid 9647] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9639] <... futex resumed>) = 0 [pid 9647] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9639] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9639] <... futex resumed>) = 0 [pid 9639] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9647] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9645] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9645] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9648 attached [pid 9648] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9648] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9648] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9645] <... clone3 resumed> => {parent_tid=[9648]}, 88) = 9648 [pid 9645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9645] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9648] <... futex resumed>) = 0 [pid 9645] <... futex resumed>) = 1 [pid 9648] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9645] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9648] <... openat resumed>) = 3 [pid 9648] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9645] <... futex resumed>) = 0 [pid 9648] dup(3 [pid 9645] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9648] <... dup resumed>) = 4 [pid 9645] <... futex resumed>) = 0 [pid 9648] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9648] <... futex resumed>) = 0 [pid 9645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9648] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9645] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9645] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9642] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9642] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9640] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9641] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9640] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9639] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9640] <... futex resumed>) = 0 [pid 9639] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9639] <... futex resumed>) = 0 [pid 9639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9639] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9639] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9649 attached => {parent_tid=[9649]}, 88) = 9649 [pid 9639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9639] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9649] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9639] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9650 attached [pid 9649] <... rseq resumed>) = 0 [pid 9641] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9640] <... mmap resumed>) = 0x7f42e820a000 [pid 9650] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9642] <... clone3 resumed> => {parent_tid=[9650]}, 88) = 9650 [pid 9641] <... futex resumed>) = 0 [pid 9640] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9642] rt_sigprocmask(SIG_SETMASK, [], [pid 9650] <... rseq resumed>) = 0 [pid 9642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9650] set_robust_list(0x7f42e822a9a0, 24 [pid 9642] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] <... mmap resumed>) = 0x7f42e820a000 [pid 9649] set_robust_list(0x7f42e822a9a0, 24 [pid 9640] <... mprotect resumed>) = 0 [pid 9649] <... set_robust_list resumed>) = 0 [pid 9640] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9649] rt_sigprocmask(SIG_SETMASK, [], [pid 9640] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9650] <... set_robust_list resumed>) = 0 [pid 9649] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9642] <... futex resumed>) = 0 [pid 9641] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9640] <... clone3 resumed> => {parent_tid=[9651]}, 88) = 9651 [pid 9640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9641] <... mprotect resumed>) = 0 [pid 9650] rt_sigprocmask(SIG_SETMASK, [], [pid 9642] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9641] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9650] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 9651 attached [pid 9649] <... madvise resumed>) = 0 [pid 9641] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9640] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9651] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9640] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9652 attached [pid 9652] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9652] set_robust_list(0x7f42e822a9a0, 24 [pid 9651] <... rseq resumed>) = 0 [pid 9641] <... clone3 resumed> => {parent_tid=[9652]}, 88) = 9652 [pid 9640] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9652] <... set_robust_list resumed>) = 0 [pid 9651] set_robust_list(0x7f42e822a9a0, 24 [pid 9641] rt_sigprocmask(SIG_SETMASK, [], [pid 9652] rt_sigprocmask(SIG_SETMASK, [], [pid 9651] <... set_robust_list resumed>) = 0 [pid 9641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9651] rt_sigprocmask(SIG_SETMASK, [], [pid 9650] <... madvise resumed>) = 0 [pid 9645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9652] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9645] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] <... futex resumed>) = 0 [pid 9652] <... futex resumed>) = 0 [pid 9641] <... futex resumed>) = 1 [pid 9645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9652] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9645] <... mmap resumed>) = 0x7f42e820a000 [pid 9651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9651] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9649] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9652] <... madvise resumed>) = 0 [pid 9649] <... futex resumed>) = 1 [pid 9639] <... futex resumed>) = 0 [pid 9649] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9639] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9639] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9652] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9650] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9641] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9652] <... futex resumed>) = 0 [pid 9650] <... futex resumed>) = 1 [pid 9645] <... mprotect resumed>) = 0 [pid 9642] <... futex resumed>) = 0 [pid 9641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9645] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9642] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9650] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9645] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9642] <... futex resumed>) = 0 [pid 9641] <... futex resumed>) = 0 [pid 9652] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9651] <... madvise resumed>) = 0 [pid 9651] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9642] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9641] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9651] <... futex resumed>) = 1 [pid 9640] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9653 attached [pid 9653] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9645] <... clone3 resumed> => {parent_tid=[9653]}, 88) = 9653 [pid 9653] <... rseq resumed>) = 0 [pid 9645] rt_sigprocmask(SIG_SETMASK, [], [pid 9653] set_robust_list(0x7f42e822a9a0, 24 [pid 9645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9653] <... set_robust_list resumed>) = 0 [pid 9645] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9653] rt_sigprocmask(SIG_SETMASK, [], [pid 9645] <... futex resumed>) = 0 [pid 9653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9645] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9653] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9651] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9640] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9640] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9649] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9649] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9639] <... futex resumed>) = 0 [pid 9649] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9650] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9652] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9651] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9652] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9651] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9652] <... futex resumed>) = 1 [pid 9651] <... futex resumed>) = 1 [pid 9650] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] <... futex resumed>) = 0 [pid 9640] <... futex resumed>) = 0 [pid 9653] <... madvise resumed>) = 0 [pid 9652] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9651] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9650] <... futex resumed>) = 1 [pid 9642] <... futex resumed>) = 0 [pid 9650] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9653] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9648] <... mmap resumed>) = 0x20000000 [pid 9647] <... mmap resumed>) = 0x20000000 [pid 9646] <... mmap resumed>) = 0x20000000 [pid 9645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9644] <... mmap resumed>) = 0x20000000 [pid 9643] <... mmap resumed>) = 0x20000000 [pid 9653] <... futex resumed>) = 0 [pid 9648] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9647] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9646] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9645] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9644] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9643] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9639] exit_group(0 [pid 9653] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9649] <... futex resumed>) = ? [pid 9648] <... futex resumed>) = 0 [pid 9647] <... futex resumed>) = ? [pid 9646] <... futex resumed>) = 0 [pid 9645] <... futex resumed>) = 0 [pid 9644] <... futex resumed>) = 0 [pid 9643] <... futex resumed>) = 0 [pid 9639] <... exit_group resumed>) = ? [pid 9649] +++ exited with 0 +++ [pid 9648] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9647] +++ exited with 0 +++ [pid 9646] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9645] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9644] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9643] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9642] exit_group(0 [pid 9648] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9642] <... exit_group resumed>) = ? [pid 9641] exit_group(0 [pid 9640] exit_group(0 [pid 9652] <... futex resumed>) = ? [pid 9648] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9641] <... exit_group resumed>) = ? [pid 9652] +++ exited with 0 +++ [pid 9651] <... futex resumed>) = ? [pid 9650] <... futex resumed>) = ? [pid 9648] <... futex resumed>) = 1 [pid 9646] <... futex resumed>) = ? [pid 9645] <... futex resumed>) = 0 [pid 9644] <... futex resumed>) = ? [pid 9643] <... futex resumed>) = ? [pid 9640] <... exit_group resumed>) = ? [pid 9651] +++ exited with 0 +++ [pid 9650] +++ exited with 0 +++ [pid 9648] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9645] exit_group(0 [pid 9653] <... futex resumed>) = ? [pid 9653] +++ exited with 0 +++ [pid 9648] <... futex resumed>) = ? [pid 9645] <... exit_group resumed>) = ? [pid 9648] +++ exited with 0 +++ [pid 9646] +++ exited with 0 +++ [pid 9641] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9641, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9645] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9645, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9644] +++ exited with 0 +++ [pid 9640] +++ exited with 0 +++ [pid 9639] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9639, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9640, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9654 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9655 attached [pid 9654] set_robust_list(0x5555712a26a0, 24 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9654 ./strace-static-x86_64: Process 9657 attached ./strace-static-x86_64: Process 9656 attached [pid 9655] set_robust_list(0x5555712a26a0, 24 [pid 9654] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9655 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9656 [pid 9657] set_robust_list(0x5555712a26a0, 24 [pid 9656] set_robust_list(0x5555712a26a0, 24 [pid 9655] <... set_robust_list resumed>) = 0 [pid 9654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9657] <... set_robust_list resumed>) = 0 [pid 9656] <... set_robust_list resumed>) = 0 [pid 9654] <... prctl resumed>) = 0 [pid 9656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9654] setpgid(0, 0 [pid 9657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9656] <... prctl resumed>) = 0 [pid 9655] <... prctl resumed>) = 0 [pid 9654] <... setpgid resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9657 [pid 9657] <... prctl resumed>) = 0 [pid 9656] setpgid(0, 0 [pid 9655] setpgid(0, 0 [pid 9654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9657] setpgid(0, 0 [pid 9656] <... setpgid resumed>) = 0 [pid 9655] <... setpgid resumed>) = 0 [pid 9654] <... openat resumed>) = 3 [pid 9654] write(3, "1000", 4) = 4 [pid 9654] close(3 [pid 9655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9654] <... close resumed>) = 0 [pid 9655] <... openat resumed>) = 3 [pid 9657] <... setpgid resumed>) = 0 [pid 9656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9654] write(1, "executing program\n", 18executing program [pid 9657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9654] <... write resumed>) = 18 [pid 9656] <... openat resumed>) = 3 [pid 9643] +++ exited with 0 +++ [pid 9654] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9642] +++ exited with 0 +++ [pid 9656] write(3, "1000", 4 [pid 9655] write(3, "1000", 4 [pid 9654] <... futex resumed>) = 0 [pid 9656] <... write resumed>) = 4 [pid 9657] <... openat resumed>) = 3 [pid 9654] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9656] close(3 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9642, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 9656] <... close resumed>) = 0 executing program [pid 9655] <... write resumed>) = 4 [pid 9657] write(3, "1000", 4 [pid 9654] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9657] <... write resumed>) = 4 [pid 9656] write(1, "executing program\n", 18 [pid 9654] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9657] close(3 [pid 9656] <... write resumed>) = 18 [pid 9655] close(3 [pid 9654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9657] <... close resumed>) = 0 [pid 9656] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] <... close resumed>) = 0 [pid 9654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9657] write(1, "executing program\n", 18 [pid 9656] <... futex resumed>) = 0 executing program executing program [pid 9655] write(1, "executing program\n", 18 [pid 9654] <... mmap resumed>) = 0x7f42e822b000 [pid 9657] <... write resumed>) = 18 [pid 9656] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9655] <... write resumed>) = 18 [pid 9654] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9657] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9656] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9655] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9654] <... mprotect resumed>) = 0 [pid 9657] <... futex resumed>) = 0 [pid 9656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9655] <... futex resumed>) = 0 [pid 9657] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9655] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9654] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9657] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9655] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9654] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9656] <... mmap resumed>) = 0x7f42e822b000 [pid 9654] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5838] <... restart_syscall resumed>) = 0 [pid 9657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9656] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9658 attached [pid 9657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9656] <... mprotect resumed>) = 0 [pid 9658] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9657] <... mmap resumed>) = 0x7f42e822b000 [pid 9656] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9654] <... clone3 resumed> => {parent_tid=[9658]}, 88) = 9658 [pid 9658] <... rseq resumed>) = 0 [pid 9657] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9656] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9654] rt_sigprocmask(SIG_SETMASK, [], [pid 9658] set_robust_list(0x7f42e824b9a0, 24 [pid 9656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9655] <... mmap resumed>) = 0x7f42e822b000 [pid 9654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9657] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9659 attached [pid 9658] <... set_robust_list resumed>) = 0 [pid 9655] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9660 attached [pid 9659] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9654] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9659] <... rseq resumed>) = 0 [pid 9658] rt_sigprocmask(SIG_SETMASK, [], [pid 9657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9656] <... clone3 resumed> => {parent_tid=[9659]}, 88) = 9659 [pid 9654] <... futex resumed>) = 0 [pid 9660] set_robust_list(0x5555712a26a0, 24 [pid 9659] set_robust_list(0x7f42e824b9a0, 24 [pid 9658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9656] rt_sigprocmask(SIG_SETMASK, [], [pid 9655] <... mprotect resumed>) = 0 [pid 9654] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9660] <... set_robust_list resumed>) = 0 [pid 9659] <... set_robust_list resumed>) = 0 [pid 9658] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9659] rt_sigprocmask(SIG_SETMASK, [], [pid 9657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9656] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9660 ./strace-static-x86_64: Process 9661 attached [pid 9660] <... prctl resumed>) = 0 [pid 9659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9658] <... openat resumed>) = 3 [pid 9656] <... futex resumed>) = 0 [pid 9655] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9660] setpgid(0, 0 [pid 9659] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9658] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9661] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9657] <... clone3 resumed> => {parent_tid=[9661]}, 88) = 9661 [pid 9656] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9661] <... rseq resumed>) = 0 [pid 9660] <... setpgid resumed>) = 0 [pid 9659] <... openat resumed>) = 3 [pid 9658] <... futex resumed>) = 1 [pid 9657] rt_sigprocmask(SIG_SETMASK, [], [pid 9654] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9662 attached [pid 9661] set_robust_list(0x7f42e824b9a0, 24 [pid 9660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9659] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9658] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9654] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9662] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9661] <... set_robust_list resumed>) = 0 [pid 9658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9657] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] <... clone3 resumed> => {parent_tid=[9662]}, 88) = 9662 [pid 9654] <... futex resumed>) = 0 [pid 9662] <... rseq resumed>) = 0 executing program [pid 9661] rt_sigprocmask(SIG_SETMASK, [], [pid 9660] <... openat resumed>) = 3 [pid 9659] <... futex resumed>) = 1 [pid 9658] dup(3 [pid 9657] <... futex resumed>) = 0 [pid 9656] <... futex resumed>) = 0 [pid 9655] rt_sigprocmask(SIG_SETMASK, [], [pid 9654] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9662] set_robust_list(0x7f42e824b9a0, 24 [pid 9661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9660] write(3, "1000", 4 [pid 9659] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9658] <... dup resumed>) = 4 [pid 9657] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9656] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9662] <... set_robust_list resumed>) = 0 [pid 9661] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9660] <... write resumed>) = 4 [pid 9659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9658] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9656] <... futex resumed>) = 0 [pid 9662] rt_sigprocmask(SIG_SETMASK, [], [pid 9661] <... openat resumed>) = 3 [pid 9660] close(3 [pid 9659] dup(3 [pid 9658] <... futex resumed>) = 1 [pid 9656] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9655] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9654] <... futex resumed>) = 0 [pid 9662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9661] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9660] <... close resumed>) = 0 [pid 9659] <... dup resumed>) = 4 [pid 9658] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9655] <... futex resumed>) = 0 [pid 9654] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9662] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9661] <... futex resumed>) = 1 [pid 9660] write(1, "executing program\n", 18 [pid 9659] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9657] <... futex resumed>) = 0 [pid 9655] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9654] <... futex resumed>) = 0 [pid 9662] <... openat resumed>) = 3 [pid 9661] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9660] <... write resumed>) = 18 [pid 9659] <... futex resumed>) = 1 [pid 9658] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9657] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9656] <... futex resumed>) = 0 [pid 9654] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9662] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9660] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9659] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9657] <... futex resumed>) = 0 [pid 9656] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9661] dup(3 [pid 9657] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9661] <... dup resumed>) = 4 [pid 9661] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9657] <... futex resumed>) = 0 [pid 9661] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9657] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9657] <... futex resumed>) = 0 [pid 9661] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9657] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9662] <... futex resumed>) = 1 [pid 9660] <... futex resumed>) = 0 [pid 9659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9656] <... futex resumed>) = 0 [pid 9662] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9660] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9659] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9656] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9660] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9655] <... futex resumed>) = 0 [pid 9655] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9655] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9660] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9662] <... futex resumed>) = 0 [pid 9660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9662] dup(3 [pid 9660] <... mmap resumed>) = 0x7f42e822b000 [pid 9662] <... dup resumed>) = 4 [pid 9660] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9662] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9660] <... mprotect resumed>) = 0 [pid 9662] <... futex resumed>) = 1 [pid 9660] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9655] <... futex resumed>) = 0 [pid 9662] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9660] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9655] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9655] <... futex resumed>) = 0 [pid 9660] <... clone3 resumed> => {parent_tid=[9663]}, 88) = 9663 [pid 9660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9660] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9660] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9663 attached [pid 9655] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9663] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9663] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9663] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9663] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9660] <... futex resumed>) = 0 [pid 9660] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9660] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9663] dup(3) = 4 [pid 9663] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9660] <... futex resumed>) = 0 [pid 9660] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9660] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9663] <... futex resumed>) = 1 [pid 9663] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9654] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9654] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9657] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9654] <... mprotect resumed>) = 0 [pid 9657] <... futex resumed>) = 0 [pid 9657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9654] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9654] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9664 attached [pid 9657] <... mmap resumed>) = 0x7f42e820a000 [pid 9656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9656] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9657] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9656] <... futex resumed>) = 0 [pid 9657] <... mprotect resumed>) = 0 [pid 9656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9654] <... clone3 resumed> => {parent_tid=[9664]}, 88) = 9664 [pid 9657] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9654] rt_sigprocmask(SIG_SETMASK, [], [pid 9657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9665 attached [pid 9654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9664] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9654] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9657] <... clone3 resumed> => {parent_tid=[9665]}, 88) = 9665 [pid 9656] <... mmap resumed>) = 0x7f42e820a000 [pid 9665] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9657] rt_sigprocmask(SIG_SETMASK, [], [pid 9665] <... rseq resumed>) = 0 [pid 9656] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9665] set_robust_list(0x7f42e822a9a0, 24 [pid 9657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9665] <... set_robust_list resumed>) = 0 [pid 9664] <... rseq resumed>) = 0 [pid 9657] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9656] <... mprotect resumed>) = 0 [pid 9654] <... futex resumed>) = 0 [pid 9665] rt_sigprocmask(SIG_SETMASK, [], [pid 9664] set_robust_list(0x7f42e822a9a0, 24 [pid 9657] <... futex resumed>) = 0 [pid 9654] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9664] <... set_robust_list resumed>) = 0 [pid 9657] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9656] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9665] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9664] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9665] <... madvise resumed>) = 0 [pid 9664] <... madvise resumed>) = 0 [pid 9656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9666 attached [pid 9660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9655] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9660] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9660] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9666] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9660] <... mprotect resumed>) = 0 [pid 9666] <... rseq resumed>) = 0 [pid 9660] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9667 attached [pid 9666] set_robust_list(0x7f42e822a9a0, 24 [pid 9655] <... futex resumed>) = 0 [pid 9656] <... clone3 resumed> => {parent_tid=[9666]}, 88) = 9666 [pid 9655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9656] rt_sigprocmask(SIG_SETMASK, [], [pid 9655] <... mmap resumed>) = 0x7f42e820a000 [pid 9656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9666] <... set_robust_list resumed>) = 0 [pid 9660] <... clone3 resumed> => {parent_tid=[9667]}, 88) = 9667 [pid 9667] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9666] rt_sigprocmask(SIG_SETMASK, [], [pid 9664] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9660] rt_sigprocmask(SIG_SETMASK, [], [pid 9656] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9667] <... rseq resumed>) = 0 [pid 9666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9664] <... futex resumed>) = 1 [pid 9660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9654] <... futex resumed>) = 0 [pid 9667] set_robust_list(0x7f42e822a9a0, 24 [pid 9666] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9665] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9664] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9660] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9656] <... futex resumed>) = 0 [pid 9655] <... mprotect resumed>) = 0 [pid 9654] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9667] <... set_robust_list resumed>) = 0 [pid 9666] <... madvise resumed>) = 0 [pid 9665] <... futex resumed>) = 1 [pid 9660] <... futex resumed>) = 0 [pid 9657] <... futex resumed>) = 0 [pid 9656] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9655] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9654] <... futex resumed>) = 0 [pid 9667] rt_sigprocmask(SIG_SETMASK, [], [pid 9664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9657] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9665] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9657] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9668 attached [pid 9667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9664] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9660] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9657] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9654] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9668] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9655] <... clone3 resumed> => {parent_tid=[9668]}, 88) = 9668 [pid 9668] <... rseq resumed>) = 0 [pid 9655] rt_sigprocmask(SIG_SETMASK, [], [pid 9668] set_robust_list(0x7f42e822a9a0, 24 [pid 9655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9668] <... set_robust_list resumed>) = 0 [pid 9655] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9668] rt_sigprocmask(SIG_SETMASK, [], [pid 9655] <... futex resumed>) = 0 [pid 9668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9655] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9668] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9667] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9666] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9656] <... futex resumed>) = 0 [pid 9666] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9656] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9656] <... futex resumed>) = 0 [pid 9666] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9656] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9668] <... madvise resumed>) = 0 [pid 9668] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9667] <... madvise resumed>) = 0 [pid 9666] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9665] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9664] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9655] <... futex resumed>) = 0 [pid 9666] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9664] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9666] <... futex resumed>) = 1 [pid 9664] <... futex resumed>) = 1 [pid 9656] <... futex resumed>) = 0 [pid 9655] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9654] <... futex resumed>) = 0 [pid 9668] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9666] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9664] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9655] <... futex resumed>) = 0 [pid 9667] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9665] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9655] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9668] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9667] <... futex resumed>) = 1 [pid 9665] <... futex resumed>) = 1 [pid 9660] <... futex resumed>) = 0 [pid 9657] <... futex resumed>) = 0 [pid 9668] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9667] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9665] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9660] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9668] <... futex resumed>) = 1 [pid 9667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9660] <... futex resumed>) = 0 [pid 9655] <... futex resumed>) = 0 [pid 9668] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9667] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9660] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9667] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9667] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9660] <... futex resumed>) = 0 [pid 9667] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9663] <... mmap resumed>) = 0x20000000 [pid 9661] <... mmap resumed>) = 0x20000000 [pid 9659] <... mmap resumed>) = 0x20000000 [pid 9662] <... mmap resumed>) = 0x20000000 [pid 9661] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9658] <... mmap resumed>) = 0x20000000 [pid 9659] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9662] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9659] <... futex resumed>) = 0 [pid 9657] exit_group(0 [pid 9656] exit_group(0 [pid 9666] <... futex resumed>) = ? [pid 9665] <... futex resumed>) = ? [pid 9663] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9662] <... futex resumed>) = 0 [pid 9661] <... futex resumed>) = ? [pid 9658] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9657] <... exit_group resumed>) = ? [pid 9656] <... exit_group resumed>) = ? [pid 9666] +++ exited with 0 +++ [pid 9665] +++ exited with 0 +++ [pid 9663] <... futex resumed>) = 0 [pid 9662] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9661] +++ exited with 0 +++ [pid 9660] exit_group(0 [pid 9659] +++ exited with 0 +++ [pid 9660] <... exit_group resumed>) = ? [pid 9655] exit_group(0 [pid 9654] exit_group(0 [pid 9658] <... futex resumed>) = 0 [pid 9667] <... futex resumed>) = ? [pid 9664] <... futex resumed>) = ? [pid 9654] <... exit_group resumed>) = ? [pid 9664] +++ exited with 0 +++ [pid 9663] +++ exited with 0 +++ [pid 9655] <... exit_group resumed>) = ? [pid 9662] <... futex resumed>) = ? [pid 9662] +++ exited with 0 +++ [pid 9656] +++ exited with 0 +++ [pid 9657] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9657, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9668] <... futex resumed>) = ? [pid 9667] +++ exited with 0 +++ [pid 9660] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9656, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9669 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9660, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- ./strace-static-x86_64: Process 9670 attached [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9670] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 9671 attached ) = 0 [pid 9669] set_robust_list(0x5555712a26a0, 24 [pid 9658] +++ exited with 0 +++ [pid 9654] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9669 [pid 9671] set_robust_list(0x5555712a26a0, 24 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9654, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9671] <... set_robust_list resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9671 [pid 9671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9672 attached [pid 9671] <... prctl resumed>) = 0 [pid 9671] setpgid(0, 0) = 0 [pid 9672] set_robust_list(0x5555712a26a0, 24 [pid 9671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9672] <... set_robust_list resumed>) = 0 [pid 9672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9671] <... openat resumed>) = 3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9672 [pid 9672] <... prctl resumed>) = 0 [pid 9672] setpgid(0, 0 [pid 9671] write(3, "1000", 4 [pid 9670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9669] <... set_robust_list resumed>) = 0 [pid 9668] +++ exited with 0 +++ [pid 9655] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9670 [pid 9670] <... prctl resumed>) = 0 [pid 9672] <... setpgid resumed>) = 0 [pid 9671] <... write resumed>) = 4 [pid 9670] setpgid(0, 0 [pid 9669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9655, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9671] close(3 [pid 9670] <... setpgid resumed>) = 0 [pid 9671] <... close resumed>) = 0 [pid 9670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 9669] <... prctl resumed>) = 0 [pid 9670] <... openat resumed>) = 3 [pid 9670] write(3, "1000", 4) = 4 [pid 9672] <... openat resumed>) = 3 [pid 9670] close(3 [pid 9671] write(1, "executing program\n", 18 [pid 9670] <... close resumed>) = 0 [pid 9672] write(3, "1000", 4 [pid 9671] <... write resumed>) = 18 [pid 9670] write(1, "executing program\n", 18 executing program [pid 9669] setpgid(0, 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9672] <... write resumed>) = 4 [pid 9671] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9670] <... write resumed>) = 18 [pid 9669] <... setpgid resumed>) = 0 [pid 9672] close(3 [pid 9671] <... futex resumed>) = 0 [pid 9670] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9670] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9670] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9670] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9673 attached [pid 9672] <... close resumed>) = 0 [pid 9671] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 9673] set_robust_list(0x5555712a26a0, 24 [pid 9672] write(1, "executing program\n", 18 [pid 9671] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9670] <... mprotect resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9673 [pid 9673] <... set_robust_list resumed>) = 0 [pid 9672] <... write resumed>) = 18 [pid 9671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9670] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9669] <... openat resumed>) = 3 [pid 9673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9672] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9673] <... prctl resumed>) = 0 [pid 9671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9670] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9669] write(3, "1000", 4 [pid 9671] <... mmap resumed>) = 0x7f42e822b000 [pid 9673] setpgid(0, 0 [pid 9672] <... futex resumed>) = 0 [pid 9670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9669] <... write resumed>) = 4 [pid 9671] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9673] <... setpgid resumed>) = 0 [pid 9672] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9669] close(3./strace-static-x86_64: Process 9674 attached [pid 9673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9672] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9671] <... mprotect resumed>) = 0 [pid 9670] <... clone3 resumed> => {parent_tid=[9674]}, 88) = 9674 [pid 9669] <... close resumed>) = 0 [pid 9674] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9673] <... openat resumed>) = 3 [pid 9672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9670] rt_sigprocmask(SIG_SETMASK, [], [pid 9669] write(1, "executing program\n", 18 [pid 9674] <... rseq resumed>) = 0 executing program [pid 9671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9674] set_robust_list(0x7f42e824b9a0, 24 [pid 9671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9674] <... set_robust_list resumed>) = 0 [pid 9673] write(3, "1000", 4 [pid 9672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9669] <... write resumed>) = 18 ./strace-static-x86_64: Process 9675 attached [pid 9674] rt_sigprocmask(SIG_SETMASK, [], [pid 9673] <... write resumed>) = 4 [pid 9672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9670] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9669] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9675] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9673] close(3 [pid 9672] <... mmap resumed>) = 0x7f42e822b000 [pid 9671] <... clone3 resumed> => {parent_tid=[9675]}, 88) = 9675 [pid 9670] <... futex resumed>) = 0 [pid 9669] <... futex resumed>) = 0 [pid 9675] <... rseq resumed>) = 0 [pid 9674] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9673] <... close resumed>) = 0 [pid 9672] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9671] rt_sigprocmask(SIG_SETMASK, [], [pid 9670] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9669] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9675] set_robust_list(0x7f42e824b9a0, 24 executing program [pid 9674] <... openat resumed>) = 3 [pid 9673] write(1, "executing program\n", 18 [pid 9672] <... mprotect resumed>) = 0 [pid 9671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9669] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9675] <... set_robust_list resumed>) = 0 [pid 9673] <... write resumed>) = 18 [pid 9672] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9675] rt_sigprocmask(SIG_SETMASK, [], [pid 9674] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9673] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9671] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9674] <... futex resumed>) = 1 [pid 9671] <... futex resumed>) = 0 [pid 9670] <... futex resumed>) = 0 [pid 9675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9673] <... futex resumed>) = 0 [pid 9672] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9670] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9675] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9674] dup(3 [pid 9673] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9671] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9670] <... futex resumed>) = 0 [pid 9669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9676 attached [pid 9675] <... openat resumed>) = 3 [pid 9674] <... dup resumed>) = 4 [pid 9673] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9670] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9669] <... mmap resumed>) = 0x7f42e822b000 [pid 9676] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9675] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9676] <... rseq resumed>) = 0 [pid 9675] <... futex resumed>) = 1 [pid 9674] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9672] <... clone3 resumed> => {parent_tid=[9676]}, 88) = 9676 [pid 9671] <... futex resumed>) = 0 [pid 9669] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9676] set_robust_list(0x7f42e824b9a0, 24 [pid 9675] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9674] <... futex resumed>) = 1 [pid 9673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9672] rt_sigprocmask(SIG_SETMASK, [], [pid 9671] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9670] <... futex resumed>) = 0 [pid 9669] <... mprotect resumed>) = 0 [pid 9675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9673] <... mmap resumed>) = 0x7f42e822b000 [pid 9672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9676] <... set_robust_list resumed>) = 0 [pid 9675] dup(3 [pid 9674] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9672] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9671] <... futex resumed>) = 0 [pid 9670] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9676] rt_sigprocmask(SIG_SETMASK, [], [pid 9675] <... dup resumed>) = 4 [pid 9674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9673] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9672] <... futex resumed>) = 0 [pid 9671] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9670] <... futex resumed>) = 0 [pid 9669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9675] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9674] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9673] <... mprotect resumed>) = 0 [pid 9672] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9670] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9677 attached [pid 9676] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9675] <... futex resumed>) = 0 [pid 9671] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9677] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9675] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9673] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9671] <... futex resumed>) = 0 [pid 9671] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9676] <... openat resumed>) = 3 [pid 9669] <... clone3 resumed> => {parent_tid=[9677]}, 88) = 9677 [pid 9673] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9669] rt_sigprocmask(SIG_SETMASK, [], [pid 9677] <... rseq resumed>) = 0 [pid 9676] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9676] <... futex resumed>) = 1 [pid 9669] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9676] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9673] <... clone3 resumed> => {parent_tid=[9678]}, 88) = 9678 [pid 9669] <... futex resumed>) = 0 [pid 9673] rt_sigprocmask(SIG_SETMASK, [], [pid 9672] <... futex resumed>) = 0 [pid 9669] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9677] set_robust_list(0x7f42e824b9a0, 24 [pid 9673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9672] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9677] <... set_robust_list resumed>) = 0 [pid 9676] <... futex resumed>) = 0 [pid 9673] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9672] <... futex resumed>) = 1 [pid 9677] rt_sigprocmask(SIG_SETMASK, [], [pid 9676] dup(3 [pid 9673] <... futex resumed>) = 0 [pid 9672] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9678 attached [pid 9677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9676] <... dup resumed>) = 4 [pid 9673] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9677] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9676] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9672] <... futex resumed>) = 0 [pid 9677] <... openat resumed>) = 3 [pid 9676] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9672] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9672] <... futex resumed>) = 0 [pid 9677] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9676] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9672] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9678] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9677] <... futex resumed>) = 1 [pid 9669] <... futex resumed>) = 0 [pid 9678] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9669] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9678] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9669] <... futex resumed>) = 0 [pid 9678] <... openat resumed>) = 3 [pid 9669] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9678] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9677] dup(3 [pid 9678] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9677] <... dup resumed>) = 4 [pid 9673] <... futex resumed>) = 0 [pid 9677] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9673] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9669] <... futex resumed>) = 0 [pid 9678] <... futex resumed>) = 0 [pid 9673] <... futex resumed>) = 1 [pid 9669] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9678] dup(3 [pid 9673] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9678] <... dup resumed>) = 4 [pid 9669] <... futex resumed>) = 0 [pid 9678] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9669] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9678] <... futex resumed>) = 1 [pid 9673] <... futex resumed>) = 0 [pid 9678] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9673] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9673] <... futex resumed>) = 0 [pid 9678] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9677] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9673] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9670] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9670] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9670] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9670] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9670] <... clone3 resumed> => {parent_tid=[9679]}, 88) = 9679 ./strace-static-x86_64: Process 9679 attached [pid 9670] rt_sigprocmask(SIG_SETMASK, [], [pid 9671] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9679] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9679] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9679] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9671] <... mmap resumed>) = 0x7f42e820a000 [pid 9670] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9679] <... futex resumed>) = 0 [pid 9671] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9670] <... futex resumed>) = 1 [pid 9679] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9671] <... mprotect resumed>) = 0 [pid 9670] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9680 attached => {parent_tid=[9680]}, 88) = 9680 [pid 9679] <... madvise resumed>) = 0 [pid 9671] rt_sigprocmask(SIG_SETMASK, [], [pid 9680] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9680] <... rseq resumed>) = 0 [pid 9680] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9671] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9680] rt_sigprocmask(SIG_SETMASK, [], [pid 9672] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9672] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9680] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9672] <... futex resumed>) = 0 [pid 9671] <... futex resumed>) = 0 [pid 9669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9671] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9669] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9672] <... mmap resumed>) = 0x7f42e820a000 [pid 9669] <... futex resumed>) = 0 [pid 9672] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9673] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9672] <... mprotect resumed>) = 0 [pid 9669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9673] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9672] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9669] <... mmap resumed>) = 0x7f42e820a000 [pid 9673] <... futex resumed>) = 0 [pid 9672] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9669] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9679] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9669] <... mprotect resumed>) = 0 [pid 9679] <... futex resumed>) = 1 [pid 9670] <... futex resumed>) = 0 [pid 9669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9679] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9672] <... clone3 resumed> => {parent_tid=[9681]}, 88) = 9681 [pid 9669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9672] rt_sigprocmask(SIG_SETMASK, [], [pid 9669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9682 attached [pid 9672] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9681 attached [pid 9680] <... madvise resumed>) = 0 [pid 9672] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9682] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9680] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9672] <... futex resumed>) = 0 [pid 9669] <... clone3 resumed> => {parent_tid=[9682]}, 88) = 9682 [pid 9682] <... rseq resumed>) = 0 [pid 9680] <... futex resumed>) = 1 [pid 9672] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9669] rt_sigprocmask(SIG_SETMASK, [], [pid 9682] set_robust_list(0x7f42e822a9a0, 24 [pid 9680] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9682] <... set_robust_list resumed>) = 0 [pid 9682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9682] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9669] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9669] <... futex resumed>) = 0 [pid 9682] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9669] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9681] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9671] <... futex resumed>) = 0 [pid 9670] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9681] <... rseq resumed>) = 0 [pid 9681] set_robust_list(0x7f42e822a9a0, 24 [pid 9679] <... futex resumed>) = 0 [pid 9673] <... mmap resumed>) = 0x7f42e820a000 [pid 9671] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9670] <... futex resumed>) = 1 [pid 9679] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9671] <... futex resumed>) = 1 [pid 9681] <... set_robust_list resumed>) = 0 [pid 9680] <... futex resumed>) = 0 [pid 9673] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9670] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9681] rt_sigprocmask(SIG_SETMASK, [], [pid 9680] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9673] <... mprotect resumed>) = 0 [pid 9671] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9673] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9681] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9673] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9682] <... madvise resumed>) = 0 [pid 9681] <... madvise resumed>) = 0 [pid 9673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9681] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9672] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9683 attached [pid 9681] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9672] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9683] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9682] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9673] <... clone3 resumed> => {parent_tid=[9683]}, 88) = 9683 [pid 9672] <... futex resumed>) = 0 [pid 9683] <... rseq resumed>) = 0 [pid 9682] <... futex resumed>) = 1 [pid 9681] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9673] rt_sigprocmask(SIG_SETMASK, [], [pid 9672] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9669] <... futex resumed>) = 0 [pid 9683] set_robust_list(0x7f42e822a9a0, 24 [pid 9682] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9669] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9683] <... set_robust_list resumed>) = 0 [pid 9682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9673] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9669] <... futex resumed>) = 0 [pid 9683] rt_sigprocmask(SIG_SETMASK, [], [pid 9682] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9673] <... futex resumed>) = 0 [pid 9669] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9673] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9683] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9679] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9683] <... madvise resumed>) = 0 [pid 9682] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9681] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9680] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9679] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9670] <... futex resumed>) = 0 [pid 9679] <... futex resumed>) = 1 [pid 9679] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9683] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9683] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9673] <... futex resumed>) = 0 [pid 9673] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9683] <... futex resumed>) = 0 [pid 9673] <... futex resumed>) = 1 [pid 9683] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9673] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9682] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9681] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9680] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9682] <... futex resumed>) = 1 [pid 9681] <... futex resumed>) = 1 [pid 9680] <... futex resumed>) = 1 [pid 9672] <... futex resumed>) = 0 [pid 9671] <... futex resumed>) = 0 [pid 9669] <... futex resumed>) = 0 [pid 9683] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9681] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9680] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9683] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9683] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9673] <... futex resumed>) = 0 [pid 9682] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9676] <... mmap resumed>) = 0x20000000 [pid 9675] <... mmap resumed>) = 0x20000000 [pid 9678] <... mmap resumed>) = 0x20000000 [pid 9675] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9678] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9677] <... mmap resumed>) = 0x20000000 [pid 9676] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9675] <... futex resumed>) = 0 [pid 9674] <... mmap resumed>) = 0x20000000 [pid 9678] <... futex resumed>) = 0 [pid 9678] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9677] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9676] <... futex resumed>) = 0 [pid 9675] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9674] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9673] exit_group(0 [pid 9672] exit_group(0 [pid 9671] exit_group(0 [pid 9669] exit_group(0 [pid 9683] <... futex resumed>) = ? [pid 9681] <... futex resumed>) = ? [pid 9678] <... futex resumed>) = ? [pid 9677] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 9674] <... futex resumed>) = 0 [pid 9673] <... exit_group resumed>) = ? [pid 9672] <... exit_group resumed>) = ? [pid 9682] <... futex resumed>) = ? [pid 9683] +++ exited with 0 +++ [pid 9682] +++ exited with 0 +++ [pid 9681] +++ exited with 0 +++ [pid 9680] <... futex resumed>) = ? [pid 9678] +++ exited with 0 +++ [pid 9677] +++ exited with 0 +++ [pid 9676] +++ exited with 0 +++ [pid 9675] <... futex resumed>) = ? [pid 9674] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9671] <... exit_group resumed>) = ? [pid 9669] <... exit_group resumed>) = ? [pid 9680] +++ exited with 0 +++ [pid 9673] +++ exited with 0 +++ [pid 9670] exit_group(0 [pid 9679] <... futex resumed>) = ? [pid 9674] <... futex resumed>) = ? [pid 9672] +++ exited with 0 +++ [pid 9670] <... exit_group resumed>) = ? [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9673, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9679] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9672, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9675] +++ exited with 0 +++ [pid 9671] +++ exited with 0 +++ [pid 9669] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9671, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9669, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 9674] +++ exited with 0 +++ [pid 9670] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9670, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9684 attached ./strace-static-x86_64: Process 9686 attached ./strace-static-x86_64: Process 9685 attached [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9684 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9685 ./strace-static-x86_64: Process 9687 attached [pid 9684] set_robust_list(0x5555712a26a0, 24 [pid 9686] set_robust_list(0x5555712a26a0, 24 [pid 9685] set_robust_list(0x5555712a26a0, 24 [pid 9684] <... set_robust_list resumed>) = 0 [pid 9686] <... set_robust_list resumed>) = 0 [pid 9685] <... set_robust_list resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9686 ./strace-static-x86_64: Process 9688 attached [pid 9687] set_robust_list(0x5555712a26a0, 24 [pid 9684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9688] set_robust_list(0x5555712a26a0, 24 [pid 9687] <... set_robust_list resumed>) = 0 [pid 9684] <... prctl resumed>) = 0 [pid 9686] <... prctl resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9687 [pid 9688] <... set_robust_list resumed>) = 0 [pid 9687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9688 [pid 9688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9687] <... prctl resumed>) = 0 [pid 9684] setpgid(0, 0 [pid 9686] setpgid(0, 0 [pid 9685] <... prctl resumed>) = 0 [pid 9688] <... prctl resumed>) = 0 [pid 9687] setpgid(0, 0 [pid 9684] <... setpgid resumed>) = 0 [pid 9686] <... setpgid resumed>) = 0 [pid 9685] setpgid(0, 0 [pid 9688] setpgid(0, 0 [pid 9687] <... setpgid resumed>) = 0 [pid 9684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9688] <... setpgid resumed>) = 0 [pid 9687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9685] <... setpgid resumed>) = 0 [pid 9688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9687] <... openat resumed>) = 3 [pid 9684] <... openat resumed>) = 3 [pid 9688] write(3, "1000", 4 [pid 9687] write(3, "1000", 4 [pid 9684] write(3, "1000", 4 [pid 9686] <... openat resumed>) = 3 [pid 9685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9684] <... write resumed>) = 4 [pid 9688] <... write resumed>) = 4 [pid 9687] <... write resumed>) = 4 [pid 9686] write(3, "1000", 4 [pid 9688] close(3 [pid 9687] close(3 [pid 9686] <... write resumed>) = 4 [pid 9688] <... close resumed>) = 0 [pid 9687] <... close resumed>) = 0 [pid 9686] close(3 [pid 9688] write(1, "executing program\n", 18executing program executing program [pid 9687] write(1, "executing program\n", 18 [pid 9686] <... close resumed>) = 0 [pid 9688] <... write resumed>) = 18 executing program [pid 9687] <... write resumed>) = 18 [pid 9686] write(1, "executing program\n", 18 [pid 9688] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9687] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9686] <... write resumed>) = 18 [pid 9688] <... futex resumed>) = 0 [pid 9687] <... futex resumed>) = 0 [pid 9686] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9688] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9687] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9686] <... futex resumed>) = 0 [pid 9688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9687] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9686] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9686] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9688] <... mmap resumed>) = 0x7f42e822b000 [pid 9687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9688] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9687] <... mmap resumed>) = 0x7f42e822b000 [pid 9686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9688] <... mprotect resumed>) = 0 [pid 9687] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9687] <... mprotect resumed>) = 0 [pid 9686] <... mmap resumed>) = 0x7f42e822b000 [pid 9684] close(3 [pid 9688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9684] <... close resumed>) = 0 [pid 9686] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9685] <... openat resumed>) = 3 executing program [pid 9684] write(1, "executing program\n", 18 [pid 9685] write(3, "1000", 4 [pid 9684] <... write resumed>) = 18 [pid 9685] <... write resumed>) = 4 [pid 9684] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] close(3 [pid 9684] <... futex resumed>) = 0 [pid 9688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9684] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9686] <... mprotect resumed>) = 0 [pid 9685] <... close resumed>) = 0 ./strace-static-x86_64: Process 9689 attached [pid 9687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9684] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9686] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9690 attached [pid 9689] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9688] <... clone3 resumed> => {parent_tid=[9689]}, 88) = 9689 executing program [pid 9684] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9686] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9685] write(1, "executing program\n", 18 [pid 9690] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9689] <... rseq resumed>) = 0 [pid 9688] rt_sigprocmask(SIG_SETMASK, [], [pid 9687] <... clone3 resumed> => {parent_tid=[9690]}, 88) = 9690 [pid 9684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9685] <... write resumed>) = 18 [pid 9690] <... rseq resumed>) = 0 [pid 9689] set_robust_list(0x7f42e824b9a0, 24 [pid 9688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9687] rt_sigprocmask(SIG_SETMASK, [], [pid 9684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9690] set_robust_list(0x7f42e824b9a0, 24 [pid 9689] <... set_robust_list resumed>) = 0 [pid 9688] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9685] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9691 attached [pid 9690] <... set_robust_list resumed>) = 0 [pid 9689] rt_sigprocmask(SIG_SETMASK, [], [pid 9688] <... futex resumed>) = 0 [pid 9687] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9684] <... mmap resumed>) = 0x7f42e822b000 [pid 9686] <... clone3 resumed> => {parent_tid=[9691]}, 88) = 9691 [pid 9685] <... futex resumed>) = 0 [pid 9691] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9690] rt_sigprocmask(SIG_SETMASK, [], [pid 9689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9688] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9687] <... futex resumed>) = 0 [pid 9684] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9686] rt_sigprocmask(SIG_SETMASK, [], [pid 9685] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9691] <... rseq resumed>) = 0 [pid 9690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9689] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9687] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9684] <... mprotect resumed>) = 0 [pid 9686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9685] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9691] set_robust_list(0x7f42e824b9a0, 24 [pid 9686] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9691] <... set_robust_list resumed>) = 0 [pid 9690] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9684] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9686] <... futex resumed>) = 0 [pid 9685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9691] rt_sigprocmask(SIG_SETMASK, [], [pid 9684] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9690] <... openat resumed>) = 3 [pid 9684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9689] <... openat resumed>) = 3 [pid 9686] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] <... mmap resumed>) = 0x7f42e822b000 [pid 9689] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9689] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9692 attached [pid 9689] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9688] <... futex resumed>) = 0 [pid 9685] <... mprotect resumed>) = 0 [pid 9692] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9691] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9690] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9688] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9692] <... rseq resumed>) = 0 [pid 9690] <... futex resumed>) = 1 [pid 9689] <... futex resumed>) = 0 [pid 9691] <... openat resumed>) = 3 [pid 9688] <... futex resumed>) = 1 [pid 9687] <... futex resumed>) = 0 [pid 9684] <... clone3 resumed> => {parent_tid=[9692]}, 88) = 9692 [pid 9685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9692] set_robust_list(0x7f42e824b9a0, 24 [pid 9691] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9690] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9689] dup(3 [pid 9688] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9687] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9684] rt_sigprocmask(SIG_SETMASK, [], [pid 9685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9692] <... set_robust_list resumed>) = 0 [pid 9691] <... futex resumed>) = 1 [pid 9690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9689] <... dup resumed>) = 4 [pid 9687] <... futex resumed>) = 0 [pid 9686] <... futex resumed>) = 0 [pid 9685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9692] rt_sigprocmask(SIG_SETMASK, [], [pid 9691] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9690] dup(3 [pid 9689] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9687] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9686] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9693 attached [pid 9692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9690] <... dup resumed>) = 4 [pid 9689] <... futex resumed>) = 1 [pid 9688] <... futex resumed>) = 0 [pid 9684] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9686] <... futex resumed>) = 0 [pid 9693] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9692] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9691] dup(3 [pid 9690] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9689] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9688] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9684] <... futex resumed>) = 0 [pid 9686] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9693] <... rseq resumed>) = 0 [pid 9692] <... openat resumed>) = 3 [pid 9691] <... dup resumed>) = 4 [pid 9690] <... futex resumed>) = 1 [pid 9689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9688] <... futex resumed>) = 0 [pid 9687] <... futex resumed>) = 0 [pid 9684] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] <... clone3 resumed> => {parent_tid=[9693]}, 88) = 9693 [pid 9693] set_robust_list(0x7f42e824b9a0, 24 [pid 9692] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9691] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9690] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9689] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9688] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9687] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9693] <... set_robust_list resumed>) = 0 [pid 9692] <... futex resumed>) = 0 [pid 9691] <... futex resumed>) = 1 [pid 9690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9687] <... futex resumed>) = 0 [pid 9684] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9686] <... futex resumed>) = 0 [pid 9685] rt_sigprocmask(SIG_SETMASK, [], [pid 9693] rt_sigprocmask(SIG_SETMASK, [], [pid 9692] dup(3 [pid 9691] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9690] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9687] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9684] <... futex resumed>) = 0 [pid 9686] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9692] <... dup resumed>) = 4 [pid 9686] <... futex resumed>) = 0 [pid 9693] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9692] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9686] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9692] <... futex resumed>) = 0 [pid 9692] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9684] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9691] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9685] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9693] <... futex resumed>) = 0 [pid 9684] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] <... futex resumed>) = 1 [pid 9693] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9692] <... futex resumed>) = 0 [pid 9684] <... futex resumed>) = 1 [pid 9685] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9693] <... openat resumed>) = 3 [pid 9692] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9684] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9693] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9685] <... futex resumed>) = 0 [pid 9685] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9693] dup(3 [pid 9685] <... futex resumed>) = 0 [pid 9693] <... dup resumed>) = 4 [pid 9685] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9693] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9693] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9685] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9693] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9685] <... futex resumed>) = 0 [pid 9685] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9688] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9687] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9688] <... mmap resumed>) = 0x7f42e820a000 [pid 9686] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9688] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9688] <... mprotect resumed>) = 0 [pid 9686] <... mmap resumed>) = 0x7f42e820a000 [pid 9688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9686] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9684] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9684] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9684] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9686] <... mprotect resumed>) = 0 [pid 9684] <... mprotect resumed>) = 0 [pid 9686] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9694 attached [pid 9684] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9686] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9694] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9688] <... clone3 resumed> => {parent_tid=[9694]}, 88) = 9694 [pid 9687] <... mmap resumed>) = 0x7f42e820a000 [pid 9684] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9694] <... rseq resumed>) = 0 [pid 9687] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9685] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9696 attached ./strace-static-x86_64: Process 9695 attached [pid 9694] set_robust_list(0x7f42e822a9a0, 24 [pid 9688] rt_sigprocmask(SIG_SETMASK, [], [pid 9687] <... mprotect resumed>) = 0 [pid 9685] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9696] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9694] <... set_robust_list resumed>) = 0 [pid 9688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9684] <... clone3 resumed> => {parent_tid=[9696]}, 88) = 9696 [pid 9686] <... clone3 resumed> => {parent_tid=[9695]}, 88) = 9695 [pid 9685] <... futex resumed>) = 0 [pid 9696] <... rseq resumed>) = 0 [pid 9695] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9694] rt_sigprocmask(SIG_SETMASK, [], [pid 9688] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9684] rt_sigprocmask(SIG_SETMASK, [], [pid 9686] rt_sigprocmask(SIG_SETMASK, [], [pid 9685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9696] set_robust_list(0x7f42e822a9a0, 24 [pid 9695] <... rseq resumed>) = 0 [pid 9694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9688] <... futex resumed>) = 0 [pid 9687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9685] <... mmap resumed>) = 0x7f42e820a000 [pid 9696] <... set_robust_list resumed>) = 0 [pid 9695] set_robust_list(0x7f42e822a9a0, 24 [pid 9694] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9688] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9684] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9686] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9697 attached [pid 9696] rt_sigprocmask(SIG_SETMASK, [], [pid 9695] <... set_robust_list resumed>) = 0 [pid 9694] <... madvise resumed>) = 0 [pid 9685] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9695] rt_sigprocmask(SIG_SETMASK, [], [pid 9686] <... futex resumed>) = 0 [pid 9697] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9696] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9697] <... rseq resumed>) = 0 [pid 9695] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9697] set_robust_list(0x7f42e822a9a0, 24 [pid 9695] <... madvise resumed>) = 0 [pid 9697] <... set_robust_list resumed>) = 0 [pid 9697] rt_sigprocmask(SIG_SETMASK, [], [pid 9687] <... clone3 resumed> => {parent_tid=[9697]}, 88) = 9697 [pid 9684] <... futex resumed>) = 0 [pid 9686] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] <... mprotect resumed>) = 0 [pid 9687] rt_sigprocmask(SIG_SETMASK, [], [pid 9697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9697] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9684] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9687] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9697] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9687] <... futex resumed>) = 0 [pid 9685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9687] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9698 attached [pid 9696] <... madvise resumed>) = 0 [pid 9694] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9698] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9696] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] <... clone3 resumed> => {parent_tid=[9698]}, 88) = 9698 [pid 9696] <... futex resumed>) = 1 [pid 9684] <... futex resumed>) = 0 [pid 9696] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9685] rt_sigprocmask(SIG_SETMASK, [], [pid 9684] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9684] <... futex resumed>) = 0 [pid 9685] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9696] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9684] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9685] <... futex resumed>) = 0 [pid 9698] <... rseq resumed>) = 0 [pid 9697] <... madvise resumed>) = 0 [pid 9695] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9694] <... futex resumed>) = 1 [pid 9688] <... futex resumed>) = 0 [pid 9685] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9698] set_robust_list(0x7f42e822a9a0, 24 [pid 9695] <... futex resumed>) = 1 [pid 9698] <... set_robust_list resumed>) = 0 [pid 9695] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9694] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9698] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9686] <... futex resumed>) = 0 [pid 9686] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9688] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9695] <... futex resumed>) = 0 [pid 9694] <... futex resumed>) = 0 [pid 9688] <... futex resumed>) = 1 [pid 9686] <... futex resumed>) = 1 [pid 9695] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9694] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9688] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9686] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9697] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9687] <... futex resumed>) = 0 [pid 9697] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9687] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9687] <... futex resumed>) = 0 [pid 9697] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9687] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9697] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9696] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9695] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9694] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9697] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9695] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9697] <... futex resumed>) = 1 [pid 9694] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9687] <... futex resumed>) = 0 [pid 9686] <... futex resumed>) = 0 [pid 9697] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9696] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9695] <... futex resumed>) = 1 [pid 9694] <... futex resumed>) = 1 [pid 9688] <... futex resumed>) = 0 [pid 9695] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9694] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9696] <... futex resumed>) = 1 [pid 9684] <... futex resumed>) = 0 [pid 9696] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9685] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9685] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9698] <... madvise resumed>) = 0 [pid 9685] <... mmap resumed>) = 0x7f42e81e9000 [pid 9685] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9698] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9693] <... mmap resumed>) = 0x20000000 [pid 9692] <... mmap resumed>) = 0x20000000 [pid 9690] <... mmap resumed>) = 0x20000000 [pid 9689] <... mmap resumed>) = 0x20000000 [pid 9685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9698] <... futex resumed>) = 0 [pid 9692] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9691] <... mmap resumed>) = 0x20000000 [pid 9685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9698] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9692] <... futex resumed>) = 0 [pid 9691] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9693] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9692] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9691] <... futex resumed>) = 0 [pid 9689] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9690] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0} [pid 9693] <... futex resumed>) = 0 [pid 9691] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9690] <... futex resumed>) = 0 [pid 9689] <... futex resumed>) = 0 [pid 9688] exit_group(0 [pid 9687] exit_group(0 [pid 9684] exit_group(0./strace-static-x86_64: Process 9699 attached [pid 9697] <... futex resumed>) = ? [pid 9696] <... futex resumed>) = ? [pid 9694] <... futex resumed>) = ? [pid 9693] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9692] <... futex resumed>) = ? [pid 9688] <... exit_group resumed>) = ? [pid 9687] <... exit_group resumed>) = ? [pid 9684] <... exit_group resumed>) = ? [pid 9686] exit_group(0 [pid 9699] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 9697] +++ exited with 0 +++ [pid 9696] +++ exited with 0 +++ [pid 9695] <... futex resumed>) = ? [pid 9694] +++ exited with 0 +++ [pid 9692] +++ exited with 0 +++ [pid 9691] <... futex resumed>) = ? [pid 9690] +++ exited with 0 +++ [pid 9689] +++ exited with 0 +++ [pid 9686] <... exit_group resumed>) = ? [pid 9685] <... clone3 resumed> => {parent_tid=[9699]}, 88) = 9699 [pid 9695] +++ exited with 0 +++ [pid 9685] rt_sigprocmask(SIG_SETMASK, [], [pid 9699] <... rseq resumed>) = 0 [pid 9685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9699] set_robust_list(0x7f42e82099a0, 24 [pid 9685] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 9699] <... set_robust_list resumed>) = 0 [pid 9685] <... futex resumed>) = 0 [pid 9699] rt_sigprocmask(SIG_SETMASK, [], [pid 9685] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9699] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9699] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9691] +++ exited with 0 +++ [pid 9684] +++ exited with 0 +++ [pid 9686] +++ exited with 0 +++ [pid 9685] <... futex resumed>) = 0 [pid 9699] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9687] +++ exited with 0 +++ [pid 9685] exit_group(0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9684, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9686, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9699] <... futex resumed>) = ? [pid 9698] <... futex resumed>) = ? [pid 9693] <... futex resumed>) = ? [pid 9685] <... exit_group resumed>) = ? [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9687, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9699] +++ exited with 0 +++ [pid 9698] +++ exited with 0 +++ [pid 9693] +++ exited with 0 +++ [pid 9688] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9688, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9700 attached [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9701 attached [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9700 ./strace-static-x86_64: Process 9702 attached [pid 9701] set_robust_list(0x5555712a26a0, 24 [pid 9700] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9701 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9702 [pid 9701] <... set_robust_list resumed>) = 0 [pid 9701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9700] <... set_robust_list resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9701] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 9703 attached [pid 9702] set_robust_list(0x5555712a26a0, 24 [pid 9700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9700] setpgid(0, 0 [pid 9702] <... set_robust_list resumed>) = 0 [pid 9701] setpgid(0, 0 [pid 9703] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9701] <... setpgid resumed>) = 0 [pid 9703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9700] <... setpgid resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9703 [pid 9701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9700] write(3, "1000", 4 [pid 9703] <... prctl resumed>) = 0 [pid 9702] <... prctl resumed>) = 0 [pid 9701] <... openat resumed>) = 3 [pid 9685] +++ exited with 0 +++ [pid 9700] <... write resumed>) = 4 [pid 9703] setpgid(0, 0 [pid 9701] write(3, "1000", 4 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9685, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9702] setpgid(0, 0 [pid 9703] <... setpgid resumed>) = 0 [pid 9701] <... write resumed>) = 4 [pid 9700] close(3 [pid 9702] <... setpgid resumed>) = 0 [pid 9703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9701] close(3executing program [pid 9700] <... close resumed>) = 0 [pid 9700] write(1, "executing program\n", 18) = 18 [pid 9703] <... openat resumed>) = 3 [pid 9702] <... openat resumed>) = 3 [pid 9701] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9703] write(3, "1000", 4 [pid 9702] write(3, "1000", 4 [pid 9701] write(1, "executing program\n", 18 [pid 9700] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 9704 attached [pid 9703] <... write resumed>) = 4 [pid 9702] <... write resumed>) = 4 [pid 9701] <... write resumed>) = 18 [pid 9700] <... futex resumed>) = 0 [pid 9704] set_robust_list(0x5555712a26a0, 24 [pid 9702] close(3 [pid 9701] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9700] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9704] <... set_robust_list resumed>) = 0 [pid 9703] close(3 [pid 9702] <... close resumed>) = 0 executing program [pid 9700] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9704 [pid 9702] write(1, "executing program\n", 18 [pid 9700] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9702] <... write resumed>) = 18 [pid 9700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9702] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9701] <... futex resumed>) = 0 [pid 9700] <... mmap resumed>) = 0x7f42e822b000 [pid 9703] <... close resumed>) = 0 [pid 9702] <... futex resumed>) = 0 [pid 9700] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 9704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9703] write(1, "executing program\n", 18 [pid 9702] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9701] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9700] <... mprotect resumed>) = 0 [pid 9704] <... prctl resumed>) = 0 [pid 9703] <... write resumed>) = 18 [pid 9702] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9701] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9704] setpgid(0, 0 [pid 9703] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9700] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9704] <... setpgid resumed>) = 0 [pid 9703] <... futex resumed>) = 0 [pid 9702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9703] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9702] <... mmap resumed>) = 0x7f42e822b000 [pid 9703] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9701] <... mmap resumed>) = 0x7f42e822b000 [pid 9704] <... openat resumed>) = 3 [pid 9703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9702] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9701] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9700] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9701] <... mprotect resumed>) = 0 [pid 9703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9705 attached [pid 9704] write(3, "1000", 4 [pid 9702] <... mprotect resumed>) = 0 [pid 9701] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9703] <... mmap resumed>) = 0x7f42e822b000 [pid 9704] <... write resumed>) = 4 [pid 9702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9705] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9704] close(3 [pid 9703] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9701] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9700] <... clone3 resumed> => {parent_tid=[9705]}, 88) = 9705 [pid 9705] <... rseq resumed>) = 0 [pid 9704] <... close resumed>) = 0 executing program [pid 9703] <... mprotect resumed>) = 0 [pid 9702] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9700] rt_sigprocmask(SIG_SETMASK, [], [pid 9705] set_robust_list(0x7f42e824b9a0, 24 [pid 9704] write(1, "executing program\n", 18 [pid 9702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9704] <... write resumed>) = 18 [pid 9700] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9707 attached ./strace-static-x86_64: Process 9706 attached [pid 9704] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9700] <... futex resumed>) = 0 [pid 9707] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9706] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9704] <... futex resumed>) = 0 [pid 9707] <... rseq resumed>) = 0 [pid 9706] <... rseq resumed>) = 0 [pid 9704] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9707] set_robust_list(0x7f42e824b9a0, 24 [pid 9706] set_robust_list(0x7f42e824b9a0, 24 [pid 9704] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9707] <... set_robust_list resumed>) = 0 [pid 9706] <... set_robust_list resumed>) = 0 [pid 9704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9707] rt_sigprocmask(SIG_SETMASK, [], [pid 9706] rt_sigprocmask(SIG_SETMASK, [], [pid 9704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9707] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9706] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9704] <... mmap resumed>) = 0x7f42e822b000 [pid 9704] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9705] <... set_robust_list resumed>) = 0 [pid 9703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9702] <... clone3 resumed> => {parent_tid=[9707]}, 88) = 9707 [pid 9701] <... clone3 resumed> => {parent_tid=[9706]}, 88) = 9706 [pid 9700] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9705] rt_sigprocmask(SIG_SETMASK, [], [pid 9704] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9702] rt_sigprocmask(SIG_SETMASK, [], [pid 9701] rt_sigprocmask(SIG_SETMASK, [], [pid 9705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9704] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9705] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9702] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9701] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9709 attached ./strace-static-x86_64: Process 9708 attached [pid 9707] <... futex resumed>) = 0 [pid 9706] <... futex resumed>) = 0 [pid 9705] <... openat resumed>) = 3 [pid 9703] <... clone3 resumed> => {parent_tid=[9708]}, 88) = 9708 [pid 9702] <... futex resumed>) = 1 [pid 9701] <... futex resumed>) = 1 [pid 9708] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9705] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9702] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9701] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9709] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9708] <... rseq resumed>) = 0 [pid 9707] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9706] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9705] <... futex resumed>) = 1 [pid 9704] <... clone3 resumed> => {parent_tid=[9709]}, 88) = 9709 [pid 9703] rt_sigprocmask(SIG_SETMASK, [], [pid 9700] <... futex resumed>) = 0 [pid 9709] <... rseq resumed>) = 0 [pid 9708] set_robust_list(0x7f42e824b9a0, 24 [pid 9707] <... openat resumed>) = 3 [pid 9706] <... openat resumed>) = 3 [pid 9705] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9704] rt_sigprocmask(SIG_SETMASK, [], [pid 9703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9700] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9709] set_robust_list(0x7f42e824b9a0, 24 [pid 9708] <... set_robust_list resumed>) = 0 [pid 9707] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9706] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9703] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9700] <... futex resumed>) = 0 [pid 9709] <... set_robust_list resumed>) = 0 [pid 9708] rt_sigprocmask(SIG_SETMASK, [], [pid 9707] <... futex resumed>) = 1 [pid 9706] <... futex resumed>) = 1 [pid 9705] dup(3 [pid 9704] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9703] <... futex resumed>) = 0 [pid 9702] <... futex resumed>) = 0 [pid 9701] <... futex resumed>) = 0 [pid 9700] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9709] rt_sigprocmask(SIG_SETMASK, [], [pid 9708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9707] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9706] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9705] <... dup resumed>) = 4 [pid 9704] <... futex resumed>) = 0 [pid 9703] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9702] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9701] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9708] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9705] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9704] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9702] <... futex resumed>) = 0 [pid 9701] <... futex resumed>) = 0 [pid 9709] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9707] dup(3 [pid 9706] dup(3 [pid 9705] <... futex resumed>) = 1 [pid 9702] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9700] <... futex resumed>) = 0 [pid 9701] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9708] <... openat resumed>) = 3 [pid 9705] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9700] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9708] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9700] <... futex resumed>) = 0 [pid 9709] <... openat resumed>) = 3 [pid 9708] <... futex resumed>) = 1 [pid 9707] <... dup resumed>) = 4 [pid 9706] <... dup resumed>) = 4 [pid 9705] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9703] <... futex resumed>) = 0 [pid 9700] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9709] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9708] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9707] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9706] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9703] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9709] <... futex resumed>) = 1 [pid 9708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9707] <... futex resumed>) = 1 [pid 9706] <... futex resumed>) = 1 [pid 9704] <... futex resumed>) = 0 [pid 9703] <... futex resumed>) = 0 [pid 9702] <... futex resumed>) = 0 [pid 9701] <... futex resumed>) = 0 [pid 9709] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9708] dup(3 [pid 9707] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9706] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9704] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9703] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9702] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9701] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9708] <... dup resumed>) = 4 [pid 9707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9704] <... futex resumed>) = 0 [pid 9709] dup(3 [pid 9708] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9707] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9706] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9704] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9702] <... futex resumed>) = 0 [pid 9701] <... futex resumed>) = 0 [pid 9709] <... dup resumed>) = 4 [pid 9708] <... futex resumed>) = 1 [pid 9703] <... futex resumed>) = 0 [pid 9702] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9701] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9708] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9703] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9709] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9703] <... futex resumed>) = 0 [pid 9708] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9704] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9703] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9709] <... futex resumed>) = 0 [pid 9704] <... futex resumed>) = 0 [pid 9709] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9704] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9700] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9700] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9700] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9710 attached [pid 9701] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9700] <... clone3 resumed> => {parent_tid=[9710]}, 88) = 9710 [pid 9710] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9710] <... rseq resumed>) = 0 [pid 9701] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9702] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9700] rt_sigprocmask(SIG_SETMASK, [], [pid 9710] set_robust_list(0x7f42e822a9a0, 24 [pid 9701] <... futex resumed>) = 0 [pid 9700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9710] <... set_robust_list resumed>) = 0 [pid 9702] <... futex resumed>) = 0 [pid 9701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9700] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9710] rt_sigprocmask(SIG_SETMASK, [], [pid 9700] <... futex resumed>) = 0 [pid 9710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9700] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9710] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9701] <... mmap resumed>) = 0x7f42e820a000 [pid 9702] <... mmap resumed>) = 0x7f42e820a000 [pid 9702] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9701] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9702] <... mprotect resumed>) = 0 [pid 9701] <... mprotect resumed>) = 0 [pid 9710] <... madvise resumed>) = 0 [pid 9710] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9701] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9710] <... futex resumed>) = 1 [pid 9702] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9701] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9700] <... futex resumed>) = 0 [pid 9700] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9710] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9703] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9700] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9712 attached ./strace-static-x86_64: Process 9711 attached [pid 9704] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9703] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9701] <... clone3 resumed> => {parent_tid=[9711]}, 88) = 9711 [pid 9700] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9711] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9704] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9703] <... futex resumed>) = 0 [pid 9702] <... clone3 resumed> => {parent_tid=[9712]}, 88) = 9712 [pid 9701] rt_sigprocmask(SIG_SETMASK, [], [pid 9712] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9711] <... rseq resumed>) = 0 [pid 9704] <... futex resumed>) = 0 [pid 9703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9702] rt_sigprocmask(SIG_SETMASK, [], [pid 9701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9712] <... rseq resumed>) = 0 [pid 9711] set_robust_list(0x7f42e822a9a0, 24 [pid 9704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9703] <... mmap resumed>) = 0x7f42e820a000 [pid 9701] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9712] set_robust_list(0x7f42e822a9a0, 24 [pid 9704] <... mmap resumed>) = 0x7f42e820a000 [pid 9703] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9701] <... futex resumed>) = 0 [pid 9702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9712] <... set_robust_list resumed>) = 0 [pid 9711] <... set_robust_list resumed>) = 0 [pid 9704] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9701] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9702] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9712] rt_sigprocmask(SIG_SETMASK, [], [pid 9711] rt_sigprocmask(SIG_SETMASK, [], [pid 9704] <... mprotect resumed>) = 0 [pid 9703] <... mprotect resumed>) = 0 [pid 9702] <... futex resumed>) = 0 [pid 9712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9704] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9712] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9711] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9704] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9702] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9712] <... madvise resumed>) = 0 [pid 9704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9713]}, 88) = 9713 [pid 9703] rt_sigprocmask(SIG_SETMASK, [], [pid 9704] <... clone3 resumed> => {parent_tid=[9714]}, 88) = 9714 [pid 9703] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9714 attached ./strace-static-x86_64: Process 9713 attached [pid 9704] rt_sigprocmask(SIG_SETMASK, [], [pid 9703] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9714] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9713] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9713] <... rseq resumed>) = 0 [pid 9704] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9713] set_robust_list(0x7f42e822a9a0, 24 [pid 9704] <... futex resumed>) = 0 [pid 9713] <... set_robust_list resumed>) = 0 [pid 9704] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9714] <... rseq resumed>) = 0 [pid 9713] rt_sigprocmask(SIG_SETMASK, [], [pid 9703] <... futex resumed>) = 0 [pid 9714] set_robust_list(0x7f42e822a9a0, 24 [pid 9713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9714] <... set_robust_list resumed>) = 0 [pid 9713] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9714] rt_sigprocmask(SIG_SETMASK, [], [pid 9713] <... madvise resumed>) = 0 [pid 9703] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9712] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9714] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9711] <... madvise resumed>) = 0 [pid 9712] <... futex resumed>) = 1 [pid 9712] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9713] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9711] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9702] <... futex resumed>) = 0 [pid 9711] <... futex resumed>) = 1 [pid 9702] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9701] <... futex resumed>) = 0 [pid 9711] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9702] <... futex resumed>) = 1 [pid 9701] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9702] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9701] <... futex resumed>) = 0 [pid 9711] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9713] <... futex resumed>) = 1 [pid 9712] <... futex resumed>) = 0 [pid 9703] <... futex resumed>) = 0 [pid 9713] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 9712] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9703] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9713] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9710] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9703] <... futex resumed>) = 0 [pid 9701] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9710] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9703] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9711] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9710] <... futex resumed>) = 1 [pid 9700] <... futex resumed>) = 0 [pid 9713] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9713] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9712] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9713] <... futex resumed>) = 1 [pid 9712] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9713] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9712] <... futex resumed>) = 1 [pid 9711] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9712] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9710] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9703] <... futex resumed>) = 0 [pid 9702] <... futex resumed>) = 0 [pid 9711] <... futex resumed>) = 1 [pid 9711] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9701] <... futex resumed>) = 0 [pid 9714] <... madvise resumed>) = 0 [pid 9704] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9704] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9714] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9704] <... mmap resumed>) = 0x7f42e81e9000 [pid 9714] <... futex resumed>) = 0 [pid 9704] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE [pid 9714] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9704] <... mprotect resumed>) = 0 [pid 9704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 9715 attached [pid 9715] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 9704] <... clone3 resumed> => {parent_tid=[9715]}, 88) = 9715 [pid 9715] <... rseq resumed>) = 0 [pid 9704] rt_sigprocmask(SIG_SETMASK, [], [pid 9715] set_robust_list(0x7f42e82099a0, 24 [pid 9704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9704] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9704] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9715] <... set_robust_list resumed>) = 0 [pid 9715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9715] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9715] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9704] <... futex resumed>) = 0 [pid 9715] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9706] <... mmap resumed>) = 0x20000000 [pid 9706] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9706] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9708] <... mmap resumed>) = 0x20000000 [pid 9705] <... mmap resumed>) = 0x20000000 [pid 9701] exit_group(0 [pid 9705] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9706] <... futex resumed>) = ? [pid 9701] <... exit_group resumed>) = ? [pid 9711] <... futex resumed>) = ? [pid 9706] +++ exited with 0 +++ [pid 9705] <... futex resumed>) = 0 [pid 9705] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9707] <... mmap resumed>) = 0x20000000 [pid 9707] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9711] +++ exited with 0 +++ [pid 9709] <... mmap resumed>) = 0x20000000 [pid 9708] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9707] <... futex resumed>) = 0 [pid 9701] +++ exited with 0 +++ [pid 9709] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9708] <... futex resumed>) = 0 [pid 9707] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9703] exit_group(0 [pid 9702] exit_group(0 [pid 9700] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9701, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9709] <... futex resumed>) = 0 [pid 9708] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9712] <... futex resumed>) = ? [pid 9702] <... exit_group resumed>) = ? [pid 9713] <... futex resumed>) = ? [pid 9712] +++ exited with 0 +++ [pid 9713] +++ exited with 0 +++ [pid 9710] <... futex resumed>) = ? [pid 9704] exit_group(0 [pid 9705] <... futex resumed>) = ? [pid 9710] +++ exited with 0 +++ [pid 9715] <... futex resumed>) = ? [pid 9708] <... futex resumed>) = ? [pid 9704] <... exit_group resumed>) = ? [pid 9703] <... exit_group resumed>) = ? [pid 9714] <... futex resumed>) = ? [pid 9715] +++ exited with 0 +++ [pid 9707] <... futex resumed>) = ? [pid 9714] +++ exited with 0 +++ [pid 9705] +++ exited with 0 +++ [pid 9700] <... exit_group resumed>) = ? [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9716 attached [pid 9716] set_robust_list(0x5555712a26a0, 24 [pid 9709] +++ exited with 0 +++ [pid 9704] +++ exited with 0 +++ [pid 9700] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9704, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9716] <... set_robust_list resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9716] setpgid(0, 0 [pid 9707] +++ exited with 0 +++ [pid 9702] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9700, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9716 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9702, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9717 attached [pid 9716] <... setpgid resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9717 [pid 9717] set_robust_list(0x5555712a26a0, 24 [pid 9716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9718 attached [pid 9717] <... set_robust_list resumed>) = 0 [pid 9716] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9718 [pid 9718] set_robust_list(0x5555712a26a0, 24 [pid 9717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9716] write(3, "1000", 4 [pid 9708] +++ exited with 0 +++ [pid 9703] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 9718] <... set_robust_list resumed>) = 0 [pid 9716] <... write resumed>) = 4 [pid 9716] close(3 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9703, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9717] <... prctl resumed>) = 0 [pid 9716] <... close resumed>) = 0 executing program [pid 9718] <... prctl resumed>) = 0 [pid 9717] setpgid(0, 0 [pid 9716] write(1, "executing program\n", 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9718] setpgid(0, 0 [pid 9717] <... setpgid resumed>) = 0 [pid 9716] <... write resumed>) = 18 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9719 attached [pid 9717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9716] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9719] set_robust_list(0x5555712a26a0, 24 [pid 9716] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9719 [pid 9719] <... set_robust_list resumed>) = 0 [pid 9718] <... setpgid resumed>) = 0 [pid 9716] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9719] <... prctl resumed>) = 0 [pid 9716] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9720 attached [pid 9718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9717] <... openat resumed>) = 3 [pid 9716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9720] set_robust_list(0x5555712a26a0, 24 [pid 9719] setpgid(0, 0 [pid 9717] write(3, "1000", 4 [pid 9716] <... mmap resumed>) = 0x7f42e822b000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9720 [pid 9720] <... set_robust_list resumed>) = 0 [pid 9719] <... setpgid resumed>) = 0 [pid 9718] <... openat resumed>) = 3 [pid 9717] <... write resumed>) = 4 [pid 9716] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9718] write(3, "1000", 4 [pid 9717] close(3 [pid 9716] <... mprotect resumed>) = 0 [pid 9720] <... prctl resumed>) = 0 [pid 9718] <... write resumed>) = 4 [pid 9717] <... close resumed>) = 0 [pid 9716] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9720] setpgid(0, 0 [pid 9718] close(3 [pid 9717] write(1, "executing program\n", 18 [pid 9720] <... setpgid resumed>) = 0 executing program [pid 9719] <... openat resumed>) = 3 [pid 9717] <... write resumed>) = 18 [pid 9719] write(3, "1000", 4 [pid 9718] <... close resumed>) = 0 [pid 9717] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9716] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 9718] write(1, "executing program\n", 18 [pid 9717] <... futex resumed>) = 0 [pid 9716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9721 attached [pid 9719] <... write resumed>) = 4 [pid 9718] <... write resumed>) = 18 [pid 9719] close(3 [pid 9717] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9720] <... openat resumed>) = 3 [pid 9719] <... close resumed>) = 0 [pid 9717] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9719] write(1, "executing program\n", 18 [pid 9717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9721] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9719] <... write resumed>) = 18 [pid 9718] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 9721] <... rseq resumed>) = 0 [pid 9719] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9718] <... futex resumed>) = 0 [pid 9717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9716] <... clone3 resumed> => {parent_tid=[9721]}, 88) = 9721 [pid 9721] set_robust_list(0x7f42e824b9a0, 24 [pid 9719] <... futex resumed>) = 0 [pid 9718] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9716] rt_sigprocmask(SIG_SETMASK, [], [pid 9721] <... set_robust_list resumed>) = 0 [pid 9720] write(3, "1000", 4 [pid 9719] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9718] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9717] <... mmap resumed>) = 0x7f42e822b000 [pid 9716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9721] rt_sigprocmask(SIG_SETMASK, [], [pid 9720] <... write resumed>) = 4 [pid 9719] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9717] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9716] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9720] close(3 [pid 9719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9716] <... futex resumed>) = 0 [pid 9721] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9720] <... close resumed>) = 0 [pid 9719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9717] <... mprotect resumed>) = 0 [pid 9716] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9721] <... openat resumed>) = 3 executing program [pid 9720] write(1, "executing program\n", 18 [pid 9719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9718] <... mmap resumed>) = 0x7f42e822b000 [pid 9717] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9721] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9720] <... write resumed>) = 18 [pid 9719] <... mmap resumed>) = 0x7f42e822b000 [pid 9718] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9721] <... futex resumed>) = 1 [pid 9720] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9719] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9718] <... mprotect resumed>) = 0 [pid 9717] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9716] <... futex resumed>) = 0 [pid 9721] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9720] <... futex resumed>) = 0 [pid 9719] <... mprotect resumed>) = 0 [pid 9718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9716] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 9722 attached [pid 9721] dup(3 [pid 9720] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9716] <... futex resumed>) = 0 [pid 9722] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9721] <... dup resumed>) = 4 [pid 9720] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9719] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9717] <... clone3 resumed> => {parent_tid=[9722]}, 88) = 9722 [pid 9716] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9723 attached [pid 9720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9721] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9723] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9722] <... rseq resumed>) = 0 [pid 9721] <... futex resumed>) = 1 [pid 9720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9719] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9718] <... clone3 resumed> => {parent_tid=[9723]}, 88) = 9723 [pid 9717] rt_sigprocmask(SIG_SETMASK, [], [pid 9716] <... futex resumed>) = 0 [pid 9723] <... rseq resumed>) = 0 [pid 9722] set_robust_list(0x7f42e824b9a0, 24 [pid 9721] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9718] rt_sigprocmask(SIG_SETMASK, [], [pid 9717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9716] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9723] set_robust_list(0x7f42e824b9a0, 24 [pid 9722] <... set_robust_list resumed>) = 0 [pid 9721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9720] <... mmap resumed>) = 0x7f42e822b000 [pid 9717] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9722] rt_sigprocmask(SIG_SETMASK, [], [pid 9719] <... clone3 resumed> => {parent_tid=[9724]}, 88) = 9724 [pid 9717] <... futex resumed>) = 0 [pid 9722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9719] rt_sigprocmask(SIG_SETMASK, [], [pid 9717] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9722] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9722] <... openat resumed>) = 3 [pid 9719] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9719] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9722] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9717] <... futex resumed>) = 0 [pid 9722] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9717] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9717] <... futex resumed>) = 0 [pid 9722] dup(3 [pid 9717] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9722] <... dup resumed>) = 4 [pid 9722] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9717] <... futex resumed>) = 0 [pid 9722] <... futex resumed>) = 1 [pid 9717] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9722] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9717] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9724 attached [pid 9716] <... futex resumed>) = 0 [pid 9717] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9724] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9723] <... set_robust_list resumed>) = 0 [pid 9721] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9720] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9716] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9724] <... rseq resumed>) = 0 [pid 9723] rt_sigprocmask(SIG_SETMASK, [], [pid 9720] <... mprotect resumed>) = 0 [pid 9718] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9724] set_robust_list(0x7f42e824b9a0, 24 [pid 9723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9720] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9718] <... futex resumed>) = 0 [pid 9724] <... set_robust_list resumed>) = 0 [pid 9723] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9720] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9718] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9724] rt_sigprocmask(SIG_SETMASK, [], [pid 9723] <... openat resumed>) = 3 [pid 9720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9725 attached [pid 9724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9723] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9724] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9723] <... futex resumed>) = 1 [pid 9720] <... clone3 resumed> => {parent_tid=[9725]}, 88) = 9725 [pid 9718] <... futex resumed>) = 0 [pid 9724] <... openat resumed>) = 3 [pid 9723] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9720] rt_sigprocmask(SIG_SETMASK, [], [pid 9718] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9724] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9718] <... futex resumed>) = 0 [pid 9724] <... futex resumed>) = 1 [pid 9723] dup(3 [pid 9720] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9718] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9724] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9723] <... dup resumed>) = 4 [pid 9720] <... futex resumed>) = 0 [pid 9725] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9723] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9720] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9719] <... futex resumed>) = 0 [pid 9725] <... rseq resumed>) = 0 [pid 9723] <... futex resumed>) = 1 [pid 9719] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9718] <... futex resumed>) = 0 [pid 9725] set_robust_list(0x7f42e824b9a0, 24 [pid 9724] <... futex resumed>) = 0 [pid 9723] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9719] <... futex resumed>) = 1 [pid 9718] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9725] <... set_robust_list resumed>) = 0 [pid 9724] dup(3 [pid 9719] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9725] rt_sigprocmask(SIG_SETMASK, [], [pid 9718] <... futex resumed>) = 0 [pid 9725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9725] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9724] <... dup resumed>) = 4 [pid 9718] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9725] <... openat resumed>) = 3 [pid 9724] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9725] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9724] <... futex resumed>) = 1 [pid 9720] <... futex resumed>) = 0 [pid 9719] <... futex resumed>) = 0 [pid 9725] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9719] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9724] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9720] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9719] <... futex resumed>) = 0 [pid 9725] <... futex resumed>) = 0 [pid 9720] <... futex resumed>) = 1 [pid 9720] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9719] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9725] dup(3) = 4 [pid 9725] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9725] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9720] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9725] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9720] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9716] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9716] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9717] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9716] <... mmap resumed>) = 0x7f42e820a000 [pid 9717] <... futex resumed>) = 0 [pid 9717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9716] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9717] <... mmap resumed>) = 0x7f42e820a000 [pid 9717] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9716] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9717] <... mprotect resumed>) = 0 [pid 9717] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9716] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9717] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9727 attached ./strace-static-x86_64: Process 9726 attached [pid 9716] <... clone3 resumed> => {parent_tid=[9727]}, 88) = 9727 [pid 9716] rt_sigprocmask(SIG_SETMASK, [], [pid 9717] <... clone3 resumed> => {parent_tid=[9726]}, 88) = 9726 [pid 9718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9727] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9718] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9716] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9727] <... rseq resumed>) = 0 [pid 9726] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9718] <... futex resumed>) = 0 [pid 9716] <... futex resumed>) = 0 [pid 9727] set_robust_list(0x7f42e822a9a0, 24 [pid 9726] <... rseq resumed>) = 0 [pid 9718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9716] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9727] <... set_robust_list resumed>) = 0 [pid 9726] set_robust_list(0x7f42e822a9a0, 24 [pid 9717] rt_sigprocmask(SIG_SETMASK, [], [pid 9727] rt_sigprocmask(SIG_SETMASK, [], [pid 9726] <... set_robust_list resumed>) = 0 [pid 9718] <... mmap resumed>) = 0x7f42e820a000 [pid 9727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9719] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9717] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9719] <... futex resumed>) = 0 [pid 9717] <... futex resumed>) = 0 [pid 9719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9717] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9718] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9719] <... mmap resumed>) = 0x7f42e820a000 [pid 9718] <... mprotect resumed>) = 0 [pid 9727] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9719] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9719] <... mprotect resumed>) = 0 [pid 9718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9726] rt_sigprocmask(SIG_SETMASK, [], [pid 9718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9726] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9728 attached [pid 9726] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9718] <... clone3 resumed> => {parent_tid=[9728]}, 88) = 9728 [pid 9719] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9718] rt_sigprocmask(SIG_SETMASK, [], [pid 9719] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9720] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9728] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9728] <... rseq resumed>) = 0 [pid 9718] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9728] set_robust_list(0x7f42e822a9a0, 24 [pid 9718] <... futex resumed>) = 0 [pid 9728] <... set_robust_list resumed>) = 0 [pid 9718] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9728] rt_sigprocmask(SIG_SETMASK, [], [pid 9720] <... mmap resumed>) = 0x7f42e820a000 [pid 9728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9720] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9728] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9720] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9729 attached [pid 9729] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9720] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9730 attached [pid 9729] <... rseq resumed>) = 0 [pid 9720] <... clone3 resumed> => {parent_tid=[9730]}, 88) = 9730 [pid 9729] set_robust_list(0x7f42e822a9a0, 24 [pid 9720] rt_sigprocmask(SIG_SETMASK, [], [pid 9719] <... clone3 resumed> => {parent_tid=[9729]}, 88) = 9729 [pid 9730] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9729] <... set_robust_list resumed>) = 0 [pid 9727] <... madvise resumed>) = 0 [pid 9726] <... madvise resumed>) = 0 [pid 9720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9719] rt_sigprocmask(SIG_SETMASK, [], [pid 9730] <... rseq resumed>) = 0 [pid 9729] rt_sigprocmask(SIG_SETMASK, [], [pid 9720] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9730] set_robust_list(0x7f42e822a9a0, 24 [pid 9729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9727] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9720] <... futex resumed>) = 0 [pid 9719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9730] <... set_robust_list resumed>) = 0 [pid 9729] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9727] <... futex resumed>) = 1 [pid 9726] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9720] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9719] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9716] <... futex resumed>) = 0 [pid 9730] rt_sigprocmask(SIG_SETMASK, [], [pid 9729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9727] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9726] <... futex resumed>) = 1 [pid 9716] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9729] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9728] <... madvise resumed>) = 0 [pid 9727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9726] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9719] <... futex resumed>) = 0 [pid 9717] <... futex resumed>) = 0 [pid 9716] <... futex resumed>) = 0 [pid 9730] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9729] <... madvise resumed>) = 0 [pid 9728] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9727] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9716] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9730] <... madvise resumed>) = 0 [pid 9719] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9717] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9728] <... futex resumed>) = 1 [pid 9726] <... futex resumed>) = 0 [pid 9718] <... futex resumed>) = 0 [pid 9728] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9726] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9718] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9718] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9717] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9729] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9719] <... futex resumed>) = 0 [pid 9730] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9729] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9719] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9719] <... futex resumed>) = 0 [pid 9720] <... futex resumed>) = 0 [pid 9719] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9720] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9730] <... futex resumed>) = 1 [pid 9729] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9720] <... futex resumed>) = 0 [pid 9720] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9730] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9729] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9728] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9727] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9726] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9728] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9726] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9728] <... futex resumed>) = 1 [pid 9726] <... futex resumed>) = 1 [pid 9718] <... futex resumed>) = 0 [pid 9717] <... futex resumed>) = 0 [pid 9730] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9728] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9726] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9727] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9730] <... futex resumed>) = 1 [pid 9720] <... futex resumed>) = 0 [pid 9716] <... futex resumed>) = 0 [pid 9727] <... futex resumed>) = 1 [pid 9727] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9730] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9729] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9719] <... futex resumed>) = 0 [pid 9729] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9723] <... mmap resumed>) = 0x20000000 [pid 9724] <... mmap resumed>) = 0x20000000 [pid 9725] <... mmap resumed>) = 0x20000000 [pid 9724] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9723] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9722] <... mmap resumed>) = 0x20000000 [pid 9721] <... mmap resumed>) = 0x20000000 [pid 9725] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9724] <... futex resumed>) = 0 [pid 9723] <... futex resumed>) = 0 [pid 9722] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9721] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9720] exit_group(0 [pid 9719] exit_group(0 [pid 9718] exit_group(0 [pid 9717] exit_group(0 [pid 9730] <... futex resumed>) = ? [pid 9729] <... futex resumed>) = ? [pid 9728] <... futex resumed>) = ? [pid 9725] <... futex resumed>) = ? [pid 9722] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 9721] <... futex resumed>) = 0 [pid 9720] <... exit_group resumed>) = ? [pid 9719] <... exit_group resumed>) = ? [pid 9718] <... exit_group resumed>) = ? [pid 9726] <... futex resumed>) = ? [pid 9730] +++ exited with 0 +++ [pid 9729] +++ exited with 0 +++ [pid 9728] +++ exited with 0 +++ [pid 9725] +++ exited with 0 +++ [pid 9724] +++ exited with 0 +++ [pid 9723] +++ exited with 0 +++ [pid 9722] +++ exited with 0 +++ [pid 9721] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9717] <... exit_group resumed>) = ? [pid 9716] exit_group(0 [pid 9720] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9720, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9716] <... exit_group resumed>) = ? [pid 9727] <... futex resumed>) = ? [pid 9721] <... futex resumed>) = ? [pid 9727] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712a2690) = 9731 [pid 9718] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9718, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9731 attached [pid 9726] +++ exited with 0 +++ [pid 9717] +++ exited with 0 +++ [pid 9731] set_robust_list(0x5555712a26a0, 24 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9717, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9731] <... set_robust_list resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9731] setpgid(0, 0) = 0 [pid 9721] +++ exited with 0 +++ [pid 9716] +++ exited with 0 +++ [pid 9731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9731] write(3, "1000", 4 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9716, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9731] <... write resumed>) = 4 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9731] close(3) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9731] write(1, "executing program\n", 18executing program [pid 5838] <... restart_syscall resumed>) = 0 [pid 9731] <... write resumed>) = 18 [pid 9719] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9719, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9731] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9731] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9731] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 ./strace-static-x86_64: Process 9734 attached ./strace-static-x86_64: Process 9733 attached ./strace-static-x86_64: Process 9732 attached [pid 9734] set_robust_list(0x5555712a26a0, 24 [pid 9733] set_robust_list(0x5555712a26a0, 24 [pid 9732] set_robust_list(0x5555712a26a0, 24 [pid 9731] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9733 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9732 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9734 [pid 9733] <... set_robust_list resumed>) = 0 [pid 9732] <... set_robust_list resumed>) = 0 [pid 9733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9733] <... prctl resumed>) = 0 [pid 9732] <... prctl resumed>) = 0 [pid 9733] setpgid(0, 0 [pid 9734] <... set_robust_list resumed>) = 0 [pid 9732] setpgid(0, 0 [pid 9731] <... mprotect resumed>) = 0 [pid 9734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9733] <... setpgid resumed>) = 0 [pid 9732] <... setpgid resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9734] <... prctl resumed>) = 0 [pid 9733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9731] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9735 attached [pid 9734] setpgid(0, 0 [pid 9733] <... openat resumed>) = 3 [pid 9735] set_robust_list(0x5555712a26a0, 24 [pid 9734] <... setpgid resumed>) = 0 [pid 9733] write(3, "1000", 4 [pid 9731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9735 [pid 9735] <... set_robust_list resumed>) = 0 [pid 9733] <... write resumed>) = 4 [pid 9732] <... openat resumed>) = 3 [pid 9734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9736 attached [pid 9735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9733] close(3 [pid 9732] write(3, "1000", 4 [pid 9733] <... close resumed>) = 0 executing program [pid 9733] write(1, "executing program\n", 18 [pid 9735] <... prctl resumed>) = 0 [pid 9733] <... write resumed>) = 18 [pid 9735] setpgid(0, 0 [pid 9733] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] <... setpgid resumed>) = 0 [pid 9736] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9734] <... openat resumed>) = 3 [pid 9733] <... futex resumed>) = 0 [pid 9732] <... write resumed>) = 4 [pid 9731] <... clone3 resumed> => {parent_tid=[9736]}, 88) = 9736 [pid 9736] <... rseq resumed>) = 0 [pid 9732] close(3 [pid 9736] set_robust_list(0x7f42e824b9a0, 24 [pid 9735] <... openat resumed>) = 3 [pid 9734] write(3, "1000", 4 [pid 9733] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9732] <... close resumed>) = 0 [pid 9731] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 9736] <... set_robust_list resumed>) = 0 [pid 9735] write(3, "1000", 4 [pid 9734] <... write resumed>) = 4 [pid 9733] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9732] write(1, "executing program\n", 18 [pid 9731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9736] rt_sigprocmask(SIG_SETMASK, [], [pid 9735] <... write resumed>) = 4 [pid 9734] close(3 [pid 9733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9732] <... write resumed>) = 18 [pid 9731] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9735] close(3 [pid 9734] <... close resumed>) = 0 [pid 9733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9732] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9731] <... futex resumed>) = 0 [pid 9736] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIMEexecuting program executing program [pid 9735] <... close resumed>) = 0 [pid 9734] write(1, "executing program\n", 18 [pid 9733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9732] <... futex resumed>) = 0 [pid 9731] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9735] write(1, "executing program\n", 18 [pid 9734] <... write resumed>) = 18 [pid 9733] <... mmap resumed>) = 0x7f42e822b000 [pid 9735] <... write resumed>) = 18 [pid 9736] <... openat resumed>) = 3 [pid 9735] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9734] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9733] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9732] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9736] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] <... futex resumed>) = 0 [pid 9734] <... futex resumed>) = 0 [pid 9733] <... mprotect resumed>) = 0 [pid 9732] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9736] <... futex resumed>) = 1 [pid 9735] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9734] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9732] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9731] <... futex resumed>) = 0 [pid 9736] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9734] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9735] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9731] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9736] dup(3 [pid 9735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9732] <... mmap resumed>) = 0x7f42e822b000 [pid 9733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9731] <... futex resumed>) = 0 [pid 9736] <... dup resumed>) = 4 [pid 9735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9732] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9731] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9737 attached [pid 9736] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9734] <... mmap resumed>) = 0x7f42e822b000 [pid 9732] <... mprotect resumed>) = 0 [pid 9731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9737] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9736] <... futex resumed>) = 0 [pid 9731] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9737] <... rseq resumed>) = 0 [pid 9735] <... mmap resumed>) = 0x7f42e822b000 [pid 9733] <... clone3 resumed> => {parent_tid=[9737]}, 88) = 9737 [pid 9737] set_robust_list(0x7f42e824b9a0, 24 [pid 9731] <... futex resumed>) = 0 [pid 9733] rt_sigprocmask(SIG_SETMASK, [], [pid 9737] <... set_robust_list resumed>) = 0 [pid 9735] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9731] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9737] rt_sigprocmask(SIG_SETMASK, [], [pid 9733] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9735] <... mprotect resumed>) = 0 [pid 9733] <... futex resumed>) = 0 [pid 9736] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9735] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9734] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9733] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9737] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9734] <... mprotect resumed>) = 0 [pid 9732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9737] <... openat resumed>) = 3 [pid 9735] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9738 attached [pid 9737] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9738] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9737] <... futex resumed>) = 1 [pid 9733] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9739 attached [pid 9738] <... rseq resumed>) = 0 [pid 9737] dup(3 [pid 9735] <... clone3 resumed> => {parent_tid=[9739]}, 88) = 9739 [pid 9734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9733] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] <... clone3 resumed> => {parent_tid=[9738]}, 88) = 9738 ./strace-static-x86_64: Process 9740 attached [pid 9739] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9738] set_robust_list(0x7f42e824b9a0, 24 [pid 9737] <... dup resumed>) = 4 [pid 9735] rt_sigprocmask(SIG_SETMASK, [], [pid 9733] <... futex resumed>) = 0 [pid 9732] rt_sigprocmask(SIG_SETMASK, [], [pid 9740] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9739] <... rseq resumed>) = 0 [pid 9738] <... set_robust_list resumed>) = 0 [pid 9737] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9734] <... clone3 resumed> => {parent_tid=[9740]}, 88) = 9740 [pid 9733] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9740] <... rseq resumed>) = 0 [pid 9739] set_robust_list(0x7f42e824b9a0, 24 [pid 9738] rt_sigprocmask(SIG_SETMASK, [], [pid 9737] <... futex resumed>) = 0 [pid 9735] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9734] rt_sigprocmask(SIG_SETMASK, [], [pid 9733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9732] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9740] set_robust_list(0x7f42e824b9a0, 24 [pid 9739] <... set_robust_list resumed>) = 0 [pid 9738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9737] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9735] <... futex resumed>) = 0 [pid 9734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9733] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] <... futex resumed>) = 0 [pid 9740] <... set_robust_list resumed>) = 0 [pid 9739] rt_sigprocmask(SIG_SETMASK, [], [pid 9738] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9735] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9734] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9733] <... futex resumed>) = 0 [pid 9740] rt_sigprocmask(SIG_SETMASK, [], [pid 9739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9738] <... openat resumed>) = 3 [pid 9737] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9734] <... futex resumed>) = 0 [pid 9733] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9739] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9738] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9734] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9738] <... futex resumed>) = 0 [pid 9732] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9738] dup(3 [pid 9732] <... futex resumed>) = 0 [pid 9738] <... dup resumed>) = 4 [pid 9739] <... openat resumed>) = 3 [pid 9738] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9738] <... futex resumed>) = 0 [pid 9739] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9738] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9740] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9739] <... futex resumed>) = 1 [pid 9735] <... futex resumed>) = 0 [pid 9732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9740] <... openat resumed>) = 3 [pid 9735] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9740] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] <... futex resumed>) = 0 [pid 9740] <... futex resumed>) = 1 [pid 9739] dup(3 [pid 9734] <... futex resumed>) = 0 [pid 9732] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9739] <... dup resumed>) = 4 [pid 9734] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9739] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] <... futex resumed>) = 1 [pid 9734] <... futex resumed>) = 0 [pid 9739] <... futex resumed>) = 0 [pid 9738] <... futex resumed>) = 0 [pid 9734] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9739] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9738] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9740] dup(3 [pid 9735] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9740] <... dup resumed>) = 4 [pid 9735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9740] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9740] <... futex resumed>) = 1 [pid 9735] <... futex resumed>) = 1 [pid 9734] <... futex resumed>) = 0 [pid 9740] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9735] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9734] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9739] <... futex resumed>) = 0 [pid 9739] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9734] <... futex resumed>) = 0 [pid 9731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9731] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9731] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9731] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9734] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9741 attached => {parent_tid=[9741]}, 88) = 9741 [pid 9731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9741] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9731] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9741] <... rseq resumed>) = 0 [pid 9731] <... futex resumed>) = 0 [pid 9741] set_robust_list(0x7f42e822a9a0, 24 [pid 9731] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9741] <... set_robust_list resumed>) = 0 [pid 9741] rt_sigprocmask(SIG_SETMASK, [], [pid 9733] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9733] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9733] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9741] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9733] <... mprotect resumed>) = 0 [pid 9741] <... madvise resumed>) = 0 [pid 9733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9732] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9735] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9732] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9742 attached [pid 9735] <... futex resumed>) = 0 [pid 9742] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9733] <... clone3 resumed> => {parent_tid=[9742]}, 88) = 9742 [pid 9742] <... rseq resumed>) = 0 [pid 9735] <... mmap resumed>) = 0x7f42e820a000 [pid 9733] rt_sigprocmask(SIG_SETMASK, [], [pid 9742] set_robust_list(0x7f42e822a9a0, 24 [pid 9735] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9742] <... set_robust_list resumed>) = 0 [pid 9735] <... mprotect resumed>) = 0 [pid 9742] rt_sigprocmask(SIG_SETMASK, [], [pid 9735] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9733] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9735] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9733] <... futex resumed>) = 0 [pid 9742] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9733] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9743 attached [pid 9732] <... futex resumed>) = 0 [pid 9743] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9735] <... clone3 resumed> => {parent_tid=[9743]}, 88) = 9743 [pid 9743] <... rseq resumed>) = 0 [pid 9735] rt_sigprocmask(SIG_SETMASK, [], [pid 9732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9741] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9743] set_robust_list(0x7f42e822a9a0, 24 [pid 9735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9735] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9743] <... set_robust_list resumed>) = 0 [pid 9742] <... madvise resumed>) = 0 [pid 9741] <... futex resumed>) = 1 [pid 9735] <... futex resumed>) = 0 [pid 9734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9732] <... mmap resumed>) = 0x7f42e820a000 [pid 9731] <... futex resumed>) = 0 [pid 9734] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9734] <... futex resumed>) = 0 [pid 9731] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9743] rt_sigprocmask(SIG_SETMASK, [], [pid 9735] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9731] <... futex resumed>) = 0 [pid 9743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9743] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9742] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9741] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9734] <... mmap resumed>) = 0x7f42e820a000 [pid 9732] <... mprotect resumed>) = 0 [pid 9731] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9734] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9742] <... futex resumed>) = 1 [pid 9734] <... mprotect resumed>) = 0 [pid 9733] <... futex resumed>) = 0 [pid 9732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9733] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9744 attached ./strace-static-x86_64: Process 9745 attached ) = 0 [pid 9745] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9744] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9734] <... clone3 resumed> => {parent_tid=[9745]}, 88) = 9745 [pid 9733] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] <... clone3 resumed> => {parent_tid=[9744]}, 88) = 9744 [pid 9745] <... rseq resumed>) = 0 [pid 9744] <... rseq resumed>) = 0 [pid 9742] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9734] rt_sigprocmask(SIG_SETMASK, [], [pid 9745] set_robust_list(0x7f42e822a9a0, 24 [pid 9744] set_robust_list(0x7f42e822a9a0, 24 [pid 9732] rt_sigprocmask(SIG_SETMASK, [], [pid 9745] <... set_robust_list resumed>) = 0 [pid 9744] <... set_robust_list resumed>) = 0 [pid 9734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9744] rt_sigprocmask(SIG_SETMASK, [], [pid 9734] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9745] rt_sigprocmask(SIG_SETMASK, [], [pid 9744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9734] <... futex resumed>) = 0 [pid 9732] <... futex resumed>) = 0 [pid 9745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9744] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9734] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9732] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9745] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9744] <... madvise resumed>) = 0 [pid 9743] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9735] <... futex resumed>) = 0 [pid 9743] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9735] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9735] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9741] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9744] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9743] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9742] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9743] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9742] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9743] <... futex resumed>) = 1 [pid 9742] <... futex resumed>) = 1 [pid 9735] <... futex resumed>) = 0 [pid 9733] <... futex resumed>) = 0 [pid 9743] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9742] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9745] <... madvise resumed>) = 0 [pid 9744] <... futex resumed>) = 1 [pid 9741] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9732] <... futex resumed>) = 0 [pid 9744] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9741] <... futex resumed>) = 1 [pid 9732] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9731] <... futex resumed>) = 0 [pid 9744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9741] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9732] <... futex resumed>) = 0 [pid 9744] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9732] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9745] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9744] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9740] <... mmap resumed>) = 0x20000000 [pid 9739] <... mmap resumed>) = 0x20000000 [pid 9738] <... mmap resumed>) = 0x20000000 [pid 9737] <... mmap resumed>) = 0x20000000 [pid 9736] <... mmap resumed>) = 0x20000000 [pid 9734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9745] <... futex resumed>) = 0 [pid 9744] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9740] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9739] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9738] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9737] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9736] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9735] exit_group(0 [pid 9734] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9733] exit_group(0 [pid 9731] exit_group(0 [pid 9745] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9744] <... futex resumed>) = 1 [pid 9743] <... futex resumed>) = ? [pid 9742] <... futex resumed>) = ? [pid 9741] <... futex resumed>) = ? [pid 9740] <... futex resumed>) = 0 [pid 9739] <... futex resumed>) = ? [pid 9738] <... futex resumed>) = 0 [pid 9737] <... futex resumed>) = ? [pid 9736] <... futex resumed>) = ? [pid 9735] <... exit_group resumed>) = ? [pid 9734] <... futex resumed>) = 0 [pid 9733] <... exit_group resumed>) = ? [pid 9732] <... futex resumed>) = 0 [pid 9731] <... exit_group resumed>) = ? [pid 9744] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9743] +++ exited with 0 +++ [pid 9742] +++ exited with 0 +++ [pid 9741] +++ exited with 0 +++ [pid 9740] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9736] +++ exited with 0 +++ [pid 9740] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9740] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9740] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9739] +++ exited with 0 +++ [pid 9738] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9737] +++ exited with 0 +++ [pid 9735] +++ exited with 0 +++ [pid 9734] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9733] +++ exited with 0 +++ [pid 9732] exit_group(0 [pid 9731] +++ exited with 0 +++ [pid 9744] <... futex resumed>) = ? [pid 9732] <... exit_group resumed>) = ? [pid 9744] +++ exited with 0 +++ [pid 9738] <... futex resumed>) = ? [pid 9734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9733, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9731, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9735, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 9734] exit_group(0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9745] <... futex resumed>) = ? [pid 9740] <... futex resumed>) = ? [pid 9734] <... exit_group resumed>) = ? [pid 9740] +++ exited with 0 +++ [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9746 attached [pid 9746] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9746 [pid 9746] <... set_robust_list resumed>) = 0 [pid 9746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9738] +++ exited with 0 +++ [pid 9732] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9746] setpgid(0, 0./strace-static-x86_64: Process 9747 attached ) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9732, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9747] set_robust_list(0x5555712a26a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9747 [pid 9747] <... set_robust_list resumed>) = 0 [pid 9747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 9748 attached [pid 9747] <... prctl resumed>) = 0 [pid 9746] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9749 attached [pid 9746] write(3, "1000", 4) = 4 [pid 9746] close(3) = 0 [pid 9746] write(1, "executing program\n", 18 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9748 [pid 9749] set_robust_list(0x5555712a26a0, 24 [pid 9746] <... write resumed>) = 18 [pid 9749] <... set_robust_list resumed>) = 0 [pid 9747] setpgid(0, 0 [pid 9746] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9748] set_robust_list(0x5555712a26a0, 24 [pid 9747] <... setpgid resumed>) = 0 [pid 9746] <... futex resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9749 [pid 9748] <... set_robust_list resumed>) = 0 [pid 9749] <... prctl resumed>) = 0 [pid 9748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9746] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9749] setpgid(0, 0 [pid 9748] <... prctl resumed>) = 0 [pid 9747] <... openat resumed>) = 3 [pid 9746] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9745] +++ exited with 0 +++ [pid 9734] +++ exited with 0 +++ [pid 9749] <... setpgid resumed>) = 0 [pid 9748] setpgid(0, 0 [pid 9747] write(3, "1000", 4 [pid 9746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9748] <... setpgid resumed>) = 0 [pid 9747] <... write resumed>) = 4 [pid 9748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9747] close(3 [pid 9746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9734, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9749] <... openat resumed>) = 3 [pid 9748] <... openat resumed>) = 3 [pid 9747] <... close resumed>) = 0 [pid 9746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9748] write(3, "1000", 4 [pid 9747] write(1, "executing program\n", 18executing program [pid 9746] <... mmap resumed>) = 0x7f42e822b000 [pid 9749] write(3, "1000", 4 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9748] <... write resumed>) = 4 [pid 9747] <... write resumed>) = 18 [pid 9746] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9749] <... write resumed>) = 4 [pid 9748] close(3 [pid 9747] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9749] close(3executing program executing program [pid 9746] <... mprotect resumed>) = 0 [pid 9749] <... close resumed>) = 0 [pid 9748] <... close resumed>) = 0 [pid 9747] <... futex resumed>) = 0 [pid 9748] write(1, "executing program\n", 18 [pid 9747] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9749] write(1, "executing program\n", 18 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9748] <... write resumed>) = 18 [pid 9747] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9746] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9750 attached [pid 9749] <... write resumed>) = 18 [pid 9748] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9746] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9750] set_robust_list(0x5555712a26a0, 24 [pid 9749] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] <... futex resumed>) = 0 [pid 9747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9750] <... set_robust_list resumed>) = 0 [pid 9749] <... futex resumed>) = 0 [pid 9748] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9750 ./strace-static-x86_64: Process 9751 attached [pid 9749] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9748] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9747] <... mmap resumed>) = 0x7f42e822b000 [pid 9751] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9749] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9747] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9746] <... clone3 resumed> => {parent_tid=[9751]}, 88) = 9751 [pid 9751] <... rseq resumed>) = 0 [pid 9750] <... prctl resumed>) = 0 [pid 9749] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9746] rt_sigprocmask(SIG_SETMASK, [], [pid 9747] <... mprotect resumed>) = 0 [pid 9751] set_robust_list(0x7f42e824b9a0, 24 [pid 9750] setpgid(0, 0 [pid 9749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9751] <... set_robust_list resumed>) = 0 [pid 9750] <... setpgid resumed>) = 0 [pid 9749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9747] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9748] <... mmap resumed>) = 0x7f42e822b000 [pid 9751] rt_sigprocmask(SIG_SETMASK, [], [pid 9750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9749] <... mmap resumed>) = 0x7f42e822b000 [pid 9751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9749] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9751] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9750] <... openat resumed>) = 3 [pid 9749] <... mprotect resumed>) = 0 [pid 9748] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9747] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9746] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9751] <... openat resumed>) = 3 [pid 9750] write(3, "1000", 4 [pid 9749] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9748] <... mprotect resumed>) = 0 [pid 9747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9746] <... futex resumed>) = 0 [pid 9751] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9749] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9746] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9752 attached [pid 9751] <... futex resumed>) = 0 [pid 9749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9752] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9751] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9748] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9753 attached [pid 9752] <... rseq resumed>) = 0 [pid 9751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9750] <... write resumed>) = 4 [pid 9748] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9747] <... clone3 resumed> => {parent_tid=[9752]}, 88) = 9752 [pid 9746] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9753] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9752] set_robust_list(0x7f42e824b9a0, 24 [pid 9751] dup(3 [pid 9750] close(3 [pid 9749] <... clone3 resumed> => {parent_tid=[9753]}, 88) = 9753 [pid 9748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9747] rt_sigprocmask(SIG_SETMASK, [], [pid 9746] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9754 attached [pid 9753] <... rseq resumed>) = 0 [pid 9752] <... set_robust_list resumed>) = 0 [pid 9751] <... dup resumed>) = 4 [pid 9750] <... close resumed>) = 0 [pid 9749] rt_sigprocmask(SIG_SETMASK, [], [pid 9747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9746] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9754] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9753] set_robust_list(0x7f42e824b9a0, 24 [pid 9752] rt_sigprocmask(SIG_SETMASK, [], [pid 9751] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 9750] write(1, "executing program\n", 18 [pid 9749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9748] <... clone3 resumed> => {parent_tid=[9754]}, 88) = 9754 [pid 9747] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9754] <... rseq resumed>) = 0 [pid 9753] <... set_robust_list resumed>) = 0 [pid 9752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9751] <... futex resumed>) = 0 [pid 9750] <... write resumed>) = 18 [pid 9749] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] rt_sigprocmask(SIG_SETMASK, [], [pid 9747] <... futex resumed>) = 0 [pid 9746] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9754] set_robust_list(0x7f42e824b9a0, 24 [pid 9753] rt_sigprocmask(SIG_SETMASK, [], [pid 9752] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9751] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9750] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9749] <... futex resumed>) = 0 [pid 9748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9747] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9746] <... futex resumed>) = 0 [pid 9754] <... set_robust_list resumed>) = 0 [pid 9753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9750] <... futex resumed>) = 0 [pid 9749] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9748] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9750] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9748] <... futex resumed>) = 0 [pid 9750] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9748] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9750] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9750] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9754] rt_sigprocmask(SIG_SETMASK, [], [pid 9753] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9752] <... openat resumed>) = 3 [pid 9754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9753] <... openat resumed>) = 3 [pid 9752] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9750] <... mprotect resumed>) = 0 [pid 9752] <... futex resumed>) = 1 [pid 9747] <... futex resumed>) = 0 [pid 9754] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9753] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9752] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9750] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9747] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9754] <... openat resumed>) = 3 [pid 9753] <... futex resumed>) = 1 [pid 9752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9750] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9749] <... futex resumed>) = 0 [pid 9747] <... futex resumed>) = 0 [pid 9754] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9753] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9752] dup(3 [pid 9750] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9749] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9747] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9755 attached [pid 9754] <... futex resumed>) = 1 [pid 9753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9752] <... dup resumed>) = 4 [pid 9749] <... futex resumed>) = 0 [pid 9748] <... futex resumed>) = 0 [pid 9755] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9754] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9753] dup(3 [pid 9752] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9750] <... clone3 resumed> => {parent_tid=[9755]}, 88) = 9755 [pid 9749] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9748] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9755] <... rseq resumed>) = 0 [pid 9754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9753] <... dup resumed>) = 4 [pid 9752] <... futex resumed>) = 1 [pid 9750] rt_sigprocmask(SIG_SETMASK, [], [pid 9748] <... futex resumed>) = 0 [pid 9747] <... futex resumed>) = 0 [pid 9755] set_robust_list(0x7f42e824b9a0, 24 [pid 9752] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9748] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9747] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9755] <... set_robust_list resumed>) = 0 [pid 9752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9747] <... futex resumed>) = 0 [pid 9755] rt_sigprocmask(SIG_SETMASK, [], [pid 9752] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9750] <... futex resumed>) = 0 [pid 9747] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9754] dup(3 [pid 9753] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9754] <... dup resumed>) = 4 [pid 9753] <... futex resumed>) = 1 [pid 9755] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9754] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9753] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9749] <... futex resumed>) = 0 [pid 9754] <... futex resumed>) = 1 [pid 9749] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9754] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9753] <... futex resumed>) = 0 [pid 9749] <... futex resumed>) = 1 [pid 9753] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9749] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9755] <... openat resumed>) = 3 [pid 9748] <... futex resumed>) = 0 [pid 9755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9755] <... futex resumed>) = 1 [pid 9754] <... futex resumed>) = 0 [pid 9750] <... futex resumed>) = 0 [pid 9748] <... futex resumed>) = 1 [pid 9746] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9754] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9746] <... futex resumed>) = 0 [pid 9755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9750] <... futex resumed>) = 0 [pid 9746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9755] dup(3) = 4 [pid 9750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] <... mmap resumed>) = 0x7f42e820a000 [pid 9750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9755] <... futex resumed>) = 0 [pid 9750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9755] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9750] <... futex resumed>) = 0 [pid 9750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9749] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9749] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9746] <... mprotect resumed>) = 0 [pid 9749] <... mmap resumed>) = 0x7f42e820a000 [pid 9749] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9746] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9749] <... mprotect resumed>) = 0 [pid 9749] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9756 attached => {parent_tid=[9756]}, 88) = 9756 [pid 9749] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9756] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9749] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9756] <... rseq resumed>) = 0 [pid 9749] <... futex resumed>) = 0 [pid 9747] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9756] set_robust_list(0x7f42e822a9a0, 24 [pid 9749] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9747] <... futex resumed>) = 0 [pid 9746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9757 attached [pid 9756] <... set_robust_list resumed>) = 0 [pid 9747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9757] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9756] rt_sigprocmask(SIG_SETMASK, [], [pid 9746] <... clone3 resumed> => {parent_tid=[9757]}, 88) = 9757 [pid 9757] <... rseq resumed>) = 0 [pid 9756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9747] <... mmap resumed>) = 0x7f42e820a000 [pid 9746] rt_sigprocmask(SIG_SETMASK, [], [pid 9757] set_robust_list(0x7f42e822a9a0, 24 [pid 9756] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9748] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9747] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9757] <... set_robust_list resumed>) = 0 [pid 9748] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9746] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9757] rt_sigprocmask(SIG_SETMASK, [], [pid 9748] <... futex resumed>) = 0 [pid 9746] <... futex resumed>) = 0 [pid 9757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9746] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9757] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9753] <... mmap resumed>) = 0x20000000 [pid 9752] <... mmap resumed>) = 0x20000000 [pid 9751] <... mmap resumed>) = 0x20000000 [pid 9757] <... madvise resumed>) = 0 [pid 9756] <... madvise resumed>) = 0 [pid 9755] <... mmap resumed>) = 0x20000000 [pid 9754] <... mmap resumed>) = 0x20000000 [pid 9753] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9752] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] <... mmap resumed>) = 0x7f42e820a000 [pid 9747] <... mprotect resumed>) = 0 [pid 9757] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9756] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9754] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9753] <... futex resumed>) = 0 [pid 9752] <... futex resumed>) = 0 [pid 9751] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9747] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9757] <... futex resumed>) = 1 [pid 9756] <... futex resumed>) = 1 [pid 9755] <... futex resumed>) = 1 [pid 9754] <... futex resumed>) = 0 [pid 9753] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9752] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9751] <... futex resumed>) = 0 [pid 9750] <... futex resumed>) = 0 [pid 9749] <... futex resumed>) = 0 [pid 9748] <... mprotect resumed>) = 0 [pid 9747] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9746] <... futex resumed>) = 0 [pid 9757] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9756] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9754] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9751] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9749] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9746] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9758 attached [pid 9755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9753] <... futex resumed>) = 0 [pid 9751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9750] <... futex resumed>) = 0 [pid 9749] <... futex resumed>) = 1 [pid 9748] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9746] <... futex resumed>) = 0 [pid 9750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9747] <... clone3 resumed> => {parent_tid=[9758]}, 88) = 9758 [pid 9746] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9759 attached [pid 9755] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9753] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9751] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9749] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9747] rt_sigprocmask(SIG_SETMASK, [], [pid 9759] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9748] <... clone3 resumed> => {parent_tid=[9759]}, 88) = 9759 [pid 9747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9759] <... rseq resumed>) = 0 [pid 9748] rt_sigprocmask(SIG_SETMASK, [], [pid 9747] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9759] set_robust_list(0x7f42e822a9a0, 24 [pid 9748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9747] <... futex resumed>) = 0 [pid 9759] <... set_robust_list resumed>) = 0 [pid 9748] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9747] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9759] rt_sigprocmask(SIG_SETMASK, [], [pid 9748] <... futex resumed>) = 0 [pid 9759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9748] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9759] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9759] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9758] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9755] <... madvise resumed>) = 0 [pid 9759] <... futex resumed>) = 1 [pid 9758] <... rseq resumed>) = 0 [pid 9755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] <... futex resumed>) = 0 [pid 9759] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9758] set_robust_list(0x7f42e822a9a0, 24 [pid 9755] <... futex resumed>) = 1 [pid 9750] <... futex resumed>) = 0 [pid 9748] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9758] <... set_robust_list resumed>) = 0 [pid 9755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9754] <... futex resumed>) = 0 [pid 9750] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9748] <... futex resumed>) = 1 [pid 9758] rt_sigprocmask(SIG_SETMASK, [], [pid 9755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9754] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9750] <... futex resumed>) = 0 [pid 9748] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9755] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9750] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9758] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9753] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9751] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9754] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9754] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9748] <... futex resumed>) = 0 [pid 9748] exit_group(0) = ? [pid 9754] +++ exited with 0 +++ [pid 9753] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9751] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9759] <... futex resumed>) = ? [pid 9753] <... futex resumed>) = 1 [pid 9751] <... futex resumed>) = 1 [pid 9749] <... futex resumed>) = 0 [pid 9746] <... futex resumed>) = 0 [pid 9753] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9751] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9749] exit_group(0 [pid 9756] <... futex resumed>) = ? [pid 9753] <... futex resumed>) = ? [pid 9749] <... exit_group resumed>) = ? [pid 9746] exit_group(0 [pid 9751] <... futex resumed>) = ? [pid 9746] <... exit_group resumed>) = ? [pid 9757] <... futex resumed>) = ? [pid 9757] +++ exited with 0 +++ [pid 9755] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9759] +++ exited with 0 +++ [pid 9758] <... madvise resumed>) = 0 [pid 9756] +++ exited with 0 +++ [pid 9755] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9753] +++ exited with 0 +++ [pid 9751] +++ exited with 0 +++ [pid 9749] +++ exited with 0 +++ [pid 9748] +++ exited with 0 +++ [pid 9747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9746] +++ exited with 0 +++ [pid 9758] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9755] <... futex resumed>) = 1 [pid 9750] <... futex resumed>) = 0 [pid 9747] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9748, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9746, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9749, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9758] <... futex resumed>) = 0 [pid 9755] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9752] <... futex resumed>) = 0 [pid 9750] exit_group(0 [pid 9747] <... futex resumed>) = 1 [pid 9758] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9755] <... futex resumed>) = ? [pid 9752] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9750] <... exit_group resumed>) = ? [pid 9747] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9755] +++ exited with 0 +++ [pid 9752] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9760 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9760 ./strace-static-x86_64: Process 9761 attached [pid 9760] set_robust_list(0x5555712a26a0, 24 [pid 9752] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9761] set_robust_list(0x5555712a26a0, 24 [pid 9752] <... futex resumed>) = 1 [pid 9750] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9761 ./strace-static-x86_64: Process 9762 attached [pid 9761] <... set_robust_list resumed>) = 0 [pid 9760] <... set_robust_list resumed>) = 0 [pid 9752] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9747] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9762 [pid 9762] set_robust_list(0x5555712a26a0, 24 [pid 9761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9747] exit_group(0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9750, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 9760] <... prctl resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9762] <... set_robust_list resumed>) = 0 [pid 9761] <... prctl resumed>) = 0 [pid 9760] setpgid(0, 0 [pid 9758] <... futex resumed>) = ? [pid 9752] <... futex resumed>) = ? [pid 9747] <... exit_group resumed>) = ? [pid 5838] <... restart_syscall resumed>) = 0 [pid 9762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9761] setpgid(0, 0 [pid 9760] <... setpgid resumed>) = 0 [pid 9758] +++ exited with 0 +++ [pid 9752] +++ exited with 0 +++ [pid 9762] <... prctl resumed>) = 0 [pid 9761] <... setpgid resumed>) = 0 [pid 9760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9762] setpgid(0, 0) = 0 [pid 9761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9760] <... openat resumed>) = 3 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9761] <... openat resumed>) = 3 ./strace-static-x86_64: Process 9763 attached [pid 9760] write(3, "1000", 4) = 4 executing program [pid 9760] close(3) = 0 [pid 9760] write(1, "executing program\n", 18) = 18 [pid 9760] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9760] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9763 [pid 9760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9760] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9763] set_robust_list(0x5555712a26a0, 24 [pid 9762] <... openat resumed>) = 3 [pid 9761] write(3, "1000", 4 [pid 9747] +++ exited with 0 +++ [pid 9763] <... set_robust_list resumed>) = 0 [pid 9761] <... write resumed>) = 4 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9747, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9762] write(3, "1000", 4 [pid 9760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9761] close(3 [pid 9763] <... prctl resumed>) = 0 [pid 9762] <... write resumed>) = 4 [pid 9761] <... close resumed>) = 0 executing program [pid 9763] setpgid(0, 0 [pid 9762] close(3 [pid 9761] write(1, "executing program\n", 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9763] <... setpgid resumed>) = 0 [pid 9762] <... close resumed>) = 0 [pid 9761] <... write resumed>) = 18 ./strace-static-x86_64: Process 9765 attached ./strace-static-x86_64: Process 9764 attached [pid 9763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 9762] write(1, "executing program\n", 18 [pid 9761] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9764 [pid 9765] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9763] <... openat resumed>) = 3 [pid 9762] <... write resumed>) = 18 [pid 9761] <... futex resumed>) = 0 [pid 9765] <... rseq resumed>) = 0 [pid 9764] set_robust_list(0x5555712a26a0, 24 [pid 9763] write(3, "1000", 4 [pid 9762] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9761] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9760] <... clone3 resumed> => {parent_tid=[9765]}, 88) = 9765 [pid 9765] set_robust_list(0x7f42e824b9a0, 24 [pid 9764] <... set_robust_list resumed>) = 0 [pid 9763] <... write resumed>) = 4 [pid 9762] <... futex resumed>) = 0 [pid 9761] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9765] <... set_robust_list resumed>) = 0 [pid 9763] close(3 [pid 9762] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9760] rt_sigprocmask(SIG_SETMASK, [], [pid 9765] rt_sigprocmask(SIG_SETMASK, [], [pid 9764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9763] <... close resumed>) = 0 [pid 9762] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9760] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9764] <... prctl resumed>) = 0 [pid 9763] write(1, "executing program\n", 18 [pid 9762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9760] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9765] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9764] setpgid(0, 0 [pid 9763] <... write resumed>) = 18 [pid 9762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9761] <... mmap resumed>) = 0x7f42e822b000 [pid 9760] <... futex resumed>) = 0 [pid 9763] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9761] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9763] <... futex resumed>) = 0 [pid 9761] <... mprotect resumed>) = 0 [pid 9763] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9761] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9763] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9761] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9760] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9765] <... openat resumed>) = 3 [pid 9764] <... setpgid resumed>) = 0 [pid 9763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9762] <... mmap resumed>) = 0x7f42e822b000 [pid 9761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9766 attached [pid 9765] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9762] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9766] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9761] <... clone3 resumed> => {parent_tid=[9766]}, 88) = 9766 [pid 9760] <... futex resumed>) = 0 [pid 9766] <... rseq resumed>) = 0 [pid 9765] <... futex resumed>) = 1 [pid 9764] <... openat resumed>) = 3 [pid 9763] <... mmap resumed>) = 0x7f42e822b000 [pid 9762] <... mprotect resumed>) = 0 [pid 9761] rt_sigprocmask(SIG_SETMASK, [], [pid 9760] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9766] set_robust_list(0x7f42e824b9a0, 24 [pid 9765] dup(3 [pid 9763] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9760] <... futex resumed>) = 0 [pid 9766] <... set_robust_list resumed>) = 0 [pid 9765] <... dup resumed>) = 4 [pid 9764] write(3, "1000", 4 [pid 9763] <... mprotect resumed>) = 0 [pid 9762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9761] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9760] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9766] rt_sigprocmask(SIG_SETMASK, [], [pid 9765] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] <... write resumed>) = 4 [pid 9763] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9761] <... futex resumed>) = 0 [pid 9760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9765] <... futex resumed>) = 0 [pid 9764] close(3 [pid 9762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9761] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9760] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9766] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9765] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 9764] <... close resumed>) = 0 [pid 9763] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9760] <... futex resumed>) = 0 [pid 9766] <... openat resumed>) = 3 [pid 9763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9767 attached [pid 9766] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] write(1, "executing program\n", 18 [pid 9760] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9768 attached [pid 9767] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9766] <... futex resumed>) = 1 [pid 9764] <... write resumed>) = 18 [pid 9763] <... clone3 resumed> => {parent_tid=[9767]}, 88) = 9767 [pid 9761] <... futex resumed>) = 0 [pid 9767] <... rseq resumed>) = 0 [pid 9766] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9763] rt_sigprocmask(SIG_SETMASK, [], [pid 9761] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9767] set_robust_list(0x7f42e824b9a0, 24 [pid 9766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9761] <... futex resumed>) = 0 [pid 9767] <... set_robust_list resumed>) = 0 [pid 9766] dup(3 [pid 9763] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9761] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9767] rt_sigprocmask(SIG_SETMASK, [], [pid 9766] <... dup resumed>) = 4 [pid 9763] <... futex resumed>) = 0 [pid 9767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9766] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9767] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9766] <... futex resumed>) = 1 [pid 9763] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9761] <... futex resumed>) = 0 [pid 9767] <... openat resumed>) = 3 [pid 9766] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9761] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9767] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9761] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9767] <... futex resumed>) = 1 [pid 9766] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9763] <... futex resumed>) = 0 [pid 9768] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9764] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9762] <... clone3 resumed> => {parent_tid=[9768]}, 88) = 9768 [pid 9768] <... rseq resumed>) = 0 [pid 9764] <... futex resumed>) = 0 [pid 9762] rt_sigprocmask(SIG_SETMASK, [], [pid 9768] set_robust_list(0x7f42e824b9a0, 24 [pid 9764] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9768] <... set_robust_list resumed>) = 0 [pid 9764] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9762] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9768] rt_sigprocmask(SIG_SETMASK, [], [pid 9764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9762] <... futex resumed>) = 0 [pid 9764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9762] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9767] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9763] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] <... mmap resumed>) = 0x7f42e822b000 [pid 9767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9764] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9763] <... futex resumed>) = 0 [pid 9767] dup(3 [pid 9764] <... mprotect resumed>) = 0 [pid 9763] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9767] <... dup resumed>) = 4 [pid 9767] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9763] <... futex resumed>) = 0 [pid 9767] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9763] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9768] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9763] <... futex resumed>) = 0 [pid 9768] <... openat resumed>) = 3 [pid 9767] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9763] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9768] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9769 attached [pid 9768] <... futex resumed>) = 1 [pid 9762] <... futex resumed>) = 0 [pid 9768] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9764] <... clone3 resumed> => {parent_tid=[9769]}, 88) = 9769 [pid 9762] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9769] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9762] <... futex resumed>) = 0 [pid 9769] <... rseq resumed>) = 0 [pid 9762] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9764] rt_sigprocmask(SIG_SETMASK, [], [pid 9768] dup(3 [pid 9764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9768] <... dup resumed>) = 4 [pid 9764] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9768] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9769] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9769] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9768] <... futex resumed>) = 1 [pid 9764] <... futex resumed>) = 0 [pid 9762] <... futex resumed>) = 0 [pid 9769] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9768] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9764] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9769] <... futex resumed>) = 0 [pid 9768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9762] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9769] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9762] <... futex resumed>) = 0 [pid 9768] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9764] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9762] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9769] dup(3) = 4 [pid 9769] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] <... futex resumed>) = 0 [pid 9764] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 9769] <... futex resumed>) = 0 [pid 9764] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9769] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9764] <... futex resumed>) = 0 [pid 9764] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9760] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9760] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9761] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9761] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9763] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9763] <... futex resumed>) = 0 [pid 9761] <... mmap resumed>) = 0x7f42e820a000 [pid 9763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9761] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9763] <... mmap resumed>) = 0x7f42e820a000 [pid 9761] <... mprotect resumed>) = 0 [pid 9763] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9761] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9763] <... mprotect resumed>) = 0 [pid 9761] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9763] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9770 attached [pid 9763] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9761] <... clone3 resumed> => {parent_tid=[9770]}, 88) = 9770 ./strace-static-x86_64: Process 9771 attached [pid 9761] rt_sigprocmask(SIG_SETMASK, [], [pid 9763] <... clone3 resumed> => {parent_tid=[9771]}, 88) = 9771 [pid 9761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9770] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9763] rt_sigprocmask(SIG_SETMASK, [], [pid 9762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9771] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9770] <... rseq resumed>) = 0 [pid 9762] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9771] <... rseq resumed>) = 0 [pid 9770] set_robust_list(0x7f42e822a9a0, 24 [pid 9762] <... futex resumed>) = 0 [pid 9771] set_robust_list(0x7f42e822a9a0, 24 [pid 9770] <... set_robust_list resumed>) = 0 [pid 9771] <... set_robust_list resumed>) = 0 [pid 9770] rt_sigprocmask(SIG_SETMASK, [], [pid 9762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9771] rt_sigprocmask(SIG_SETMASK, [], [pid 9770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9770] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9771] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9762] <... mmap resumed>) = 0x7f42e820a000 [pid 9761] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9760] <... mmap resumed>) = 0x7f42e820a000 [pid 9764] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9764] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9762] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9761] <... futex resumed>) = 1 [pid 9761] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9763] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9763] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9760] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9760] <... mprotect resumed>) = 0 [pid 9762] <... mprotect resumed>) = 0 [pid 9764] <... mmap resumed>) = 0x7f42e820a000 [pid 9771] <... futex resumed>) = 0 [pid 9764] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9770] <... futex resumed>) = 0 [pid 9762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9760] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9770] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9764] <... mprotect resumed>) = 0 [pid 9760] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9772]}, 88) = 9772 [pid 9760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9760] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9760] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9772 attached [pid 9771] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9772] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9772] <... rseq resumed>) = 0 [pid 9772] set_robust_list(0x7f42e822a9a0, 24./strace-static-x86_64: Process 9773 attached ) = 0 [pid 9764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9772] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 9774 attached [pid 9773] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9771] <... madvise resumed>) = 0 [pid 9770] <... madvise resumed>) = 0 [pid 9762] <... clone3 resumed> => {parent_tid=[9773]}, 88) = 9773 [pid 9773] <... rseq resumed>) = 0 [pid 9773] set_robust_list(0x7f42e822a9a0, 24 [pid 9771] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] <... clone3 resumed> => {parent_tid=[9774]}, 88) = 9774 [pid 9762] rt_sigprocmask(SIG_SETMASK, [], [pid 9774] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9773] <... set_robust_list resumed>) = 0 [pid 9771] <... futex resumed>) = 1 [pid 9770] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] rt_sigprocmask(SIG_SETMASK, [], [pid 9763] <... futex resumed>) = 0 [pid 9762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9763] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9762] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9773] rt_sigprocmask(SIG_SETMASK, [], [pid 9770] <... futex resumed>) = 1 [pid 9763] <... futex resumed>) = 0 [pid 9762] <... futex resumed>) = 0 [pid 9761] <... futex resumed>) = 0 [pid 9764] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9763] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9762] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9761] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9764] <... futex resumed>) = 0 [pid 9761] <... futex resumed>) = 0 [pid 9773] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9761] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9774] <... rseq resumed>) = 0 [pid 9772] <... madvise resumed>) = 0 [pid 9764] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9774] set_robust_list(0x7f42e822a9a0, 24 [pid 9772] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9774] <... set_robust_list resumed>) = 0 [pid 9772] <... futex resumed>) = 1 [pid 9760] <... futex resumed>) = 0 [pid 9774] rt_sigprocmask(SIG_SETMASK, [], [pid 9772] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9760] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9771] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9770] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9760] <... futex resumed>) = 0 [pid 9774] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9760] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9773] <... madvise resumed>) = 0 [pid 9773] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9771] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9770] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9768] <... mmap resumed>) = 0x20000000 [pid 9771] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9770] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9762] <... futex resumed>) = 0 [pid 9773] <... futex resumed>) = 1 [pid 9773] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9771] <... futex resumed>) = 1 [pid 9770] <... futex resumed>) = 1 [pid 9763] <... futex resumed>) = 0 [pid 9762] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9767] <... mmap resumed>) = 0x20000000 [pid 9761] <... futex resumed>) = 0 [pid 9770] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9762] <... futex resumed>) = 0 [pid 9762] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9766] <... mmap resumed>) = 0x20000000 [pid 9772] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9767] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9772] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9766] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9771] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9767] <... futex resumed>) = 0 [pid 9766] <... futex resumed>) = 0 [pid 9767] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9772] <... futex resumed>) = 1 [pid 9766] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9760] <... futex resumed>) = 0 [pid 9761] exit_group(0 [pid 9770] <... futex resumed>) = ? [pid 9766] <... futex resumed>) = ? [pid 9763] exit_group(0 [pid 9761] <... exit_group resumed>) = ? [pid 9770] +++ exited with 0 +++ [pid 9773] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9771] <... futex resumed>) = ? [pid 9769] <... mmap resumed>) = 0x20000000 [pid 9767] <... futex resumed>) = ? [pid 9766] +++ exited with 0 +++ [pid 9763] <... exit_group resumed>) = ? [pid 9761] +++ exited with 0 +++ [pid 9773] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9771] +++ exited with 0 +++ [pid 9768] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9767] +++ exited with 0 +++ [pid 9772] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9768] <... futex resumed>) = 0 [pid 9768] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9765] <... mmap resumed>) = 0x20000000 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9761, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9774] <... madvise resumed>) = 0 [pid 9773] <... futex resumed>) = 1 [pid 9769] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9763] +++ exited with 0 +++ [pid 9762] <... futex resumed>) = 0 [pid 9774] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9773] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9769] <... futex resumed>) = 0 [pid 9765] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9764] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9763, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9774] <... futex resumed>) = 0 [pid 9769] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9765] <... futex resumed>) = 0 [pid 9764] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9762] exit_group(0 [pid 9774] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9773] <... futex resumed>) = ? [pid 9769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9768] <... futex resumed>) = ? [pid 9765] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9764] <... futex resumed>) = 0 [pid 9762] <... exit_group resumed>) = ? [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9773] +++ exited with 0 +++ [pid 9769] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9768] +++ exited with 0 +++ [pid 9760] exit_group(0 [pid 9772] <... futex resumed>) = ? [pid 9765] <... futex resumed>) = ? [pid 9760] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 9775 attached [pid 9772] +++ exited with 0 +++ [pid 9769] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9765] +++ exited with 0 +++ [pid 9764] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9762] +++ exited with 0 +++ [pid 9760] +++ exited with 0 +++ [pid 9769] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9762, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9775 [pid 9764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9760, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9775] set_robust_list(0x5555712a26a0, 24 [pid 9769] <... futex resumed>) = 0 [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9764] exit_group(0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9775] <... set_robust_list resumed>) = 0 [pid 9774] <... futex resumed>) = ? [pid 9764] <... exit_group resumed>) = ? [pid 9774] +++ exited with 0 +++ [pid 9775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9769] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 9775] <... prctl resumed>) = 0 [pid 9775] setpgid(0, 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9776 attached [pid 9775] <... setpgid resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9777 attached [pid 9777] set_robust_list(0x5555712a26a0, 24 [pid 9775] <... openat resumed>) = 3 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9776 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9777 [pid 9777] <... set_robust_list resumed>) = 0 [pid 9777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9775] write(3, "1000", 4 [pid 9777] <... prctl resumed>) = 0 [pid 9775] <... write resumed>) = 4 [pid 9777] setpgid(0, 0 [pid 9775] close(3) = 0 ./strace-static-x86_64: Process 9778 attached [pid 9777] <... setpgid resumed>) = 0 [pid 9776] set_robust_list(0x5555712a26a0, 24 executing program [pid 9775] write(1, "executing program\n", 18 [pid 9764] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9778 [pid 9778] set_robust_list(0x5555712a26a0, 24 [pid 9777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9776] <... set_robust_list resumed>) = 0 [pid 9775] <... write resumed>) = 18 [pid 9778] <... set_robust_list resumed>) = 0 [pid 9777] <... openat resumed>) = 3 [pid 9776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9775] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9764, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9776] <... prctl resumed>) = 0 [pid 9775] <... futex resumed>) = 0 [pid 9778] <... prctl resumed>) = 0 [pid 9777] write(3, "1000", 4 [pid 9776] setpgid(0, 0 [pid 9775] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9778] setpgid(0, 0 [pid 9777] <... write resumed>) = 4 executing program [pid 9776] <... setpgid resumed>) = 0 [pid 9775] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9778] <... setpgid resumed>) = 0 [pid 9777] close(3 [pid 9775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9777] <... close resumed>) = 0 [pid 9776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9777] write(1, "executing program\n", 18 [pid 9775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9777] <... write resumed>) = 18 [pid 9776] <... openat resumed>) = 3 [pid 9775] <... mmap resumed>) = 0x7f42e822b000 [pid 9778] <... openat resumed>) = 3 [pid 9776] write(3, "1000", 4 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9778] write(3, "1000", 4 [pid 9776] <... write resumed>) = 4 [pid 9777] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9775] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9777] <... futex resumed>) = 0 [pid 9775] <... mprotect resumed>) = 0 [pid 9777] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9775] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9779 attached [pid 9778] <... write resumed>) = 4 [pid 9777] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9776] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9779 [pid 9779] set_robust_list(0x5555712a26a0, 24 [pid 9778] close(3 [pid 9777] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9776] <... close resumed>) = 0 [pid 9775] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9779] <... set_robust_list resumed>) = 0 [pid 9778] <... close resumed>) = 0 [pid 9777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] write(1, "executing program\n", 18 [pid 9775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}executing program executing program ./strace-static-x86_64: Process 9780 attached [pid 9779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9778] write(1, "executing program\n", 18 [pid 9777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9776] <... write resumed>) = 18 [pid 9779] <... prctl resumed>) = 0 [pid 9778] <... write resumed>) = 18 [pid 9777] <... mmap resumed>) = 0x7f42e822b000 [pid 9776] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9780] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9778] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9776] <... futex resumed>) = 0 [pid 9780] <... rseq resumed>) = 0 [pid 9779] setpgid(0, 0 [pid 9778] <... futex resumed>) = 0 [pid 9780] set_robust_list(0x7f42e824b9a0, 24 [pid 9779] <... setpgid resumed>) = 0 [pid 9780] <... set_robust_list resumed>) = 0 [pid 9778] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9776] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9780] rt_sigprocmask(SIG_SETMASK, [], [pid 9778] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9776] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9780] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9777] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9778] <... mmap resumed>) = 0x7f42e822b000 [pid 9775] <... clone3 resumed> => {parent_tid=[9780]}, 88) = 9780 [pid 9779] <... openat resumed>) = 3 [pid 9778] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9777] <... mprotect resumed>) = 0 [pid 9776] <... mmap resumed>) = 0x7f42e822b000 [pid 9775] rt_sigprocmask(SIG_SETMASK, [], [pid 9779] write(3, "1000", 4 [pid 9778] <... mprotect resumed>) = 0 [pid 9777] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9776] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9779] <... write resumed>) = 4 [pid 9777] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9775] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9776] <... mprotect resumed>) = 0 [pid 9780] <... futex resumed>) = 0 [pid 9779] close(3 [pid 9778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9775] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9781 attached [pid 9780] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9779] <... close resumed>) = 0 [pid 9778] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9775] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 9781] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9780] <... openat resumed>) = 3 [pid 9779] write(1, "executing program\n", 18 [pid 9778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9777] <... clone3 resumed> => {parent_tid=[9781]}, 88) = 9781 [pid 9776] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9782 attached [pid 9781] <... rseq resumed>) = 0 [pid 9779] <... write resumed>) = 18 [pid 9777] rt_sigprocmask(SIG_SETMASK, [], [pid 9776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9782] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9781] set_robust_list(0x7f42e824b9a0, 24 [pid 9780] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9779] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9778] <... clone3 resumed> => {parent_tid=[9782]}, 88) = 9782 [pid 9777] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9783 attached [pid 9782] <... rseq resumed>) = 0 [pid 9781] <... set_robust_list resumed>) = 0 [pid 9780] <... futex resumed>) = 1 [pid 9779] <... futex resumed>) = 0 [pid 9778] rt_sigprocmask(SIG_SETMASK, [], [pid 9777] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9775] <... futex resumed>) = 0 [pid 9783] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9782] set_robust_list(0x7f42e824b9a0, 24 [pid 9781] rt_sigprocmask(SIG_SETMASK, [], [pid 9780] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9779] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9777] <... futex resumed>) = 0 [pid 9776] <... clone3 resumed> => {parent_tid=[9783]}, 88) = 9783 [pid 9775] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9783] <... rseq resumed>) = 0 [pid 9782] <... set_robust_list resumed>) = 0 [pid 9781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9779] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9778] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9777] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9776] rt_sigprocmask(SIG_SETMASK, [], [pid 9775] <... futex resumed>) = 0 [pid 9783] set_robust_list(0x7f42e824b9a0, 24 [pid 9782] rt_sigprocmask(SIG_SETMASK, [], [pid 9780] dup(3 [pid 9779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9781] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9778] <... futex resumed>) = 0 [pid 9776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9775] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9783] <... set_robust_list resumed>) = 0 [pid 9782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9780] <... dup resumed>) = 4 [pid 9779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9778] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9783] rt_sigprocmask(SIG_SETMASK, [], [pid 9781] <... openat resumed>) = 3 [pid 9780] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9776] <... futex resumed>) = 0 [pid 9783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9781] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9780] <... futex resumed>) = 1 [pid 9779] <... mmap resumed>) = 0x7f42e822b000 [pid 9776] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9781] <... futex resumed>) = 1 [pid 9780] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9777] <... futex resumed>) = 0 [pid 9781] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9779] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9777] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9783] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9777] <... futex resumed>) = 0 [pid 9779] <... mprotect resumed>) = 0 [pid 9781] dup(3 [pid 9777] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9783] <... openat resumed>) = 3 [pid 9783] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9782] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9781] <... dup resumed>) = 4 [pid 9779] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9775] <... futex resumed>) = 0 [pid 9783] <... futex resumed>) = 1 [pid 9782] <... openat resumed>) = 3 [pid 9781] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9776] <... futex resumed>) = 0 [pid 9775] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9783] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9782] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9780] <... futex resumed>) = 0 [pid 9775] <... futex resumed>) = 1 [pid 9776] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9782] <... futex resumed>) = 1 [pid 9781] <... futex resumed>) = 1 [pid 9780] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9779] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9778] <... futex resumed>) = 0 [pid 9777] <... futex resumed>) = 0 [pid 9776] <... futex resumed>) = 0 [pid 9775] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9783] dup(3 [pid 9782] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9781] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9778] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9777] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9776] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9783] <... dup resumed>) = 4 [pid 9782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9777] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9784 attached [pid 9783] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9782] dup(3 [pid 9778] <... futex resumed>) = 0 [pid 9777] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9784] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9783] <... futex resumed>) = 1 [pid 9782] <... dup resumed>) = 4 [pid 9781] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9779] <... clone3 resumed> => {parent_tid=[9784]}, 88) = 9784 [pid 9778] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9776] <... futex resumed>) = 0 [pid 9784] <... rseq resumed>) = 0 [pid 9783] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9782] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9784] set_robust_list(0x7f42e824b9a0, 24 [pid 9782] <... futex resumed>) = 0 [pid 9778] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9784] <... set_robust_list resumed>) = 0 [pid 9782] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9778] <... futex resumed>) = 0 [pid 9784] rt_sigprocmask(SIG_SETMASK, [], [pid 9779] rt_sigprocmask(SIG_SETMASK, [], [pid 9776] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9783] <... futex resumed>) = 0 [pid 9779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] <... futex resumed>) = 1 [pid 9783] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9779] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9776] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9779] <... futex resumed>) = 0 [pid 9778] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9779] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9784] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9784] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9779] <... futex resumed>) = 0 [pid 9784] dup(3 [pid 9779] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9784] <... dup resumed>) = 4 [pid 9779] <... futex resumed>) = 0 [pid 9784] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9779] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9784] <... futex resumed>) = 0 [pid 9779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9784] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9779] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9779] <... futex resumed>) = 0 [pid 9784] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9779] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9775] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9775] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9775] <... futex resumed>) = 0 [pid 9775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9777] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9777] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9776] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9776] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 9777] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9776] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9776] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9777] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9776] <... futex resumed>) = 0 [pid 9777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9785 attached ) = 0x7f42e820a000 [pid 9777] <... clone3 resumed> => {parent_tid=[9785]}, 88) = 9785 [pid 9776] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9777] rt_sigprocmask(SIG_SETMASK, [], [pid 9776] <... mprotect resumed>) = 0 [pid 9777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9777] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9785] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9777] <... futex resumed>) = 0 [pid 9776] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9785] <... rseq resumed>) = 0 [pid 9777] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9785] set_robust_list(0x7f42e822a9a0, 24./strace-static-x86_64: Process 9786 attached ) = 0 [pid 9786] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9785] rt_sigprocmask(SIG_SETMASK, [], [pid 9776] <... clone3 resumed> => {parent_tid=[9786]}, 88) = 9786 [pid 9775] <... mmap resumed>) = 0x7f42e820a000 [pid 9786] <... rseq resumed>) = 0 [pid 9785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] rt_sigprocmask(SIG_SETMASK, [], [pid 9786] set_robust_list(0x7f42e822a9a0, 24 [pid 9785] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9775] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9786] <... set_robust_list resumed>) = 0 [pid 9786] rt_sigprocmask(SIG_SETMASK, [], [pid 9776] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9775] <... mprotect resumed>) = 0 [pid 9786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9778] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9778] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9775] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9786] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9776] <... futex resumed>) = 0 [pid 9778] <... futex resumed>) = 0 [pid 9775] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9776] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9787 attached [pid 9785] <... madvise resumed>) = 0 [pid 9778] <... mmap resumed>) = 0x7f42e820a000 [pid 9787] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9778] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9775] <... clone3 resumed> => {parent_tid=[9787]}, 88) = 9787 [pid 9787] <... rseq resumed>) = 0 [pid 9779] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9778] <... mprotect resumed>) = 0 [pid 9775] rt_sigprocmask(SIG_SETMASK, [], [pid 9779] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9787] set_robust_list(0x7f42e822a9a0, 24 [pid 9779] <... futex resumed>) = 0 [pid 9778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9787] <... set_robust_list resumed>) = 0 [pid 9785] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9779] <... mmap resumed>) = 0x7f42e820a000 [pid 9778] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9775] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9787] rt_sigprocmask(SIG_SETMASK, [], [pid 9786] <... madvise resumed>) = 0 [pid 9785] <... futex resumed>) = 1 [pid 9779] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9777] <... futex resumed>) = 0 [pid 9785] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9775] <... futex resumed>) = 0 [pid 9779] <... mprotect resumed>) = 0 [pid 9777] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9775] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9788 attached [pid 9787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9779] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9788] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9787] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9786] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9785] <... futex resumed>) = 0 [pid 9779] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9778] <... clone3 resumed> => {parent_tid=[9788]}, 88) = 9788 [pid 9777] <... futex resumed>) = 1 [pid 9788] <... rseq resumed>) = 0 [pid 9786] <... futex resumed>) = 1 [pid 9785] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9777] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9776] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9789 attached [pid 9788] set_robust_list(0x7f42e822a9a0, 24 [pid 9786] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9778] rt_sigprocmask(SIG_SETMASK, [], [pid 9776] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9789] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9788] <... set_robust_list resumed>) = 0 [pid 9786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9779] <... clone3 resumed> => {parent_tid=[9789]}, 88) = 9789 [pid 9778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9776] <... futex resumed>) = 0 [pid 9789] <... rseq resumed>) = 0 [pid 9788] rt_sigprocmask(SIG_SETMASK, [], [pid 9787] <... madvise resumed>) = 0 [pid 9779] rt_sigprocmask(SIG_SETMASK, [], [pid 9778] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9776] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9789] set_robust_list(0x7f42e822a9a0, 24 [pid 9788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9787] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9786] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9778] <... futex resumed>) = 0 [pid 9789] <... set_robust_list resumed>) = 0 [pid 9788] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9787] <... futex resumed>) = 1 [pid 9779] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9778] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9775] <... futex resumed>) = 0 [pid 9789] rt_sigprocmask(SIG_SETMASK, [], [pid 9788] <... madvise resumed>) = 0 [pid 9787] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9775] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9779] <... futex resumed>) = 0 [pid 9775] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9789] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9779] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9787] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9788] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9787] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9786] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9785] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9787] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9786] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9775] <... futex resumed>) = 0 [pid 9787] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9786] <... futex resumed>) = 1 [pid 9776] <... futex resumed>) = 0 [pid 9788] <... futex resumed>) = 1 [pid 9785] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9788] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9785] <... futex resumed>) = 1 [pid 9786] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9785] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9778] <... futex resumed>) = 0 [pid 9777] <... futex resumed>) = 0 [pid 9778] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9788] <... futex resumed>) = 0 [pid 9778] <... futex resumed>) = 1 [pid 9788] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9778] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9788] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9788] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9778] <... futex resumed>) = 0 [pid 9788] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9789] <... madvise resumed>) = 0 [pid 9789] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9779] <... futex resumed>) = 0 [pid 9779] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9789] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9779] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9789] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9789] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9779] <... futex resumed>) = 0 [pid 9789] <... futex resumed>) = 1 [pid 9789] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9784] <... mmap resumed>) = 0x20000000 [pid 9783] <... mmap resumed>) = 0x20000000 [pid 9782] <... mmap resumed>) = 0x20000000 [pid 9781] <... mmap resumed>) = 0x20000000 [pid 9780] <... mmap resumed>) = 0x20000000 [pid 9782] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9782] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9781] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9781] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9777] exit_group(0 [pid 9785] <... futex resumed>) = ? [pid 9784] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9783] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9781] <... futex resumed>) = ? [pid 9780] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9778] exit_group(0 [pid 9777] <... exit_group resumed>) = ? [pid 9775] exit_group(0 [pid 9788] <... futex resumed>) = ? [pid 9785] +++ exited with 0 +++ [pid 9782] <... futex resumed>) = ? [pid 9781] +++ exited with 0 +++ [pid 9780] <... futex resumed>) = 230 [pid 9778] <... exit_group resumed>) = ? [pid 9788] +++ exited with 0 +++ [pid 9787] <... futex resumed>) = ? [pid 9782] +++ exited with 0 +++ [pid 9783] <... futex resumed>) = 0 [pid 9780] +++ exited with 0 +++ [pid 9784] <... futex resumed>) = 0 [pid 9779] exit_group(0 [pid 9778] +++ exited with 0 +++ [pid 9777] +++ exited with 0 +++ [pid 9776] exit_group(0 [pid 9775] <... exit_group resumed>) = ? [pid 9789] <... futex resumed>) = ? [pid 9787] +++ exited with 0 +++ [pid 9786] <... futex resumed>) = ? [pid 9779] <... exit_group resumed>) = ? [pid 9776] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9778, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9789] +++ exited with 0 +++ [pid 9786] +++ exited with 0 +++ [pid 9784] +++ exited with 0 +++ [pid 9783] +++ exited with 0 +++ [pid 9775] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9777, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9775, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 9779] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9779, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9790 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9790] set_robust_list(0x5555712a26a0, 24 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9790 [pid 9790] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 9793 attached ./strace-static-x86_64: Process 9792 attached ./strace-static-x86_64: Process 9791 attached [pid 9790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9791] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9792 [pid 9791] <... set_robust_list resumed>) = 0 [pid 9793] set_robust_list(0x5555712a26a0, 24 [pid 9792] set_robust_list(0x5555712a26a0, 24 [pid 9790] <... prctl resumed>) = 0 [pid 9792] <... set_robust_list resumed>) = 0 [pid 9791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9790] setpgid(0, 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9791 [pid 9793] <... set_robust_list resumed>) = 0 [pid 9792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9790] <... setpgid resumed>) = 0 [pid 9793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9792] <... prctl resumed>) = 0 [pid 9791] <... prctl resumed>) = 0 [pid 9790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9793 [pid 9793] <... prctl resumed>) = 0 [pid 9792] setpgid(0, 0 [pid 9790] <... openat resumed>) = 3 [pid 9793] setpgid(0, 0 [pid 9792] <... setpgid resumed>) = 0 [pid 9793] <... setpgid resumed>) = 0 [pid 9792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9790] write(3, "1000", 4executing program [pid 9793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9790] <... write resumed>) = 4 [pid 9790] close(3 [pid 9793] <... openat resumed>) = 3 [pid 9792] <... openat resumed>) = 3 [pid 9791] setpgid(0, 0 [pid 9790] <... close resumed>) = 0 [pid 9791] <... setpgid resumed>) = 0 [pid 9793] write(3, "1000", 4 [pid 9790] write(1, "executing program\n", 18 [pid 9793] <... write resumed>) = 4 [pid 9792] write(3, "1000", 4 [pid 9791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9790] <... write resumed>) = 18 [pid 9793] close(3 [pid 9792] <... write resumed>) = 4 [pid 9790] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9793] <... close resumed>) = 0 executing program [pid 9791] <... openat resumed>) = 3 [pid 9793] write(1, "executing program\n", 18 [pid 9792] close(3executing program [pid 9791] write(3, "1000", 4 [pid 9790] <... futex resumed>) = 0 [pid 9793] <... write resumed>) = 18 [pid 9792] <... close resumed>) = 0 [pid 9790] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9793] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9792] write(1, "executing program\n", 18 [pid 9791] <... write resumed>) = 4 [pid 9790] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9793] <... futex resumed>) = 0 [pid 9792] <... write resumed>) = 18 [pid 9791] close(3 [pid 9793] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9792] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9791] <... close resumed>) = 0 [pid 9790] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9793] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 9792] <... futex resumed>) = 0 [pid 9791] write(1, "executing program\n", 18 [pid 9790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9791] <... write resumed>) = 18 [pid 9793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9792] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9792] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9791] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9790] <... mmap resumed>) = 0x7f42e822b000 [pid 9793] <... mmap resumed>) = 0x7f42e822b000 [pid 9792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9791] <... futex resumed>) = 0 [pid 9790] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9793] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9791] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9790] <... mprotect resumed>) = 0 [pid 9793] <... mprotect resumed>) = 0 [pid 9792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9791] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9793] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9792] <... mmap resumed>) = 0x7f42e822b000 [pid 9791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9790] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9776] +++ exited with 0 +++ [pid 9793] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9792] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9776, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9791] <... mmap resumed>) = 0x7f42e822b000 [pid 9793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9792] <... mprotect resumed>) = 0 [pid 9791] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9790] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9794 attached [pid 9792] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9794] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9793] <... clone3 resumed> => {parent_tid=[9794]}, 88) = 9794 [pid 9791] <... mprotect resumed>) = 0 [pid 9793] rt_sigprocmask(SIG_SETMASK, [], [pid 9792] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9790] <... clone3 resumed> => {parent_tid=[9795]}, 88) = 9795 [pid 9794] <... rseq resumed>) = 0 [pid 9793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9790] rt_sigprocmask(SIG_SETMASK, [], [pid 9791] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9795 attached [pid 9794] set_robust_list(0x7f42e824b9a0, 24 [pid 9793] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9795] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9794] <... set_robust_list resumed>) = 0 [pid 9791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9795] <... rseq resumed>) = 0 [pid 9794] rt_sigprocmask(SIG_SETMASK, [], [pid 9791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9795] set_robust_list(0x7f42e824b9a0, 24 [pid 9794] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9797 attached ./strace-static-x86_64: Process 9796 attached [pid 9793] <... futex resumed>) = 0 [pid 9792] <... clone3 resumed> => {parent_tid=[9796]}, 88) = 9796 [pid 9794] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9795] <... set_robust_list resumed>) = 0 [pid 9790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9796] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9795] rt_sigprocmask(SIG_SETMASK, [], [pid 9793] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9792] rt_sigprocmask(SIG_SETMASK, [], [pid 9790] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9797] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9796] <... rseq resumed>) = 0 [pid 9795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9794] <... openat resumed>) = 3 [pid 9792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9791] <... clone3 resumed> => {parent_tid=[9797]}, 88) = 9797 [pid 9790] <... futex resumed>) = 0 [pid 9797] <... rseq resumed>) = 0 [pid 9796] set_robust_list(0x7f42e824b9a0, 24 [pid 9795] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9794] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9792] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9791] rt_sigprocmask(SIG_SETMASK, [], [pid 9790] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9797] set_robust_list(0x7f42e824b9a0, 24 [pid 9796] <... set_robust_list resumed>) = 0 [pid 9795] <... openat resumed>) = 3 [pid 9794] <... futex resumed>) = 1 [pid 9793] <... futex resumed>) = 0 [pid 9792] <... futex resumed>) = 0 [pid 9791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9797] <... set_robust_list resumed>) = 0 [pid 9796] rt_sigprocmask(SIG_SETMASK, [], [pid 9795] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9794] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9793] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9792] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9791] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9797] rt_sigprocmask(SIG_SETMASK, [], [pid 9796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9795] <... futex resumed>) = 1 [pid 9794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9793] <... futex resumed>) = 0 [pid 9791] <... futex resumed>) = 0 [pid 9790] <... futex resumed>) = 0 [pid 9797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9796] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9795] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9794] dup(3 [pid 9793] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9791] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9790] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9797] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9796] <... openat resumed>) = 3 [pid 9795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9794] <... dup resumed>) = 4 [pid 9790] <... futex resumed>) = 0 [pid 9797] <... openat resumed>) = 3 [pid 9796] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9794] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9790] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9795] dup(3 [pid 9794] <... futex resumed>) = 1 [pid 9793] <... futex resumed>) = 0 [pid 9794] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9793] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9796] <... futex resumed>) = 1 [pid 9793] <... futex resumed>) = 0 [pid 9792] <... futex resumed>) = 0 [pid 9797] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9796] dup(3 [pid 9795] <... dup resumed>) = 4 [pid 9792] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9797] <... futex resumed>) = 1 [pid 9796] <... dup resumed>) = 4 [pid 9795] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9793] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9792] <... futex resumed>) = 0 [pid 9791] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9798 attached [pid 9797] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9796] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9795] <... futex resumed>) = 1 [pid 9794] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9792] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9791] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9790] <... futex resumed>) = 0 [pid 9798] set_robust_list(0x5555712a26a0, 24 [pid 9797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9796] <... futex resumed>) = 0 [pid 9795] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9791] <... futex resumed>) = 0 [pid 9790] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9798] <... set_robust_list resumed>) = 0 [pid 9797] dup(3 [pid 9796] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9792] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9791] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9790] <... futex resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9798 [pid 9798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9797] <... dup resumed>) = 4 [pid 9796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9795] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9792] <... futex resumed>) = 0 [pid 9790] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9797] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9796] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9792] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9798] <... prctl resumed>) = 0 [pid 9797] <... futex resumed>) = 1 [pid 9791] <... futex resumed>) = 0 [pid 9791] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9798] setpgid(0, 0 [pid 9797] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9798] <... setpgid resumed>) = 0 [pid 9791] <... futex resumed>) = 0 [pid 9791] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9798] write(3, "1000", 4) = 4 [pid 9798] close(3executing program ) = 0 [pid 9798] write(1, "executing program\n", 18) = 18 [pid 9798] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9798] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9798] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9798] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9798] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9799 attached [pid 9793] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9793] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9798] <... clone3 resumed> => {parent_tid=[9799]}, 88) = 9799 [pid 9798] rt_sigprocmask(SIG_SETMASK, [], [pid 9799] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9799] <... rseq resumed>) = 0 [pid 9793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9798] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9799] set_robust_list(0x7f42e824b9a0, 24 [pid 9798] <... futex resumed>) = 0 [pid 9790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9798] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9790] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9799] <... set_robust_list resumed>) = 0 [pid 9793] <... mmap resumed>) = 0x7f42e820a000 [pid 9790] <... futex resumed>) = 0 [pid 9799] rt_sigprocmask(SIG_SETMASK, [], [pid 9793] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9793] <... mprotect resumed>) = 0 [pid 9792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9791] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9799] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9792] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9799] <... openat resumed>) = 3 [pid 9792] <... futex resumed>) = 0 [pid 9792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9799] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9798] <... futex resumed>) = 0 [pid 9798] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9799] dup(3 [pid 9798] <... futex resumed>) = 0 [pid 9799] <... dup resumed>) = 4 [pid 9798] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9791] <... futex resumed>) = 0 [pid 9799] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9792] <... mmap resumed>) = 0x7f42e820a000 [pid 9799] <... futex resumed>) = 1 [pid 9798] <... futex resumed>) = 0 [pid 9798] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9792] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9793] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9791] <... mmap resumed>) = 0x7f42e820a000 [pid 9799] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9798] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9793] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9792] <... mprotect resumed>) = 0 [pid 9791] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9792] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9791] <... mprotect resumed>) = 0 [pid 9790] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9800 attached [pid 9792] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9793] <... clone3 resumed> => {parent_tid=[9800]}, 88) = 9800 [pid 9792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9793] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9801 attached NULL, 8) = 0 [pid 9791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9790] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 9802 attached [pid 9800] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9793] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9792] <... clone3 resumed> => {parent_tid=[9801]}, 88) = 9801 [pid 9790] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9802] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9801] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9800] <... rseq resumed>) = 0 [pid 9793] <... futex resumed>) = 0 [pid 9792] rt_sigprocmask(SIG_SETMASK, [], [pid 9791] <... clone3 resumed> => {parent_tid=[9802]}, 88) = 9802 [pid 9790] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9791] rt_sigprocmask(SIG_SETMASK, [], [pid 9793] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9800] set_robust_list(0x7f42e822a9a0, 24 [pid 9792] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9802] <... rseq resumed>) = 0 [pid 9800] <... set_robust_list resumed>) = 0 [pid 9792] <... futex resumed>) = 0 [pid 9791] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9802] set_robust_list(0x7f42e822a9a0, 24 [pid 9800] rt_sigprocmask(SIG_SETMASK, [], [pid 9791] <... futex resumed>) = 0 [pid 9802] <... set_robust_list resumed>) = 0 [pid 9800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9792] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9802] rt_sigprocmask(SIG_SETMASK, [], [pid 9800] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9791] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9802] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9803 attached [pid 9801] <... rseq resumed>) = 0 [pid 9801] set_robust_list(0x7f42e822a9a0, 24 [pid 9790] <... clone3 resumed> => {parent_tid=[9803]}, 88) = 9803 [pid 9801] <... set_robust_list resumed>) = 0 [pid 9790] rt_sigprocmask(SIG_SETMASK, [], [pid 9801] rt_sigprocmask(SIG_SETMASK, [], [pid 9790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9790] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9801] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9790] <... futex resumed>) = 0 [pid 9802] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9800] <... madvise resumed>) = 0 [pid 9790] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9803] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9803] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9801] <... madvise resumed>) = 0 [pid 9803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9803] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9802] <... madvise resumed>) = 0 [pid 9800] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9803] <... madvise resumed>) = 0 [pid 9802] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9801] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9800] <... futex resumed>) = 1 [pid 9793] <... futex resumed>) = 0 [pid 9793] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9800] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9793] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9803] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9802] <... futex resumed>) = 1 [pid 9801] <... futex resumed>) = 1 [pid 9792] <... futex resumed>) = 0 [pid 9791] <... futex resumed>) = 0 [pid 9803] <... futex resumed>) = 1 [pid 9802] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9801] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9791] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9790] <... futex resumed>) = 0 [pid 9803] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9792] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9791] <... futex resumed>) = 0 [pid 9790] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9801] <... futex resumed>) = 0 [pid 9792] <... futex resumed>) = 1 [pid 9791] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9790] <... futex resumed>) = 0 [pid 9803] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9802] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9801] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9792] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9790] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9798] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9798] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9798] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9798] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9804 attached => {parent_tid=[9804]}, 88) = 9804 [pid 9804] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9798] rt_sigprocmask(SIG_SETMASK, [], [pid 9804] set_robust_list(0x7f42e822a9a0, 24 [pid 9798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9804] <... set_robust_list resumed>) = 0 [pid 9798] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9804] rt_sigprocmask(SIG_SETMASK, [], [pid 9798] <... futex resumed>) = 0 [pid 9804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9798] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9804] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9804] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9803] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9802] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9801] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9800] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9793] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9804] <... futex resumed>) = 1 [pid 9801] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9798] <... futex resumed>) = 0 [pid 9804] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9803] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9802] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9801] <... futex resumed>) = 0 [pid 9800] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9803] <... futex resumed>) = 0 [pid 9802] <... futex resumed>) = 0 [pid 9801] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9800] <... futex resumed>) = 0 [pid 9798] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9803] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9802] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9804] <... futex resumed>) = 0 [pid 9800] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9798] <... futex resumed>) = 1 [pid 9804] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9798] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9804] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9804] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9798] <... futex resumed>) = 0 [pid 9804] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9797] <... mmap resumed>) = 0x20000000 [pid 9799] <... mmap resumed>) = 0x20000000 [pid 9799] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9797] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9799] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9797] <... futex resumed>) = 0 [pid 9796] <... mmap resumed>) = 0x20000000 [pid 9797] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9796] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9795] <... mmap resumed>) = 0x20000000 [pid 9798] exit_group(0 [pid 9796] <... futex resumed>) = 0 [pid 9794] <... mmap resumed>) = 0x20000000 [pid 9795] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9804] <... futex resumed>) = ? [pid 9799] <... futex resumed>) = ? [pid 9798] <... exit_group resumed>) = ? [pid 9796] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9794] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9792] exit_group(0 [pid 9795] <... futex resumed>) = 0 [pid 9791] exit_group(0 [pid 9790] exit_group(0 [pid 9802] <... futex resumed>) = ? [pid 9801] <... futex resumed>) = ? [pid 9803] <... futex resumed>) = ? [pid 9799] +++ exited with 0 +++ [pid 9797] <... futex resumed>) = ? [pid 9796] <... futex resumed>) = ? [pid 9794] <... futex resumed>) = 0 [pid 9792] <... exit_group resumed>) = ? [pid 9791] <... exit_group resumed>) = ? [pid 9790] <... exit_group resumed>) = ? [pid 9803] +++ exited with 0 +++ [pid 9802] +++ exited with 0 +++ [pid 9801] +++ exited with 0 +++ [pid 9797] +++ exited with 0 +++ [pid 9796] +++ exited with 0 +++ [pid 9794] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9792] +++ exited with 0 +++ [pid 9791] +++ exited with 0 +++ [pid 9793] exit_group(0 [pid 9800] <... futex resumed>) = ? [pid 9794] <... futex resumed>) = ? [pid 9793] <... exit_group resumed>) = ? [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9791, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9792, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 9800] +++ exited with 0 +++ [pid 9794] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9805 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9805 [pid 9805] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9805] setpgid(0, 0./strace-static-x86_64: Process 9806 attached ) = 0 [pid 9793] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9806 [pid 9805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9793, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9806] set_robust_list(0x5555712a26a0, 24 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9805] <... openat resumed>) = 3 [pid 9806] <... set_robust_list resumed>) = 0 [pid 9804] +++ exited with 0 +++ [pid 9805] write(3, "1000", 4 [pid 9798] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 9806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9798, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9805] <... write resumed>) = 4 [pid 9805] close(3executing program ) = 0 [pid 9805] write(1, "executing program\n", 18 [pid 9806] <... prctl resumed>) = 0 [pid 9805] <... write resumed>) = 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9806] setpgid(0, 0 [pid 9805] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9806] <... setpgid resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9808 attached ./strace-static-x86_64: Process 9807 attached [pid 9806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9805] <... futex resumed>) = 0 [pid 9795] +++ exited with 0 +++ [pid 9790] +++ exited with 0 +++ [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9807 [pid 9808] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9806] <... openat resumed>) = 3 [pid 9805] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9790, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9807] set_robust_list(0x5555712a26a0, 24 [pid 9806] write(3, "1000", 4 [pid 9805] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9808 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9807] <... set_robust_list resumed>) = 0 [pid 9806] <... write resumed>) = 4 [pid 9808] <... prctl resumed>) = 0 [pid 9807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9806] close(3 [pid 9805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9808] setpgid(0, 0 [pid 9807] <... prctl resumed>) = 0 [pid 9806] <... close resumed>) = 0 [pid 9805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9808] <... setpgid resumed>) = 0 executing program [pid 9806] write(1, "executing program\n", 18 [pid 9805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9807] setpgid(0, 0 [pid 9806] <... write resumed>) = 18 [pid 9806] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9805] <... mmap resumed>) = 0x7f42e822b000 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9805] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9807] <... setpgid resumed>) = 0 [pid 9806] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9808] <... openat resumed>) = 3 [pid 9807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9806] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9805] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9809 attached [pid 9808] write(3, "1000", 4 [pid 9806] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9808] <... write resumed>) = 4 [pid 9807] <... openat resumed>) = 3 [pid 9806] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9809] set_robust_list(0x5555712a26a0, 24 [pid 9808] close(3 [pid 9805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9809 ./strace-static-x86_64: Process 9810 attached [pid 9809] <... set_robust_list resumed>) = 0 [pid 9808] <... close resumed>) = 0 [pid 9807] write(3, "1000", 4 [pid 9806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9810] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 executing program [pid 9808] write(1, "executing program\n", 18 [pid 9806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9805] <... clone3 resumed> => {parent_tid=[9810]}, 88) = 9810 [pid 9808] <... write resumed>) = 18 [pid 9806] <... mmap resumed>) = 0x7f42e822b000 [pid 9805] rt_sigprocmask(SIG_SETMASK, [], [pid 9810] <... rseq resumed>) = 0 [pid 9809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9808] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] <... write resumed>) = 4 [pid 9806] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9810] set_robust_list(0x7f42e824b9a0, 24 [pid 9809] <... prctl resumed>) = 0 [pid 9808] <... futex resumed>) = 0 [pid 9807] close(3 [pid 9806] <... mprotect resumed>) = 0 [pid 9805] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9810] <... set_robust_list resumed>) = 0 [pid 9808] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9807] <... close resumed>) = 0 [pid 9805] <... futex resumed>) = 0 [pid 9810] rt_sigprocmask(SIG_SETMASK, [], [pid 9809] setpgid(0, 0 [pid 9808] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9806] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9807] write(1, "executing program\n", 18executing program [pid 9805] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9809] <... setpgid resumed>) = 0 [pid 9808] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9807] <... write resumed>) = 18 [pid 9806] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9810] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9810] <... openat resumed>) = 3 [pid 9808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9807] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9811 attached [pid 9810] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9808] <... mmap resumed>) = 0x7f42e822b000 [pid 9807] <... futex resumed>) = 0 [pid 9806] <... clone3 resumed> => {parent_tid=[9811]}, 88) = 9811 [pid 9811] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9810] <... futex resumed>) = 1 [pid 9809] <... openat resumed>) = 3 [pid 9808] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9807] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9806] rt_sigprocmask(SIG_SETMASK, [], [pid 9805] <... futex resumed>) = 0 [pid 9811] <... rseq resumed>) = 0 [pid 9810] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9809] write(3, "1000", 4 [pid 9808] <... mprotect resumed>) = 0 [pid 9807] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9805] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9811] set_robust_list(0x7f42e824b9a0, 24 [pid 9810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9809] <... write resumed>) = 4 [pid 9808] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9806] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9805] <... futex resumed>) = 0 [pid 9811] <... set_robust_list resumed>) = 0 [pid 9810] dup(3 [pid 9809] close(3 [pid 9807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9810] <... dup resumed>) = 4 [pid 9807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9805] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9811] rt_sigprocmask(SIG_SETMASK, [], [pid 9810] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] <... close resumed>) = 0 [pid 9808] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9807] <... mmap resumed>) = 0x7f42e822b000 executing program [pid 9806] <... futex resumed>) = 0 [pid 9805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9810] <... futex resumed>) = 0 [pid 9809] write(1, "executing program\n", 18 [pid 9808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9807] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9806] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9805] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9812 attached [pid 9811] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9810] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9809] <... write resumed>) = 18 [pid 9807] <... mprotect resumed>) = 0 [pid 9805] <... futex resumed>) = 0 [pid 9809] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9812] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9811] <... openat resumed>) = 3 [pid 9808] <... clone3 resumed> => {parent_tid=[9812]}, 88) = 9812 [pid 9805] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9812] <... rseq resumed>) = 0 [pid 9811] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] <... futex resumed>) = 0 [pid 9808] rt_sigprocmask(SIG_SETMASK, [], [pid 9807] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9812] set_robust_list(0x7f42e824b9a0, 24 [pid 9809] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9809] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9807] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9809] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 9813 attached [pid 9812] <... set_robust_list resumed>) = 0 [pid 9811] <... futex resumed>) = 1 [pid 9809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9808] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9806] <... futex resumed>) = 0 [pid 9813] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9812] rt_sigprocmask(SIG_SETMASK, [], [pid 9811] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9809] <... mmap resumed>) = 0x7f42e822b000 [pid 9808] <... futex resumed>) = 0 [pid 9806] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9813] <... rseq resumed>) = 0 [pid 9812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9809] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9808] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9807] <... clone3 resumed> => {parent_tid=[9813]}, 88) = 9813 [pid 9806] <... futex resumed>) = 0 [pid 9813] set_robust_list(0x7f42e824b9a0, 24 [pid 9812] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9811] dup(3 [pid 9809] <... mprotect resumed>) = 0 [pid 9807] rt_sigprocmask(SIG_SETMASK, [], [pid 9806] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9813] <... set_robust_list resumed>) = 0 [pid 9812] <... openat resumed>) = 3 [pid 9811] <... dup resumed>) = 4 [pid 9809] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9813] rt_sigprocmask(SIG_SETMASK, [], [pid 9812] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9811] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9812] <... futex resumed>) = 1 [pid 9811] <... futex resumed>) = 1 [pid 9809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9808] <... futex resumed>) = 0 [pid 9807] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9806] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9814 attached [pid 9813] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9812] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9811] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9808] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] <... futex resumed>) = 0 [pid 9806] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9808] <... futex resumed>) = 0 [pid 9807] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9806] <... futex resumed>) = 0 [pid 9814] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9813] <... openat resumed>) = 3 [pid 9812] dup(3 [pid 9811] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9808] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9806] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9814] <... rseq resumed>) = 0 [pid 9813] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9812] <... dup resumed>) = 4 [pid 9809] <... clone3 resumed> => {parent_tid=[9814]}, 88) = 9814 [pid 9814] set_robust_list(0x7f42e824b9a0, 24 [pid 9813] <... futex resumed>) = 1 [pid 9809] rt_sigprocmask(SIG_SETMASK, [], [pid 9807] <... futex resumed>) = 0 [pid 9814] <... set_robust_list resumed>) = 0 [pid 9813] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9812] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9814] rt_sigprocmask(SIG_SETMASK, [], [pid 9813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9812] <... futex resumed>) = 0 [pid 9809] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9807] <... futex resumed>) = 0 [pid 9814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9813] dup(3 [pid 9812] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9809] <... futex resumed>) = 0 [pid 9808] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9814] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9813] <... dup resumed>) = 4 [pid 9812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9809] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9808] <... futex resumed>) = 0 [pid 9814] <... openat resumed>) = 3 [pid 9813] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9812] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9814] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9813] <... futex resumed>) = 1 [pid 9808] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9807] <... futex resumed>) = 0 [pid 9814] <... futex resumed>) = 1 [pid 9813] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9809] <... futex resumed>) = 0 [pid 9814] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9807] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9813] <... futex resumed>) = 0 [pid 9809] <... futex resumed>) = 0 [pid 9807] <... futex resumed>) = 1 [pid 9814] dup(3 [pid 9813] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9809] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9807] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9814] <... dup resumed>) = 4 [pid 9814] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9809] <... futex resumed>) = 0 [pid 9814] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9809] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9809] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9805] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9805] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9805] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9815 attached => {parent_tid=[9815]}, 88) = 9815 [pid 9805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9805] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9805] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9815] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9815] set_robust_list(0x7f42e822a9a0, 24 [pid 9806] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9815] <... set_robust_list resumed>) = 0 [pid 9815] rt_sigprocmask(SIG_SETMASK, [], [pid 9806] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9806] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9815] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9806] <... mprotect resumed>) = 0 [pid 9806] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9816 attached => {parent_tid=[9816]}, 88) = 9816 [pid 9806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9806] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9806] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9816] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9816] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9808] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9816] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9808] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9816] <... madvise resumed>) = 0 [pid 9808] <... futex resumed>) = 0 [pid 9807] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9815] <... madvise resumed>) = 0 [pid 9808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9807] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9815] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9816] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] <... mmap resumed>) = 0x7f42e820a000 [pid 9815] <... futex resumed>) = 1 [pid 9809] <... futex resumed>) = 0 [pid 9805] <... futex resumed>) = 0 [pid 9807] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9816] <... futex resumed>) = 1 [pid 9815] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9807] <... mprotect resumed>) = 0 [pid 9806] <... futex resumed>) = 0 [pid 9805] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9816] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9809] <... mmap resumed>) = 0x7f42e820a000 [pid 9807] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9806] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9805] <... futex resumed>) = 0 [pid 9809] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9808] <... mmap resumed>) = 0x7f42e820a000 [pid 9807] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9806] <... futex resumed>) = 0 [pid 9805] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9809] <... mprotect resumed>) = 0 [pid 9808] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9806] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9808] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9817 attached [pid 9817] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9807] <... clone3 resumed> => {parent_tid=[9817]}, 88) = 9817 [pid 9809] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9807] rt_sigprocmask(SIG_SETMASK, [], [pid 9809] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9808] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9817] <... rseq resumed>) = 0 [pid 9809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9808] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9817] set_robust_list(0x7f42e822a9a0, 24 [pid 9807] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9818 attached [pid 9817] <... set_robust_list resumed>) = 0 [pid 9808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9807] <... futex resumed>) = 0 [pid 9818] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9817] rt_sigprocmask(SIG_SETMASK, [], [pid 9809] <... clone3 resumed> => {parent_tid=[9818]}, 88) = 9818 [pid 9807] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9819 attached [pid 9818] <... rseq resumed>) = 0 [pid 9817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9809] rt_sigprocmask(SIG_SETMASK, [], [pid 9819] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9817] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9808] <... clone3 resumed> => {parent_tid=[9819]}, 88) = 9819 [pid 9808] rt_sigprocmask(SIG_SETMASK, [], [pid 9809] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9818] set_robust_list(0x7f42e822a9a0, 24 [pid 9809] <... futex resumed>) = 0 [pid 9808] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9818] <... set_robust_list resumed>) = 0 [pid 9818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9818] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9819] <... rseq resumed>) = 0 [pid 9809] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9808] <... futex resumed>) = 0 [pid 9819] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9818] <... madvise resumed>) = 0 [pid 9817] <... madvise resumed>) = 0 [pid 9808] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9819] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9818] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9817] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9818] <... futex resumed>) = 1 [pid 9817] <... futex resumed>) = 1 [pid 9809] <... futex resumed>) = 0 [pid 9807] <... futex resumed>) = 0 [pid 9809] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] <... futex resumed>) = 0 [pid 9807] <... futex resumed>) = 0 [pid 9809] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9807] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9818] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9817] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9819] <... madvise resumed>) = 0 [pid 9819] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9808] <... futex resumed>) = 0 [pid 9816] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9819] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9818] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9817] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9815] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9808] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9818] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9806] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9818] <... futex resumed>) = 1 [pid 9805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9818] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9815] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9808] <... futex resumed>) = 0 [pid 9815] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9817] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9816] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9809] <... futex resumed>) = 0 [pid 9808] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9817] <... futex resumed>) = 1 [pid 9816] <... futex resumed>) = 0 [pid 9807] <... futex resumed>) = 0 [pid 9819] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9817] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9816] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9819] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9808] <... futex resumed>) = 0 [pid 9819] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9814] <... mmap resumed>) = 0x20000000 [pid 9813] <... mmap resumed>) = 0x20000000 [pid 9812] <... mmap resumed>) = 0x20000000 [pid 9811] <... mmap resumed>) = 0x20000000 [pid 9810] <... mmap resumed>) = 0x20000000 [pid 9813] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9807] exit_group(0 [pid 9810] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9811] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9817] <... futex resumed>) = ? [pid 9814] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9813] <... futex resumed>) = ? [pid 9811] <... futex resumed>) = 0 [pid 9810] <... futex resumed>) = 0 [pid 9807] <... exit_group resumed>) = ? [pid 9812] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9817] +++ exited with 0 +++ [pid 9814] <... futex resumed>) = 0 [pid 9813] +++ exited with 0 +++ [pid 9811] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9810] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9809] exit_group(0 [pid 9818] <... futex resumed>) = ? [pid 9812] <... futex resumed>) = 0 [pid 9809] <... exit_group resumed>) = ? [pid 9808] exit_group(0 [pid 9806] exit_group(0 [pid 9805] exit_group(0 [pid 9819] <... futex resumed>) = ? [pid 9818] +++ exited with 0 +++ [pid 9816] <... futex resumed>) = ? [pid 9814] +++ exited with 0 +++ [pid 9811] <... futex resumed>) = ? [pid 9808] <... exit_group resumed>) = ? [pid 9806] <... exit_group resumed>) = ? [pid 9819] +++ exited with 0 +++ [pid 9816] +++ exited with 0 +++ [pid 9815] <... futex resumed>) = ? [pid 9811] +++ exited with 0 +++ [pid 9810] <... futex resumed>) = ? [pid 9807] +++ exited with 0 +++ [pid 9805] <... exit_group resumed>) = ? [pid 9815] +++ exited with 0 +++ [pid 9809] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9807, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9809, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 9812] +++ exited with 0 +++ [pid 9808] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9808, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9820 attached [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9820 ./strace-static-x86_64: Process 9821 attached [pid 9820] set_robust_list(0x5555712a26a0, 24 [pid 9821] set_robust_list(0x5555712a26a0, 24./strace-static-x86_64: Process 9822 attached ) = 0 [pid 9820] <... set_robust_list resumed>) = 0 [pid 9810] +++ exited with 0 +++ [pid 9805] +++ exited with 0 +++ [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9822 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9821 [pid 9822] set_robust_list(0x5555712a26a0, 24 [pid 9821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9805, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 9822] <... set_robust_list resumed>) = 0 [pid 9821] <... prctl resumed>) = 0 [pid 9820] <... prctl resumed>) = 0 [pid 9822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9821] setpgid(0, 0 [pid 9820] setpgid(0, 0 [pid 9822] <... prctl resumed>) = 0 [pid 9821] <... setpgid resumed>) = 0 [pid 9820] <... setpgid resumed>) = 0 [pid 9822] setpgid(0, 0 [pid 9821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9822] <... setpgid resumed>) = 0 [pid 9821] <... openat resumed>) = 3 [pid 9820] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9820] write(3, "1000", 4./strace-static-x86_64: Process 9823 attached [pid 9822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9821] write(3, "1000", 4 [pid 9820] <... write resumed>) = 4 [pid 9806] +++ exited with 0 +++ [pid 9822] <... openat resumed>) = 3 [pid 9821] <... write resumed>) = 4 [pid 9820] close(3 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9806, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- executing program [pid 9823] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9820] <... close resumed>) = 0 [pid 9820] write(1, "executing program\n", 18) = 18 [pid 9820] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9820] <... futex resumed>) = 0 [pid 9820] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9821] close(3 [pid 9820] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9822] write(3, "1000", 4 [pid 9821] <... close resumed>) = 0 [pid 9820] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 9822] <... write resumed>) = 4 [pid 9821] write(1, "executing program\n", 18 [pid 9820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9823 [pid 9822] close(3 [pid 9821] <... write resumed>) = 18 [pid 9820] <... mmap resumed>) = 0x7f42e822b000 [pid 9822] <... close resumed>) = 0 [pid 9821] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9820] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 9823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9822] write(1, "executing program\n", 18 [pid 9821] <... futex resumed>) = 0 [pid 9820] <... mprotect resumed>) = 0 [pid 9823] <... prctl resumed>) = 0 [pid 9822] <... write resumed>) = 18 [pid 9821] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9823] setpgid(0, 0 [pid 9822] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9821] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9823] <... setpgid resumed>) = 0 [pid 9823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9822] <... futex resumed>) = 0 [pid 9821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9822] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9822] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 9824 attached [pid 9823] <... openat resumed>) = 3 [pid 9822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9821] <... mmap resumed>) = 0x7f42e822b000 [pid 9820] <... clone3 resumed> => {parent_tid=[9824]}, 88) = 9824 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9824] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9823] write(3, "1000", 4 [pid 9822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9821] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9820] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9825 attached [pid 9824] <... rseq resumed>) = 0 [pid 9823] <... write resumed>) = 4 [pid 9822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9825] set_robust_list(0x5555712a26a0, 24 [pid 9824] set_robust_list(0x7f42e824b9a0, 24 [pid 9823] close(3 [pid 9821] <... mprotect resumed>) = 0 [pid 9820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9825] <... set_robust_list resumed>) = 0 [pid 9824] <... set_robust_list resumed>) = 0 [pid 9823] <... close resumed>) = 0 [pid 9822] <... mmap resumed>) = 0x7f42e822b000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9825 [pid 9825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9824] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 9823] write(1, "executing program\n", 18 [pid 9822] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9821] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9820] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9825] <... prctl resumed>) = 0 [pid 9824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9823] <... write resumed>) = 18 [pid 9820] <... futex resumed>) = 0 [pid 9825] setpgid(0, 0 [pid 9824] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9823] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9822] <... mprotect resumed>) = 0 [pid 9821] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9820] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9825] <... setpgid resumed>) = 0 [pid 9823] <... futex resumed>) = 0 [pid 9822] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9824] <... openat resumed>) = 3 [pid 9823] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9825] <... openat resumed>) = 3 ./strace-static-x86_64: Process 9826 attached [pid 9824] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9823] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9822] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9821] <... clone3 resumed> => {parent_tid=[9826]}, 88) = 9826 [pid 9826] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9825] write(3, "1000", 4 [pid 9824] <... futex resumed>) = 1 [pid 9823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9820] <... futex resumed>) = 0 [pid 9826] <... rseq resumed>) = 0 [pid 9825] <... write resumed>) = 4 [pid 9824] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9821] rt_sigprocmask(SIG_SETMASK, [], [pid 9820] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9827 attached [pid 9825] close(3 [pid 9820] <... futex resumed>) = 0 [pid 9827] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053executing program [pid 9825] <... close resumed>) = 0 [pid 9820] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9827] <... rseq resumed>) = 0 [pid 9825] write(1, "executing program\n", 18 [pid 9827] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9825] <... write resumed>) = 18 [pid 9827] rt_sigprocmask(SIG_SETMASK, [], [pid 9825] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9825] <... futex resumed>) = 0 [pid 9827] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9826] set_robust_list(0x7f42e824b9a0, 24 [pid 9824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9822] <... clone3 resumed> => {parent_tid=[9827]}, 88) = 9827 [pid 9821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9823] <... mmap resumed>) = 0x7f42e822b000 [pid 9822] rt_sigprocmask(SIG_SETMASK, [], [pid 9821] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9823] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9821] <... futex resumed>) = 0 [pid 9822] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9821] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9822] <... futex resumed>) = 0 [pid 9822] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9826] <... set_robust_list resumed>) = 0 [pid 9825] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9824] dup(3 [pid 9827] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9826] rt_sigprocmask(SIG_SETMASK, [], [pid 9825] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9824] <... dup resumed>) = 4 [pid 9823] <... mprotect resumed>) = 0 [pid 9827] <... openat resumed>) = 3 [pid 9826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9824] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9827] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9826] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9824] <... futex resumed>) = 1 [pid 9823] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9820] <... futex resumed>) = 0 [pid 9827] <... futex resumed>) = 1 [pid 9826] <... openat resumed>) = 3 [pid 9825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9824] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9823] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9822] <... futex resumed>) = 0 [pid 9820] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9827] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9826] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9825] <... mmap resumed>) = 0x7f42e822b000 [pid 9824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9822] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9820] <... futex resumed>) = 0 [pid 9827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9826] <... futex resumed>) = 1 [pid 9825] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9824] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9821] <... futex resumed>) = 0 [pid 9820] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9827] dup(3 [pid 9826] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9825] <... mprotect resumed>) = 0 [pid 9822] <... futex resumed>) = 0 [pid 9823] <... clone3 resumed> => {parent_tid=[9828]}, 88) = 9828 [pid 9822] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9821] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9823] rt_sigprocmask(SIG_SETMASK, [], [pid 9821] <... futex resumed>) = 0 [pid 9823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9821] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9823] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9823] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9828 attached [pid 9825] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9827] <... dup resumed>) = 4 [pid 9826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9828] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9827] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9826] dup(3 [pid 9825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9828] <... rseq resumed>) = 0 [pid 9827] <... futex resumed>) = 1 [pid 9826] <... dup resumed>) = 4 [pid 9825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9822] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9829 attached [pid 9828] set_robust_list(0x7f42e824b9a0, 24 [pid 9827] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9826] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9822] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9828] <... set_robust_list resumed>) = 0 [pid 9827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9826] <... futex resumed>) = 1 [pid 9825] <... clone3 resumed> => {parent_tid=[9829]}, 88) = 9829 [pid 9822] <... futex resumed>) = 0 [pid 9821] <... futex resumed>) = 0 [pid 9829] <... rseq resumed>) = 0 [pid 9828] rt_sigprocmask(SIG_SETMASK, [], [pid 9827] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9826] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9825] rt_sigprocmask(SIG_SETMASK, [], [pid 9822] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9821] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] set_robust_list(0x7f42e824b9a0, 24 [pid 9828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9829] <... set_robust_list resumed>) = 0 [pid 9826] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9825] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] rt_sigprocmask(SIG_SETMASK, [], [pid 9821] <... futex resumed>) = 0 [pid 9828] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9821] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9828] <... openat resumed>) = 3 [pid 9828] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9828] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9823] <... futex resumed>) = 0 [pid 9823] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9828] <... futex resumed>) = 0 [pid 9823] <... futex resumed>) = 1 [pid 9828] dup(3 [pid 9823] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9828] <... dup resumed>) = 4 [pid 9829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9828] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9825] <... futex resumed>) = 0 [pid 9828] <... futex resumed>) = 1 [pid 9823] <... futex resumed>) = 0 [pid 9829] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9828] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9825] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9823] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] <... openat resumed>) = 3 [pid 9828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9829] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9828] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9825] <... futex resumed>) = 0 [pid 9829] dup(3 [pid 9825] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] <... dup resumed>) = 4 [pid 9825] <... futex resumed>) = 0 [pid 9829] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9825] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9829] <... futex resumed>) = 0 [pid 9825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9829] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9825] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9825] <... futex resumed>) = 0 [pid 9829] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9825] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9823] <... futex resumed>) = 0 [pid 9823] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9820] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9820] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9822] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9822] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9820] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9822] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9821] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9821] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9822] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9820] <... mprotect resumed>) = 0 [pid 9821] <... mmap resumed>) = 0x7f42e820a000 [pid 9820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9822] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9821] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9830 attached ) = 0 ./strace-static-x86_64: Process 9831 attached [pid 9821] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9830] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9822] <... clone3 resumed> => {parent_tid=[9831]}, 88) = 9831 [pid 9831] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9821] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9820] <... clone3 resumed> => {parent_tid=[9830]}, 88) = 9830 [pid 9831] <... rseq resumed>) = 0 [pid 9830] <... rseq resumed>) = 0 [pid 9822] rt_sigprocmask(SIG_SETMASK, [], [pid 9821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9820] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9832 attached [pid 9831] set_robust_list(0x7f42e822a9a0, 24 [pid 9830] set_robust_list(0x7f42e822a9a0, 24 [pid 9822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9832] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9830] <... set_robust_list resumed>) = 0 [pid 9822] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9821] <... clone3 resumed> => {parent_tid=[9832]}, 88) = 9832 [pid 9832] <... rseq resumed>) = 0 [pid 9831] <... set_robust_list resumed>) = 0 [pid 9830] rt_sigprocmask(SIG_SETMASK, [], [pid 9825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9823] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9822] <... futex resumed>) = 0 [pid 9821] rt_sigprocmask(SIG_SETMASK, [], [pid 9820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9832] set_robust_list(0x7f42e822a9a0, 24 [pid 9831] rt_sigprocmask(SIG_SETMASK, [], [pid 9830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9825] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9823] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9822] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9820] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9832] <... set_robust_list resumed>) = 0 [pid 9831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9830] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9825] <... futex resumed>) = 0 [pid 9823] <... futex resumed>) = 0 [pid 9821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9831] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9832] rt_sigprocmask(SIG_SETMASK, [], [pid 9823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9821] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9821] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9823] <... mmap resumed>) = 0x7f42e820a000 [pid 9832] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9823] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9832] <... madvise resumed>) = 0 [pid 9825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9823] <... mprotect resumed>) = 0 [pid 9825] <... mmap resumed>) = 0x7f42e820a000 [pid 9823] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9820] <... futex resumed>) = 0 [pid 9823] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9820] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9825] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 9833 attached [pid 9825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9834 attached [pid 9831] <... madvise resumed>) = 0 [pid 9830] <... madvise resumed>) = 0 [pid 9823] <... clone3 resumed> => {parent_tid=[9833]}, 88) = 9833 [pid 9833] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9823] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9834] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9833] <... rseq resumed>) = 0 [pid 9825] <... clone3 resumed> => {parent_tid=[9834]}, 88) = 9834 [pid 9823] <... futex resumed>) = 0 [pid 9823] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9834] <... rseq resumed>) = 0 [pid 9833] set_robust_list(0x7f42e822a9a0, 24 [pid 9825] rt_sigprocmask(SIG_SETMASK, [], [pid 9834] set_robust_list(0x7f42e822a9a0, 24 [pid 9833] <... set_robust_list resumed>) = 0 [pid 9825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9834] <... set_robust_list resumed>) = 0 [pid 9833] rt_sigprocmask(SIG_SETMASK, [], [pid 9831] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9830] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9825] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9834] rt_sigprocmask(SIG_SETMASK, [], [pid 9833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9831] <... futex resumed>) = 1 [pid 9830] <... futex resumed>) = 1 [pid 9825] <... futex resumed>) = 0 [pid 9822] <... futex resumed>) = 0 [pid 9820] <... futex resumed>) = 0 [pid 9834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9833] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9831] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9830] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9825] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9822] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9820] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9834] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9832] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9821] <... futex resumed>) = 0 [pid 9832] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9821] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9821] <... futex resumed>) = 0 [pid 9832] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9821] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9820] <... futex resumed>) = 0 [pid 9833] <... madvise resumed>) = 0 [pid 9831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9822] <... futex resumed>) = 0 [pid 9820] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9831] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9830] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9822] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9833] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9823] <... futex resumed>) = 0 [pid 9833] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9823] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9823] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9833] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9832] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9831] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9830] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9833] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9831] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9830] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9833] <... futex resumed>) = 1 [pid 9831] <... futex resumed>) = 1 [pid 9830] <... futex resumed>) = 1 [pid 9823] <... futex resumed>) = 0 [pid 9822] <... futex resumed>) = 0 [pid 9820] <... futex resumed>) = 0 [pid 9833] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9831] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9830] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9832] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9821] <... futex resumed>) = 0 [pid 9832] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9834] <... madvise resumed>) = 0 [pid 9834] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9825] <... futex resumed>) = 0 [pid 9825] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9834] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9825] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9827] <... mmap resumed>) = 0x20000000 [pid 9827] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9822] exit_group(0 [pid 9827] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 9831] <... futex resumed>) = ? [pid 9822] <... exit_group resumed>) = ? [pid 9831] +++ exited with 0 +++ [pid 9827] +++ exited with 0 +++ [pid 9834] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9834] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9828] <... mmap resumed>) = 0x20000000 [pid 9826] <... mmap resumed>) = 0x20000000 [pid 9834] <... futex resumed>) = 1 [pid 9825] <... futex resumed>) = 0 [pid 9834] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9826] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9824] <... mmap resumed>) = 0x20000000 [pid 9829] <... mmap resumed>) = 0x20000000 [pid 9828] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9826] <... futex resumed>) = 0 [pid 9828] <... futex resumed>) = 0 [pid 9826] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9824] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9829] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9828] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9823] exit_group(0 [pid 9822] +++ exited with 0 +++ [pid 9825] exit_group(0 [pid 9820] exit_group(0 [pid 9824] <... futex resumed>) = 0 [pid 9834] <... futex resumed>) = ? [pid 9833] <... futex resumed>) = ? [pid 9830] <... futex resumed>) = ? [pid 9829] <... futex resumed>) = ? [pid 9828] <... futex resumed>) = ? [pid 9825] <... exit_group resumed>) = ? [pid 9823] <... exit_group resumed>) = ? [pid 9821] exit_group(0 [pid 9820] <... exit_group resumed>) = ? [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9822, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 9834] +++ exited with 0 +++ [pid 9833] +++ exited with 0 +++ [pid 9832] <... futex resumed>) = ? [pid 9830] +++ exited with 0 +++ [pid 9829] +++ exited with 0 +++ [pid 9828] +++ exited with 0 +++ [pid 9832] +++ exited with 0 +++ [pid 9821] <... exit_group resumed>) = ? [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9835 attached [pid 9826] <... futex resumed>) = ? [pid 9835] set_robust_list(0x5555712a26a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9835 [pid 9835] <... set_robust_list resumed>) = 0 [pid 9835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9825] +++ exited with 0 +++ [pid 9824] +++ exited with 0 +++ [pid 9823] +++ exited with 0 +++ [pid 9820] +++ exited with 0 +++ [pid 9835] setpgid(0, 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9820, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9825, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9823, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9835] <... setpgid resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9826] +++ exited with 0 +++ [pid 9821] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9821, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 9835] write(3, "1000", 4) = 4 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9835] close(3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9836 attached [pid 9835] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 9835] write(1, "executing program\n", 18) = 18 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9837 attached ./strace-static-x86_64: Process 9838 attached ./strace-static-x86_64: Process 9839 attached [pid 9836] set_robust_list(0x5555712a26a0, 24 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9836 [pid 9835] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9839] set_robust_list(0x5555712a26a0, 24 [pid 9835] <... futex resumed>) = 0 [pid 9839] <... set_robust_list resumed>) = 0 [pid 9837] set_robust_list(0x5555712a26a0, 24 [pid 9838] set_robust_list(0x5555712a26a0, 24 [pid 9836] <... set_robust_list resumed>) = 0 [pid 9835] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9837 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9838 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9839 [pid 9839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9837] <... set_robust_list resumed>) = 0 [pid 9838] <... set_robust_list resumed>) = 0 [pid 9836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9835] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9839] <... prctl resumed>) = 0 [pid 9835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9839] setpgid(0, 0 [pid 9837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9836] <... prctl resumed>) = 0 [pid 9835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9839] <... setpgid resumed>) = 0 [pid 9835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9837] <... prctl resumed>) = 0 [pid 9838] <... prctl resumed>) = 0 [pid 9836] setpgid(0, 0 [pid 9835] <... mmap resumed>) = 0x7f42e822b000 [pid 9839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9837] setpgid(0, 0 [pid 9838] setpgid(0, 0 [pid 9836] <... setpgid resumed>) = 0 [pid 9835] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9837] <... setpgid resumed>) = 0 [pid 9838] <... setpgid resumed>) = 0 [pid 9836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9835] <... mprotect resumed>) = 0 [pid 9839] <... openat resumed>) = 3 [pid 9837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9839] write(3, "1000", 4 [pid 9835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9839] <... write resumed>) = 4 [pid 9836] <... openat resumed>) = 3 [pid 9835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9839] close(3 [pid 9838] <... openat resumed>) = 3 ./strace-static-x86_64: Process 9840 attached [pid 9839] <... close resumed>) = 0 [pid 9837] <... openat resumed>) = 3 [pid 9838] write(3, "1000", 4 [pid 9836] write(3, "1000", 4 [pid 9835] <... clone3 resumed> => {parent_tid=[9840]}, 88) = 9840 executing program executing program executing program executing program [pid 9840] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9839] write(1, "executing program\n", 18 [pid 9837] write(3, "1000", 4 [pid 9838] <... write resumed>) = 4 [pid 9836] <... write resumed>) = 4 [pid 9835] rt_sigprocmask(SIG_SETMASK, [], [pid 9840] <... rseq resumed>) = 0 [pid 9839] <... write resumed>) = 18 [pid 9837] <... write resumed>) = 4 [pid 9838] close(3 [pid 9836] close(3 [pid 9835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9840] set_robust_list(0x7f42e824b9a0, 24 [pid 9839] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] close(3 [pid 9838] <... close resumed>) = 0 [pid 9836] <... close resumed>) = 0 [pid 9835] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9840] <... set_robust_list resumed>) = 0 [pid 9837] <... close resumed>) = 0 [pid 9838] write(1, "executing program\n", 18 [pid 9836] write(1, "executing program\n", 18 [pid 9840] rt_sigprocmask(SIG_SETMASK, [], [pid 9839] <... futex resumed>) = 0 [pid 9835] <... futex resumed>) = 0 [pid 9840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9839] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9837] write(1, "executing program\n", 18 [pid 9838] <... write resumed>) = 18 [pid 9836] <... write resumed>) = 18 [pid 9835] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9840] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9839] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9837] <... write resumed>) = 18 [pid 9838] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9840] <... openat resumed>) = 3 [pid 9839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9837] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9838] <... futex resumed>) = 0 [pid 9836] <... futex resumed>) = 0 [pid 9839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9837] <... futex resumed>) = 0 [pid 9838] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9836] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9840] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9839] <... mmap resumed>) = 0x7f42e822b000 [pid 9837] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9838] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9840] <... futex resumed>) = 1 [pid 9839] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9837] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9836] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9835] <... futex resumed>) = 0 [pid 9840] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9839] <... mprotect resumed>) = 0 [pid 9837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9835] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9835] <... futex resumed>) = 0 [pid 9840] dup(3 [pid 9839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9838] <... mmap resumed>) = 0x7f42e822b000 [pid 9836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9835] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9840] <... dup resumed>) = 4 [pid 9839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9837] <... mmap resumed>) = 0x7f42e822b000 [pid 9838] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9836] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9841 attached [pid 9840] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9838] <... mprotect resumed>) = 0 [pid 9836] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9841] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9840] <... futex resumed>) = 1 [pid 9835] <... futex resumed>) = 0 [pid 9840] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9839] <... clone3 resumed> => {parent_tid=[9841]}, 88) = 9841 [pid 9836] <... mprotect resumed>) = 0 [pid 9835] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9841] <... rseq resumed>) = 0 [pid 9839] rt_sigprocmask(SIG_SETMASK, [], [pid 9837] <... mprotect resumed>) = 0 [pid 9838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9835] <... futex resumed>) = 0 [pid 9841] set_robust_list(0x7f42e824b9a0, 24 [pid 9839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9835] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9839] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9841] <... set_robust_list resumed>) = 0 [pid 9839] <... futex resumed>) = 0 [pid 9837] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9841] rt_sigprocmask(SIG_SETMASK, [], [pid 9839] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9837] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9842 attached [pid 9841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9841] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9838] <... clone3 resumed> => {parent_tid=[9842]}, 88) = 9842 [pid 9836] <... clone3 resumed> => {parent_tid=[9843]}, 88) = 9843 ./strace-static-x86_64: Process 9844 attached [pid 9841] <... openat resumed>) = 3 [pid 9837] <... clone3 resumed> => {parent_tid=[9844]}, 88) = 9844 [pid 9838] rt_sigprocmask(SIG_SETMASK, [], [pid 9836] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9843 attached [pid 9844] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9842] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9841] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] rt_sigprocmask(SIG_SETMASK, [], [pid 9838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9844] <... rseq resumed>) = 0 [pid 9843] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9842] <... rseq resumed>) = 0 [pid 9841] <... futex resumed>) = 1 [pid 9839] <... futex resumed>) = 0 [pid 9837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9838] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9844] set_robust_list(0x7f42e824b9a0, 24 [pid 9843] <... rseq resumed>) = 0 [pid 9842] set_robust_list(0x7f42e824b9a0, 24 [pid 9841] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9839] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9838] <... futex resumed>) = 0 [pid 9836] <... futex resumed>) = 0 [pid 9844] <... set_robust_list resumed>) = 0 [pid 9843] set_robust_list(0x7f42e824b9a0, 24 [pid 9842] <... set_robust_list resumed>) = 0 [pid 9841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9839] <... futex resumed>) = 0 [pid 9837] <... futex resumed>) = 0 [pid 9838] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9844] rt_sigprocmask(SIG_SETMASK, [], [pid 9843] <... set_robust_list resumed>) = 0 [pid 9842] rt_sigprocmask(SIG_SETMASK, [], [pid 9839] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9836] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9843] rt_sigprocmask(SIG_SETMASK, [], [pid 9842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9841] dup(3 [pid 9837] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9844] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9842] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9841] <... dup resumed>) = 4 [pid 9844] <... openat resumed>) = 3 [pid 9843] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9842] <... openat resumed>) = 3 [pid 9841] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9844] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9843] <... openat resumed>) = 3 [pid 9842] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9841] <... futex resumed>) = 1 [pid 9839] <... futex resumed>) = 0 [pid 9844] <... futex resumed>) = 1 [pid 9843] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9842] <... futex resumed>) = 1 [pid 9841] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9839] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] <... futex resumed>) = 0 [pid 9838] <... futex resumed>) = 0 [pid 9844] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9843] <... futex resumed>) = 1 [pid 9842] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9839] <... futex resumed>) = 0 [pid 9837] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9838] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] <... futex resumed>) = 0 [pid 9844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9843] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9841] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9839] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9837] <... futex resumed>) = 0 [pid 9838] <... futex resumed>) = 0 [pid 9836] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9844] dup(3 [pid 9843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9842] dup(3 [pid 9843] dup(3 [pid 9842] <... dup resumed>) = 4 [pid 9838] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9843] <... dup resumed>) = 4 [pid 9842] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9843] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9842] <... futex resumed>) = 0 [pid 9843] <... futex resumed>) = 0 [pid 9842] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9843] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9838] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9838] <... futex resumed>) = 0 [pid 9842] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9838] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9844] <... dup resumed>) = 4 [pid 9837] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9836] <... futex resumed>) = 1 [pid 9844] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9837] <... futex resumed>) = 0 [pid 9836] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9837] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9844] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9837] <... futex resumed>) = 0 [pid 9836] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9843] <... futex resumed>) = 0 [pid 9837] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9843] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9836] <... futex resumed>) = 0 [pid 9836] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9835] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9835] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9835] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9845 attached => {parent_tid=[9845]}, 88) = 9845 [pid 9845] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9839] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9835] rt_sigprocmask(SIG_SETMASK, [], [pid 9845] <... rseq resumed>) = 0 [pid 9839] <... futex resumed>) = 0 [pid 9845] set_robust_list(0x7f42e822a9a0, 24 [pid 9839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9837] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9838] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9845] <... set_robust_list resumed>) = 0 [pid 9837] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] <... futex resumed>) = 0 [pid 9836] <... futex resumed>) = 0 [pid 9837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9836] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9838] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9845] rt_sigprocmask(SIG_SETMASK, [], [pid 9839] <... mmap resumed>) = 0x7f42e820a000 [pid 9845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9838] <... futex resumed>) = 0 [pid 9835] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9845] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9839] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9835] <... futex resumed>) = 0 [pid 9837] <... mmap resumed>) = 0x7f42e820a000 [pid 9838] <... mmap resumed>) = 0x7f42e820a000 [pid 9836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9837] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9837] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 9846 attached [pid 9837] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9836] <... clone3 resumed> => {parent_tid=[9846]}, 88) = 9846 [pid 9846] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9837] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9836] rt_sigprocmask(SIG_SETMASK, [], [pid 9846] <... rseq resumed>) = 0 [pid 9837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9838] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9835] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9847 attached [pid 9846] set_robust_list(0x7f42e822a9a0, 24 [pid 9836] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9838] <... mprotect resumed>) = 0 [pid 9847] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9846] <... set_robust_list resumed>) = 0 [pid 9839] <... mprotect resumed>) = 0 [pid 9837] <... clone3 resumed> => {parent_tid=[9847]}, 88) = 9847 [pid 9838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9836] <... futex resumed>) = 0 [pid 9847] <... rseq resumed>) = 0 [pid 9846] rt_sigprocmask(SIG_SETMASK, [], [pid 9839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9837] rt_sigprocmask(SIG_SETMASK, [], [pid 9838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9836] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9847] set_robust_list(0x7f42e822a9a0, 24 [pid 9846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9847] <... set_robust_list resumed>) = 0 [pid 9845] <... madvise resumed>) = 0 [pid 9839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9837] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9837] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9838] <... clone3 resumed> => {parent_tid=[9848]}, 88) = 9848 ./strace-static-x86_64: Process 9848 attached [pid 9845] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9839] <... clone3 resumed> => {parent_tid=[9849]}, 88) = 9849 [pid 9846] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9838] rt_sigprocmask(SIG_SETMASK, [], [pid 9847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9847] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9845] <... futex resumed>) = 1 [pid 9839] rt_sigprocmask(SIG_SETMASK, [], [pid 9835] <... futex resumed>) = 0 [pid 9848] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9845] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9838] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9849 attached ) = 0 [pid 9835] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9848] <... rseq resumed>) = 0 [pid 9845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9838] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9849] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9845] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9848] set_robust_list(0x7f42e822a9a0, 24 [pid 9835] <... futex resumed>) = 0 [pid 9839] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9849] <... rseq resumed>) = 0 [pid 9839] <... futex resumed>) = 0 [pid 9835] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9848] <... set_robust_list resumed>) = 0 [pid 9849] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9849] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9848] rt_sigprocmask(SIG_SETMASK, [], [pid 9846] <... madvise resumed>) = 0 [pid 9839] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9846] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9848] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9846] <... futex resumed>) = 1 [pid 9836] <... futex resumed>) = 0 [pid 9849] <... madvise resumed>) = 0 [pid 9836] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9847] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9836] <... futex resumed>) = 0 [pid 9847] <... futex resumed>) = 1 [pid 9837] <... futex resumed>) = 0 [pid 9836] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9847] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9837] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9837] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9846] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9849] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9847] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9846] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9845] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9847] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9849] <... futex resumed>) = 1 [pid 9839] <... futex resumed>) = 0 [pid 9849] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9847] <... futex resumed>) = 1 [pid 9839] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9837] <... futex resumed>) = 0 [pid 9839] <... futex resumed>) = 0 [pid 9849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9847] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9849] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9846] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9839] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9845] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9846] <... futex resumed>) = 1 [pid 9845] <... futex resumed>) = 1 [pid 9835] <... futex resumed>) = 0 [pid 9846] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9845] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9836] <... futex resumed>) = 0 [pid 9849] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9849] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9839] <... futex resumed>) = 0 [pid 9849] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9844] <... mmap resumed>) = 0x20000000 [pid 9843] <... mmap resumed>) = 0x20000000 [pid 9842] <... mmap resumed>) = 0x20000000 [pid 9840] <... mmap resumed>) = 0x20000000 [pid 9844] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9843] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9842] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9840] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9844] <... futex resumed>) = 0 [pid 9842] <... futex resumed>) = 0 [pid 9841] <... mmap resumed>) = 0x20000000 [pid 9840] <... futex resumed>) = 0 [pid 9837] exit_group(0 [pid 9836] exit_group(0 [pid 9847] <... futex resumed>) = ? [pid 9846] <... futex resumed>) = ? [pid 9843] <... futex resumed>) = ? [pid 9842] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9841] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9840] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9837] <... exit_group resumed>) = ? [pid 9836] <... exit_group resumed>) = ? [pid 9835] exit_group(0 [pid 9848] <... madvise resumed>) = 0 [pid 9847] +++ exited with 0 +++ [pid 9846] +++ exited with 0 +++ [pid 9845] <... futex resumed>) = ? [pid 9844] +++ exited with 0 +++ [pid 9843] +++ exited with 0 +++ [pid 9841] <... futex resumed>) = 0 [pid 9840] <... futex resumed>) = ? [pid 9835] <... exit_group resumed>) = ? [pid 9848] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9845] +++ exited with 0 +++ [pid 9841] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9840] +++ exited with 0 +++ [pid 9839] exit_group(0 [pid 9838] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9835] +++ exited with 0 +++ [pid 9837] +++ exited with 0 +++ [pid 9849] <... futex resumed>) = ? [pid 9848] <... futex resumed>) = 0 [pid 9841] <... futex resumed>) = ? [pid 9839] <... exit_group resumed>) = ? [pid 9838] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9837, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 9848] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9842] <... futex resumed>) = 0 [pid 9841] +++ exited with 0 +++ [pid 9838] <... futex resumed>) = 1 [pid 9836] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9835, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9842] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9838] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9836, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9842] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9850 attached [pid 9842] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] set_robust_list(0x5555712a26a0, 24 [pid 9842] <... futex resumed>) = 1 [pid 9838] <... futex resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9850 [pid 9850] <... set_robust_list resumed>) = 0 [pid 9842] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9838] exit_group(0 [pid 9850] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 9842] <... futex resumed>) = ? [pid 9838] <... exit_group resumed>) = ? [pid 9848] <... futex resumed>) = ? [pid 9850] <... prctl resumed>) = 0 [pid 9850] setpgid(0, 0 [pid 9848] +++ exited with 0 +++ [pid 9842] +++ exited with 0 +++ [pid 9850] <... setpgid resumed>) = 0 [pid 9850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9850] write(3, "1000", 4) = 4 [pid 9850] close(3) = 0 [pid 9850] write(1, "executing program\n", 18) = 18 [pid 9850] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9850] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9850] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9850] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9838] +++ exited with 0 +++ [pid 5845] <... restart_syscall resumed>) = 0 [pid 9850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9838, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 9851 attached [pid 9851] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9850] <... clone3 resumed> => {parent_tid=[9851]}, 88) = 9851 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9851] <... rseq resumed>) = 0 [pid 9850] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9852 attached [pid 9850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9852 [pid 9851] set_robust_list(0x7f42e824b9a0, 24 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9852] set_robust_list(0x5555712a26a0, 24 [pid 9851] <... set_robust_list resumed>) = 0 [pid 9850] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9852] <... set_robust_list resumed>) = 0 [pid 9851] rt_sigprocmask(SIG_SETMASK, [], [pid 9850] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9853 attached [pid 9852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9853 ./strace-static-x86_64: Process 9854 attached [pid 9853] set_robust_list(0x5555712a26a0, 24 [pid 9852] <... prctl resumed>) = 0 [pid 9851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9850] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9854] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9851] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9852] setpgid(0, 0 [pid 9854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9853] <... set_robust_list resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9854 [pid 9853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9852] <... setpgid resumed>) = 0 [pid 9853] <... prctl resumed>) = 0 [pid 9854] <... prctl resumed>) = 0 [pid 9852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9853] setpgid(0, 0 [pid 9851] <... openat resumed>) = 3 [pid 9854] setpgid(0, 0 [pid 9853] <... setpgid resumed>) = 0 [pid 9852] <... openat resumed>) = 3 [pid 9851] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9849] +++ exited with 0 +++ [pid 9839] +++ exited with 0 +++ [pid 9854] <... setpgid resumed>) = 0 [pid 9852] write(3, "1000", 4 [pid 9851] <... futex resumed>) = 1 [pid 9850] <... futex resumed>) = 0 [pid 9854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9852] <... write resumed>) = 4 [pid 9851] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9850] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9839, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 9854] <... openat resumed>) = 3 [pid 9853] <... openat resumed>) = 3 [pid 9852] close(3 [pid 9851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9850] <... futex resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9854] write(3, "1000", 4 [pid 9852] <... close resumed>) = 0 [pid 9851] dup(3 executing program executing program [pid 9850] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9854] <... write resumed>) = 4 [pid 9852] write(1, "executing program\n", 18 [pid 9851] <... dup resumed>) = 4 [pid 9854] close(3 [pid 9853] write(3, "1000", 4 [pid 9852] <... write resumed>) = 18 [pid 9851] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9853] <... write resumed>) = 4 [pid 9851] <... futex resumed>) = 1 [pid 9850] <... futex resumed>) = 0 [pid 9854] <... close resumed>) = 0 [pid 9854] write(1, "executing program\n", 18 [pid 9853] close(3 [pid 9852] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9851] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9850] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9854] <... write resumed>) = 18 [pid 9853] <... close resumed>) = 0 [pid 9852] <... futex resumed>) = 0 [pid 9851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9850] <... futex resumed>) = 0 [pid 9854] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9853] write(1, "executing program\n", 18 executing program [pid 9852] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9851] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9850] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9854] <... futex resumed>) = 0 [pid 9853] <... write resumed>) = 18 [pid 9852] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9854] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9853] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9854] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9853] <... futex resumed>) = 0 [pid 9854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9853] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9853] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9854] <... mmap resumed>) = 0x7f42e822b000 [pid 9853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 9855 attached [pid 9854] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9852] <... mmap resumed>) = 0x7f42e822b000 [pid 9855] set_robust_list(0x5555712a26a0, 24 [pid 9854] <... mprotect resumed>) = 0 [pid 9853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9852] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9855] <... set_robust_list resumed>) = 0 [pid 9854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9853] <... mmap resumed>) = 0x7f42e822b000 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9855 [pid 9852] <... mprotect resumed>) = 0 [pid 9855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9853] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9855] <... prctl resumed>) = 0 [pid 9854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9853] <... mprotect resumed>) = 0 [pid 9852] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9855] setpgid(0, 0 [pid 9852] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9855] <... setpgid resumed>) = 0 [pid 9855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9853] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9856 attached [pid 9855] <... openat resumed>) = 3 [pid 9854] <... clone3 resumed> => {parent_tid=[9856]}, 88) = 9856 ./strace-static-x86_64: Process 9857 attached [pid 9856] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9855] write(3, "1000", 4 [pid 9857] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9856] <... rseq resumed>) = 0 [pid 9855] <... write resumed>) = 4 [pid 9857] <... rseq resumed>) = 0 [pid 9856] set_robust_list(0x7f42e824b9a0, 24 [pid 9855] close(3 [pid 9854] rt_sigprocmask(SIG_SETMASK, [], [pid 9853] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9852] <... clone3 resumed> => {parent_tid=[9857]}, 88) = 9857 [pid 9857] set_robust_list(0x7f42e824b9a0, 24 [pid 9856] <... set_robust_list resumed>) = 0 [pid 9855] <... close resumed>) = 0 [pid 9854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9852] rt_sigprocmask(SIG_SETMASK, [], executing program ./strace-static-x86_64: Process 9858 attached [pid 9857] <... set_robust_list resumed>) = 0 [pid 9856] rt_sigprocmask(SIG_SETMASK, [], [pid 9855] write(1, "executing program\n", 18 [pid 9854] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9858] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9857] rt_sigprocmask(SIG_SETMASK, [], [pid 9856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9855] <... write resumed>) = 18 [pid 9854] <... futex resumed>) = 0 [pid 9853] <... clone3 resumed> => {parent_tid=[9858]}, 88) = 9858 [pid 9852] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9858] <... rseq resumed>) = 0 [pid 9857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9856] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9855] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9854] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9853] rt_sigprocmask(SIG_SETMASK, [], [pid 9852] <... futex resumed>) = 0 [pid 9858] set_robust_list(0x7f42e824b9a0, 24 [pid 9857] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9856] <... openat resumed>) = 3 [pid 9855] <... futex resumed>) = 0 [pid 9853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9852] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9858] <... set_robust_list resumed>) = 0 [pid 9857] <... openat resumed>) = 3 [pid 9856] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9853] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9858] rt_sigprocmask(SIG_SETMASK, [], [pid 9857] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9856] <... futex resumed>) = 1 [pid 9855] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9854] <... futex resumed>) = 0 [pid 9853] <... futex resumed>) = 0 [pid 9858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9857] <... futex resumed>) = 1 [pid 9856] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9854] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9853] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9852] <... futex resumed>) = 0 [pid 9858] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9857] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9854] <... futex resumed>) = 0 [pid 9852] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9854] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9852] <... futex resumed>) = 0 [pid 9858] <... openat resumed>) = 3 [pid 9857] dup(3 [pid 9856] dup(3 [pid 9855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9852] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9858] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9857] <... dup resumed>) = 4 [pid 9856] <... dup resumed>) = 4 [pid 9858] <... futex resumed>) = 1 [pid 9857] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9856] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] <... mmap resumed>) = 0x7f42e822b000 [pid 9853] <... futex resumed>) = 0 [pid 9858] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9857] <... futex resumed>) = 1 [pid 9856] <... futex resumed>) = 1 [pid 9855] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9854] <... futex resumed>) = 0 [pid 9853] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9852] <... futex resumed>) = 0 [pid 9858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9857] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9856] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] <... mprotect resumed>) = 0 [pid 9854] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9853] <... futex resumed>) = 0 [pid 9852] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9858] dup(3 [pid 9857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9854] <... futex resumed>) = 0 [pid 9853] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9852] <... futex resumed>) = 0 [pid 9858] <... dup resumed>) = 4 [pid 9857] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9856] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9854] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9852] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9858] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9850] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 9859 attached [pid 9850] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9859] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9855] <... clone3 resumed> => {parent_tid=[9859]}, 88) = 9859 [pid 9850] <... futex resumed>) = 0 [pid 9859] <... rseq resumed>) = 0 [pid 9855] rt_sigprocmask(SIG_SETMASK, [], [pid 9859] set_robust_list(0x7f42e824b9a0, 24 [pid 9855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9859] <... set_robust_list resumed>) = 0 [pid 9855] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] <... mmap resumed>) = 0x7f42e820a000 [pid 9859] rt_sigprocmask(SIG_SETMASK, [], [pid 9855] <... futex resumed>) = 0 [pid 9850] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9858] <... futex resumed>) = 1 [pid 9855] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9859] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9858] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9850] <... mprotect resumed>) = 0 [pid 9859] <... openat resumed>) = 3 [pid 9850] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9859] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9855] <... futex resumed>) = 0 [pid 9859] <... futex resumed>) = 1 [pid 9855] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9859] dup(3 [pid 9855] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9860 attached [pid 9859] <... dup resumed>) = 4 [pid 9855] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9853] <... futex resumed>) = 0 [pid 9860] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9859] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9853] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] <... clone3 resumed> => {parent_tid=[9860]}, 88) = 9860 [pid 9860] <... rseq resumed>) = 0 [pid 9858] <... futex resumed>) = 0 [pid 9853] <... futex resumed>) = 1 [pid 9860] set_robust_list(0x7f42e822a9a0, 24 [pid 9859] <... futex resumed>) = 0 [pid 9858] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9855] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] rt_sigprocmask(SIG_SETMASK, [], [pid 9860] <... set_robust_list resumed>) = 0 [pid 9859] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9853] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9860] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] <... futex resumed>) = 0 [pid 9850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9850] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9860] <... futex resumed>) = 0 [pid 9850] <... futex resumed>) = 1 [pid 9860] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9850] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9854] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9860] <... madvise resumed>) = 0 [pid 9854] <... futex resumed>) = 0 [pid 9852] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9852] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9854] <... mmap resumed>) = 0x7f42e820a000 [pid 9852] <... futex resumed>) = 0 [pid 9852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9854] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9852] <... mmap resumed>) = 0x7f42e820a000 [pid 9854] <... mprotect resumed>) = 0 [pid 9852] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9852] <... mprotect resumed>) = 0 [pid 9854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9852] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9852] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9861 attached [pid 9852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9862 attached [pid 9861] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9854] <... clone3 resumed> => {parent_tid=[9861]}, 88) = 9861 [pid 9862] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9861] <... rseq resumed>) = 0 [pid 9854] rt_sigprocmask(SIG_SETMASK, [], [pid 9852] <... clone3 resumed> => {parent_tid=[9862]}, 88) = 9862 [pid 9862] <... rseq resumed>) = 0 [pid 9861] set_robust_list(0x7f42e822a9a0, 24 [pid 9854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9852] rt_sigprocmask(SIG_SETMASK, [], [pid 9862] set_robust_list(0x7f42e822a9a0, 24 [pid 9861] <... set_robust_list resumed>) = 0 [pid 9860] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9854] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9862] <... set_robust_list resumed>) = 0 [pid 9861] rt_sigprocmask(SIG_SETMASK, [], [pid 9860] <... futex resumed>) = 1 [pid 9854] <... futex resumed>) = 0 [pid 9852] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] <... futex resumed>) = 0 [pid 9862] rt_sigprocmask(SIG_SETMASK, [], [pid 9861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9860] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9854] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9852] <... futex resumed>) = 0 [pid 9850] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9861] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9853] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9852] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9850] <... futex resumed>) = 0 [pid 9860] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9853] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9853] <... futex resumed>) = 0 [pid 9853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9853] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9853] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9862] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9853] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9863 attached => {parent_tid=[9863]}, 88) = 9863 [pid 9863] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9862] <... madvise resumed>) = 0 [pid 9861] <... madvise resumed>) = 0 [pid 9855] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9855] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9855] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9863] <... rseq resumed>) = 0 [pid 9862] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9861] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9853] rt_sigprocmask(SIG_SETMASK, [], [pid 9863] set_robust_list(0x7f42e822a9a0, 24 [pid 9862] <... futex resumed>) = 1 [pid 9861] <... futex resumed>) = 1 [pid 9855] <... mprotect resumed>) = 0 [pid 9854] <... futex resumed>) = 0 [pid 9853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9852] <... futex resumed>) = 0 [pid 9863] <... set_robust_list resumed>) = 0 [pid 9862] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9861] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9854] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9853] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9852] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9863] rt_sigprocmask(SIG_SETMASK, [], [pid 9855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9854] <... futex resumed>) = 0 [pid 9853] <... futex resumed>) = 0 [pid 9852] <... futex resumed>) = 0 [pid 9863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9854] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9853] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9852] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9863] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 9864 attached [pid 9864] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9864] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9864] rt_sigprocmask(SIG_SETMASK, [], [pid 9863] <... madvise resumed>) = 0 [pid 9855] <... clone3 resumed> => {parent_tid=[9864]}, 88) = 9864 [pid 9864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9864] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9863] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9853] <... futex resumed>) = 0 [pid 9853] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9863] <... futex resumed>) = 1 [pid 9853] <... futex resumed>) = 0 [pid 9863] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9853] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9855] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9855] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9850] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9864] <... futex resumed>) = 0 [pid 9864] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9860] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9860] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9864] <... madvise resumed>) = 0 [pid 9863] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9862] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9861] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9864] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9863] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9862] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] <... futex resumed>) = 0 [pid 9861] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9860] <... futex resumed>) = 0 [pid 9864] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9863] <... futex resumed>) = 1 [pid 9853] <... futex resumed>) = 0 [pid 9864] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9863] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9860] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] <... futex resumed>) = 0 [pid 9861] <... futex resumed>) = 1 [pid 9864] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9862] <... futex resumed>) = 1 [pid 9855] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9854] <... futex resumed>) = 0 [pid 9852] <... futex resumed>) = 0 [pid 9864] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9861] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9864] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9862] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9859] <... mmap resumed>) = 0x20000000 [pid 9858] <... mmap resumed>) = 0x20000000 [pid 9857] <... mmap resumed>) = 0x20000000 [pid 9856] <... mmap resumed>) = 0x20000000 [pid 9851] <... mmap resumed>) = 0x20000000 [pid 9858] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9851] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9850] exit_group(0 [pid 9859] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9860] <... futex resumed>) = ? [pid 9859] <... futex resumed>) = 0 [pid 9858] <... futex resumed>) = 0 [pid 9856] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9855] exit_group(0 [pid 9853] exit_group(0 [pid 9851] <... futex resumed>) = ? [pid 9850] <... exit_group resumed>) = ? [pid 9864] <... futex resumed>) = ? [pid 9863] <... futex resumed>) = ? [pid 9860] +++ exited with 0 +++ [pid 9857] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9856] <... futex resumed>) = 0 [pid 9855] <... exit_group resumed>) = ? [pid 9853] <... exit_group resumed>) = ? [pid 9864] +++ exited with 0 +++ [pid 9863] +++ exited with 0 +++ [pid 9859] +++ exited with 0 +++ [pid 9858] +++ exited with 0 +++ [pid 9857] <... futex resumed>) = 0 [pid 9856] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9855] +++ exited with 0 +++ [pid 9854] exit_group(0 [pid 9853] +++ exited with 0 +++ [pid 9852] exit_group(0 [pid 9851] +++ exited with 0 +++ [pid 9862] <... futex resumed>) = ? [pid 9861] <... futex resumed>) = ? [pid 9856] <... futex resumed>) = ? [pid 9854] <... exit_group resumed>) = ? [pid 9852] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9853, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9855, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 9862] +++ exited with 0 +++ [pid 9861] +++ exited with 0 +++ [pid 9857] +++ exited with 0 +++ [pid 9856] +++ exited with 0 +++ [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9850] +++ exited with 0 +++ [pid 9854] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9854, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9850, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9865 attached [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9865 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9866 attached [pid 9865] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9866] set_robust_list(0x5555712a26a0, 24 [pid 9865] <... set_robust_list resumed>) = 0 [pid 9866] <... set_robust_list resumed>) = 0 [pid 9865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9866 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9865] <... prctl resumed>) = 0 [pid 9852] +++ exited with 0 +++ ./strace-static-x86_64: Process 9867 attached [pid 9866] <... prctl resumed>) = 0 [pid 9865] setpgid(0, 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9852, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9866] setpgid(0, 0 [pid 9865] <... setpgid resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9867 [pid 9867] set_robust_list(0x5555712a26a0, 24 [pid 9866] <... setpgid resumed>) = 0 [pid 9865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9865] <... openat resumed>) = 3 ./strace-static-x86_64: Process 9868 attached [pid 9867] <... set_robust_list resumed>) = 0 [pid 9866] <... openat resumed>) = 3 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9866] write(3, "1000", 4 [pid 9865] write(3, "1000", 4 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9868 [pid 9867] <... prctl resumed>) = 0 [pid 9866] <... write resumed>) = 4 [pid 9865] <... write resumed>) = 4 [pid 9867] setpgid(0, 0 [pid 9866] close(3 [pid 9865] close(3 [pid 9866] <... close resumed>) = 0 [pid 9865] <... close resumed>) = 0 [pid 9867] <... setpgid resumed>) = 0 executing program executing program [pid 9866] write(1, "executing program\n", 18 [pid 9865] write(1, "executing program\n", 18./strace-static-x86_64: Process 9869 attached [pid 9868] set_robust_list(0x5555712a26a0, 24 [pid 9867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9866] <... write resumed>) = 18 [pid 9865] <... write resumed>) = 18 [pid 9868] <... set_robust_list resumed>) = 0 [pid 9869] set_robust_list(0x5555712a26a0, 24 [pid 9868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9866] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9865] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9869 [pid 9869] <... set_robust_list resumed>) = 0 [pid 9868] <... prctl resumed>) = 0 [pid 9867] <... openat resumed>) = 3 [pid 9866] <... futex resumed>) = 0 [pid 9865] <... futex resumed>) = 0 [pid 9869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9868] setpgid(0, 0 [pid 9867] write(3, "1000", 4 [pid 9868] <... setpgid resumed>) = 0 [pid 9868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9866] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9865] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9869] <... prctl resumed>) = 0 [pid 9867] <... write resumed>) = 4 [pid 9866] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9865] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9869] setpgid(0, 0 [pid 9867] close(3 [pid 9866] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9865] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 9869] <... setpgid resumed>) = 0 [pid 9867] <... close resumed>) = 0 [pid 9866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9867] write(1, "executing program\n", 18 [pid 9866] <... mmap resumed>) = 0x7f42e822b000 [pid 9868] <... openat resumed>) = 3 [pid 9867] <... write resumed>) = 18 [pid 9865] <... mmap resumed>) = 0x7f42e822b000 [pid 9868] write(3, "1000", 4) = 4 [pid 9868] close(3executing program ) = 0 [pid 9868] write(1, "executing program\n", 18) = 18 [pid 9868] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9868] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9868] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9868] <... mmap resumed>) = 0x7f42e822b000 [pid 9867] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9866] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9865] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9869] <... openat resumed>) = 3 [pid 9868] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9867] <... futex resumed>) = 0 [pid 9866] <... mprotect resumed>) = 0 [pid 9865] <... mprotect resumed>) = 0 [pid 9869] write(3, "1000", 4 [pid 9868] <... mprotect resumed>) = 0 [pid 9865] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9869] <... write resumed>) = 4 [pid 9868] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9867] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9866] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9865] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9869] close(3 [pid 9867] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9866] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9870 attached [pid 9869] <... close resumed>) = 0 [pid 9868] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9870] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053executing program [pid 9869] write(1, "executing program\n", 18 [pid 9868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9865] <... clone3 resumed> => {parent_tid=[9870]}, 88) = 9870 ./strace-static-x86_64: Process 9871 attached [pid 9870] <... rseq resumed>) = 0 [pid 9869] <... write resumed>) = 18 [pid 9867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9865] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9872 attached [pid 9871] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9870] set_robust_list(0x7f42e824b9a0, 24 [pid 9869] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9868] <... clone3 resumed> => {parent_tid=[9871]}, 88) = 9871 [pid 9867] <... mmap resumed>) = 0x7f42e822b000 [pid 9866] <... clone3 resumed> => {parent_tid=[9872]}, 88) = 9872 [pid 9865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9872] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9871] <... rseq resumed>) = 0 [pid 9870] <... set_robust_list resumed>) = 0 [pid 9869] <... futex resumed>) = 0 [pid 9868] rt_sigprocmask(SIG_SETMASK, [], [pid 9866] rt_sigprocmask(SIG_SETMASK, [], [pid 9865] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9872] <... rseq resumed>) = 0 [pid 9870] rt_sigprocmask(SIG_SETMASK, [], [pid 9869] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9872] set_robust_list(0x7f42e824b9a0, 24 [pid 9870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9869] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9868] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9872] <... set_robust_list resumed>) = 0 [pid 9870] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9868] <... futex resumed>) = 0 [pid 9872] rt_sigprocmask(SIG_SETMASK, [], [pid 9870] <... openat resumed>) = 3 [pid 9872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9870] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9868] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9872] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9870] <... futex resumed>) = 0 [pid 9869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9870] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9869] <... mmap resumed>) = 0x7f42e822b000 [pid 9869] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9871] set_robust_list(0x7f42e824b9a0, 24 [pid 9870] <... futex resumed>) = 0 [pid 9867] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9865] <... futex resumed>) = 1 [pid 9870] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9866] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9865] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9871] <... set_robust_list resumed>) = 0 [pid 9872] <... futex resumed>) = 0 [pid 9871] rt_sigprocmask(SIG_SETMASK, [], [pid 9869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9867] <... mprotect resumed>) = 0 [pid 9866] <... futex resumed>) = 1 [pid 9865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9872] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9866] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9865] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9872] <... openat resumed>) = 3 [pid 9871] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9870] <... futex resumed>) = 0 [pid 9869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9865] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9873 attached [pid 9872] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9870] dup(3 [pid 9867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9865] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9873] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9872] <... futex resumed>) = 1 [pid 9870] <... dup resumed>) = 4 [pid 9866] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9874 attached [pid 9873] <... rseq resumed>) = 0 [pid 9872] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9871] <... openat resumed>) = 3 [pid 9870] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] <... clone3 resumed> => {parent_tid=[9873]}, 88) = 9873 [pid 9866] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9874] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9873] set_robust_list(0x7f42e824b9a0, 24 [pid 9872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9871] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9870] <... futex resumed>) = 1 [pid 9869] rt_sigprocmask(SIG_SETMASK, [], [pid 9866] <... futex resumed>) = 0 [pid 9865] <... futex resumed>) = 0 [pid 9874] <... rseq resumed>) = 0 [pid 9873] <... set_robust_list resumed>) = 0 [pid 9872] dup(3 [pid 9871] <... futex resumed>) = 1 [pid 9870] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9867] <... clone3 resumed> => {parent_tid=[9874]}, 88) = 9874 [pid 9866] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9865] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9874] set_robust_list(0x7f42e824b9a0, 24 [pid 9873] rt_sigprocmask(SIG_SETMASK, [], [pid 9872] <... dup resumed>) = 4 [pid 9871] dup(3 [pid 9870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9869] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9868] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9867] rt_sigprocmask(SIG_SETMASK, [], [pid 9865] <... futex resumed>) = 0 [pid 9874] <... set_robust_list resumed>) = 0 [pid 9873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9872] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9871] <... dup resumed>) = 4 [pid 9870] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9869] <... futex resumed>) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9874] rt_sigprocmask(SIG_SETMASK, [], [pid 9873] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9872] <... futex resumed>) = 1 [pid 9869] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9868] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9867] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9865] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9873] <... openat resumed>) = 3 [pid 9872] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9867] <... futex resumed>) = 0 [pid 9873] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9867] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9873] <... futex resumed>) = 1 [pid 9869] <... futex resumed>) = 0 [pid 9873] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9869] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9869] <... futex resumed>) = 0 [pid 9873] dup(3 [pid 9869] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9873] <... dup resumed>) = 4 [pid 9873] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] <... futex resumed>) = 0 [pid 9874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9873] <... futex resumed>) = 1 [pid 9871] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9866] <... futex resumed>) = 0 [pid 9874] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9873] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9871] <... futex resumed>) = 1 [pid 9869] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9868] <... futex resumed>) = 0 [pid 9866] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9874] <... openat resumed>) = 3 [pid 9871] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9866] <... futex resumed>) = 1 [pid 9874] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9866] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9874] <... futex resumed>) = 1 [pid 9872] <... futex resumed>) = 0 [pid 9869] <... futex resumed>) = 0 [pid 9868] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9867] <... futex resumed>) = 0 [pid 9874] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9872] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9869] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9871] <... futex resumed>) = 0 [pid 9868] <... futex resumed>) = 1 [pid 9867] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9874] <... futex resumed>) = 0 [pid 9871] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9868] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9867] <... futex resumed>) = 1 [pid 9874] dup(3 [pid 9867] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9874] <... dup resumed>) = 4 [pid 9874] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9867] <... futex resumed>) = 0 [pid 9874] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9867] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9867] <... futex resumed>) = 0 [pid 9874] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9867] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9865] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9865] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9865] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9865] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9875 attached => {parent_tid=[9875]}, 88) = 9875 [pid 9869] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9869] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9865] rt_sigprocmask(SIG_SETMASK, [], [pid 9875] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9866] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9866] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] <... futex resumed>) = 0 [pid 9866] <... futex resumed>) = 0 [pid 9865] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9865] <... futex resumed>) = 0 [pid 9875] <... rseq resumed>) = 0 [pid 9869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9866] <... mmap resumed>) = 0x7f42e820a000 [pid 9865] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9875] set_robust_list(0x7f42e822a9a0, 24 [pid 9866] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9875] <... set_robust_list resumed>) = 0 [pid 9875] rt_sigprocmask(SIG_SETMASK, [], [pid 9869] <... mmap resumed>) = 0x7f42e820a000 [pid 9866] <... mprotect resumed>) = 0 [pid 9875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9869] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9875] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9869] <... mprotect resumed>) = 0 [pid 9868] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9866] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9868] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9866] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9876 attached [pid 9868] <... mmap resumed>) = 0x7f42e820a000 [pid 9866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9869] <... clone3 resumed> => {parent_tid=[9876]}, 88) = 9876 ./strace-static-x86_64: Process 9877 attached [pid 9876] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9869] rt_sigprocmask(SIG_SETMASK, [], [pid 9868] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9877] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9868] <... mprotect resumed>) = 0 [pid 9866] <... clone3 resumed> => {parent_tid=[9877]}, 88) = 9877 [pid 9877] <... rseq resumed>) = 0 [pid 9869] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9868] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9866] rt_sigprocmask(SIG_SETMASK, [], [pid 9877] set_robust_list(0x7f42e822a9a0, 24 [pid 9869] <... futex resumed>) = 0 [pid 9868] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9877] <... set_robust_list resumed>) = 0 [pid 9876] <... rseq resumed>) = 0 [pid 9875] <... madvise resumed>) = 0 [pid 9869] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9867] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9877] rt_sigprocmask(SIG_SETMASK, [], [pid 9876] set_robust_list(0x7f42e822a9a0, 24 [pid 9867] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9866] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9875] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9878 attached [pid 9877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9876] <... set_robust_list resumed>) = 0 [pid 9866] <... futex resumed>) = 0 [pid 9878] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9877] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9876] rt_sigprocmask(SIG_SETMASK, [], [pid 9875] <... futex resumed>) = 1 [pid 9868] <... clone3 resumed> => {parent_tid=[9878]}, 88) = 9878 [pid 9867] <... futex resumed>) = 0 [pid 9866] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9865] <... futex resumed>) = 0 [pid 9868] rt_sigprocmask(SIG_SETMASK, [], [pid 9876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9876] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9868] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9876] <... madvise resumed>) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9878] <... rseq resumed>) = 0 [pid 9868] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9875] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9865] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9878] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9878] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9877] <... madvise resumed>) = 0 [pid 9865] <... futex resumed>) = 0 [pid 9878] <... madvise resumed>) = 0 [pid 9865] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9877] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9866] <... futex resumed>) = 0 [pid 9877] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9866] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9877] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9866] <... futex resumed>) = 0 [pid 9866] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9878] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9876] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9867] <... mmap resumed>) = 0x7f42e820a000 [pid 9878] <... futex resumed>) = 1 [pid 9876] <... futex resumed>) = 1 [pid 9869] <... futex resumed>) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9867] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9878] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9876] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9869] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9868] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9869] <... futex resumed>) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9867] <... mprotect resumed>) = 0 [pid 9878] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9876] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9869] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9868] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9867] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9879 attached => {parent_tid=[9879]}, 88) = 9879 [pid 9867] rt_sigprocmask(SIG_SETMASK, [], [pid 9879] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9879] <... rseq resumed>) = 0 [pid 9867] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9879] set_robust_list(0x7f42e822a9a0, 24 [pid 9867] <... futex resumed>) = 0 [pid 9879] <... set_robust_list resumed>) = 0 [pid 9879] rt_sigprocmask(SIG_SETMASK, [], [pid 9867] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9879] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 9875] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9878] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9877] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9876] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9866] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9865] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9879] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9877] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9875] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9877] <... futex resumed>) = 0 [pid 9879] <... futex resumed>) = 1 [pid 9877] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9875] <... futex resumed>) = 0 [pid 9879] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9878] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9876] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9875] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9867] <... futex resumed>) = 0 [pid 9878] <... futex resumed>) = 1 [pid 9876] <... futex resumed>) = 1 [pid 9869] <... futex resumed>) = 0 [pid 9868] <... futex resumed>) = 0 [pid 9867] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9879] <... futex resumed>) = 0 [pid 9878] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9876] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9867] <... futex resumed>) = 1 [pid 9879] madvise(0x20000000, 6291458, MADV_REMOVE) = -1 EOPNOTSUPP (Operation not supported) [pid 9873] <... mmap resumed>) = 0x20000000 [pid 9872] <... mmap resumed>) = 0x20000000 [pid 9871] <... mmap resumed>) = 0x20000000 [pid 9870] <... mmap resumed>) = 0x20000000 [pid 9867] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9879] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9874] <... mmap resumed>) = 0x20000000 [pid 9873] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9872] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9870] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] exit_group(0 [pid 9867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9866] exit_group(0 [pid 9865] exit_group(0 [pid 9879] <... futex resumed>) = 0 [pid 9876] <... futex resumed>) = ? [pid 9874] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9873] <... futex resumed>) = ? [pid 9871] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9869] <... exit_group resumed>) = ? [pid 9875] <... futex resumed>) = ? [pid 9867] exit_group(0 [pid 9877] <... futex resumed>) = ? [pid 9866] <... exit_group resumed>) = ? [pid 9870] <... futex resumed>) = ? [pid 9865] <... exit_group resumed>) = ? [pid 9872] <... futex resumed>) = ? [pid 9877] +++ exited with 0 +++ [pid 9876] +++ exited with 0 +++ [pid 9875] +++ exited with 0 +++ [pid 9874] <... futex resumed>) = ? [pid 9873] +++ exited with 0 +++ [pid 9872] +++ exited with 0 +++ [pid 9871] <... futex resumed>) = 0 [pid 9870] +++ exited with 0 +++ [pid 9867] <... exit_group resumed>) = ? [pid 9865] +++ exited with 0 +++ [pid 9879] +++ exited with 0 +++ [pid 9874] +++ exited with 0 +++ [pid 9871] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9868] exit_group(0 [pid 9867] +++ exited with 0 +++ [pid 9878] <... futex resumed>) = ? [pid 9871] <... futex resumed>) = ? [pid 9868] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9865, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 9878] +++ exited with 0 +++ [pid 9871] +++ exited with 0 +++ [pid 9866] +++ exited with 0 +++ [pid 9869] +++ exited with 0 +++ [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9869, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9866, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9880 attached ./strace-static-x86_64: Process 9881 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9880] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9880 [pid 9881] set_robust_list(0x5555712a26a0, 24) = 0 [pid 9880] <... set_robust_list resumed>) = 0 [pid 9881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9881 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9882 ./strace-static-x86_64: Process 9882 attached [pid 9881] <... prctl resumed>) = 0 [pid 9880] <... prctl resumed>) = 0 [pid 9868] +++ exited with 0 +++ [pid 9881] setpgid(0, 0 [pid 9880] setpgid(0, 0 [pid 9882] set_robust_list(0x5555712a26a0, 24 [pid 9881] <... setpgid resumed>) = 0 [pid 9880] <... setpgid resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9868, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9882] <... set_robust_list resumed>) = 0 [pid 9881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9881] <... openat resumed>) = 3 [pid 9880] <... openat resumed>) = 3 ./strace-static-x86_64: Process 9883 attached [pid 9881] write(3, "1000", 4 [pid 9880] write(3, "1000", 4 [pid 9882] <... prctl resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9883] set_robust_list(0x5555712a26a0, 24 [pid 9881] <... write resumed>) = 4 [pid 9880] <... write resumed>) = 4 [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9883 [pid 9883] <... set_robust_list resumed>) = 0 [pid 9881] close(3 [pid 9880] close(3 [pid 9883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9882] setpgid(0, 0 [pid 9881] <... close resumed>) = 0 [pid 9880] <... close resumed>) = 0 executing program [pid 9881] write(1, "executing program\n", 18./strace-static-x86_64: Process 9884 attached [pid 9883] <... prctl resumed>) = 0 [pid 9882] <... setpgid resumed>) = 0 [pid 9881] <... write resumed>) = 18 executing program [pid 9880] write(1, "executing program\n", 18 [pid 9884] set_robust_list(0x5555712a26a0, 24 [pid 9883] setpgid(0, 0 [pid 9882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9880] <... write resumed>) = 18 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9884 [pid 9884] <... set_robust_list resumed>) = 0 [pid 9883] <... setpgid resumed>) = 0 [pid 9881] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9882] <... openat resumed>) = 3 [pid 9880] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9880] <... futex resumed>) = 0 [pid 9881] <... futex resumed>) = 0 [pid 9884] <... prctl resumed>) = 0 [pid 9882] write(3, "1000", 4 [pid 9881] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9880] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9884] setpgid(0, 0 [pid 9881] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9880] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9883] <... openat resumed>) = 3 [pid 9884] <... setpgid resumed>) = 0 [pid 9882] <... write resumed>) = 4 [pid 9881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9883] write(3, "1000", 4 [pid 9882] close(3 [pid 9881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9883] <... write resumed>) = 4 executing program [pid 9882] <... close resumed>) = 0 [pid 9881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9882] write(1, "executing program\n", 18 [pid 9883] close(3 [pid 9882] <... write resumed>) = 18 [pid 9881] <... mmap resumed>) = 0x7f42e822b000 [pid 9880] <... mmap resumed>) = 0x7f42e822b000 [pid 9884] <... openat resumed>) = 3 [pid 9882] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9882] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9883] <... close resumed>) = 0 [pid 9882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 9881] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9884] write(3, "1000", 4 [pid 9883] write(1, "executing program\n", 18 [pid 9882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9880] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9884] <... write resumed>) = 4 [pid 9883] <... write resumed>) = 18 [pid 9882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9881] <... mprotect resumed>) = 0 [pid 9884] close(3 [pid 9883] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] <... mprotect resumed>) = 0 [pid 9883] <... futex resumed>) = 0 [pid 9882] <... mmap resumed>) = 0x7f42e822b000 [pid 9882] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9883] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9884] <... close resumed>) = 0 [pid 9882] <... mprotect resumed>) = 0 [pid 9883] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9884] write(1, "executing program\n", 18 executing program [pid 9883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9884] <... write resumed>) = 18 [pid 9883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9884] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9884] <... futex resumed>) = 0 [pid 9883] <... mmap resumed>) = 0x7f42e822b000 ./strace-static-x86_64: Process 9885 attached [pid 9884] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9883] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9882] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9885] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9884] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9882] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 9886 attached [pid 9885] <... rseq resumed>) = 0 [pid 9882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9881] <... clone3 resumed> => {parent_tid=[9886]}, 88) = 9886 [pid 9883] <... mprotect resumed>) = 0 [pid 9884] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9880] <... clone3 resumed> => {parent_tid=[9885]}, 88) = 9885 ./strace-static-x86_64: Process 9887 attached [pid 9886] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9885] set_robust_list(0x7f42e824b9a0, 24 [pid 9884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9881] rt_sigprocmask(SIG_SETMASK, [], [pid 9880] rt_sigprocmask(SIG_SETMASK, [], [pid 9887] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9886] <... rseq resumed>) = 0 [pid 9885] <... set_robust_list resumed>) = 0 [pid 9884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9882] <... clone3 resumed> => {parent_tid=[9887]}, 88) = 9887 [pid 9881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9887] <... rseq resumed>) = 0 [pid 9886] set_robust_list(0x7f42e824b9a0, 24 [pid 9885] rt_sigprocmask(SIG_SETMASK, [], [pid 9884] <... mmap resumed>) = 0x7f42e822b000 [pid 9883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9882] rt_sigprocmask(SIG_SETMASK, [], [pid 9881] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9888 attached [pid 9887] set_robust_list(0x7f42e824b9a0, 24 [pid 9886] <... set_robust_list resumed>) = 0 [pid 9885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9884] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9881] <... futex resumed>) = 0 [pid 9880] <... futex resumed>) = 0 [pid 9888] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9887] <... set_robust_list resumed>) = 0 [pid 9886] rt_sigprocmask(SIG_SETMASK, [], [pid 9884] <... mprotect resumed>) = 0 [pid 9882] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9881] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9888] <... rseq resumed>) = 0 [pid 9887] rt_sigprocmask(SIG_SETMASK, [], [pid 9885] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9882] <... futex resumed>) = 0 [pid 9888] set_robust_list(0x7f42e824b9a0, 24 [pid 9887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9888] <... set_robust_list resumed>) = 0 [pid 9887] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9885] <... openat resumed>) = 3 [pid 9884] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9883] <... clone3 resumed> => {parent_tid=[9888]}, 88) = 9888 [pid 9882] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9880] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9888] rt_sigprocmask(SIG_SETMASK, [], [pid 9887] <... openat resumed>) = 3 [pid 9886] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9884] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9883] rt_sigprocmask(SIG_SETMASK, [], [pid 9888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9887] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9886] <... openat resumed>) = 3 [pid 9885] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9888] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9887] <... futex resumed>) = 1 [pid 9886] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9885] <... futex resumed>) = 1 [pid 9883] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9882] <... futex resumed>) = 0 [pid 9880] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9889 attached [pid 9888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9887] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9886] <... futex resumed>) = 1 [pid 9885] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9884] <... clone3 resumed> => {parent_tid=[9889]}, 88) = 9889 [pid 9883] <... futex resumed>) = 0 [pid 9882] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9881] <... futex resumed>) = 0 [pid 9880] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9889] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9888] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9886] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9884] rt_sigprocmask(SIG_SETMASK, [], [pid 9883] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9882] <... futex resumed>) = 0 [pid 9881] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] <... futex resumed>) = 0 [pid 9889] <... rseq resumed>) = 0 [pid 9888] <... openat resumed>) = 3 [pid 9887] dup(3 [pid 9886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9885] dup(3 [pid 9884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9882] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9881] <... futex resumed>) = 0 [pid 9880] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9889] set_robust_list(0x7f42e824b9a0, 24 [pid 9888] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9887] <... dup resumed>) = 4 [pid 9886] dup(3 [pid 9885] <... dup resumed>) = 4 [pid 9884] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9881] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9889] <... set_robust_list resumed>) = 0 [pid 9888] <... futex resumed>) = 1 [pid 9887] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9886] <... dup resumed>) = 4 [pid 9885] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9884] <... futex resumed>) = 0 [pid 9883] <... futex resumed>) = 0 [pid 9889] rt_sigprocmask(SIG_SETMASK, [], [pid 9888] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9887] <... futex resumed>) = 1 [pid 9886] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9885] <... futex resumed>) = 1 [pid 9884] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9883] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9882] <... futex resumed>) = 0 [pid 9880] <... futex resumed>) = 0 [pid 9889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9887] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9886] <... futex resumed>) = 1 [pid 9885] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9883] <... futex resumed>) = 0 [pid 9882] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9881] <... futex resumed>) = 0 [pid 9880] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9889] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9888] dup(3 [pid 9887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9886] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9883] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9882] <... futex resumed>) = 0 [pid 9881] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] <... futex resumed>) = 0 [pid 9889] <... openat resumed>) = 3 [pid 9888] <... dup resumed>) = 4 [pid 9887] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9885] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9882] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9881] <... futex resumed>) = 0 [pid 9880] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9886] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9881] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9888] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9889] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9888] <... futex resumed>) = 1 [pid 9884] <... futex resumed>) = 0 [pid 9883] <... futex resumed>) = 0 [pid 9889] dup(3 [pid 9888] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9884] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9889] <... dup resumed>) = 4 [pid 9884] <... futex resumed>) = 0 [pid 9883] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9889] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9888] <... futex resumed>) = 0 [pid 9883] <... futex resumed>) = 1 [pid 9889] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9888] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9884] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9883] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9884] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9884] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9889] <... futex resumed>) = 0 [pid 9889] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9882] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9881] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9882] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9882] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9881] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9882] <... mprotect resumed>) = 0 [pid 9880] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9884] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9883] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9881] <... futex resumed>) = 0 [pid 9880] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9882] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9884] <... futex resumed>) = 0 [pid 9883] <... futex resumed>) = 0 [pid 9884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9883] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9884] <... mmap resumed>) = 0x7f42e820a000 [pid 9883] <... mprotect resumed>) = 0 [pid 9882] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9880] <... futex resumed>) = 0 [pid 9884] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9881] <... mmap resumed>) = 0x7f42e820a000 [pid 9880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9881] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9881] <... mprotect resumed>) = 0 [pid 9881] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9880] <... mmap resumed>) = 0x7f42e820a000 ./strace-static-x86_64: Process 9891 attached ./strace-static-x86_64: Process 9890 attached [pid 9882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9880] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9892 attached [pid 9891] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9883] <... clone3 resumed> => {parent_tid=[9890]}, 88) = 9890 [pid 9881] <... clone3 resumed> => {parent_tid=[9891]}, 88) = 9891 [pid 9880] <... mprotect resumed>) = 0 [pid 9884] <... mprotect resumed>) = 0 [pid 9883] rt_sigprocmask(SIG_SETMASK, [], [pid 9881] rt_sigprocmask(SIG_SETMASK, [], [pid 9882] <... clone3 resumed> => {parent_tid=[9892]}, 88) = 9892 [pid 9880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9892] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9891] <... rseq resumed>) = 0 [pid 9890] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9884] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9892] <... rseq resumed>) = 0 [pid 9891] set_robust_list(0x7f42e822a9a0, 24 [pid 9890] <... rseq resumed>) = 0 [pid 9884] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9883] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9882] rt_sigprocmask(SIG_SETMASK, [], [pid 9881] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9893 attached [pid 9892] set_robust_list(0x7f42e822a9a0, 24 [pid 9891] <... set_robust_list resumed>) = 0 [pid 9890] set_robust_list(0x7f42e822a9a0, 24 [pid 9884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9883] <... futex resumed>) = 0 [pid 9882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9881] <... futex resumed>) = 0 ./strace-static-x86_64: Process 9894 attached [pid 9893] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9892] <... set_robust_list resumed>) = 0 [pid 9891] rt_sigprocmask(SIG_SETMASK, [], [pid 9890] <... set_robust_list resumed>) = 0 [pid 9882] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9893] <... rseq resumed>) = 0 [pid 9892] rt_sigprocmask(SIG_SETMASK, [], [pid 9891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9890] rt_sigprocmask(SIG_SETMASK, [], [pid 9884] <... clone3 resumed> => {parent_tid=[9894]}, 88) = 9894 [pid 9883] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9881] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9880] <... clone3 resumed> => {parent_tid=[9893]}, 88) = 9893 [pid 9882] <... futex resumed>) = 0 [pid 9894] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9893] set_robust_list(0x7f42e822a9a0, 24 [pid 9894] <... rseq resumed>) = 0 [pid 9892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9884] rt_sigprocmask(SIG_SETMASK, [], [pid 9882] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9880] rt_sigprocmask(SIG_SETMASK, [], [pid 9894] set_robust_list(0x7f42e822a9a0, 24 [pid 9893] <... set_robust_list resumed>) = 0 [pid 9892] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9891] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9890] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9894] <... set_robust_list resumed>) = 0 [pid 9893] rt_sigprocmask(SIG_SETMASK, [], [pid 9891] <... madvise resumed>) = 0 [pid 9890] <... madvise resumed>) = 0 [pid 9884] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9894] rt_sigprocmask(SIG_SETMASK, [], [pid 9893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9892] <... madvise resumed>) = 0 [pid 9884] <... futex resumed>) = 0 [pid 9880] <... futex resumed>) = 0 [pid 9894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9893] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9884] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9880] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9894] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9893] <... madvise resumed>) = 0 [pid 9892] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9882] <... futex resumed>) = 0 [pid 9882] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9892] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9890] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9882] <... futex resumed>) = 0 [pid 9890] <... futex resumed>) = 1 [pid 9883] <... futex resumed>) = 0 [pid 9882] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9890] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9883] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9883] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9891] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9893] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9880] <... futex resumed>) = 0 [pid 9880] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9880] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9893] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9891] <... futex resumed>) = 1 [pid 9881] <... futex resumed>) = 0 [pid 9881] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9881] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9893] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9891] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9890] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9890] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9883] <... futex resumed>) = 0 [pid 9893] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9890] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9893] <... futex resumed>) = 1 [pid 9880] <... futex resumed>) = 0 [pid 9892] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9893] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9892] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9882] <... futex resumed>) = 0 [pid 9892] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9891] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9891] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9891] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9881] <... futex resumed>) = 0 [pid 9884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9884] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9888] <... mmap resumed>) = 0x20000000 [pid 9887] <... mmap resumed>) = 0x20000000 [pid 9885] <... mmap resumed>) = 0x20000000 [pid 9886] <... mmap resumed>) = 0x20000000 [pid 9888] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9886] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9885] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9886] <... futex resumed>) = 0 [pid 9885] <... futex resumed>) = 0 [pid 9886] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9885] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9883] exit_group(0 [pid 9881] exit_group(0 [pid 9880] exit_group(0 [pid 9893] <... futex resumed>) = ? [pid 9891] <... futex resumed>) = ? [pid 9890] <... futex resumed>) = ? [pid 9886] <... futex resumed>) = ? [pid 9885] <... futex resumed>) = ? [pid 9883] <... exit_group resumed>) = ? [pid 9881] <... exit_group resumed>) = ? [pid 9887] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9880] <... exit_group resumed>) = ? [pid 9893] +++ exited with 0 +++ [pid 9891] +++ exited with 0 +++ [pid 9890] +++ exited with 0 +++ [pid 9886] +++ exited with 0 +++ [pid 9885] +++ exited with 0 +++ [pid 9881] +++ exited with 0 +++ [pid 9880] +++ exited with 0 +++ [pid 9882] exit_group(0 [pid 9892] <... futex resumed>) = ? [pid 9882] <... exit_group resumed>) = ? [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9881, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9880, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9892] +++ exited with 0 +++ [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9887] <... futex resumed>) = ? [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 9889] <... mmap resumed>) = 0x20000000 [pid 9884] <... mmap resumed>) = 0x7f42e81e9000 [pid 5841] <... restart_syscall resumed>) = 0 [pid 9894] <... madvise resumed>) = 0 [pid 9884] mprotect(0x7f42e81ea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9884] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9894] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9884] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9894] <... futex resumed>) = 0 [pid 9889] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e8209990, parent_tid=0x7f42e8209990, exit_signal=0, stack=0x7f42e81e9000, stack_size=0x20300, tls=0x7f42e82096c0}./strace-static-x86_64: Process 9895 attached [pid 9894] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9889] <... futex resumed>) = 0 [pid 9895] rseq(0x7f42e8209fe0, 0x20, 0, 0x53053053 [pid 9889] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9884] <... clone3 resumed> => {parent_tid=[9895]}, 88) = 9895 [pid 9895] <... rseq resumed>) = 0 [pid 9884] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9896 attached [pid 9895] set_robust_list(0x7f42e82099a0, 24 [pid 9884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9896] set_robust_list(0x5555712a26a0, 24 [pid 9895] <... set_robust_list resumed>) = 0 [pid 9884] futex(0x7f42e831a348, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9896] <... set_robust_list resumed>) = 0 [pid 9895] rt_sigprocmask(SIG_SETMASK, [], [pid 9884] <... futex resumed>) = 0 [pid 9896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9884] futex(0x7f42e831a34c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9895] madvise(0x20000000, 6291458, MADV_REMOVE./strace-static-x86_64: Process 9897 attached ) = -1 EOPNOTSUPP (Operation not supported) [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9896 [pid 9896] <... prctl resumed>) = 0 [pid 9895] futex(0x7f42e831a34c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9897 [pid 9896] setpgid(0, 0 [pid 9895] <... futex resumed>) = 1 [pid 9884] <... futex resumed>) = 0 [pid 9896] <... setpgid resumed>) = 0 [pid 9895] futex(0x7f42e831a348, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9884] exit_group(0 [pid 9896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9895] <... futex resumed>) = ? [pid 9894] <... futex resumed>) = ? [pid 9889] <... futex resumed>) = ? [pid 9884] <... exit_group resumed>) = ? [pid 9897] set_robust_list(0x5555712a26a0, 24 [pid 9895] +++ exited with 0 +++ [pid 9894] +++ exited with 0 +++ [pid 9889] +++ exited with 0 +++ [pid 9887] +++ exited with 0 +++ [pid 9882] +++ exited with 0 +++ [pid 9897] <... set_robust_list resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9882, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9896] <... openat resumed>) = 3 [pid 9896] write(3, "1000", 4executing program ) = 4 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9896] close(3) = 0 [pid 9896] write(1, "executing program\n", 18) = 18 [pid 9896] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9896] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9896] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9896] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9899 attached ./strace-static-x86_64: Process 9898 attached [pid 9888] +++ exited with 0 +++ [pid 9883] +++ exited with 0 +++ [pid 9897] <... prctl resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9898 [pid 9899] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9898] set_robust_list(0x5555712a26a0, 24 [pid 9897] setpgid(0, 0 [pid 9896] <... clone3 resumed> => {parent_tid=[9899]}, 88) = 9899 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9883, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 9899] <... rseq resumed>) = 0 [pid 9898] <... set_robust_list resumed>) = 0 [pid 9897] <... setpgid resumed>) = 0 [pid 9896] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 9899] set_robust_list(0x7f42e824b9a0, 24 [pid 9898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9899] <... set_robust_list resumed>) = 0 [pid 9898] <... prctl resumed>) = 0 [pid 9897] <... openat resumed>) = 3 [pid 9896] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9899] rt_sigprocmask(SIG_SETMASK, [], [pid 9898] setpgid(0, 0 [pid 9896] <... futex resumed>) = 0 [pid 9899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9898] <... setpgid resumed>) = 0 [pid 9897] write(3, "1000", 4 [pid 9896] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9899] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9897] <... write resumed>) = 4 [pid 5839] <... restart_syscall resumed>) = 0 [pid 9898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9897] close(3 [pid 9898] <... openat resumed>) = 3 [pid 9897] <... close resumed>) = 0 executing program [pid 9897] write(1, "executing program\n", 18 [pid 9898] write(3, "1000", 4 [pid 9897] <... write resumed>) = 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9898] <... write resumed>) = 4 [pid 9897] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9900 attached [pid 9898] close(3 [pid 9897] <... futex resumed>) = 0 executing program [pid 9898] <... close resumed>) = 0 [pid 9897] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 5839] <... clone resumed>, child_tidptr=0x5555712a2690) = 9900 [pid 9900] set_robust_list(0x5555712a26a0, 24 [pid 9898] write(1, "executing program\n", 18 [pid 9897] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9900] <... set_robust_list resumed>) = 0 [pid 9898] <... write resumed>) = 18 [pid 9897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9898] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9900] <... prctl resumed>) = 0 [pid 9898] <... futex resumed>) = 0 [pid 9897] <... mmap resumed>) = 0x7f42e822b000 [pid 9900] setpgid(0, 0 [pid 9898] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9900] <... setpgid resumed>) = 0 [pid 9898] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9897] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9897] <... mprotect resumed>) = 0 [pid 9897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9901 attached [pid 9901] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053) = 0 [pid 9897] <... clone3 resumed> => {parent_tid=[9901]}, 88) = 9901 [pid 9901] set_robust_list(0x7f42e824b9a0, 24 [pid 9900] <... openat resumed>) = 3 [pid 9898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9901] <... set_robust_list resumed>) = 0 [pid 9900] write(3, "1000", 4 [pid 9898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9897] rt_sigprocmask(SIG_SETMASK, [], [pid 9901] rt_sigprocmask(SIG_SETMASK, [], [pid 9900] <... write resumed>) = 4 [pid 9898] <... mmap resumed>) = 0x7f42e822b000 [pid 9897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9900] close(3 [pid 9898] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9897] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9901] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9900] <... close resumed>) = 0 [pid 9898] <... mprotect resumed>) = 0 [pid 9897] <... futex resumed>) = 0 executing program [pid 9898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9900] write(1, "executing program\n", 18 [pid 9898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9900] <... write resumed>) = 18 [pid 9898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9900] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9902 attached ) = 0 [pid 9902] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9900] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9898] <... clone3 resumed> => {parent_tid=[9902]}, 88) = 9902 [pid 9897] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9902] <... rseq resumed>) = 0 [pid 9901] <... openat resumed>) = 3 [pid 9900] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9899] <... openat resumed>) = 3 [pid 9898] rt_sigprocmask(SIG_SETMASK, [], [pid 9884] +++ exited with 0 +++ [pid 9902] set_robust_list(0x7f42e824b9a0, 24 [pid 9901] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9899] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9884, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 9902] <... set_robust_list resumed>) = 0 [pid 9901] <... futex resumed>) = 1 [pid 9900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9899] <... futex resumed>) = 1 [pid 9898] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] <... futex resumed>) = 0 [pid 9896] <... futex resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 9902] rt_sigprocmask(SIG_SETMASK, [], [pid 9901] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9899] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9898] <... futex resumed>) = 0 [pid 9896] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9900] <... mmap resumed>) = 0x7f42e822b000 [pid 9899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9898] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9896] <... futex resumed>) = 0 [pid 9902] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9900] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9899] dup(3 [pid 9897] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9896] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9902] <... openat resumed>) = 3 [pid 9901] <... futex resumed>) = 0 [pid 9900] <... mprotect resumed>) = 0 [pid 9899] <... dup resumed>) = 4 [pid 9897] <... futex resumed>) = 1 [pid 5838] <... restart_syscall resumed>) = 0 [pid 9902] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9901] dup(3 [pid 9900] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9899] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9902] <... futex resumed>) = 1 [pid 9901] <... dup resumed>) = 4 [pid 9898] <... futex resumed>) = 0 [pid 9902] dup(3 [pid 9901] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9900] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9899] <... futex resumed>) = 1 [pid 9898] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9896] <... futex resumed>) = 0 [pid 9902] <... dup resumed>) = 4 [pid 9901] <... futex resumed>) = 0 [pid 9900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9899] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9898] <... futex resumed>) = 0 [pid 9897] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9896] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9903 attached [pid 9902] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9901] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9898] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9897] <... futex resumed>) = 0 [pid 9896] <... futex resumed>) = 0 [pid 9902] <... futex resumed>) = 0 [pid 9900] <... clone3 resumed> => {parent_tid=[9903]}, 88) = 9903 [pid 9899] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9896] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9904 attached [pid 9903] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9902] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9900] rt_sigprocmask(SIG_SETMASK, [], [pid 9897] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9904] set_robust_list(0x5555712a26a0, 24 [pid 9903] <... rseq resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9904 [pid 9904] <... set_robust_list resumed>) = 0 [pid 9903] set_robust_list(0x7f42e824b9a0, 24) = 0 [pid 9903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9903] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9898] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9898] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9902] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9900] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9900] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9904] <... prctl resumed>) = 0 [pid 9903] <... futex resumed>) = 0 [pid 9903] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9904] setpgid(0, 0) = 0 [pid 9903] <... openat resumed>) = 3 [pid 9903] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9903] <... futex resumed>) = 1 [pid 9900] <... futex resumed>) = 0 [pid 9904] <... openat resumed>) = 3 [pid 9903] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9900] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9904] write(3, "1000", 4 [pid 9903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9904] <... write resumed>) = 4 [pid 9903] dup(3 [pid 9904] close(3 [pid 9903] <... dup resumed>) = 4 [pid 9904] <... close resumed>) = 0 [pid 9903] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9903] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 9900] <... futex resumed>) = 1 [pid 9903] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9900] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 9900] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9903] <... futex resumed>) = 0 [pid 9900] <... futex resumed>) = 1 [pid 9903] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9900] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 9904] write(1, "executing program\n", 18) = 18 [pid 9904] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9904] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9904] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9904] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9905 attached [pid 9905] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9904] <... clone3 resumed> => {parent_tid=[9905]}, 88) = 9905 [pid 9905] <... rseq resumed>) = 0 [pid 9904] rt_sigprocmask(SIG_SETMASK, [], [pid 9905] set_robust_list(0x7f42e824b9a0, 24 [pid 9904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9905] <... set_robust_list resumed>) = 0 [pid 9904] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9905] rt_sigprocmask(SIG_SETMASK, [], [pid 9904] <... futex resumed>) = 0 [pid 9905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9904] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9905] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 9905] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9905] <... futex resumed>) = 1 [pid 9904] <... futex resumed>) = 0 [pid 9897] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9905] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9904] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] <... futex resumed>) = 0 [pid 9904] <... futex resumed>) = 0 [pid 9897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9904] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9905] dup(3 [pid 9897] <... mmap resumed>) = 0x7f42e820a000 [pid 9905] <... dup resumed>) = 4 [pid 9897] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9905] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9897] <... mprotect resumed>) = 0 [pid 9896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9905] <... futex resumed>) = 1 [pid 9898] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9896] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9905] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9898] <... futex resumed>) = 0 [pid 9897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9896] <... futex resumed>) = 0 [pid 9898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9904] <... futex resumed>) = 0 [pid 9898] <... mmap resumed>) = 0x7f42e820a000 [pid 9897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9904] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9905] <... futex resumed>) = 0 [pid 9904] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9906 attached [pid 9905] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9904] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9898] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9906] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9898] <... mprotect resumed>) = 0 [pid 9906] <... rseq resumed>) = 0 [pid 9906] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9906] rt_sigprocmask(SIG_SETMASK, [], [pid 9900] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9900] <... futex resumed>) = 0 [pid 9898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9897] <... clone3 resumed> => {parent_tid=[9906]}, 88) = 9906 [pid 9896] <... mmap resumed>) = 0x7f42e820a000 [pid 9906] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9897] rt_sigprocmask(SIG_SETMASK, [], [pid 9896] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9907 attached [pid 9900] <... mmap resumed>) = 0x7f42e820a000 [pid 9897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9896] <... mprotect resumed>) = 0 [pid 9900] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9898] <... clone3 resumed> => {parent_tid=[9907]}, 88) = 9907 [pid 9896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9900] <... mprotect resumed>) = 0 [pid 9898] rt_sigprocmask(SIG_SETMASK, [], [pid 9896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9907] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9900] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9907] <... rseq resumed>) = 0 [pid 9900] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9898] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9897] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 9908 attached [pid 9907] set_robust_list(0x7f42e822a9a0, 24 [pid 9900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9898] <... futex resumed>) = 0 [pid 9907] <... set_robust_list resumed>) = 0 [pid 9898] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9896] <... clone3 resumed> => {parent_tid=[9908]}, 88) = 9908 [pid 9907] rt_sigprocmask(SIG_SETMASK, [], [pid 9900] <... clone3 resumed> => {parent_tid=[9909]}, 88) = 9909 [pid 9896] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 9909 attached [pid 9908] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9897] <... futex resumed>) = 1 [pid 9909] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9908] <... rseq resumed>) = 0 [pid 9906] <... futex resumed>) = 0 [pid 9900] rt_sigprocmask(SIG_SETMASK, [], [pid 9897] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9909] <... rseq resumed>) = 0 [pid 9908] set_robust_list(0x7f42e822a9a0, 24 [pid 9907] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9906] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9896] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9909] set_robust_list(0x7f42e822a9a0, 24 [pid 9908] <... set_robust_list resumed>) = 0 [pid 9907] <... madvise resumed>) = 0 [pid 9909] <... set_robust_list resumed>) = 0 [pid 9908] rt_sigprocmask(SIG_SETMASK, [], [pid 9906] <... madvise resumed>) = 0 [pid 9900] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9896] <... futex resumed>) = 0 [pid 9900] <... futex resumed>) = 0 [pid 9896] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9900] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9908] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9909] rt_sigprocmask(SIG_SETMASK, [], [pid 9906] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9909] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9897] <... futex resumed>) = 0 [pid 9908] <... madvise resumed>) = 0 [pid 9907] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9898] <... futex resumed>) = 0 [pid 9897] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9906] <... futex resumed>) = 1 [pid 9897] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9907] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9898] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9898] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9908] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9896] <... futex resumed>) = 0 [pid 9909] <... madvise resumed>) = 0 [pid 9908] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9906] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9896] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9909] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9896] <... futex resumed>) = 0 [pid 9904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9896] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9904] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9909] <... futex resumed>) = 1 [pid 9904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9900] <... futex resumed>) = 0 [pid 9909] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9904] <... mmap resumed>) = 0x7f42e820a000 [pid 9900] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9904] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9900] <... futex resumed>) = 0 [pid 9909] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9904] <... mprotect resumed>) = 0 [pid 9900] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9904] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} => {parent_tid=[9910]}, 88) = 9910 [pid 9904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9904] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9904] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 9910 attached [pid 9910] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9910] set_robust_list(0x7f42e822a9a0, 24) = 0 [pid 9910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9910] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9908] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9906] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9908] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9906] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9908] <... futex resumed>) = 1 [pid 9896] <... futex resumed>) = 0 [pid 9906] <... futex resumed>) = 1 [pid 9907] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9906] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9908] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9907] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9898] <... futex resumed>) = 0 [pid 9907] <... futex resumed>) = 1 [pid 9907] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9897] <... futex resumed>) = 0 [pid 9909] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9909] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9900] <... futex resumed>) = 0 [pid 9909] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9910] <... madvise resumed>) = 0 [pid 9904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9910] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9910] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9904] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9910] <... futex resumed>) = 0 [pid 9910] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9904] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9910] <... madvise resumed>) = -1 EOPNOTSUPP (Operation not supported) [pid 9910] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 9904] <... futex resumed>) = 0 [pid 9910] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9905] <... mmap resumed>) = 0x20000000 [pid 9903] <... mmap resumed>) = 0x20000000 [pid 9902] <... mmap resumed>) = 0x20000000 [pid 9905] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9903] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9902] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9901] <... mmap resumed>) = 0x20000000 [pid 9899] <... mmap resumed>) = 0x20000000 [pid 9905] <... futex resumed>) = 0 [pid 9904] exit_group(0 [pid 9903] <... futex resumed>) = 0 [pid 9902] <... futex resumed>) = 0 [pid 9901] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9900] exit_group(0 [pid 9899] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9898] exit_group(0 [pid 9910] <... futex resumed>) = ? [pid 9909] <... futex resumed>) = ? [pid 9907] <... futex resumed>) = ? [pid 9904] <... exit_group resumed>) = ? [pid 9901] <... futex resumed>) = 0 [pid 9900] <... exit_group resumed>) = ? [pid 9899] <... futex resumed>) = 0 [pid 9898] <... exit_group resumed>) = ? [pid 9896] exit_group(0 [pid 9910] +++ exited with 0 +++ [pid 9909] +++ exited with 0 +++ [pid 9907] +++ exited with 0 +++ [pid 9905] +++ exited with 0 +++ [pid 9904] +++ exited with 0 +++ [pid 9902] +++ exited with 0 +++ [pid 9908] <... futex resumed>) = ? [pid 9901] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9897] exit_group(0 [pid 9896] <... exit_group resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9904, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 9908] +++ exited with 0 +++ [pid 9906] <... futex resumed>) = ? [pid 9901] <... futex resumed>) = ? [pid 9897] <... exit_group resumed>) = ? [pid 9906] +++ exited with 0 +++ [pid 9901] +++ exited with 0 +++ [pid 9903] +++ exited with 0 +++ [pid 9900] +++ exited with 0 +++ [pid 9899] +++ exited with 0 +++ [pid 9896] +++ exited with 0 +++ [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9896, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9900, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 9911 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9912 attached [pid 5839] <... restart_syscall resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9913 attached , child_tidptr=0x5555712a2690) = 9913 [pid 9913] set_robust_list(0x5555712a26a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x5555712a2690) = 9912 [pid 9913] <... set_robust_list resumed>) = 0 [pid 9913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9897] +++ exited with 0 +++ [pid 9912] set_robust_list(0x5555712a26a0, 24 [pid 9911] set_robust_list(0x5555712a26a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x5555712a2690) = 9911 [pid 9913] <... prctl resumed>) = 0 [pid 9912] <... set_robust_list resumed>) = 0 [pid 9911] <... set_robust_list resumed>) = 0 [pid 5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9897, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 9913] setpgid(0, 0 [pid 9912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] restart_syscall(<... resuming interrupted clone ...> [pid 9913] <... setpgid resumed>) = 0 [pid 9912] <... prctl resumed>) = 0 [pid 9911] <... prctl resumed>) = 0 [pid 9913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9912] setpgid(0, 0 [pid 9911] setpgid(0, 0) = 0 [pid 5845] <... restart_syscall resumed>) = 0 [pid 9913] <... openat resumed>) = 3 [pid 9912] <... setpgid resumed>) = 0 [pid 9911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9913] write(3, "1000", 4 [pid 9912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9911] <... openat resumed>) = 3 [pid 9913] <... write resumed>) = 4 [pid 9912] <... openat resumed>) = 3 [pid 9911] write(3, "1000", 4 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9914 attached [pid 9913] close(3 [pid 9914] set_robust_list(0x5555712a26a0, 24 [pid 9913] <... close resumed>) = 0 [pid 5845] <... clone resumed>, child_tidptr=0x5555712a2690) = 9914 [pid 9914] <... set_robust_list resumed>) = 0 executing program [pid 9913] write(1, "executing program\n", 18 [pid 9914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9913] <... write resumed>) = 18 [pid 9914] <... prctl resumed>) = 0 [pid 9913] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9914] setpgid(0, 0 [pid 9913] <... futex resumed>) = 0 [pid 9912] write(3, "1000", 4 [pid 9911] <... write resumed>) = 4 [pid 9912] <... write resumed>) = 4 [pid 9911] close(3 [pid 9914] <... setpgid resumed>) = 0 [pid 9913] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9912] close(3 [pid 9911] <... close resumed>) = 0 [pid 9913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program executing program [pid 9912] <... close resumed>) = 0 [pid 9914] <... openat resumed>) = 3 [pid 9913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9912] write(1, "executing program\n", 18 [pid 9911] write(1, "executing program\n", 18 [pid 9912] <... write resumed>) = 18 [pid 9911] <... write resumed>) = 18 [pid 9914] write(3, "1000", 4 [pid 9913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9912] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9911] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9914] <... write resumed>) = 4 [pid 9913] <... mmap resumed>) = 0x7f42e822b000 [pid 9912] <... futex resumed>) = 0 [pid 9911] <... futex resumed>) = 0 [pid 9914] close(3 [pid 9913] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9912] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9911] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, executing program [pid 9914] <... close resumed>) = 0 [pid 9913] <... mprotect resumed>) = 0 [pid 9912] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9911] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9914] write(1, "executing program\n", 18 [pid 9913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9914] <... write resumed>) = 18 [pid 9912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9912] <... mmap resumed>) = 0x7f42e822b000 [pid 9911] <... mmap resumed>) = 0x7f42e822b000 [pid 9898] +++ exited with 0 +++ ./strace-static-x86_64: Process 9915 attached [pid 9914] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9913] <... clone3 resumed> => {parent_tid=[9915]}, 88) = 9915 [pid 9912] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9911] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9915] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9914] <... futex resumed>) = 0 [pid 9913] rt_sigprocmask(SIG_SETMASK, [], [pid 9912] <... mprotect resumed>) = 0 [pid 9911] <... mprotect resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9898, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 9915] <... rseq resumed>) = 0 [pid 9914] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, [pid 9913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9912] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9911] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 9915] set_robust_list(0x7f42e824b9a0, 24 [pid 9914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 9913] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9912] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9915] <... set_robust_list resumed>) = 0 [pid 9914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 9913] <... futex resumed>) = 0 [pid 9912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0}./strace-static-x86_64: Process 9916 attached ./strace-static-x86_64: Process 9917 attached [pid 9915] rt_sigprocmask(SIG_SETMASK, [], [pid 9914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9913] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9917] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9916] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9912] <... clone3 resumed> => {parent_tid=[9916]}, 88) = 9916 [pid 9911] <... clone3 resumed> => {parent_tid=[9917]}, 88) = 9917 [pid 9917] <... rseq resumed>) = 0 [pid 9915] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9914] <... mmap resumed>) = 0x7f42e822b000 [pid 9912] rt_sigprocmask(SIG_SETMASK, [], [pid 9911] rt_sigprocmask(SIG_SETMASK, [], [pid 9917] set_robust_list(0x7f42e824b9a0, 24 [pid 9915] <... openat resumed>) = 3 [pid 9914] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE [pid 9912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9917] <... set_robust_list resumed>) = 0 [pid 9915] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9914] <... mprotect resumed>) = 0 [pid 9916] <... rseq resumed>) = 0 [pid 9912] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9911] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... restart_syscall resumed>) = 0 [pid 9917] rt_sigprocmask(SIG_SETMASK, [], [pid 9915] <... futex resumed>) = 1 [pid 9913] <... futex resumed>) = 0 [pid 9912] <... futex resumed>) = 0 [pid 9911] <... futex resumed>) = 0 [pid 9917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9916] set_robust_list(0x7f42e824b9a0, 24 [pid 9915] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9913] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9912] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9911] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9913] <... futex resumed>) = 0 [pid 9917] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9916] <... set_robust_list resumed>) = 0 [pid 9915] dup(3 [pid 9914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9913] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9917] <... openat resumed>) = 3 [pid 9916] rt_sigprocmask(SIG_SETMASK, [], [pid 9915] <... dup resumed>) = 4 [pid 9914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9915] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9913] <... futex resumed>) = 0 [pid 9913] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9913] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9915] <... futex resumed>) = 1 ./strace-static-x86_64: Process 9919 attached ./strace-static-x86_64: Process 9918 attached [pid 9917] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9919] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9918] set_robust_list(0x5555712a26a0, 24 [pid 9917] <... futex resumed>) = 1 [pid 9916] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9915] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9914] <... clone3 resumed> => {parent_tid=[9919]}, 88) = 9919 [pid 9911] <... futex resumed>) = 0 [pid 9919] <... rseq resumed>) = 0 [pid 9918] <... set_robust_list resumed>) = 0 [pid 9917] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9916] <... openat resumed>) = 3 [pid 9914] rt_sigprocmask(SIG_SETMASK, [], [pid 9911] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... clone resumed>, child_tidptr=0x5555712a2690) = 9918 [pid 9919] set_robust_list(0x7f42e824b9a0, 24 [pid 9917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9916] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9911] <... futex resumed>) = 0 [pid 9919] <... set_robust_list resumed>) = 0 [pid 9918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9917] dup(3 [pid 9916] <... futex resumed>) = 1 [pid 9914] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9911] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9919] rt_sigprocmask(SIG_SETMASK, [], [pid 9917] <... dup resumed>) = 4 [pid 9916] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9914] <... futex resumed>) = 0 [pid 9912] <... futex resumed>) = 0 [pid 9919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9918] <... prctl resumed>) = 0 [pid 9917] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9914] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9912] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9919] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9918] setpgid(0, 0 [pid 9917] <... futex resumed>) = 1 [pid 9916] <... futex resumed>) = 0 [pid 9912] <... futex resumed>) = 1 [pid 9911] <... futex resumed>) = 0 [pid 9919] <... openat resumed>) = 3 [pid 9918] <... setpgid resumed>) = 0 [pid 9917] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9916] dup(3 [pid 9911] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9916] <... dup resumed>) = 4 [pid 9912] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9919] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9917] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9916] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9911] <... futex resumed>) = 0 [pid 9919] <... futex resumed>) = 1 [pid 9914] <... futex resumed>) = 0 [pid 9914] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9916] <... futex resumed>) = 0 [pid 9919] dup(3 [pid 9914] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9916] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9919] <... dup resumed>) = 4 [pid 9919] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9911] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9919] <... futex resumed>) = 1 [pid 9912] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9919] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9918] <... openat resumed>) = 3 [pid 9914] <... futex resumed>) = 0 [pid 9919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9918] write(3, "1000", 4 [pid 9916] <... futex resumed>) = 0 [pid 9914] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9912] <... futex resumed>) = 1 [pid 9919] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9918] <... write resumed>) = 4 [pid 9916] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9914] <... futex resumed>) = 0 [pid 9912] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9918] close(3 [pid 9914] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9918] <... close resumed>) = 0 [pid 9918] write(1, "executing program\n", 18executing program ) = 18 [pid 9918] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9918] rt_sigaction(SIGRT_1, {sa_handler=0x7f42e82b6350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f42e82a79d0}, NULL, 8) = 0 [pid 9918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 9918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e822b000 [pid 9918] mprotect(0x7f42e822c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 9913] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9913] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 9913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9913] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9913] <... mprotect resumed>) = 0 [pid 9918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e824b990, parent_tid=0x7f42e824b990, exit_signal=0, stack=0x7f42e822b000, stack_size=0x20300, tls=0x7f42e824b6c0} [pid 9913] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 9920 attached [], 8) = 0 [pid 9913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9921 attached [pid 9920] rseq(0x7f42e824bfe0, 0x20, 0, 0x53053053 [pid 9918] <... clone3 resumed> => {parent_tid=[9920]}, 88) = 9920 [pid 9921] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9920] <... rseq resumed>) = 0 [pid 9921] <... rseq resumed>) = 0 [pid 9918] rt_sigprocmask(SIG_SETMASK, [], [pid 9913] <... clone3 resumed> => {parent_tid=[9921]}, 88) = 9921 [pid 9921] set_robust_list(0x7f42e822a9a0, 24 [pid 9920] set_robust_list(0x7f42e824b9a0, 24 [pid 9918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9913] rt_sigprocmask(SIG_SETMASK, [], [pid 9921] <... set_robust_list resumed>) = 0 [pid 9920] <... set_robust_list resumed>) = 0 [pid 9918] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9921] rt_sigprocmask(SIG_SETMASK, [], [pid 9920] rt_sigprocmask(SIG_SETMASK, [], [pid 9913] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9918] <... futex resumed>) = 0 [pid 9913] <... futex resumed>) = 0 [pid 9921] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9913] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9920] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 9918] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9921] <... madvise resumed>) = 0 [pid 9920] <... openat resumed>) = 3 [pid 9921] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9920] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9921] <... futex resumed>) = 1 [pid 9920] <... futex resumed>) = 1 [pid 9918] <... futex resumed>) = 0 [pid 9913] <... futex resumed>) = 0 [pid 9921] futex(0x7f42e831a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9920] futex(0x7f42e831a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 9918] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9913] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9911] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9913] <... futex resumed>) = 0 [pid 9913] futex(0x7f42e831a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9911] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9918] <... futex resumed>) = 0 [pid 9921] madvise(0x20000000, 6291458, MADV_REMOVE [pid 9920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 9918] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9911] <... futex resumed>) = 0 [pid 9920] dup(3 [pid 9912] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9920] <... dup resumed>) = 4 [pid 9912] <... futex resumed>) = 0 [pid 9920] futex(0x7f42e831a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f42e820a000 [pid 9920] <... futex resumed>) = 1 [pid 9918] <... futex resumed>) = 0 [pid 9912] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE [pid 9918] futex(0x7f42e831a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 9914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 9920] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 9918] <... futex resumed>) = 0 [pid 9914] futex(0x7f42e831a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 9912] <... mprotect resumed>) = 0 [pid 9918] futex(0x7f42e831a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 9914] <... futex resumed>) = 0 [pid 9912] rt_sigprocmask(SIG_BLOCK, ~[], [pid 9914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 9912] <... rt_sigprocmask resumed>[], 8) = 0 [pid 9914] <... mmap resumed>) = 0x7f42e820a000 [pid 9912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0} [pid 9914] mprotect(0x7f42e820b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 9922 attached ) = 0 [pid 9914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 9914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f42e822a990, parent_tid=0x7f42e822a990, exit_signal=0, stack=0x7f42e820a000, stack_size=0x20300, tls=0x7f42e822a6c0}./strace-static-x86_64: Process 9923 attached [pid 9923] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053) = 0 [pid 9922] rseq(0x7f42e822afe0, 0x20, 0, 0x53053053 [pid 9912] <... clone3 resumed> => {parent_tid=[9922]}, 88) = 9922 [pid 9912] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 9912] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9923] set_robust_list(0x7f42e822a9a0, 24 [pid 9922] <... rseq resumed>) = 0 [pid 9914] <... clone3 resumed> => {parent_tid=[9923]}, 88) = 9923 [pid 9923] <... set_robust_list resumed>) = 0 [pid 9922] set_robust_list(0x7f42e822a9a0, 24 [pid 9914] rt_sigprocmask(SIG_SETMASK, [], [pid 9923] rt_sigprocmask(SIG_SETMASK, [], [pid 9922] <... set_robust_list resumed>) = 0 [pid 9914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9922] rt_sigprocmask(SIG_SETMASK, [], [pid 9914] futex(0x7f42e831a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 9923] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 9922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 9914] <... futex resumed>) = 0 [pid 9912] <... futex resumed>) = 0 [pid 9923] <... madvise resumed>) = 0 [pid 9922] madvise(0x20000000, 6291456, MADV_DONTNEED [ 146.980771][ T9921] page: refcount:3 mapcount:1 mapping:ffff8880234c0878 index:0x380 pfn:0x5cdc1 [ 146.990192][ T9921] memcg:ffff888140e9c000 [ 146.994434][ T9921] aops:def_blk_aops ino:fa00000 [ 146.999311][ T9921] flags: 0xfff78000000a2d(locked|referenced|uptodate|lru|workingset|owner_2|node=0|zone=1|lastcpupid=0x7ff) [ 147.010776][ T9921] raw: 00fff78000000a2d ffffea0000aa4348 ffffea0000474848 ffff8880234c0878 [ 147.019360][ T9921] raw: 0000000000000380 0000000000000000 0000000300000000 ffff888140e9c000 [ 147.027941][ T9921] page dumped because: VM_BUG_ON_FOLIO(folio_mapped(folio)) [ 147.035229][ T9921] page_owner tracks the page as allocated [ 147.041183][ T9921] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x152c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 9919, tgid 9914 (syz-executor407), ts 146923387187, free_ts 146841160493 [ 147.062194][ T9921] post_alloc_hook+0x1f4/0x240 [ 147.066958][ T9921] get_page_from_freelist+0x365c/0x37a0 [ 147.072499][ T9921] __alloc_frozen_pages_noprof+0x292/0x710 [ 147.078380][ T9921] alloc_pages_mpol+0x30e/0x550 [ 147.083277][ T9921] alloc_pages_noprof+0x121/0x190 [ 147.088313][ T9921] folio_alloc_noprof+0x1e/0x30 [ 147.093167][ T9921] filemap_alloc_folio_noprof+0xe1/0x540 [ 147.098795][ T9921] page_cache_ra_unbounded+0x30e/0x720 [ 147.104249][ T9921] filemap_fault+0x764/0x16c0 [ 147.109009][ T9921] __do_fault+0x135/0x390 [ 147.113336][ T9921] handle_pte_fault+0x39eb/0x5ee0 [ 147.118356][ T9921] handle_mm_fault+0x11f5/0x1d50 [ 147.123288][ T9921] __get_user_pages+0x1a92/0x4140 [ 147.128312][ T9921] populate_vma_page_range+0x264/0x330 [ 147.133771][ T9921] __mm_populate+0x27a/0x460 [ 147.138354][ T9921] vm_mmap_pgoff+0x303/0x430 [ 147.142946][ T9921] page last free pid 9898 tgid 9898 stack trace: [ 147.149261][ T9921] free_unref_folios+0xe40/0x18b0 [ 147.154279][ T9921] folios_put_refs+0x76c/0x860 [ 147.159039][ T9921] truncate_inode_pages_range+0x460/0x10e0 [ 147.164845][ T9921] blkdev_flush_mapping+0x108/0x270 [ 147.170067][ T9921] bdev_release+0x460/0x700 [ 147.174569][ T9921] blkdev_release+0x15/0x20 [ 147.179120][ T9921] __fput+0x3e9/0x9f0 [ 147.183107][ T9921] task_work_run+0x24f/0x310 [ 147.187694][ T9921] do_exit+0xa2f/0x28e0 [ 147.191848][ T9921] do_group_exit+0x207/0x2c0 [ 147.196437][ T9921] __x64_sys_exit_group+0x3f/0x40 [ 147.201470][ T9921] x64_sys_call+0x26a8/0x26b0 [ 147.206143][ T9921] do_syscall_64+0xf3/0x230 [ 147.210656][ T9921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.216648][ T9921] ------------[ cut here ]------------ [ 147.222100][ T9921] kernel BUG at mm/filemap.c:163! [ 147.227161][ T9921] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 147.234103][ T9921] CPU: 0 UID: 0 PID: 9921 Comm: syz-executor407 Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 147.244680][ T9921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 147.254725][ T9921] RIP: 0010:filemap_unaccount_folio+0x73d/0x7d0 [ 147.260969][ T9921] Code: fb c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 cb d3 11 00 90 0f 0b e8 03 fb c7 ff 48 89 df 48 c7 c6 80 ab 13 8c e8 b4 d3 11 00 90 <0f> 0b e8 ec fa c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 9d d3 11 00 [ 147.280578][ T9921] RSP: 0018:ffffc9000e657250 EFLAGS: 00010046 [ 147.286655][ T9921] RAX: 0e1965836efd3000 RBX: ffffea0001737040 RCX: ffffc9000e656e03 [ 147.294616][ T9921] RDX: 0000000000000003 RSI: ffffffff8c0aaba0 RDI: ffffffff8c5fed00 [ 147.302589][ T9921] RBP: 0000000000000000 R08: ffffffff901ab1f7 R09: 1ffffffff203563e [ 147.310552][ T9921] R10: dffffc0000000000 R11: fffffbfff203563f R12: dffffc0000000000 [ 147.318512][ T9921] R13: 1ffffd40002e6e09 R14: ffff8880234c0878 R15: ffffea0001737048 [ 147.326477][ T9921] FS: 00007f42e822a6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 147.335400][ T9921] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.341973][ T9921] CR2: 00007f42e822ad58 CR3: 0000000034d84000 CR4: 00000000003526f0 [ 147.349939][ T9921] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 147.357904][ T9921] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 147.365866][ T9921] Call Trace: [ 147.369143][ T9921] [ 147.372072][ T9921] ? __die_body+0x5f/0xb0 [ 147.376399][ T9921] ? die+0x9e/0xc0 [ 147.380131][ T9921] ? do_trap+0x15a/0x3a0 [ 147.384369][ T9921] ? filemap_unaccount_folio+0x73d/0x7d0 [ 147.390003][ T9921] ? do_error_trap+0x1dc/0x2c0 [ 147.394759][ T9921] ? filemap_unaccount_folio+0x73d/0x7d0 [ 147.400456][ T9921] ? __pfx_do_error_trap+0x10/0x10 [ 147.405561][ T9921] ? report_bug+0x3cd/0x500 [ 147.410068][ T9921] ? handle_invalid_op+0x34/0x40 [ 147.415000][ T9921] ? filemap_unaccount_folio+0x73d/0x7d0 [ 147.420629][ T9921] ? exc_invalid_op+0x38/0x50 [ 147.425300][ T9921] ? asm_exc_invalid_op+0x1a/0x20 [ 147.430321][ T9921] ? filemap_unaccount_folio+0x73d/0x7d0 [ 147.435950][ T9921] delete_from_page_cache_batch+0x172/0xa60 [ 147.441842][ T9921] ? __pfx_delete_from_page_cache_batch+0x10/0x10 [ 147.448267][ T9921] ? folio_mapping+0x17f/0x250 [ 147.453025][ T9921] ? truncate_cleanup_folio+0x280/0x300 [ 147.458569][ T9921] truncate_inode_pages_range+0x36b/0x10e0 [ 147.464374][ T9921] ? __pfx_lock_release+0x10/0x10 [ 147.469393][ T9921] ? rcu_is_watching+0x15/0xb0 [ 147.474148][ T9921] ? __pfx_truncate_inode_pages_range+0x10/0x10 [ 147.480383][ T9921] ? __mutex_lock+0x37f/0xee0 [ 147.485073][ T9921] ? down_write+0x18c/0x220 [ 147.489573][ T9921] ? __pfx_down_write+0x10/0x10 [ 147.494415][ T9921] ? mas_prev+0xe5/0x130 [ 147.498653][ T9921] truncate_bdev_range+0xe0/0x100 [ 147.503676][ T9921] blkdev_fallocate+0x262/0x490 [ 147.508520][ T9921] ? __pfx_blkdev_fallocate+0x10/0x10 [ 147.513886][ T9921] vfs_fallocate+0x623/0x7a0 [ 147.518473][ T9921] ? __pfx_vfs_fallocate+0x10/0x10 [ 147.523580][ T9921] do_madvise+0x23c9/0x4d90 [ 147.528083][ T9921] ? mark_lock+0x9a/0x360 [ 147.532411][ T9921] ? __pfx_do_madvise+0x10/0x10 [ 147.537259][ T9921] ? do_raw_spin_lock+0x14f/0x370 [ 147.542285][ T9921] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 147.548258][ T9921] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 147.554586][ T9921] ? _raw_spin_unlock_irq+0x23/0x50 [ 147.559781][ T9921] ? lockdep_hardirqs_on+0x99/0x150 [ 147.564975][ T9921] ? _raw_spin_unlock_irq+0x2e/0x50 [ 147.570169][ T9921] ? ptrace_notify+0x279/0x380 [ 147.574924][ T9921] ? __pfx_ptrace_notify+0x10/0x10 [ 147.580036][ T9921] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 147.586359][ T9921] ? do_syscall_64+0x100/0x230 [ 147.591113][ T9921] __x64_sys_madvise+0xa6/0xc0 [ 147.595872][ T9921] do_syscall_64+0xf3/0x230 [ 147.600368][ T9921] ? clear_bhb_loop+0x35/0x90 [ 147.605050][ T9921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.610939][ T9921] RIP: 0033:0x7f42e8290419 [ 147.615362][ T9921] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 147.634961][ T9921] RSP: 002b:00007f42e822a228 EFLAGS: 00000246 ORIG_RAX: 000000000000001c [ 147.643371][ T9921] RAX: ffffffffffffffda RBX: 00007f42e831a338 RCX: 00007f42e8290419 [ 147.651342][ T9921] RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000000020000000 [ 147.659305][ T9921] RBP: 00007f42e831a330 R08: 00007f42e822a6c0 R09: 00007f42e822a6c0 [ 147.667271][ T9921] R10: 00007f42e822a6c0 R11: 0000000000000246 R12: 00007f42e831a33c [ 147.675233][ T9921] R13: 00007f42e82e7074 R14: 6c756e2f7665642f R15: 00007fff9bd095a8 [ 147.683203][ T9921] [ 147.686211][ T9921] Modules linked in: [ 147.690112][ T9921] ---[ end trace 0000000000000000 ]--- [ 147.695555][ T9921] RIP: 0010:filemap_unaccount_folio+0x73d/0x7d0 [ 147.701796][ T9921] Code: fb c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 cb d3 11 00 90 0f 0b e8 03 fb c7 ff 48 89 df 48 c7 c6 80 ab 13 8c e8 b4 d3 11 00 90 <0f> 0b e8 ec fa c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 9d d3 11 00 [ 147.721397][ T9921] RSP: 0018:ffffc9000e657250 EFLAGS: 00010046 [ 147.727457][ T9921] RAX: 0e1965836efd3000 RBX: ffffea0001737040 RCX: ffffc9000e656e03 [ 147.735423][ T9921] RDX: 0000000000000003 RSI: ffffffff8c0aaba0 RDI: ffffffff8c5fed00 [ 147.743391][ T9921] RBP: 0000000000000000 R08: ffffffff901ab1f7 R09: 1ffffffff203563e [ 147.751355][ T9921] R10: dffffc0000000000 R11: fffffbfff203563f R12: dffffc0000000000 [ 147.759319][ T9921] R13: 1ffffd40002e6e09 R14: ffff8880234c0878 R15: ffffea0001737048 [ 147.767283][ T9921] FS: 00007f42e822a6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 147.776204][ T9921] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.782798][ T9921] CR2: 00007f42e822ad58 CR3: 0000000034d84000 CR4: 00000000003526f0 [ 147.790776][ T9921] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 147.798741][ T9921] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 147.806721][ T9921] Kernel panic - not syncing: Fatal exception [ 147.813025][ T9921] Kernel Offset: disabled [ 147.817341][ T9921] Rebooting in 86400 seconds..